Commit graph android_kernel_motorola_sm6375/block
Author SHA1 Message Date
Greg Kroah-Hartman
a778a36923 This is the 5.4.198 stable release
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Merge 5.4.198 into android11-5.4-lts

Changes in 5.4.198
	binfmt_flat: do not stop relocating GOT entries prematurely on riscv
	ALSA: hda/realtek - Fix microphone noise on ASUS TUF B550M-PLUS
	USB: serial: option: add Quectel BG95 modem
	USB: new quirk for Dell Gen 2 devices
	usb: core: hcd: Add support for deferring roothub registration
	perf/x86/intel: Fix event constraints for ICL
	ptrace/um: Replace PT_DTRACE with TIF_SINGLESTEP
	ptrace/xtensa: Replace PT_SINGLESTEP with TIF_SINGLESTEP
	ptrace: Reimplement PTRACE_KILL by always sending SIGKILL
	btrfs: add "0x" prefix for unsupported optional features
	btrfs: repair super block num_devices automatically
	drm/virtio: fix NULL pointer dereference in virtio_gpu_conn_get_modes
	mwifiex: add mutex lock for call in mwifiex_dfs_chan_sw_work_queue
	b43legacy: Fix assigning negative value to unsigned variable
	b43: Fix assigning negative value to unsigned variable
	ipw2x00: Fix potential NULL dereference in libipw_xmit()
	ipv6: fix locking issues with loops over idev->addr_list
	fbcon: Consistently protect deferred_takeover with console_lock()
	ACPICA: Avoid cache flush inside virtual machines
	drm/komeda: return early if drm_universal_plane_init() fails.
	ALSA: jack: Access input_dev under mutex
	spi: spi-rspi: Remove setting {src,dst}_{addr,addr_width} based on DMA direction
	tools/power turbostat: fix ICX DRAM power numbers
	drm/amd/pm: fix double free in si_parse_power_table()
	ath9k: fix QCA9561 PA bias level
	media: venus: hfi: avoid null dereference in deinit
	media: pci: cx23885: Fix the error handling in cx23885_initdev()
	media: cx25821: Fix the warning when removing the module
	md/bitmap: don't set sb values if can't pass sanity check
	mmc: jz4740: Apply DMA engine limits to maximum segment size
	scsi: megaraid: Fix error check return value of register_chrdev()
	drm/plane: Move range check for format_count earlier
	drm/amd/pm: fix the compile warning
	arm64: compat: Do not treat syscall number as ESR_ELx for a bad syscall
	drm: msm: fix error check return value of irq_of_parse_and_map()
	ipv6: Don't send rs packets to the interface of ARPHRD_TUNNEL
	net/mlx5: fs, delete the FTE when there are no rules attached to it
	ASoC: dapm: Don't fold register value changes into notifications
	mlxsw: spectrum_dcb: Do not warn about priority changes
	drm/amdgpu/ucode: Remove firmware load type check in amdgpu_ucode_free_bo
	HID: bigben: fix slab-out-of-bounds Write in bigben_probe
	ASoC: tscs454: Add endianness flag in snd_soc_component_driver
	s390/preempt: disable __preempt_count_add() optimization for PROFILE_ALL_BRANCHES
	spi: stm32-qspi: Fix wait_cmd timeout in APM mode
	dma-debug: change allocation mode from GFP_NOWAIT to GFP_ATIOMIC
	ACPI: PM: Block ASUS B1400CEAE from suspend to idle by default
	ipmi:ssif: Check for NULL msg when handling events and messages
	ipmi: Fix pr_fmt to avoid compilation issues
	rtlwifi: Use pr_warn instead of WARN_ONCE
	media: coda: limit frame interval enumeration to supported encoder frame sizes
	media: cec-adap.c: fix is_configuring state
	openrisc: start CPU timer early in boot
	nvme-pci: fix a NULL pointer dereference in nvme_alloc_admin_tags
	ASoC: rt5645: Fix errorenous cleanup order
	nbd: Fix hung on disconnect request if socket is closed before
	net: phy: micrel: Allow probing without .driver_data
	media: exynos4-is: Fix compile warning
	ASoC: max98357a: remove dependency on GPIOLIB
	hwmon: Make chip parameter for with_info API mandatory
	rxrpc: Return an error to sendmsg if call failed
	eth: tg3: silence the GCC 12 array-bounds warning
	selftests/bpf: fix btf_dump/btf_dump due to recent clang change
	IB/rdmavt: add missing locks in rvt_ruc_loopback
	ARM: dts: ox820: align interrupt controller node name with dtschema
	PM / devfreq: rk3399_dmc: Disable edev on remove()
	fs: jfs: fix possible NULL pointer dereference in dbFree()
	ARM: OMAP1: clock: Fix UART rate reporting algorithm
	powerpc/fadump: Fix fadump to work with a different endian capture kernel
	fat: add ratelimit to fat*_ent_bread()
	ARM: versatile: Add missing of_node_put in dcscb_init
	ARM: dts: exynos: add atmel,24c128 fallback to Samsung EEPROM
	ARM: hisi: Add missing of_node_put after of_find_compatible_node
	PCI: Avoid pci_dev_lock() AB/BA deadlock with sriov_numvfs_store()
	tracing: incorrect isolate_mote_t cast in mm_vmscan_lru_isolate
	powerpc/xics: fix refcount leak in icp_opal_init()
	powerpc/powernv: fix missing of_node_put in uv_init()
	macintosh/via-pmu: Fix build failure when CONFIG_INPUT is disabled
	powerpc/iommu: Add missing of_node_put in iommu_init_early_dart
	RDMA/hfi1: Prevent panic when SDMA is disabled
	drm: fix EDID struct for old ARM OABI format
	ath9k: fix ar9003_get_eepmisc
	drm/edid: fix invalid EDID extension block filtering
	drm/bridge: adv7511: clean up CEC adapter when probe fails
	ASoC: mediatek: Fix error handling in mt8173_max98090_dev_probe
	ASoC: mediatek: Fix missing of_node_put in mt2701_wm8960_machine_probe
	x86/delay: Fix the wrong asm constraint in delay_loop()
	drm/mediatek: Fix mtk_cec_mask()
	drm/vc4: txp: Don't set TXP_VSTART_AT_EOF
	drm/vc4: txp: Force alpha to be 0xff if it's disabled
	bpf: Fix excessive memory allocation in stack_map_alloc()
	nl80211: show SSID for P2P_GO interfaces
	drm/komeda: Fix an undefined behavior bug in komeda_plane_add()
	drm: mali-dp: potential dereference of null pointer
	spi: spi-ti-qspi: Fix return value handling of wait_for_completion_timeout
	NFC: NULL out the dev->rfkill to prevent UAF
	efi: Add missing prototype for efi_capsule_setup_info
	drbd: fix duplicate array initializer
	HID: hid-led: fix maximum brightness for Dream Cheeky
	HID: elan: Fix potential double free in elan_input_configured
	drm/bridge: Fix error handling in analogix_dp_probe
	sched/fair: Fix cfs_rq_clock_pelt() for throttled cfs_rq
	spi: img-spfi: Fix pm_runtime_get_sync() error checking
	cpufreq: Fix possible race in cpufreq online error path
	ath9k_htc: fix potential out of bounds access with invalid rxstatus->rs_keyix
	inotify: show inotify mask flags in proc fdinfo
	fsnotify: fix wrong lockdep annotations
	of: overlay: do not break notify on NOTIFY_{OK|STOP}
	scsi: ufs: core: Exclude UECxx from SFR dump list
	x86/pm: Fix false positive kmemleak report in msr_build_context()
	x86/speculation: Add missing prototype for unpriv_ebpf_notify()
	ASoC: rk3328: fix disabling mclk on pclk probe failure
	perf tools: Add missing headers needed by util/data.h
	drm/msm/disp/dpu1: set vbif hw config to NULL to avoid use after memory free during pm runtime resume
	drm/msm/dsi: fix error checks and return values for DSI xmit functions
	drm/msm/hdmi: check return value after calling platform_get_resource_byname()
	drm/msm/hdmi: fix error check return value of irq_of_parse_and_map()
	drm/rockchip: vop: fix possible null-ptr-deref in vop_bind()
	virtio_blk: fix the discard_granularity and discard_alignment queue limits
	x86: Fix return value of __setup handlers
	irqchip/exiu: Fix acknowledgment of edge triggered interrupts
	irqchip/aspeed-i2c-ic: Fix irq_of_parse_and_map() return value
	x86/mm: Cleanup the control_va_addr_alignment() __setup handler
	regulator: core: Fix enable_count imbalance with EXCLUSIVE_GET
	drm/msm/mdp5: Return error code in mdp5_pipe_release when deadlock is detected
	drm/msm/mdp5: Return error code in mdp5_mixer_release when deadlock is detected
	drm/msm: return an error pointer in msm_gem_prime_get_sg_table()
	media: uvcvideo: Fix missing check to determine if element is found in list
	iomap: iomap_write_failed fix
	Revert "cpufreq: Fix possible race in cpufreq online error path"
	perf/amd/ibs: Use interrupt regs ip for stack unwinding
	ASoC: fsl: Fix refcount leak in imx_sgtl5000_probe
	ASoC: mxs-saif: Fix refcount leak in mxs_saif_probe
	regulator: pfuze100: Fix refcount leak in pfuze_parse_regulators_dt
	scripts/faddr2line: Fix overlapping text section failures
	media: aspeed: Fix an error handling path in aspeed_video_probe()
	media: st-delta: Fix PM disable depth imbalance in delta_probe
	media: exynos4-is: Change clk_disable to clk_disable_unprepare
	media: pvrusb2: fix array-index-out-of-bounds in pvr2_i2c_core_init
	media: vsp1: Fix offset calculation for plane cropping
	Bluetooth: fix dangling sco_conn and use-after-free in sco_sock_timeout
	m68k: math-emu: Fix dependencies of math emulation support
	sctp: read sk->sk_bound_dev_if once in sctp_rcv()
	media: ov7670: remove ov7670_power_off from ov7670_remove
	ext4: reject the 'commit' option on ext2 filesystems
	drm/msm/a6xx: Fix refcount leak in a6xx_gpu_init
	drm: msm: fix possible memory leak in mdp5_crtc_cursor_set()
	thermal/drivers/broadcom: Fix potential NULL dereference in sr_thermal_probe
	ASoC: wm2000: fix missing clk_disable_unprepare() on error in wm2000_anc_transition()
	NFC: hci: fix sleep in atomic context bugs in nfc_hci_hcp_message_tx
	rxrpc: Fix listen() setting the bar too high for the prealloc rings
	rxrpc: Don't try to resend the request if we're receiving the reply
	rxrpc: Fix overlapping ACK accounting
	rxrpc: Don't let ack.previousPacket regress
	rxrpc: Fix decision on when to generate an IDLE ACK
	net/smc: postpone sk_refcnt increment in connect()
	arm64: dts: rockchip: Move drive-impedance-ohm to emmc phy on rk3399
	ARM: dts: suniv: F1C100: fix watchdog compatible
	soc: qcom: smp2p: Fix missing of_node_put() in smp2p_parse_ipc
	soc: qcom: smsm: Fix missing of_node_put() in smsm_parse_ipc
	PCI: cadence: Fix find_first_zero_bit() limit
	PCI: rockchip: Fix find_first_zero_bit() limit
	KVM: nVMX: Leave most VM-Exit info fields unmodified on failed VM-Entry
	can: xilinx_can: mark bit timing constants as const
	ARM: dts: bcm2835-rpi-zero-w: Fix GPIO line name for Wifi/BT
	ARM: dts: bcm2837-rpi-cm3-io3: Fix GPIO line names for SMPS I2C
	ARM: dts: bcm2837-rpi-3-b-plus: Fix GPIO line name of power LED
	ARM: dts: bcm2835-rpi-b: Fix GPIO line names
	misc: ocxl: fix possible double free in ocxl_file_register_afu
	crypto: marvell/cesa - ECB does not IV
	arm: mediatek: select arch timer for mt7629
	powerpc/fadump: fix PT_LOAD segment for boot memory area
	mfd: ipaq-micro: Fix error check return value of platform_get_irq()
	scsi: fcoe: Fix Wstringop-overflow warnings in fcoe_wwn_from_mac()
	firmware: arm_scmi: Fix list protocols enumeration in the base protocol
	nvdimm: Allow overwrite in the presence of disabled dimms
	pinctrl: mvebu: Fix irq_of_parse_and_map() return value
	drivers/base/node.c: fix compaction sysfs file leak
	dax: fix cache flush on PMD-mapped pages
	powerpc/8xx: export 'cpm_setbrg' for modules
	powerpc/idle: Fix return value of __setup() handler
	powerpc/4xx/cpm: Fix return value of __setup() handler
	proc: fix dentry/inode overinstantiating under /proc/${pid}/net
	ipc/mqueue: use get_tree_nodev() in mqueue_get_tree()
	PCI: imx6: Fix PERST# start-up sequence
	tty: fix deadlock caused by calling printk() under tty_port->lock
	crypto: cryptd - Protect per-CPU resource by disabling BH.
	Input: sparcspkr - fix refcount leak in bbc_beep_probe
	powerpc/64: Only WARN if __pa()/__va() called with bad addresses
	powerpc/perf: Fix the threshold compare group constraint for power9
	macintosh: via-pmu and via-cuda need RTC_LIB
	powerpc/fsl_rio: Fix refcount leak in fsl_rio_setup
	mfd: davinci_voicecodec: Fix possible null-ptr-deref davinci_vc_probe()
	mailbox: forward the hrtimer if not queued and under a lock
	RDMA/hfi1: Prevent use of lock before it is initialized
	Input: stmfts - do not leave device disabled in stmfts_input_open
	f2fs: fix dereference of stale list iterator after loop body
	iommu/mediatek: Add list_del in mtk_iommu_remove
	i2c: at91: use dma safe buffers
	i2c: at91: Initialize dma_buf in at91_twi_xfer()
	NFS: Do not report EINTR/ERESTARTSYS as mapping errors
	NFS: Do not report flush errors in nfs_write_end()
	NFS: Don't report errors from nfs_pageio_complete() more than once
	NFSv4/pNFS: Do not fail I/O when we fail to allocate the pNFS layout
	video: fbdev: clcdfb: Fix refcount leak in clcdfb_of_vram_setup
	dmaengine: stm32-mdma: remove GISR1 register
	iommu/amd: Increase timeout waiting for GA log enablement
	perf c2c: Use stdio interface if slang is not supported
	perf jevents: Fix event syntax error caused by ExtSel
	f2fs: fix to avoid f2fs_bug_on() in dec_valid_node_count()
	f2fs: fix to do sanity check on block address in f2fs_do_zero_range()
	f2fs: fix to clear dirty inode in f2fs_evict_inode()
	f2fs: fix deadloop in foreground GC
	f2fs: don't need inode lock for system hidden quota
	f2fs: fix fallocate to use file_modified to update permissions consistently
	wifi: mac80211: fix use-after-free in chanctx code
	iwlwifi: mvm: fix assert 1F04 upon reconfig
	fs-writeback: writeback_sb_inodes:Recalculate 'wrote' according skipped pages
	efi: Do not import certificates from UEFI Secure Boot for T2 Macs
	bfq: Split shared queues on move between cgroups
	bfq: Update cgroup information before merging bio
	bfq: Track whether bfq_group is still online
	netfilter: nf_tables: disallow non-stateful expression in sets earlier
	ext4: fix use-after-free in ext4_rename_dir_prepare
	ext4: fix warning in ext4_handle_inode_extension
	ext4: fix bug_on in ext4_writepages
	ext4: verify dir block before splitting it
	ext4: avoid cycles in directory h-tree
	ACPI: property: Release subnode properties with data nodes
	tracing: Fix potential double free in create_var_ref()
	PCI/PM: Fix bridge_d3_blacklist[] Elo i2 overwrite of Gigabyte X299
	PCI: qcom: Fix runtime PM imbalance on probe errors
	PCI: qcom: Fix unbalanced PHY init on probe errors
	mm, compaction: fast_find_migrateblock() should return pfn in the target zone
	dlm: fix plock invalid read
	dlm: fix missing lkb refcount handling
	ocfs2: dlmfs: fix error handling of user_dlm_destroy_lock
	scsi: dc395x: Fix a missing check on list iterator
	scsi: ufs: qcom: Add a readl() to make sure ref_clk gets enabled
	drm/amdgpu/cs: make commands with 0 chunks illegal behaviour.
	drm/etnaviv: check for reaped mapping in etnaviv_iommu_unmap_gem
	drm/nouveau/clk: Fix an incorrect NULL check on list iterator
	drm/bridge: analogix_dp: Grab runtime PM reference for DP-AUX
	md: fix an incorrect NULL check in does_sb_need_changing
	md: fix an incorrect NULL check in md_reload_sb
	mtd: cfi_cmdset_0002: Move and rename chip_check/chip_ready/chip_good_for_write
	media: coda: Fix reported H264 profile
	media: coda: Add more H264 levels for CODA960
	Kconfig: Add option for asm goto w/ tied outputs to workaround clang-13 bug
	RDMA/hfi1: Fix potential integer multiplication overflow errors
	irqchip/armada-370-xp: Do not touch Performance Counter Overflow on A375, A38x, A39x
	irqchip: irq-xtensa-mx: fix initial IRQ affinity
	mac80211: upgrade passive scan to active scan on DFS channels after beacon rx
	um: chan_user: Fix winch_tramp() return value
	um: Fix out-of-bounds read in LDT setup
	iommu/msm: Fix an incorrect NULL check on list iterator
	nodemask.h: fix compilation error with GCC12
	hugetlb: fix huge_pmd_unshare address update
	rtl818x: Prevent using not initialized queues
	ASoC: rt5514: Fix event generation for "DSP Voice Wake Up" control
	carl9170: tx: fix an incorrect use of list iterator
	serial: pch: don't overwrite xmit->buf[0] by x_char
	tilcdc: tilcdc_external: fix an incorrect NULL check on list iterator
	gma500: fix an incorrect NULL check on list iterator
	arm64: dts: qcom: ipq8074: fix the sleep clock frequency
	phy: qcom-qmp: fix struct clk leak on probe errors
	ARM: pxa: maybe fix gpio lookup tables
	docs/conf.py: Cope with removal of language=None in Sphinx 5.0.0
	dt-bindings: gpio: altera: correct interrupt-cells
	blk-iolatency: Fix inflight count imbalances and IO hangs on offline
	phy: qcom-qmp: fix reset-controller leak on probe errors
	Kconfig: add config option for asm goto w/ outputs
	RDMA/rxe: Generate a completion for unsupported/invalid opcode
	MIPS: IP27: Remove incorrect `cpu_has_fpu' override
	bfq: Avoid merging queues with different parents
	bfq: Drop pointless unlock-lock pair
	bfq: Remove pointless bfq_init_rq() calls
	bfq: Get rid of __bio_blkcg() usage
	bfq: Make sure bfqg for which we are queueing requests is online
	block: fix bio_clone_blkg_association() to associate with proper blkcg_gq
	md: bcache: check the return value of kzalloc() in detached_dev_do_request()
	pcmcia: db1xxx_ss: restrict to MIPS_DB1XXX boards
	staging: greybus: codecs: fix type confusion of list iterator variable
	iio: adc: ad7124: Remove shift from scan_type
	tty: goldfish: Use tty_port_destroy() to destroy port
	tty: serial: owl: Fix missing clk_disable_unprepare() in owl_uart_probe
	tty: serial: fsl_lpuart: fix potential bug when using both of_alias_get_id and ida_simple_get
	usb: usbip: fix a refcount leak in stub_probe()
	usb: usbip: add missing device lock on tweak configuration cmd
	USB: storage: karma: fix rio_karma_init return
	usb: musb: Fix missing of_node_put() in omap2430_probe
	staging: fieldbus: Fix the error handling path in anybuss_host_common_probe()
	pwm: lp3943: Fix duty calculation in case period was clamped
	rpmsg: qcom_smd: Fix irq_of_parse_and_map() return value
	usb: dwc3: pci: Fix pm_runtime_get_sync() error checking
	firmware: stratix10-svc: fix a missing check on list iterator
	iio: adc: stmpe-adc: Fix wait_for_completion_timeout return value check
	iio: adc: sc27xx: fix read big scale voltage not right
	iio: adc: sc27xx: Fine tune the scale calibration values
	rpmsg: qcom_smd: Fix returning 0 if irq_of_parse_and_map() fails
	phy: qcom-qmp: fix pipe-clock imbalance on power-on failure
	serial: sifive: Report actual baud base rather than fixed 115200
	coresight: cpu-debug: Replace mutex with mutex_trylock on panic notifier
	soc: rockchip: Fix refcount leak in rockchip_grf_init
	clocksource/drivers/riscv: Events are stopped during CPU suspend
	rtc: mt6397: check return value after calling platform_get_resource()
	serial: meson: acquire port->lock in startup()
	serial: 8250_fintek: Check SER_RS485_RTS_* only with RS485
	serial: digicolor-usart: Don't allow CS5-6
	serial: rda-uart: Don't allow CS5-6
	serial: txx9: Don't allow CS5-6
	serial: sh-sci: Don't allow CS5-6
	serial: sifive: Sanitize CSIZE and c_iflag
	serial: st-asc: Sanitize CSIZE and correct PARENB for CS7
	serial: stm32-usart: Correct CSIZE, bits, and parity
	firmware: dmi-sysfs: Fix memory leak in dmi_sysfs_register_handle
	bus: ti-sysc: Fix warnings for unbind for serial
	driver: base: fix UAF when driver_attach failed
	driver core: fix deadlock in __device_attach
	watchdog: ts4800_wdt: Fix refcount leak in ts4800_wdt_probe
	ASoC: fsl_sai: Fix FSL_SAI_xDR/xFR definition
	clocksource/drivers/oxnas-rps: Fix irq_of_parse_and_map() return value
	s390/crypto: fix scatterwalk_unmap() callers in AES-GCM
	net: sched: fixed barrier to prevent skbuff sticking in qdisc backlog
	net: ethernet: mtk_eth_soc: out of bounds read in mtk_hwlro_get_fdir_entry()
	net: dsa: mv88e6xxx: Fix refcount leak in mv88e6xxx_mdios_register
	modpost: fix removing numeric suffixes
	jffs2: fix memory leak in jffs2_do_fill_super
	ubi: ubi_create_volume: Fix use-after-free when volume creation failed
	nfp: only report pause frame configuration for physical device
	net/mlx5: Don't use already freed action pointer
	net/mlx5e: Update netdev features after changing XDP state
	net: sched: add barrier to fix packet stuck problem for lockless qdisc
	tcp: tcp_rtx_synack() can be called from process context
	afs: Fix infinite loop found by xfstest generic/676
	tipc: check attribute length for bearer name
	perf c2c: Fix sorting in percent_rmt_hitm_cmp()
	mips: cpc: Fix refcount leak in mips_cpc_default_phys_base
	tracing: Fix sleeping function called from invalid context on RT kernel
	tracing: Avoid adding tracer option before update_tracer_options
	f2fs: remove WARN_ON in f2fs_is_valid_blkaddr
	i2c: cadence: Increase timeout per message if necessary
	m68knommu: set ZERO_PAGE() to the allocated zeroed page
	m68knommu: fix undefined reference to `_init_sp'
	dmaengine: zynqmp_dma: In struct zynqmp_dma_chan fix desc_size data type
	NFSv4: Don't hold the layoutget locks across multiple RPC calls
	video: fbdev: pxa3xx-gcu: release the resources correctly in pxa3xx_gcu_probe/remove()
	xprtrdma: treat all calls not a bcall when bc_serv is NULL
	netfilter: nat: really support inet nat without l3 address
	ata: pata_octeon_cf: Fix refcount leak in octeon_cf_probe
	netfilter: nf_tables: memleak flow rule from commit path
	xen: unexport __init-annotated xen_xlate_map_ballooned_pages()
	af_unix: Fix a data-race in unix_dgram_peer_wake_me().
	bpf, arm64: Clear prog->jited_len along prog->jited
	net: dsa: lantiq_gswip: Fix refcount leak in gswip_gphy_fw_list
	net/mlx4_en: Fix wrong return value on ioctl EEPROM query failure
	SUNRPC: Fix the calculation of xdr->end in xdr_get_next_encode_buffer()
	net: mdio: unexport __init-annotated mdio_bus_init()
	net: xfrm: unexport __init-annotated xfrm4_protocol_init()
	net: ipv6: unexport __init-annotated seg6_hmac_init()
	net/mlx5: Rearm the FW tracer after each tracer event
	net/mlx5: fs, fail conflicting actions
	ip_gre: test csum_start instead of transport header
	net: altera: Fix refcount leak in altera_tse_mdio_create
	drm: imx: fix compiler warning with gcc-12
	iio: dummy: iio_simple_dummy: check the return value of kstrdup()
	iio: st_sensors: Add a local lock for protecting odr
	lkdtm/usercopy: Expand size of "out of frame" object
	tty: synclink_gt: Fix null-pointer-dereference in slgt_clean()
	tty: Fix a possible resource leak in icom_probe
	drivers: staging: rtl8192u: Fix deadlock in ieee80211_beacons_stop()
	drivers: staging: rtl8192e: Fix deadlock in rtllib_beacons_stop()
	USB: host: isp116x: check return value after calling platform_get_resource()
	drivers: tty: serial: Fix deadlock in sa1100_set_termios()
	drivers: usb: host: Fix deadlock in oxu_bus_suspend()
	USB: hcd-pci: Fully suspend across freeze/thaw cycle
	usb: dwc2: gadget: don't reset gadget's driver->bus
	misc: rtsx: set NULL intfdata when probe fails
	extcon: Modify extcon device to be created after driver data is set
	clocksource/drivers/sp804: Avoid error on multiple instances
	staging: rtl8712: fix uninit-value in usb_read8() and friends
	staging: rtl8712: fix uninit-value in r871xu_drv_init()
	serial: msm_serial: disable interrupts in __msm_console_write()
	kernfs: Separate kernfs_pr_cont_buf and rename_lock.
	watchdog: wdat_wdt: Stop watchdog when rebooting the system
	md: protect md_unregister_thread from reentrancy
	scsi: myrb: Fix up null pointer access on myrb_cleanup()
	Revert "net: af_key: add check for pfkey_broadcast in function pfkey_process"
	ceph: allow ceph.dir.rctime xattr to be updatable
	drm/radeon: fix a possible null pointer dereference
	modpost: fix undefined behavior of is_arm_mapping_symbol()
	x86/cpu: Elide KCSAN for cpu_has() and friends
	nbd: call genl_unregister_family() first in nbd_cleanup()
	nbd: fix race between nbd_alloc_config() and module removal
	nbd: fix io hung while disconnecting device
	s390/gmap: voluntarily schedule during key setting
	cifs: version operations for smb20 unneeded when legacy support disabled
	nodemask: Fix return values to be unsigned
	vringh: Fix loop descriptors check in the indirect cases
	scripts/gdb: change kernel config dumping method
	ALSA: hda/conexant - Fix loopback issue with CX20632
	cifs: return errors during session setup during reconnects
	ata: libata-transport: fix {dma|pio|xfer}_mode sysfs files
	mmc: block: Fix CQE recovery reset success
	nfc: st21nfca: fix incorrect validating logic in EVT_TRANSACTION
	nfc: st21nfca: fix memory leaks in EVT_TRANSACTION handling
	ixgbe: fix bcast packets Rx on VF after promisc removal
	ixgbe: fix unexpected VLAN Rx in promisc mode on VF
	Input: bcm5974 - set missing URB_NO_TRANSFER_DMA_MAP urb flag
	powerpc/32: Fix overread/overwrite of thread_struct via ptrace
	md/raid0: Ignore RAID0 layout if the second zone has only one device
	mtd: cfi_cmdset_0002: Use chip_ready() for write on S29GL064N
	tcp: fix tcp_mtup_probe_success vs wrong snd_cwnd
	Linux 5.4.198

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: I05615e33dbd0029f93c9724c9abc9cb9035122d2
2022-06-21 14:58:56 +02:00
Jan Kara
5f62b21b7c block: fix bio_clone_blkg_association() to associate with proper blkcg_gq
commit 22b106e5355d6e7a9c3b5cb5ed4ef22ae585ea94 upstream.

Commit d92c370a16cb ("block: really clone the block cgroup in
bio_clone_blkg_association") changed bio_clone_blkg_association() to
just clone bio->bi_blkg reference from source to destination bio. This
is however wrong if the source and destination bios are against
different block devices because struct blkcg_gq is different for each
bdev-blkcg pair. This will result in IOs being accounted (and throttled
as a result) multiple times against the same device (src bdev) while
throttling of the other device (dst bdev) is ignored. In case of BFQ the
inconsistency can even result in crashes in bfq_bic_update_cgroup().
Fix the problem by looking up correct blkcg_gq for the cloned bio.

Reported-by: Logan Gunthorpe <logang@deltatee.com>
Reported-and-tested-by: Donald Buczek <buczek@molgen.mpg.de>
Fixes: d92c370a16cb ("block: really clone the block cgroup in bio_clone_blkg_association")
CC: stable@vger.kernel.org
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jan Kara <jack@suse.cz>
Link: https://lore.kernel.org/r/20220602081242.7731-1-jack@suse.cz
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2022-06-14 18:11:50 +02:00
Jan Kara
ccddf8cd41 bfq: Make sure bfqg for which we are queueing requests is online
commit 075a53b78b815301f8d3dd1ee2cd99554e34f0dd upstream.

Bios queued into BFQ IO scheduler can be associated with a cgroup that
was already offlined. This may then cause insertion of this bfq_group
into a service tree. But this bfq_group will get freed as soon as last
bio associated with it is completed leading to use after free issues for
service tree users. Fix the problem by making sure we always operate on
online bfq_group. If the bfq_group associated with the bio is not
online, we pick the first online parent.

CC: stable@vger.kernel.org
Fixes: e21b7a0b98 ("block, bfq: add full hierarchical scheduling and cgroups support")
Tested-by: "yukuai (C)" <yukuai3@huawei.com>
Signed-off-by: Jan Kara <jack@suse.cz>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Link: https://lore.kernel.org/r/20220401102752.8599-9-jack@suse.cz
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2022-06-14 18:11:50 +02:00
Jan Kara
8afc13b958 bfq: Get rid of __bio_blkcg() usage
commit 4e54a2493e582361adc3bfbf06c7d50d19d18837 upstream.

BFQ usage of __bio_blkcg() is a relict from the past. Furthermore if bio
would not be associated with any blkcg, the usage of __bio_blkcg() in
BFQ is prone to races with the task being migrated between cgroups as
__bio_blkcg() calls at different places could return different blkcgs.

Convert BFQ to the new situation where bio->bi_blkg is initialized in
bio_set_dev() and thus practically always valid. This allows us to save
blkcg_gq lookup and noticeably simplify the code.

CC: stable@vger.kernel.org
Fixes: 0fe061b9f0 ("blkcg: fix ref count issue with bio_blkcg() using task_css")
Tested-by: "yukuai (C)" <yukuai3@huawei.com>
Signed-off-by: Jan Kara <jack@suse.cz>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Link: https://lore.kernel.org/r/20220401102752.8599-8-jack@suse.cz
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2022-06-14 18:11:50 +02:00
Jan Kara
be1b78f949 bfq: Remove pointless bfq_init_rq() calls
commit 5f550ede5edf846ecc0067be1ba80514e6fe7f8e upstream.

We call bfq_init_rq() from request merging functions where requests we
get should have already gone through bfq_init_rq() during insert and
anyway we want to do anything only if the request is already tracked by
BFQ. So replace calls to bfq_init_rq() with RQ_BFQQ() instead to simply
skip requests untracked by BFQ. We move bfq_init_rq() call in
bfq_insert_request() a bit earlier to cover request merging and thus
can transfer FIFO position in case of a merge.

CC: stable@vger.kernel.org
Tested-by: "yukuai (C)" <yukuai3@huawei.com>
Signed-off-by: Jan Kara <jack@suse.cz>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Link: https://lore.kernel.org/r/20220401102752.8599-6-jack@suse.cz
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2022-06-14 18:11:50 +02:00
Jan Kara
f885f55033 bfq: Drop pointless unlock-lock pair
commit fc84e1f941b91221092da5b3102ec82da24c5673 upstream.

In bfq_insert_request() we unlock bfqd->lock only to call
trace_block_rq_insert() and then lock bfqd->lock again. This is really
pointless since tracing is disabled if we really care about performance
and even if the tracepoint is enabled, it is a quick call.

CC: stable@vger.kernel.org
Tested-by: "yukuai (C)" <yukuai3@huawei.com>
Signed-off-by: Jan Kara <jack@suse.cz>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Link: https://lore.kernel.org/r/20220401102752.8599-5-jack@suse.cz
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2022-06-14 18:11:50 +02:00
Jan Kara
97be7d13fb bfq: Avoid merging queues with different parents
commit c1cee4ab36acef271be9101590756ed0c0c374d9 upstream.

It can happen that the parent of a bfqq changes between the moment we
decide two queues are worth to merge (and set bic->stable_merge_bfqq)
and the moment bfq_setup_merge() is called. This can happen e.g. because
the process submitted IO for a different cgroup and thus bfqq got
reparented. It can even happen that the bfqq we are merging with has
parent cgroup that is already offline and going to be destroyed in which
case the merge can lead to use-after-free issues such as:

BUG: KASAN: use-after-free in __bfq_deactivate_entity+0x9cb/0xa50
Read of size 8 at addr ffff88800693c0c0 by task runc:[2:INIT]/10544

CPU: 0 PID: 10544 Comm: runc:[2:INIT] Tainted: G            E     5.15.2-0.g5fb85fd-default #1 openSUSE Tumbleweed (unreleased) f1f3b891c72369aebecd2e43e4641a6358867c70
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a-rebuilt.opensuse.org 04/01/2014
Call Trace:
 <IRQ>
 dump_stack_lvl+0x46/0x5a
 print_address_description.constprop.0+0x1f/0x140
 ? __bfq_deactivate_entity+0x9cb/0xa50
 kasan_report.cold+0x7f/0x11b
 ? __bfq_deactivate_entity+0x9cb/0xa50
 __bfq_deactivate_entity+0x9cb/0xa50
 ? update_curr+0x32f/0x5d0
 bfq_deactivate_entity+0xa0/0x1d0
 bfq_del_bfqq_busy+0x28a/0x420
 ? resched_curr+0x116/0x1d0
 ? bfq_requeue_bfqq+0x70/0x70
 ? check_preempt_wakeup+0x52b/0xbc0
 __bfq_bfqq_expire+0x1a2/0x270
 bfq_bfqq_expire+0xd16/0x2160
 ? try_to_wake_up+0x4ee/0x1260
 ? bfq_end_wr_async_queues+0xe0/0xe0
 ? _raw_write_unlock_bh+0x60/0x60
 ? _raw_spin_lock_irq+0x81/0xe0
 bfq_idle_slice_timer+0x109/0x280
 ? bfq_dispatch_request+0x4870/0x4870
 __hrtimer_run_queues+0x37d/0x700
 ? enqueue_hrtimer+0x1b0/0x1b0
 ? kvm_clock_get_cycles+0xd/0x10
 ? ktime_get_update_offsets_now+0x6f/0x280
 hrtimer_interrupt+0x2c8/0x740

Fix the problem by checking that the parent of the two bfqqs we are
merging in bfq_setup_merge() is the same.

Link: https://lore.kernel.org/linux-block/20211125172809.GC19572@quack2.suse.cz/
CC: stable@vger.kernel.org
Fixes: 430a67f9d616 ("block, bfq: merge bursts of newly-created queues")
Tested-by: "yukuai (C)" <yukuai3@huawei.com>
Signed-off-by: Jan Kara <jack@suse.cz>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Link: https://lore.kernel.org/r/20220401102752.8599-2-jack@suse.cz
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2022-06-14 18:11:50 +02:00
Tejun Heo
d19fa8f252 blk-iolatency: Fix inflight count imbalances and IO hangs on offline
commit 8a177a36da6c54c98b8685d4f914cb3637d53c0d upstream.

iolatency needs to track the number of inflight IOs per cgroup. As this
tracking can be expensive, it is disabled when no cgroup has iolatency
configured for the device. To ensure that the inflight counters stay
balanced, iolatency_set_limit() freezes the request_queue while manipulating
the enabled counter, which ensures that no IO is in flight and thus all
counters are zero.

Unfortunately, iolatency_set_limit() isn't the only place where the enabled
counter is manipulated. iolatency_pd_offline() can also dec the counter and
trigger disabling. As this disabling happens without freezing the q, this
can easily happen while some IOs are in flight and thus leak the counts.

This can be easily demonstrated by turning on iolatency on an one empty
cgroup while IOs are in flight in other cgroups and then removing the
cgroup. Note that iolatency shouldn't have been enabled elsewhere in the
system to ensure that removing the cgroup disables iolatency for the whole
device.

The following keeps flipping on and off iolatency on sda:

  echo +io > /sys/fs/cgroup/cgroup.subtree_control
  while true; do
      mkdir -p /sys/fs/cgroup/test
      echo '8:0 target=100000' > /sys/fs/cgroup/test/io.latency
      sleep 1
      rmdir /sys/fs/cgroup/test
      sleep 1
  done

and there's concurrent fio generating direct rand reads:

  fio --name test --filename=/dev/sda --direct=1 --rw=randread \
      --runtime=600 --time_based --iodepth=256 --numjobs=4 --bs=4k

while monitoring with the following drgn script:

  while True:
    for css in css_for_each_descendant_pre(prog['blkcg_root'].css.address_of_()):
        for pos in hlist_for_each(container_of(css, 'struct blkcg', 'css').blkg_list):
            blkg = container_of(pos, 'struct blkcg_gq', 'blkcg_node')
            pd = blkg.pd[prog['blkcg_policy_iolatency'].plid]
            if pd.value_() == 0:
                continue
            iolat = container_of(pd, 'struct iolatency_grp', 'pd')
            inflight = iolat.rq_wait.inflight.counter.value_()
            if inflight:
                print(f'inflight={inflight} {disk_name(blkg.q.disk).decode("utf-8")} '
                      f'{cgroup_path(css.cgroup).decode("utf-8")}')
    time.sleep(1)

The monitoring output looks like the following:

  inflight=1 sda /user.slice
  inflight=1 sda /user.slice
  ...
  inflight=14 sda /user.slice
  inflight=13 sda /user.slice
  inflight=17 sda /user.slice
  inflight=15 sda /user.slice
  inflight=18 sda /user.slice
  inflight=17 sda /user.slice
  inflight=20 sda /user.slice
  inflight=19 sda /user.slice <- fio stopped, inflight stuck at 19
  inflight=19 sda /user.slice
  inflight=19 sda /user.slice

If a cgroup with stuck inflight ends up getting throttled, the throttled IOs
will never get issued as there's no completion event to wake it up leading
to an indefinite hang.

This patch fixes the bug by unifying enable handling into a work item which
is automatically kicked off from iolatency_set_min_lat_nsec() which is
called from both iolatency_set_limit() and iolatency_pd_offline() paths.
Punting to a work item is necessary as iolatency_pd_offline() is called
under spinlocks while freezing a request_queue requires a sleepable context.

This also simplifies the code reducing LOC sans the comments and avoids the
unnecessary freezes which were happening whenever a cgroup's latency target
is newly set or cleared.

Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: Josef Bacik <josef@toxicpanda.com>
Cc: Liu Bo <bo.liu@linux.alibaba.com>
Fixes: 8c772a9bfc ("blk-iolatency: fix IO hang due to negative inflight counter")
Cc: stable@vger.kernel.org # v5.0+
Link: https://lore.kernel.org/r/Yn9ScX6Nx2qIiQQi@slm.duckdns.org
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2022-06-14 18:11:49 +02:00
Jan Kara
28a8060a0b bfq: Track whether bfq_group is still online
commit 09f871868080c33992cd6a9b72a5ca49582578fa upstream.

Track whether bfq_group is still online. We cannot rely on
blkcg_gq->online because that gets cleared only after all policies are
offlined and we need something that gets updated already under
bfqd->lock when we are cleaning up our bfq_group to be able to guarantee
that when we see online bfq_group, it will stay online while we are
holding bfqd->lock lock.

CC: stable@vger.kernel.org
Tested-by: "yukuai (C)" <yukuai3@huawei.com>
Signed-off-by: Jan Kara <jack@suse.cz>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Link: https://lore.kernel.org/r/20220401102752.8599-7-jack@suse.cz
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2022-06-14 18:11:45 +02:00
Jan Kara
da9f3025d5 bfq: Update cgroup information before merging bio
commit ea591cd4eb270393810e7be01feb8fde6a34fbbe upstream.

When the process is migrated to a different cgroup (or in case of
writeback just starts submitting bios associated with a different
cgroup) bfq_merge_bio() can operate with stale cgroup information in
bic. Thus the bio can be merged to a request from a different cgroup or
it can result in merging of bfqqs for different cgroups or bfqqs of
already dead cgroups and causing possible use-after-free issues. Fix the
problem by updating cgroup information in bfq_merge_bio().

CC: stable@vger.kernel.org
Fixes: e21b7a0b98 ("block, bfq: add full hierarchical scheduling and cgroups support")
Tested-by: "yukuai (C)" <yukuai3@huawei.com>
Signed-off-by: Jan Kara <jack@suse.cz>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Link: https://lore.kernel.org/r/20220401102752.8599-4-jack@suse.cz
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2022-06-14 18:11:45 +02:00
Jan Kara
31326bf551 bfq: Split shared queues on move between cgroups
commit 3bc5e683c67d94bd839a1da2e796c15847b51b69 upstream.

When bfqq is shared by multiple processes it can happen that one of the
processes gets moved to a different cgroup (or just starts submitting IO
for different cgroup). In case that happens we need to split the merged
bfqq as otherwise we will have IO for multiple cgroups in one bfqq and
we will just account IO time to wrong entities etc.

Similarly if the bfqq is scheduled to merge with another bfqq but the
merge didn't happen yet, cancel the merge as it need not be valid
anymore.

CC: stable@vger.kernel.org
Fixes: e21b7a0b98 ("block, bfq: add full hierarchical scheduling and cgroups support")
Tested-by: "yukuai (C)" <yukuai3@huawei.com>
Signed-off-by: Jan Kara <jack@suse.cz>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Link: https://lore.kernel.org/r/20220401102752.8599-3-jack@suse.cz
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2022-06-14 18:11:45 +02:00
Greg Kroah-Hartman
0cf7a2be06 This is the 5.4.196 stable release
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Merge 5.4.196 into android11-5.4-lts

Changes in 5.4.196
	floppy: use a statically allocated error counter
	x86/xen: Make the boot CPU idle task reliable
	x86/xen: Make the secondary CPU idle tasks reliable
	rtc: fix use-after-free on device removal
	um: Cleanup syscall_handler_t definition/cast, fix warning
	Input: add bounds checking to input_set_capability()
	Input: stmfts - fix reference leak in stmfts_input_open
	crypto: stm32 - fix reference leak in stm32_crc_remove
	crypto: x86/chacha20 - Avoid spurious jumps to other functions
	ALSA: hda/realtek: Enable headset mic on Lenovo P360
	nvme-multipath: fix hang when disk goes live over reconnect
	rtc: mc146818-lib: Fix the AltCentury for AMD platforms
	MIPS: lantiq: check the return value of kzalloc()
	drbd: remove usage of list iterator variable after loop
	platform/chrome: cros_ec_debugfs: detach log reader wq from devm
	ARM: 9191/1: arm/stacktrace, kasan: Silence KASAN warnings in unwind_frame()
	nilfs2: fix lockdep warnings in page operations for btree nodes
	nilfs2: fix lockdep warnings during disk space reclamation
	mmc: core: Specify timeouts for BKOPS and CACHE_FLUSH for eMMC
	mmc: block: Use generic_cmd6_time when modifying INAND_CMD38_ARG_EXT_CSD
	mmc: core: Default to generic_cmd6_time as timeout in __mmc_switch()
	SUNRPC: Clean up scheduling of autoclose
	SUNRPC: Prevent immediate close+reconnect
	SUNRPC: Don't call connect() more than once on a TCP socket
	SUNRPC: Ensure we flush any closed sockets before xs_xprt_free()
	ALSA: wavefront: Proper check of get_user() error
	perf: Fix sys_perf_event_open() race against self
	Fix double fget() in vhost_net_set_backend()
	PCI/PM: Avoid putting Elo i2 PCIe Ports in D3cold
	KVM: x86/mmu: Update number of zapped pages even if page list is stable
	crypto: qcom-rng - fix infinite loop on requests not multiple of WORD_SZ
	drm/dp/mst: fix a possible memory leak in fetch_monitor_name()
	dma-buf: fix use of DMA_BUF_SET_NAME_{A,B} in userspace
	ARM: dts: aspeed-g6: remove FWQSPID group in pinctrl dtsi
	ARM: dts: aspeed-g6: fix SPI1/SPI2 quad pin group
	net: macb: Increment rx bd head after allocating skb and buffer
	net/sched: act_pedit: sanitize shift argument before usage
	net: vmxnet3: fix possible use-after-free bugs in vmxnet3_rq_alloc_rx_buf()
	net: vmxnet3: fix possible NULL pointer dereference in vmxnet3_rq_cleanup()
	ice: fix possible under reporting of ethtool Tx and Rx statistics
	clk: at91: generated: consider range when calculating best rate
	net/qla3xxx: Fix a test in ql_reset_work()
	NFC: nci: fix sleep in atomic context bugs caused by nci_skb_alloc
	net/mlx5e: Properly block LRO when XDP is enabled
	net: af_key: add check for pfkey_broadcast in function pfkey_process
	ARM: 9196/1: spectre-bhb: enable for Cortex-A15
	ARM: 9197/1: spectre-bhb: fix loop8 sequence for Thumb2
	igb: skip phy status check where unavailable
	net: bridge: Clear offload_fwd_mark when passing frame up bridge interface.
	gpio: gpio-vf610: do not touch other bits when set the target bit
	gpio: mvebu/pwm: Refuse requests with inverted polarity
	perf bench numa: Address compiler error on s390
	scsi: qla2xxx: Fix missed DMA unmap for aborted commands
	mac80211: fix rx reordering with non explicit / psmp ack policy
	selftests: add ping test with ping_group_range tuned
	ethernet: tulip: fix missing pci_disable_device() on error in tulip_init_one()
	net: stmmac: fix missing pci_disable_device() on error in stmmac_pci_probe()
	net: atlantic: verify hw_head_ lies within TX buffer ring
	Input: ili210x - fix reset timing
	block: return ELEVATOR_DISCARD_MERGE if possible
	net: stmmac: disable Split Header (SPH) for Intel platforms
	firmware_loader: use kernel credentials when reading firmware
	ARM: dts: imx7: Use audio_mclk_post_div instead audio_mclk_root_clk
	Reinstate some of "swiotlb: rework "fix info leak with DMA_FROM_DEVICE""
	x86/xen: fix booting 32-bit pv guest
	x86/xen: Mark cpu_bringup_and_idle() as dead_end_function
	i2c: mt7621: fix missing clk_disable_unprepare() on error in mtk_i2c_probe()
	afs: Fix afs_getattr() to refetch file status if callback break occurred
	Linux 5.4.196

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: I8464b114a6d5d655386f3c794bbb8bbc3a94e0ec
2022-05-25 10:40:14 +02:00
Ming Lei
9ea8e6a832 block: return ELEVATOR_DISCARD_MERGE if possible
commit 866663b7b52d2da267b28e12eed89ee781b8fed1 upstream.

When merging one bio to request, if they are discard IO and the queue
supports multi-range discard, we need to return ELEVATOR_DISCARD_MERGE
because both block core and related drivers(nvme, virtio-blk) doesn't
handle mixed discard io merge(traditional IO merge together with
discard merge) well.

Fix the issue by returning ELEVATOR_DISCARD_MERGE in this situation,
so both blk-mq and drivers just need to handle multi-range discard.

Reported-by: Oleksandr Natalenko <oleksandr@natalenko.name>
Signed-off-by: Ming Lei <ming.lei@redhat.com>
Tested-by: Oleksandr Natalenko <oleksandr@natalenko.name>
Fixes: 2705dfb20947 ("block: fix discard request merge")
Link: https://lore.kernel.org/r/20210729034226.1591070-1-ming.lei@redhat.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Gwendal Grignou <gwendal@chromium.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2022-05-25 09:14:38 +02:00
Greg Kroah-Hartman
00c4652b41 This is the 5.4.193 stable release
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Merge 5.4.193 into android11-5.4-lts

Changes in 5.4.193
	MIPS: Fix CP0 counter erratum detection for R4k CPUs
	parisc: Merge model and model name into one line in /proc/cpuinfo
	ALSA: fireworks: fix wrong return count shorter than expected by 4 bytes
	gpiolib: of: fix bounds check for 'gpio-reserved-ranges'
	Revert "SUNRPC: attempt AF_LOCAL connect on setup"
	firewire: fix potential uaf in outbound_phy_packet_callback()
	firewire: remove check of list iterator against head past the loop body
	firewire: core: extend card->lock in fw_core_handle_bus_reset
	ACPICA: Always create namespace nodes using acpi_ns_create_node()
	genirq: Synchronize interrupt thread startup
	ASoC: da7219: Fix change notifications for tone generator frequency
	ASoC: wm8958: Fix change notifications for DSP controls
	ASoC: meson: Fix event generation for G12A tohdmi mux
	s390/dasd: fix data corruption for ESE devices
	s390/dasd: prevent double format of tracks for ESE devices
	s390/dasd: Fix read for ESE with blksize < 4k
	s390/dasd: Fix read inconsistency for ESE DASD devices
	can: grcan: grcan_close(): fix deadlock
	can: grcan: use ofdev->dev when allocating DMA memory
	nfc: replace improper check device_is_registered() in netlink related functions
	nfc: nfcmrvl: main: reorder destructive operations in nfcmrvl_nci_unregister_dev to avoid bugs
	NFC: netlink: fix sleep in atomic bug when firmware download timeout
	hwmon: (adt7470) Fix warning on module removal
	ASoC: dmaengine: Restore NULL prepare_slave_config() callback
	RDMA/siw: Fix a condition race issue in MPA request processing
	net: ethernet: mediatek: add missing of_node_put() in mtk_sgmii_init()
	net: stmmac: dwmac-sun8i: add missing of_node_put() in sun8i_dwmac_register_mdio_mux()
	net: emaclite: Add error handling for of_address_to_resource()
	selftests: mirror_gre_bridge_1q: Avoid changing PVID while interface is operational
	bnxt_en: Fix possible bnxt_open() failure caused by wrong RFS flag
	smsc911x: allow using IRQ0
	btrfs: always log symlinks in full mode
	net: igmp: respect RCU rules in ip_mc_source() and ip_mc_msfilter()
	drm/amdkfd: Use drm_priv to pass VM from KFD to amdgpu
	NFSv4: Don't invalidate inode attributes on delegation return
	kvm: x86/cpuid: Only provide CPUID leaf 0xA if host has architectural PMU
	x86/kvm: Preserve BSP MSR_KVM_POLL_CONTROL across suspend/resume
	KVM: LAPIC: Enable timer posted-interrupt only when mwait/hlt is advertised
	net: ipv6: ensure we call ipv6_mc_down() at most once
	block-map: add __GFP_ZERO flag for alloc_page in function bio_copy_kern
	mm: fix unexpected zeroed page mapping with zram swap
	ALSA: pcm: Fix races among concurrent hw_params and hw_free calls
	ALSA: pcm: Fix races among concurrent read/write and buffer changes
	ALSA: pcm: Fix races among concurrent prepare and hw_params/hw_free calls
	ALSA: pcm: Fix races among concurrent prealloc proc writes
	ALSA: pcm: Fix potential AB/BA lock with buffer_mutex and mmap_lock
	tcp: make sure treq->af_specific is initialized
	dm: fix mempool NULL pointer race when completing IO
	dm: interlock pending dm_io and dm_wait_for_bios_completion
	PCI: aardvark: Clear all MSIs at setup
	PCI: aardvark: Fix reading MSI interrupt number
	mmc: rtsx: add 74 Clocks in power on flow
	Linux 5.4.193

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: I535ab835023ebb753a9bf8073c15f8e434862567
2022-05-16 08:51:00 +02:00
Haimin Zhang
c7337efd1d block-map: add __GFP_ZERO flag for alloc_page in function bio_copy_kern
commit cc8f7fe1f5eab010191aa4570f27641876fa1267 upstream.

Add __GFP_ZERO flag for alloc_page in function bio_copy_kern to initialize
the buffer of a bio.

Signed-off-by: Haimin Zhang <tcs.kernel@gmail.com>
Reviewed-by: Chaitanya Kulkarni <kch@nvidia.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Link: https://lore.kernel.org/r/20220216084038.15635-1-tcs.kernel@gmail.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
[nobelbarakat: Backported to 5.4: Manually added __GFP_ZERO flag]
Signed-off-by: Nobel Barakat <nobelbarakat@google.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2022-05-12 12:23:48 +02:00
Greg Kroah-Hartman
36dda9143f This is the 5.4.191 stable release
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Merge 5.4.191 into android11-5.4-lts

Changes in 5.4.191
	etherdevice: Adjust ether_addr* prototypes to silence -Wstringop-overead
	mm: page_alloc: fix building error on -Werror=array-compare
	tracing: Dump stacktrace trigger to the corresponding instance
	can: usb_8dev: usb_8dev_start_xmit(): fix double dev_kfree_skb() in error path
	gfs2: assign rgrp glock before compute_bitstructs
	tcp: fix race condition when creating child sockets from syncookies
	net/sched: cls_u32: fix netns refcount changes in u32_change()
	tcp: Fix potential use-after-free due to double kfree()
	ALSA: usb-audio: Clear MIDI port active flag after draining
	ASoC: atmel: Remove system clock tree configuration for at91sam9g20ek
	ASoC: msm8916-wcd-digital: Check failure for devm_snd_soc_register_component
	dmaengine: imx-sdma: Fix error checking in sdma_event_remap
	dmaengine: mediatek:Fix PM usage reference leak of mtk_uart_apdma_alloc_chan_resources
	igc: Fix infinite loop in release_swfw_sync
	igc: Fix BUG: scheduling while atomic
	rxrpc: Restore removed timer deletion
	net/smc: Fix sock leak when release after smc_shutdown()
	net/packet: fix packet_sock xmit return value checking
	net/sched: cls_u32: fix possible leak in u32_init_knode()
	l3mdev: l3mdev_master_upper_ifindex_by_index_rcu should be using netdev_master_upper_dev_get_rcu
	netlink: reset network and mac headers in netlink_dump()
	selftests: mlxsw: vxlan_flooding: Prevent flooding of unwanted packets
	ARM: vexpress/spc: Avoid negative array index when !SMP
	reset: tegra-bpmp: Restore Handle errors in BPMP response
	platform/x86: samsung-laptop: Fix an unsigned comparison which can never be negative
	ALSA: usb-audio: Fix undefined behavior due to shift overflowing the constant
	vxlan: fix error return code in vxlan_fdb_append
	cifs: Check the IOCB_DIRECT flag, not O_DIRECT
	mt76: Fix undefined behavior due to shift overflowing the constant
	brcmfmac: sdio: Fix undefined behavior due to shift overflowing the constant
	dpaa_eth: Fix missing of_node_put in dpaa_get_ts_info()
	drm/msm/mdp5: check the return of kzalloc()
	net: macb: Restart tx only if queue pointer is lagging
	scsi: qedi: Fix failed disconnect handling
	stat: fix inconsistency between struct stat and struct compat_stat
	EDAC/synopsys: Read the error count from the correct register
	oom_kill.c: futex: delay the OOM reaper to allow time for proper futex cleanup
	ata: pata_marvell: Check the 'bmdma_addr' beforing reading
	dma: at_xdmac: fix a missing check on list iterator
	drm/panel/raspberrypi-touchscreen: Avoid NULL deref if not initialised
	drm/panel/raspberrypi-touchscreen: Initialise the bridge in prepare
	KVM: PPC: Fix TCE handling for VFIO
	drm/vc4: Use pm_runtime_resume_and_get to fix pm_runtime_get_sync() usage
	powerpc/perf: Fix power9 event alternatives
	xtensa: patch_text: Fixup last cpu should be master
	xtensa: fix a7 clobbering in coprocessor context load/store
	openvswitch: fix OOB access in reserve_sfa_size()
	ASoC: soc-dapm: fix two incorrect uses of list iterator
	e1000e: Fix possible overflow in LTR decoding
	ARC: entry: fix syscall_trace_exit argument
	arm_pmu: Validate single/group leader events
	ext4: fix symlink file size not match to file content
	ext4: fix use-after-free in ext4_search_dir
	ext4: limit length to bitmap_maxbytes - blocksize in punch_hole
	ext4, doc: fix incorrect h_reserved size
	ext4: fix overhead calculation to account for the reserved gdt blocks
	ext4: force overhead calculation if the s_overhead_cluster makes no sense
	jbd2: fix a potential race while discarding reserved buffers after an abort
	spi: atmel-quadspi: Fix the buswidth adjustment between spi-mem and controller
	staging: ion: Prevent incorrect reference counting behavour
	block/compat_ioctl: fix range check in BLKGETSIZE
	Revert "net: micrel: fix KS8851_MLL Kconfig"
	Linux 5.4.191

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: Id8dee2348cd339ea32e592787839af337292ad17
2022-04-27 14:24:26 +02:00
Khazhismel Kumykov
c028b81d06 block/compat_ioctl: fix range check in BLKGETSIZE
commit ccf16413e520164eb718cf8b22a30438da80ff23 upstream.

kernel ulong and compat_ulong_t may not be same width. Use type directly
to eliminate mismatches.

This would result in truncation rather than EFBIG for 32bit mode for
large disks.

Reviewed-by: Bart Van Assche <bvanassche@acm.org>
Signed-off-by: Khazhismel Kumykov <khazhy@google.com>
Reviewed-by: Chaitanya Kulkarni <kch@nvidia.com>
Link: https://lore.kernel.org/r/20220414224056.2875681-1-khazhy@google.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2022-04-27 13:50:50 +02:00
Greg Kroah-Hartman
347d6f40b8 ANDROID: GKI: fix crc issue with commit 3f91687e6e ("block: don't merge across cgroup boundaries if blkcg is enabled")
Commit 3f91687e6e ("block: don't merge across cgroup boundaries if
blkcg is enabled") added some new #include lines, which messes with the
crc signatures of over 1400 different functions.  Fix this up by marking
this off with a __GENKSYMS__ entry.  The abi has not changed, only the
crc generation, and this change preserves it.

Fixes: 3f91687e6e ("block: don't merge across cgroup boundaries if blkcg is enabled")
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: Id4e79ea9f4edbf41b0ada4df964490ab336dd8f4
2022-04-19 16:30:10 +02:00
Greg Kroah-Hartman
023cd1cf3f This is the 5.4.189 stable release
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Merge 5.4.189 into android11-5.4-lts

Changes in 5.4.189
	swiotlb: fix info leak with DMA_FROM_DEVICE
	USB: serial: pl2303: add IBM device IDs
	USB: serial: simple: add Nokia phone driver
	netdevice: add the case if dev is NULL
	HID: logitech-dj: add new lightspeed receiver id
	xfrm: fix tunnel model fragmentation behavior
	virtio_console: break out of buf poll on remove
	ethernet: sun: Free the coherent when failing in probing
	spi: Fix invalid sgs value
	net:mcf8390: Use platform_get_irq() to get the interrupt
	spi: Fix erroneous sgs value with min_t()
	af_key: add __GFP_ZERO flag for compose_sadb_supported in function pfkey_register
	net: dsa: microchip: add spi_device_id tables
	iommu/iova: Improve 32-bit free space estimate
	tpm: fix reference counting for struct tpm_chip
	block: Add a helper to validate the block size
	virtio-blk: Use blk_validate_block_size() to validate block size
	USB: usb-storage: Fix use of bitfields for hardware data in ene_ub6250.c
	xhci: fix runtime PM imbalance in USB2 resume
	xhci: make xhci_handshake timeout for xhci_reset() adjustable
	xhci: fix uninitialized string returned by xhci_decode_ctrl_ctx()
	coresight: Fix TRCCONFIGR.QE sysfs interface
	iio: afe: rescale: use s64 for temporary scale calculations
	iio: inkern: apply consumer scale on IIO_VAL_INT cases
	iio: inkern: apply consumer scale when no channel scale is available
	iio: inkern: make a best effort on offset calculation
	greybus: svc: fix an error handling bug in gb_svc_hello()
	clk: uniphier: Fix fixed-rate initialization
	ptrace: Check PTRACE_O_SUSPEND_SECCOMP permission on PTRACE_SEIZE
	KEYS: fix length validation in keyctl_pkey_params_get_2()
	Documentation: add link to stable release candidate tree
	Documentation: update stable tree link
	HID: intel-ish-hid: Use dma_alloc_coherent for firmware update
	SUNRPC: avoid race between mod_timer() and del_timer_sync()
	NFSD: prevent underflow in nfssvc_decode_writeargs()
	NFSD: prevent integer overflow on 32 bit systems
	f2fs: fix to unlock page correctly in error path of is_alive()
	f2fs: quota: fix loop condition at f2fs_quota_sync()
	f2fs: fix to do sanity check on .cp_pack_total_block_count
	pinctrl: samsung: drop pin banks references on error paths
	spi: mxic: Fix the transmit path
	can: ems_usb: ems_usb_start_xmit(): fix double dev_kfree_skb() in error path
	jffs2: fix use-after-free in jffs2_clear_xattr_subsystem
	jffs2: fix memory leak in jffs2_do_mount_fs
	jffs2: fix memory leak in jffs2_scan_medium
	mm/pages_alloc.c: don't create ZONE_MOVABLE beyond the end of a node
	mm: invalidate hwpoison page cache page in fault path
	mempolicy: mbind_range() set_policy() after vma_merge()
	scsi: libsas: Fix sas_ata_qc_issue() handling of NCQ NON DATA commands
	qed: display VF trust config
	qed: validate and restrict untrusted VFs vlan promisc mode
	riscv: Fix fill_callchain return value
	Revert "Input: clear BTN_RIGHT/MIDDLE on buttonpads"
	ALSA: cs4236: fix an incorrect NULL check on list iterator
	ALSA: hda/realtek: Fix audio regression on Mi Notebook Pro 2020
	mm,hwpoison: unmap poisoned page before invalidation
	mm/kmemleak: reset tag when compare object pointer
	drbd: fix potential silent data corruption
	powerpc/kvm: Fix kvm_use_magic_page
	udp: call udp_encap_enable for v6 sockets when enabling encap
	ACPI: properties: Consistently return -ENOENT if there are no more references
	drivers: hamradio: 6pack: fix UAF bug caused by mod_timer()
	mailbox: tegra-hsp: Flush whole channel
	block: don't merge across cgroup boundaries if blkcg is enabled
	drm/edid: check basic audio support on CEA extension block
	video: fbdev: sm712fb: Fix crash in smtcfb_read()
	video: fbdev: atari: Atari 2 bpp (STe) palette bugfix
	ARM: dts: at91: sama5d2: Fix PMERRLOC resource size
	ARM: dts: exynos: fix UART3 pins configuration in Exynos5250
	ARM: dts: exynos: add missing HDMI supplies on SMDK5250
	ARM: dts: exynos: add missing HDMI supplies on SMDK5420
	carl9170: fix missing bit-wise or operator for tx_params
	thermal: int340x: Increase bitmap size
	lib/raid6/test: fix multiple definition linking error
	crypto: rsa-pkcs1pad - correctly get hash from source scatterlist
	crypto: rsa-pkcs1pad - restore signature length check
	crypto: rsa-pkcs1pad - fix buffer overread in pkcs1pad_verify_complete()
	DEC: Limit PMAX memory probing to R3k systems
	media: davinci: vpif: fix unbalanced runtime PM get
	xtensa: fix stop_machine_cpuslocked call in patch_text
	xtensa: fix xtensa_wsr always writing 0
	brcmfmac: firmware: Allocate space for default boardrev in nvram
	brcmfmac: pcie: Release firmwares in the brcmf_pcie_setup error path
	brcmfmac: pcie: Replace brcmf_pcie_copy_mem_todev with memcpy_toio
	brcmfmac: pcie: Fix crashes due to early IRQs
	PCI: pciehp: Clear cmd_busy bit in polling mode
	regulator: qcom_smd: fix for_each_child.cocci warnings
	crypto: authenc - Fix sleep in atomic context in decrypt_tail
	crypto: mxs-dcp - Fix scatterlist processing
	spi: tegra114: Add missing IRQ check in tegra_spi_probe
	selftests/x86: Add validity check and allow field splitting
	audit: log AUDIT_TIME_* records only from rules
	crypto: ccree - don't attempt 0 len DMA mappings
	spi: pxa2xx-pci: Balance reference count for PCI DMA device
	hwmon: (pmbus) Add mutex to regulator ops
	hwmon: (sch56xx-common) Replace WDOG_ACTIVE with WDOG_HW_RUNNING
	block: don't delete queue kobject before its children
	PM: hibernate: fix __setup handler error handling
	PM: suspend: fix return value of __setup handler
	hwrng: atmel - disable trng on failure path
	crypto: vmx - add missing dependencies
	clocksource/drivers/timer-of: Check return value of of_iomap in timer_of_base_init()
	ACPI: APEI: fix return value of __setup handlers
	crypto: ccp - ccp_dmaengine_unregister release dma channels
	hwmon: (pmbus) Add Vin unit off handling
	clocksource: acpi_pm: fix return value of __setup handler
	sched/debug: Remove mpol_get/put and task_lock/unlock from sched_show_numa
	perf/core: Fix address filter parser for multiple filters
	perf/x86/intel/pt: Fix address filter config for 32-bit kernel
	f2fs: fix missing free nid in f2fs_handle_failed_inode
	f2fs: fix to avoid potential deadlock
	media: bttv: fix WARNING regression on tunerless devices
	media: coda: Fix missing put_device() call in coda_get_vdoa_data
	media: hantro: Fix overfill bottom register field name
	media: aspeed: Correct value for h-total-pixels
	video: fbdev: smscufx: Fix null-ptr-deref in ufx_usb_probe()
	video: fbdev: atmel_lcdfb: fix an error code in atmel_lcdfb_probe()
	video: fbdev: fbcvt.c: fix printing in fb_cvt_print_name()
	ARM: dts: qcom: ipq4019: fix sleep clock
	soc: qcom: rpmpd: Check for null return of devm_kcalloc
	soc: qcom: aoss: remove spurious IRQF_ONESHOT flags
	arm64: dts: qcom: sm8150: Correct TCS configuration for apps rsc
	soc: ti: wkup_m3_ipc: Fix IRQ check in wkup_m3_ipc_probe
	ARM: dts: imx: Add missing LVDS decoder on M53Menlo
	media: video/hdmi: handle short reads of hdmi info frame.
	media: em28xx: initialize refcount before kref_get
	media: usb: go7007: s2250-board: fix leak in probe()
	uaccess: fix nios2 and microblaze get_user_8()
	ASoC: rt5663: check the return value of devm_kzalloc() in rt5663_parse_dp()
	ASoC: ti: davinci-i2s: Add check for clk_enable()
	ALSA: spi: Add check for clk_enable()
	arm64: dts: ns2: Fix spi-cpol and spi-cpha property
	arm64: dts: broadcom: Fix sata nodename
	printk: fix return value of printk.devkmsg __setup handler
	ASoC: mxs-saif: Handle errors for clk_enable
	ASoC: atmel_ssc_dai: Handle errors for clk_enable
	ASoC: soc-compress: prevent the potentially use of null pointer
	memory: emif: Add check for setup_interrupts
	memory: emif: check the pointer temp in get_device_details()
	ALSA: firewire-lib: fix uninitialized flag for AV/C deferred transaction
	arm64: dts: rockchip: Fix SDIO regulator supply properties on rk3399-firefly
	media: stk1160: If start stream fails, return buffers with VB2_BUF_STATE_QUEUED
	ASoC: atmel: Add missing of_node_put() in at91sam9g20ek_audio_probe
	ASoC: wm8350: Handle error for wm8350_register_irq
	ASoC: fsi: Add check for clk_enable
	video: fbdev: omapfb: Add missing of_node_put() in dvic_probe_of
	ivtv: fix incorrect device_caps for ivtvfb
	ASoC: dmaengine: do not use a NULL prepare_slave_config() callback
	ASoC: mxs: Fix error handling in mxs_sgtl5000_probe
	ASoC: imx-es8328: Fix error return code in imx_es8328_probe()
	ASoC: msm8916-wcd-digital: Fix missing clk_disable_unprepare() in msm8916_wcd_digital_probe
	mmc: davinci_mmc: Handle error for clk_enable
	ASoC: msm8916-wcd-analog: Fix error handling in pm8916_wcd_analog_spmi_probe
	drm/bridge: Fix free wrong object in sii8620_init_rcp_input_dev
	drm/bridge: Add missing pm_runtime_disable() in __dw_mipi_dsi_probe
	ath10k: fix memory overwrite of the WoWLAN wakeup packet pattern
	udmabuf: validate ubuf->pagecount
	Bluetooth: hci_serdev: call init_rwsem() before p->open()
	mtd: onenand: Check for error irq
	mtd: rawnand: gpmi: fix controller timings setting
	drm/edid: Don't clear formats if using deep color
	drm/amd/display: Fix a NULL pointer dereference in amdgpu_dm_connector_add_common_modes()
	ath9k_htc: fix uninit value bugs
	KVM: PPC: Fix vmx/vsx mixup in mmio emulation
	i40e: don't reserve excessive XDP_PACKET_HEADROOM on XSK Rx to skb
	power: reset: gemini-poweroff: Fix IRQ check in gemini_poweroff_probe
	ray_cs: Check ioremap return value
	powerpc/perf: Don't use perf_hw_context for trace IMC PMU
	mt76: mt7603: check sta_rates pointer in mt7603_sta_rate_tbl_update
	mt76: mt7615: check sta_rates pointer in mt7615_sta_rate_tbl_update
	net: dsa: mv88e6xxx: Enable port policy support on 6097
	PCI: aardvark: Fix reading PCI_EXP_RTSTA_PME bit on emulated bridge
	power: supply: ab8500: Fix memory leak in ab8500_fg_sysfs_init
	HID: i2c-hid: fix GET/SET_REPORT for unnumbered reports
	iommu/ipmmu-vmsa: Check for error num after setting mask
	drm/amd/display: Add affected crtcs to atomic state for dsc mst unplug
	IB/cma: Allow XRC INI QPs to set their local ACK timeout
	dax: make sure inodes are flushed before destroy cache
	iwlwifi: Fix -EIO error code that is never returned
	iwlwifi: mvm: Fix an error code in iwl_mvm_up()
	dm crypt: fix get_key_size compiler warning if !CONFIG_KEYS
	scsi: pm8001: Fix command initialization in pm80XX_send_read_log()
	scsi: pm8001: Fix command initialization in pm8001_chip_ssp_tm_req()
	scsi: pm8001: Fix payload initialization in pm80xx_set_thermal_config()
	scsi: pm8001: Fix abort all task initialization
	drm/amd/display: Remove vupdate_int_entry definition
	TOMOYO: fix __setup handlers return values
	ext2: correct max file size computing
	drm/tegra: Fix reference leak in tegra_dsi_ganged_probe
	power: supply: bq24190_charger: Fix bq24190_vbus_is_enabled() wrong false return
	scsi: hisi_sas: Change permission of parameter prot_mask
	drm/bridge: cdns-dsi: Make sure to to create proper aliases for dt
	bpf, arm64: Call build_prologue() first in first JIT pass
	bpf, arm64: Feed byte-offset into bpf line info
	libbpf: Skip forward declaration when counting duplicated type names
	powerpc/Makefile: Don't pass -mcpu=powerpc64 when building 32-bit
	KVM: x86: Fix emulation in writing cr8
	KVM: x86/emulator: Defer not-present segment check in __load_segment_descriptor()
	hv_balloon: rate-limit "Unhandled message" warning
	i2c: xiic: Make bus names unique
	power: supply: wm8350-power: Handle error for wm8350_register_irq
	power: supply: wm8350-power: Add missing free in free_charger_irq
	PCI: Reduce warnings on possible RW1C corruption
	mips: DEC: honor CONFIG_MIPS_FP_SUPPORT=n
	powerpc/sysdev: fix incorrect use to determine if list is empty
	mfd: mc13xxx: Add check for mc13xxx_irq_request
	selftests/bpf: Make test_lwt_ip_encap more stable and faster
	powerpc: 8xx: fix a return value error in mpc8xx_pic_init
	vxcan: enable local echo for sent CAN frames
	MIPS: RB532: fix return value of __setup handler
	mtd: rawnand: atmel: fix refcount issue in atmel_nand_controller_init
	RDMA/mlx5: Fix memory leak in error flow for subscribe event routine
	bpf, sockmap: Fix memleak in tcp_bpf_sendmsg while sk msg is full
	bpf, sockmap: Fix more uncharged while msg has more_data
	bpf, sockmap: Fix double uncharge the mem of sk_msg
	USB: storage: ums-realtek: fix error code in rts51x_read_mem()
	Bluetooth: btmtksdio: Fix kernel oops in btmtksdio_interrupt
	af_netlink: Fix shift out of bounds in group mask calculation
	i2c: mux: demux-pinctrl: do not deactivate a master that is not active
	selftests/bpf/test_lirc_mode2.sh: Exit with proper code
	tcp: ensure PMTU updates are processed during fastopen
	openvswitch: always update flow key after nat
	tipc: fix the timer expires after interval 100ms
	mfd: asic3: Add missing iounmap() on error asic3_mfd_probe
	mxser: fix xmit_buf leak in activate when LSR == 0xff
	pwm: lpc18xx-sct: Initialize driver data and hardware before pwmchip_add()
	misc: alcor_pci: Fix an error handling path
	staging:iio:adc:ad7280a: Fix handing of device address bit reversing.
	pinctrl: renesas: r8a77470: Reduce size for narrow VIN1 channel
	clk: qcom: ipq8074: Use floor ops for SDCC1 clock
	phy: dphy: Correct lpx parameter and its derivatives(ta_{get,go,sure})
	serial: 8250_mid: Balance reference count for PCI DMA device
	serial: 8250: Fix race condition in RTS-after-send handling
	iio: adc: Add check for devm_request_threaded_irq
	NFS: Return valid errors from nfs2/3_decode_dirent()
	dma-debug: fix return value of __setup handlers
	clk: imx7d: Remove audio_mclk_root_clk
	clk: qcom: clk-rcg2: Update logic to calculate D value for RCG
	clk: qcom: clk-rcg2: Update the frac table for pixel clock
	remoteproc: qcom: Fix missing of_node_put in adsp_alloc_memory_region
	remoteproc: qcom_wcnss: Add missing of_node_put() in wcnss_alloc_memory_region
	clk: actions: Terminate clk_div_table with sentinel element
	clk: loongson1: Terminate clk_div_table with sentinel element
	clk: clps711x: Terminate clk_div_table with sentinel element
	clk: tegra: tegra124-emc: Fix missing put_device() call in emc_ensure_emc_driver
	NFS: remove unneeded check in decode_devicenotify_args()
	staging: mt7621-dts: fix LEDs and pinctrl on GB-PC1 devicetree
	pinctrl: mediatek: Fix missing of_node_put() in mtk_pctrl_init
	pinctrl: mediatek: paris: Fix "argument" argument type for mtk_pinconf_get()
	pinctrl: mediatek: paris: Fix pingroup pin config state readback
	pinctrl: nomadik: Add missing of_node_put() in nmk_pinctrl_probe
	pinctrl/rockchip: Add missing of_node_put() in rockchip_pinctrl_probe
	tty: hvc: fix return value of __setup handler
	kgdboc: fix return value of __setup handler
	kgdbts: fix return value of __setup handler
	firmware: google: Properly state IOMEM dependency
	driver core: dd: fix return value of __setup handler
	jfs: fix divide error in dbNextAG
	netfilter: nf_conntrack_tcp: preserve liberal flag in tcp options
	NFSv4.1: don't retry BIND_CONN_TO_SESSION on session error
	clk: qcom: gcc-msm8994: Fix gpll4 width
	clk: Initialize orphan req_rate
	xen: fix is_xen_pmu()
	net: phy: broadcom: Fix brcm_fet_config_init()
	selftests: test_vxlan_under_vrf: Fix broken test case
	qlcnic: dcb: default to returning -EOPNOTSUPP
	net/x25: Fix null-ptr-deref caused by x25_disconnect
	NFSv4/pNFS: Fix another issue with a list iterator pointing to the head
	net: dsa: bcm_sf2_cfp: fix an incorrect NULL check on list iterator
	lib/test: use after free in register_test_dev_kmod()
	LSM: general protection fault in legacy_parse_param
	gcc-plugins/stackleak: Exactly match strings instead of prefixes
	pinctrl: npcm: Fix broken references to chip->parent_device
	block, bfq: don't move oom_bfqq
	selinux: use correct type for context length
	loop: use sysfs_emit() in the sysfs xxx show()
	Fix incorrect type in assignment of ipv6 port for audit
	irqchip/qcom-pdc: Fix broken locking
	irqchip/nvic: Release nvic_base upon failure
	bfq: fix use-after-free in bfq_dispatch_request
	ACPICA: Avoid walking the ACPI Namespace if it is not there
	lib/raid6/test/Makefile: Use $(pound) instead of \# for Make 4.3
	Revert "Revert "block, bfq: honor already-setup queue merges""
	ACPI/APEI: Limit printable size of BERT table data
	PM: core: keep irq flags in device_pm_check_callbacks()
	spi: tegra20: Use of_device_get_match_data()
	ext4: don't BUG if someone dirty pages without asking ext4 first
	ntfs: add sanity check on allocation size
	video: fbdev: nvidiafb: Use strscpy() to prevent buffer overflow
	video: fbdev: w100fb: Reset global state
	video: fbdev: cirrusfb: check pixclock to avoid divide by zero
	video: fbdev: omapfb: acx565akm: replace snprintf with sysfs_emit
	ARM: dts: qcom: fix gic_irq_domain_translate warnings for msm8960
	ARM: dts: bcm2837: Add the missing L1/L2 cache information
	ASoC: madera: Add dependencies on MFD
	video: fbdev: omapfb: panel-dsi-cm: Use sysfs_emit() instead of snprintf()
	video: fbdev: omapfb: panel-tpo-td043mtea1: Use sysfs_emit() instead of snprintf()
	video: fbdev: udlfb: replace snprintf in show functions with sysfs_emit
	ASoC: soc-core: skip zero num_dai component in searching dai name
	media: cx88-mpeg: clear interrupt status register before streaming video
	ARM: tegra: tamonten: Fix I2C3 pad setting
	ARM: mmp: Fix failure to remove sram device
	video: fbdev: sm712fb: Fix crash in smtcfb_write()
	media: Revert "media: em28xx: add missing em28xx_close_extension"
	media: hdpvr: initialize dev->worker at hdpvr_register_videodev
	mmc: host: Return an error when ->enable_sdio_irq() ops is missing
	ALSA: hda/realtek: Add alc256-samsung-headphone fixup
	powerpc/lib/sstep: Fix 'sthcx' instruction
	powerpc/lib/sstep: Fix build errors with newer binutils
	powerpc: Fix build errors with newer binutils
	scsi: qla2xxx: Fix stuck session in gpdb
	scsi: qla2xxx: Fix wrong FDMI data for 64G adapter
	scsi: qla2xxx: Fix warning for missing error code
	scsi: qla2xxx: Fix device reconnect in loop topology
	scsi: qla2xxx: Add devids and conditionals for 28xx
	scsi: qla2xxx: Check for firmware dump already collected
	scsi: qla2xxx: Suppress a kernel complaint in qla_create_qpair()
	scsi: qla2xxx: Fix disk failure to rediscover
	scsi: qla2xxx: Fix incorrect reporting of task management failure
	scsi: qla2xxx: Fix hang due to session stuck
	scsi: qla2xxx: Fix missed DMA unmap for NVMe ls requests
	scsi: qla2xxx: Fix N2N inconsistent PLOGI
	scsi: qla2xxx: Reduce false trigger to login
	scsi: qla2xxx: Use correct feature type field during RFF_ID processing
	KVM: Prevent module exit until all VMs are freed
	KVM: x86: fix sending PV IPI
	ASoC: SOF: Intel: Fix NULL ptr dereference when ENOMEM
	ubifs: rename_whiteout: Fix double free for whiteout_ui->data
	ubifs: Fix deadlock in concurrent rename whiteout and inode writeback
	ubifs: Add missing iput if do_tmpfile() failed in rename whiteout
	ubifs: setflags: Make dirtied_ino_d 8 bytes aligned
	ubifs: Fix read out-of-bounds in ubifs_wbuf_write_nolock()
	ubifs: rename_whiteout: correct old_dir size computing
	XArray: Fix xas_create_range() when multi-order entry present
	can: mcba_usb: mcba_usb_start_xmit(): fix double dev_kfree_skb in error path
	can: mcba_usb: properly check endpoint type
	XArray: Update the LRU list in xas_split()
	rtc: check if __rtc_read_time was successful
	gfs2: Make sure FITRIM minlen is rounded up to fs block size
	net: hns3: fix software vlan talbe of vlan 0 inconsistent with hardware
	pinctrl: pinconf-generic: Print arguments for bias-pull-*
	pinctrl: nuvoton: npcm7xx: Rename DS() macro to DSTR()
	pinctrl: nuvoton: npcm7xx: Use %zu printk format for ARRAY_SIZE()
	ASoC: mediatek: mt6358: add missing EXPORT_SYMBOLs
	ubi: Fix race condition between ctrl_cdev_ioctl and ubi_cdev_ioctl
	ARM: iop32x: offset IRQ numbers by 1
	ACPI: CPPC: Avoid out of bounds access when parsing _CPC data
	powerpc/kasan: Fix early region not updated correctly
	ASoC: soc-compress: Change the check for codec_dai
	mm/mmap: return 1 from stack_guard_gap __setup() handler
	mm/memcontrol: return 1 from cgroup.memory __setup() handler
	mm/usercopy: return 1 from hardened_usercopy __setup() handler
	bpf: Fix comment for helper bpf_current_task_under_cgroup()
	dt-bindings: mtd: nand-controller: Fix the reg property description
	dt-bindings: mtd: nand-controller: Fix a comment in the examples
	dt-bindings: spi: mxic: The interrupt property is not mandatory
	ubi: fastmap: Return error code if memory allocation fails in add_aeb()
	ASoC: topology: Allow TLV control to be either read or write
	ARM: dts: spear1340: Update serial node properties
	ARM: dts: spear13xx: Update SPI dma properties
	um: Fix uml_mconsole stop/go
	openvswitch: Fixed nd target mask field in the flow dump.
	KVM: x86/mmu: do compare-and-exchange of gPTE via the user address
	KVM: x86: Forbid VMM to set SYNIC/STIMER MSRs when SynIC wasn't activated
	ubifs: Rectify space amount budget for mkdir/tmpfile operations
	rtc: wm8350: Handle error for wm8350_register_irq
	riscv module: remove (NOLOAD)
	ARM: 9187/1: JIVE: fix return value of __setup handler
	KVM: x86/svm: Clear reserved bits written to PerfEvtSeln MSRs
	drm: Add orientation quirk for GPD Win Max
	ath5k: fix OOB in ath5k_eeprom_read_pcal_info_5111
	drm/amd/amdgpu/amdgpu_cs: fix refcount leak of a dma_fence obj
	ptp: replace snprintf with sysfs_emit
	powerpc: dts: t104xrdb: fix phy type for FMAN 4/5
	bpf: Make dst_port field in struct bpf_sock 16-bit wide
	scsi: mvsas: Replace snprintf() with sysfs_emit()
	scsi: bfa: Replace snprintf() with sysfs_emit()
	power: supply: axp20x_battery: properly report current when discharging
	ipv6: make mc_forwarding atomic
	powerpc: Set crashkernel offset to mid of RMA region
	drm/amdgpu: Fix recursive locking warning
	PCI: aardvark: Fix support for MSI interrupts
	iommu/arm-smmu-v3: fix event handling soft lockup
	usb: ehci: add pci device support for Aspeed platforms
	PCI: pciehp: Add Qualcomm quirk for Command Completed erratum
	power: supply: axp288-charger: Set Vhold to 4.4V
	ipv4: Invalidate neighbour for broadcast address upon address addition
	dm ioctl: prevent potential spectre v1 gadget
	drm/amdkfd: make CRAT table missing message informational only
	scsi: pm8001: Fix pm8001_mpi_task_abort_resp()
	scsi: aha152x: Fix aha152x_setup() __setup handler return value
	net/smc: correct settings of RMB window update limit
	mips: ralink: fix a refcount leak in ill_acc_of_setup()
	macvtap: advertise link netns via netlink
	tuntap: add sanity checks about msg_controllen in sendmsg
	bnxt_en: Eliminate unintended link toggle during FW reset
	MIPS: fix fortify panic when copying asm exception handlers
	scsi: libfc: Fix use after free in fc_exch_abts_resp()
	usb: dwc3: omap: fix "unbalanced disables for smps10_out1" on omap5evm
	xtensa: fix DTC warning unit_address_format
	Bluetooth: Fix use after free in hci_send_acl
	netlabel: fix out-of-bounds memory accesses
	init/main.c: return 1 from handled __setup() functions
	minix: fix bug when opening a file with O_DIRECT
	clk: si5341: fix reported clk_rate when output divider is 2
	w1: w1_therm: fixes w1_seq for ds28ea00 sensors
	NFSv4: Protect the state recovery thread against direct reclaim
	xen: delay xen_hvm_init_time_ops() if kdump is boot on vcpu>=32
	clk: Enforce that disjoints limits are invalid
	SUNRPC/call_alloc: async tasks mustn't block waiting for memory
	NFS: swap IO handling is slightly different for O_DIRECT IO
	NFS: swap-out must always use STABLE writes.
	serial: samsung_tty: do not unlock port->lock for uart_write_wakeup()
	virtio_console: eliminate anonymous module_init & module_exit
	jfs: prevent NULL deref in diFree
	SUNRPC: Fix socket waits for write buffer space
	parisc: Fix CPU affinity for Lasi, WAX and Dino chips
	parisc: Fix patch code locking and flushing
	mm: fix race between MADV_FREE reclaim and blkdev direct IO read
	KVM: arm64: Check arm64_get_bp_hardening_data() didn't return NULL
	drm/amdgpu: fix off by one in amdgpu_gfx_kiq_acquire()
	Drivers: hv: vmbus: Fix potential crash on module unload
	scsi: zorro7xx: Fix a resource leak in zorro7xx_remove_one()
	net/tls: fix slab-out-of-bounds bug in decrypt_internal
	net: ipv4: fix route with nexthop object delete warning
	net: stmmac: Fix unset max_speed difference between DT and non-DT platforms
	drm/imx: Fix memory leak in imx_pd_connector_get_modes
	bnxt_en: reserve space inside receive page for skb_shared_info
	IB/rdmavt: add lock to call to rvt_error_qp to prevent a race condition
	dpaa2-ptp: Fix refcount leak in dpaa2_ptp_probe
	ipv6: Fix stats accounting in ip6_pkt_drop
	net: openvswitch: don't send internal clone attribute to the userspace.
	rxrpc: fix a race in rxrpc_exit_net()
	qede: confirm skb is allocated before using
	spi: bcm-qspi: fix MSPI only access with bcm_qspi_exec_mem_op()
	bpf: Support dual-stack sockets in bpf_tcp_check_syncookie
	drbd: Fix five use after free bugs in get_initial_state
	SUNRPC: Handle ENOMEM in call_transmit_status()
	SUNRPC: Handle low memory situations in call_status()
	perf tools: Fix perf's libperf_print callback
	perf session: Remap buf if there is no space for event
	Revert "mmc: sdhci-xenon: fix annoying 1.8V regulator warning"
	mmc: renesas_sdhi: don't overwrite TAP settings when HS400 tuning is complete
	lz4: fix LZ4_decompress_safe_partial read out of bound
	mmmremap.c: avoid pointless invalidate_range_start/end on mremap(old_size=0)
	mm/mempolicy: fix mpol_new leak in shared_policy_replace
	x86/pm: Save the MSR validity status at context setup
	x86/speculation: Restore speculation related MSRs during S3 resume
	btrfs: fix qgroup reserve overflow the qgroup limit
	arm64: patch_text: Fixup last cpu should be master
	ata: sata_dwc_460ex: Fix crash due to OOB write
	perf: qcom_l2_pmu: fix an incorrect NULL check on list iterator
	irqchip/gic-v3: Fix GICR_CTLR.RWP polling
	tools build: Filter out options and warnings not supported by clang
	tools build: Use $(shell ) instead of `` to get embedded libperl's ccopts
	dmaengine: Revert "dmaengine: shdma: Fix runtime PM imbalance on error"
	mmc: mmci_sdmmc: Replace sg_dma_xxx macros
	mmc: mmci: stm32: correctly check all elements of sg list
	mm: don't skip swap entry even if zap_details specified
	arm64: module: remove (NOLOAD) from linker script
	mm/sparsemem: fix 'mem_section' will never be NULL gcc 12 warning
	drm/amdkfd: add missing void argument to function kgd2kfd_init
	drm/amdkfd: Fix -Wstrict-prototypes from amdgpu_amdkfd_gfx_10_0_get_functions()
	io_uring: fix fs->users overflow
	cgroup: Use open-time credentials for process migraton perm checks
	cgroup: Allocate cgroup_file_ctx for kernfs_open_file->priv
	cgroup: Use open-time cgroup namespace for process migration perm checks
	selftests: cgroup: Make cg_create() use 0755 for permission instead of 0644
	selftests: cgroup: Test open-time credential usage for migration checks
	selftests: cgroup: Test open-time cgroup namespace usage for migration checks
	cpuidle: PSCI: Move the `has_lpi` check to the beginning of the function
	ACPI: processor idle: Check for architectural support for LPI
	Linux 5.4.189

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: If3564fc9b0854c215e077cf29dabd4d88de266eb
2022-04-19 16:29:31 +02:00
Paolo Valente
931aff6274 Revert "Revert "block, bfq: honor already-setup queue merges""
[ Upstream commit 15729ff8143f8135b03988a100a19e66d7cb7ecd ]

A crash [1] happened to be triggered in conjunction with commit
2d52c58b9c9b ("block, bfq: honor already-setup queue merges"). The
latter was then reverted by commit ebc69e897e17 ("Revert "block, bfq:
honor already-setup queue merges""). Yet, the reverted commit was not
the one introducing the bug. In fact, it actually triggered a UAF
introduced by a different commit, and now fixed by commit d29bd41428cf
("block, bfq: reset last_bfqq_created on group change").

So, there is no point in keeping commit 2d52c58b9c9b ("block, bfq:
honor already-setup queue merges") out. This commit restores it.

[1] https://bugzilla.kernel.org/show_bug.cgi?id=214503

Reported-by: Holger Hoffstätte <holger@applied-asynchrony.com>
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
Link: https://lore.kernel.org/r/20211125181510.15004-1-paolo.valente@linaro.org
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2022-04-15 14:18:23 +02:00
Zhang Wensheng
5117c9ff4c bfq: fix use-after-free in bfq_dispatch_request
[ Upstream commit ab552fcb17cc9e4afe0e4ac4df95fc7b30e8490a ]

KASAN reports a use-after-free report when doing normal scsi-mq test

[69832.239032] ==================================================================
[69832.241810] BUG: KASAN: use-after-free in bfq_dispatch_request+0x1045/0x44b0
[69832.243267] Read of size 8 at addr ffff88802622ba88 by task kworker/3:1H/155
[69832.244656]
[69832.245007] CPU: 3 PID: 155 Comm: kworker/3:1H Not tainted 5.10.0-10295-g576c6382529e #8
[69832.246626] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
[69832.249069] Workqueue: kblockd blk_mq_run_work_fn
[69832.250022] Call Trace:
[69832.250541]  dump_stack+0x9b/0xce
[69832.251232]  ? bfq_dispatch_request+0x1045/0x44b0
[69832.252243]  print_address_description.constprop.6+0x3e/0x60
[69832.253381]  ? __cpuidle_text_end+0x5/0x5
[69832.254211]  ? vprintk_func+0x6b/0x120
[69832.254994]  ? bfq_dispatch_request+0x1045/0x44b0
[69832.255952]  ? bfq_dispatch_request+0x1045/0x44b0
[69832.256914]  kasan_report.cold.9+0x22/0x3a
[69832.257753]  ? bfq_dispatch_request+0x1045/0x44b0
[69832.258755]  check_memory_region+0x1c1/0x1e0
[69832.260248]  bfq_dispatch_request+0x1045/0x44b0
[69832.261181]  ? bfq_bfqq_expire+0x2440/0x2440
[69832.262032]  ? blk_mq_delay_run_hw_queues+0xf9/0x170
[69832.263022]  __blk_mq_do_dispatch_sched+0x52f/0x830
[69832.264011]  ? blk_mq_sched_request_inserted+0x100/0x100
[69832.265101]  __blk_mq_sched_dispatch_requests+0x398/0x4f0
[69832.266206]  ? blk_mq_do_dispatch_ctx+0x570/0x570
[69832.267147]  ? __switch_to+0x5f4/0xee0
[69832.267898]  blk_mq_sched_dispatch_requests+0xdf/0x140
[69832.268946]  __blk_mq_run_hw_queue+0xc0/0x270
[69832.269840]  blk_mq_run_work_fn+0x51/0x60
[69832.278170]  process_one_work+0x6d4/0xfe0
[69832.278984]  worker_thread+0x91/0xc80
[69832.279726]  ? __kthread_parkme+0xb0/0x110
[69832.280554]  ? process_one_work+0xfe0/0xfe0
[69832.281414]  kthread+0x32d/0x3f0
[69832.282082]  ? kthread_park+0x170/0x170
[69832.282849]  ret_from_fork+0x1f/0x30
[69832.283573]
[69832.283886] Allocated by task 7725:
[69832.284599]  kasan_save_stack+0x19/0x40
[69832.285385]  __kasan_kmalloc.constprop.2+0xc1/0xd0
[69832.286350]  kmem_cache_alloc_node+0x13f/0x460
[69832.287237]  bfq_get_queue+0x3d4/0x1140
[69832.287993]  bfq_get_bfqq_handle_split+0x103/0x510
[69832.289015]  bfq_init_rq+0x337/0x2d50
[69832.289749]  bfq_insert_requests+0x304/0x4e10
[69832.290634]  blk_mq_sched_insert_requests+0x13e/0x390
[69832.291629]  blk_mq_flush_plug_list+0x4b4/0x760
[69832.292538]  blk_flush_plug_list+0x2c5/0x480
[69832.293392]  io_schedule_prepare+0xb2/0xd0
[69832.294209]  io_schedule_timeout+0x13/0x80
[69832.295014]  wait_for_common_io.constprop.1+0x13c/0x270
[69832.296137]  submit_bio_wait+0x103/0x1a0
[69832.296932]  blkdev_issue_discard+0xe6/0x160
[69832.297794]  blk_ioctl_discard+0x219/0x290
[69832.298614]  blkdev_common_ioctl+0x50a/0x1750
[69832.304715]  blkdev_ioctl+0x470/0x600
[69832.305474]  block_ioctl+0xde/0x120
[69832.306232]  vfs_ioctl+0x6c/0xc0
[69832.306877]  __se_sys_ioctl+0x90/0xa0
[69832.307629]  do_syscall_64+0x2d/0x40
[69832.308362]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[69832.309382]
[69832.309701] Freed by task 155:
[69832.310328]  kasan_save_stack+0x19/0x40
[69832.311121]  kasan_set_track+0x1c/0x30
[69832.311868]  kasan_set_free_info+0x1b/0x30
[69832.312699]  __kasan_slab_free+0x111/0x160
[69832.313524]  kmem_cache_free+0x94/0x460
[69832.314367]  bfq_put_queue+0x582/0x940
[69832.315112]  __bfq_bfqd_reset_in_service+0x166/0x1d0
[69832.317275]  bfq_bfqq_expire+0xb27/0x2440
[69832.318084]  bfq_dispatch_request+0x697/0x44b0
[69832.318991]  __blk_mq_do_dispatch_sched+0x52f/0x830
[69832.319984]  __blk_mq_sched_dispatch_requests+0x398/0x4f0
[69832.321087]  blk_mq_sched_dispatch_requests+0xdf/0x140
[69832.322225]  __blk_mq_run_hw_queue+0xc0/0x270
[69832.323114]  blk_mq_run_work_fn+0x51/0x60
[69832.323942]  process_one_work+0x6d4/0xfe0
[69832.324772]  worker_thread+0x91/0xc80
[69832.325518]  kthread+0x32d/0x3f0
[69832.326205]  ret_from_fork+0x1f/0x30
[69832.326932]
[69832.338297] The buggy address belongs to the object at ffff88802622b968
[69832.338297]  which belongs to the cache bfq_queue of size 512
[69832.340766] The buggy address is located 288 bytes inside of
[69832.340766]  512-byte region [ffff88802622b968, ffff88802622bb68)
[69832.343091] The buggy address belongs to the page:
[69832.344097] page:ffffea0000988a00 refcount:1 mapcount:0 mapping:0000000000000000 index:0xffff88802622a528 pfn:0x26228
[69832.346214] head:ffffea0000988a00 order:2 compound_mapcount:0 compound_pincount:0
[69832.347719] flags: 0x1fffff80010200(slab|head)
[69832.348625] raw: 001fffff80010200 ffffea0000dbac08 ffff888017a57650 ffff8880179fe840
[69832.354972] raw: ffff88802622a528 0000000000120008 00000001ffffffff 0000000000000000
[69832.356547] page dumped because: kasan: bad access detected
[69832.357652]
[69832.357970] Memory state around the buggy address:
[69832.358926]  ffff88802622b980: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[69832.360358]  ffff88802622ba00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[69832.361810] >ffff88802622ba80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[69832.363273]                       ^
[69832.363975]  ffff88802622bb00: fb fb fb fb fb fb fb fb fb fb fb fb fb fc fc fc
[69832.375960]  ffff88802622bb80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[69832.377405] ==================================================================

In bfq_dispatch_requestfunction, it may have function call:

bfq_dispatch_request
	__bfq_dispatch_request
		bfq_select_queue
			bfq_bfqq_expire
				__bfq_bfqd_reset_in_service
					bfq_put_queue
						kmem_cache_free
In this function call, in_serv_queue has beed expired and meet the
conditions to free. In the function bfq_dispatch_request, the address
of in_serv_queue pointing to has been released. For getting the value
of idle_timer_disabled, it will get flags value from the address which
in_serv_queue pointing to, then the problem of use-after-free happens;

Fix the problem by check in_serv_queue == bfqd->in_service_queue, to
get the value of idle_timer_disabled if in_serve_queue is equel to
bfqd->in_service_queue. If the space of in_serv_queue pointing has
been released, this judge will aviod use-after-free problem.
And if in_serv_queue may be expired or finished, the idle_timer_disabled
will be false which would not give effects to bfq_update_dispatch_stats.

Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Zhang Wensheng <zhangwensheng5@huawei.com>
Link: https://lore.kernel.org/r/20220303070334.3020168-1-zhangwensheng5@huawei.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2022-04-15 14:18:22 +02:00
Yu Kuai
c4f5a678ad block, bfq: don't move oom_bfqq
[ Upstream commit 8410f70977734f21b8ed45c37e925d311dfda2e7 ]

Our test report a UAF:

[ 2073.019181] ==================================================================
[ 2073.019188] BUG: KASAN: use-after-free in __bfq_put_async_bfqq+0xa0/0x168
[ 2073.019191] Write of size 8 at addr ffff8000ccf64128 by task rmmod/72584
[ 2073.019192]
[ 2073.019196] CPU: 0 PID: 72584 Comm: rmmod Kdump: loaded Not tainted 4.19.90-yk #5
[ 2073.019198] Hardware name: QEMU KVM Virtual Machine, BIOS 0.0.0 02/06/2015
[ 2073.019200] Call trace:
[ 2073.019203]  dump_backtrace+0x0/0x310
[ 2073.019206]  show_stack+0x28/0x38
[ 2073.019210]  dump_stack+0xec/0x15c
[ 2073.019216]  print_address_description+0x68/0x2d0
[ 2073.019220]  kasan_report+0x238/0x2f0
[ 2073.019224]  __asan_store8+0x88/0xb0
[ 2073.019229]  __bfq_put_async_bfqq+0xa0/0x168
[ 2073.019233]  bfq_put_async_queues+0xbc/0x208
[ 2073.019236]  bfq_pd_offline+0x178/0x238
[ 2073.019240]  blkcg_deactivate_policy+0x1f0/0x420
[ 2073.019244]  bfq_exit_queue+0x128/0x178
[ 2073.019249]  blk_mq_exit_sched+0x12c/0x160
[ 2073.019252]  elevator_exit+0xc8/0xd0
[ 2073.019256]  blk_exit_queue+0x50/0x88
[ 2073.019259]  blk_cleanup_queue+0x228/0x3d8
[ 2073.019267]  null_del_dev+0xfc/0x1e0 [null_blk]
[ 2073.019274]  null_exit+0x90/0x114 [null_blk]
[ 2073.019278]  __arm64_sys_delete_module+0x358/0x5a0
[ 2073.019282]  el0_svc_common+0xc8/0x320
[ 2073.019287]  el0_svc_handler+0xf8/0x160
[ 2073.019290]  el0_svc+0x10/0x218
[ 2073.019291]
[ 2073.019294] Allocated by task 14163:
[ 2073.019301]  kasan_kmalloc+0xe0/0x190
[ 2073.019305]  kmem_cache_alloc_node_trace+0x1cc/0x418
[ 2073.019308]  bfq_pd_alloc+0x54/0x118
[ 2073.019313]  blkcg_activate_policy+0x250/0x460
[ 2073.019317]  bfq_create_group_hierarchy+0x38/0x110
[ 2073.019321]  bfq_init_queue+0x6d0/0x948
[ 2073.019325]  blk_mq_init_sched+0x1d8/0x390
[ 2073.019330]  elevator_switch_mq+0x88/0x170
[ 2073.019334]  elevator_switch+0x140/0x270
[ 2073.019338]  elv_iosched_store+0x1a4/0x2a0
[ 2073.019342]  queue_attr_store+0x90/0xe0
[ 2073.019348]  sysfs_kf_write+0xa8/0xe8
[ 2073.019351]  kernfs_fop_write+0x1f8/0x378
[ 2073.019359]  __vfs_write+0xe0/0x360
[ 2073.019363]  vfs_write+0xf0/0x270
[ 2073.019367]  ksys_write+0xdc/0x1b8
[ 2073.019371]  __arm64_sys_write+0x50/0x60
[ 2073.019375]  el0_svc_common+0xc8/0x320
[ 2073.019380]  el0_svc_handler+0xf8/0x160
[ 2073.019383]  el0_svc+0x10/0x218
[ 2073.019385]
[ 2073.019387] Freed by task 72584:
[ 2073.019391]  __kasan_slab_free+0x120/0x228
[ 2073.019394]  kasan_slab_free+0x10/0x18
[ 2073.019397]  kfree+0x94/0x368
[ 2073.019400]  bfqg_put+0x64/0xb0
[ 2073.019404]  bfqg_and_blkg_put+0x90/0xb0
[ 2073.019408]  bfq_put_queue+0x220/0x228
[ 2073.019413]  __bfq_put_async_bfqq+0x98/0x168
[ 2073.019416]  bfq_put_async_queues+0xbc/0x208
[ 2073.019420]  bfq_pd_offline+0x178/0x238
[ 2073.019424]  blkcg_deactivate_policy+0x1f0/0x420
[ 2073.019429]  bfq_exit_queue+0x128/0x178
[ 2073.019433]  blk_mq_exit_sched+0x12c/0x160
[ 2073.019437]  elevator_exit+0xc8/0xd0
[ 2073.019440]  blk_exit_queue+0x50/0x88
[ 2073.019443]  blk_cleanup_queue+0x228/0x3d8
[ 2073.019451]  null_del_dev+0xfc/0x1e0 [null_blk]
[ 2073.019459]  null_exit+0x90/0x114 [null_blk]
[ 2073.019462]  __arm64_sys_delete_module+0x358/0x5a0
[ 2073.019467]  el0_svc_common+0xc8/0x320
[ 2073.019471]  el0_svc_handler+0xf8/0x160
[ 2073.019474]  el0_svc+0x10/0x218
[ 2073.019475]
[ 2073.019479] The buggy address belongs to the object at ffff8000ccf63f00
 which belongs to the cache kmalloc-1024 of size 1024
[ 2073.019484] The buggy address is located 552 bytes inside of
 1024-byte region [ffff8000ccf63f00, ffff8000ccf64300)
[ 2073.019486] The buggy address belongs to the page:
[ 2073.019492] page:ffff7e000333d800 count:1 mapcount:0 mapping:ffff8000c0003a00 index:0x0 compound_mapcount: 0
[ 2073.020123] flags: 0x7ffff0000008100(slab|head)
[ 2073.020403] raw: 07ffff0000008100 ffff7e0003334c08 ffff7e00001f5a08 ffff8000c0003a00
[ 2073.020409] raw: 0000000000000000 00000000001c001c 00000001ffffffff 0000000000000000
[ 2073.020411] page dumped because: kasan: bad access detected
[ 2073.020412]
[ 2073.020414] Memory state around the buggy address:
[ 2073.020420]  ffff8000ccf64000: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 2073.020424]  ffff8000ccf64080: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 2073.020428] >ffff8000ccf64100: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 2073.020430]                                   ^
[ 2073.020434]  ffff8000ccf64180: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 2073.020438]  ffff8000ccf64200: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 2073.020439] ==================================================================

The same problem exist in mainline as well.

This is because oom_bfqq is moved to a non-root group, thus root_group
is freed earlier.

Thus fix the problem by don't move oom_bfqq.

Signed-off-by: Yu Kuai <yukuai3@huawei.com>
Reviewed-by: Jan Kara <jack@suse.cz>
Acked-by: Paolo Valente <paolo.valente@linaro.org>
Link: https://lore.kernel.org/r/20220129015924.3958918-4-yukuai3@huawei.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2022-04-15 14:18:22 +02:00
Eric Biggers
84fe3ca6e7 block: don't delete queue kobject before its children
[ Upstream commit 0f69288253e9fc7c495047720e523b9f1aba5712 ]

kobjects aren't supposed to be deleted before their child kobjects are
deleted.  Apparently this is usually benign; however, a WARN will be
triggered if one of the child kobjects has a named attribute group:

    sysfs group 'modes' not found for kobject 'crypto'
    WARNING: CPU: 0 PID: 1 at fs/sysfs/group.c:278 sysfs_remove_group+0x72/0x80
    ...
    Call Trace:
      sysfs_remove_groups+0x29/0x40 fs/sysfs/group.c:312
      __kobject_del+0x20/0x80 lib/kobject.c:611
      kobject_cleanup+0xa4/0x140 lib/kobject.c:696
      kobject_release lib/kobject.c:736 [inline]
      kref_put include/linux/kref.h:65 [inline]
      kobject_put+0x53/0x70 lib/kobject.c:753
      blk_crypto_sysfs_unregister+0x10/0x20 block/blk-crypto-sysfs.c:159
      blk_unregister_queue+0xb0/0x110 block/blk-sysfs.c:962
      del_gendisk+0x117/0x250 block/genhd.c:610

Fix this by moving the kobject_del() and the corresponding
kobject_uevent() to the correct place.

Fixes: 2c2086afc2 ("block: Protect less code with sysfs_lock in blk_{un,}register_queue()")
Reviewed-by: Hannes Reinecke <hare@suse.de>
Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Reviewed-by: Bart Van Assche <bvanassche@acm.org>
Signed-off-by: Eric Biggers <ebiggers@google.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Link: https://lore.kernel.org/r/20220124215938.2769-3-ebiggers@kernel.org
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2022-04-15 14:18:05 +02:00
Tejun Heo
3f91687e6e block: don't merge across cgroup boundaries if blkcg is enabled
commit 6b2b04590b51aa4cf395fcd185ce439cab5961dc upstream.

blk-iocost and iolatency are cgroup aware rq-qos policies but they didn't
disable merges across different cgroups. This obviously can lead to
accounting and control errors but more importantly to priority inversions -
e.g. an IO which belongs to a higher priority cgroup or IO class may end up
getting throttled incorrectly because it gets merged to an IO issued from a
low priority cgroup.

Fix it by adding blk_cgroup_mergeable() which is called from merge paths and
rejects cross-cgroup and cross-issue_as_root merges.

Signed-off-by: Tejun Heo <tj@kernel.org>
Fixes: d706751215 ("block: introduce blk-iolatency io controller")
Cc: stable@vger.kernel.org # v4.19+
Cc: Josef Bacik <jbacik@fb.com>
Link: https://lore.kernel.org/r/Yi/eE/6zFNyWJ+qd@slm.duckdns.org
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2022-04-15 14:18:01 +02:00
Greg Kroah-Hartman
8f2333be80 This is the 5.4.183 stable release
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Merge 5.4.183 into android11-5.4-lts

Changes in 5.4.183
	mac80211_hwsim: report NOACK frames in tx_status
	mac80211_hwsim: initialize ieee80211_tx_info at hw_scan_work
	i2c: bcm2835: Avoid clock stretching timeouts
	ASoC: rt5668: do not block workqueue if card is unbound
	ASoC: rt5682: do not block workqueue if card is unbound
	Input: clear BTN_RIGHT/MIDDLE on buttonpads
	cifs: fix double free race when mount fails in cifs_get_root()
	dmaengine: shdma: Fix runtime PM imbalance on error
	i2c: cadence: allow COMPILE_TEST
	i2c: qup: allow COMPILE_TEST
	net: usb: cdc_mbim: avoid altsetting toggling for Telit FN990
	usb: gadget: don't release an existing dev->buf
	usb: gadget: clear related members when goto fail
	ata: pata_hpt37x: fix PCI clock detection
	ALSA: intel_hdmi: Fix reference to PCM buffer address
	ASoC: ops: Shift tested values in snd_soc_put_volsw() by +min
	xfrm: fix MTU regression
	netfilter: fix use-after-free in __nf_register_net_hook()
	xfrm: fix the if_id check in changelink
	xfrm: enforce validity of offload input flags
	netfilter: nf_queue: don't assume sk is full socket
	netfilter: nf_queue: fix possible use-after-free
	batman-adv: Request iflink once in batadv-on-batadv check
	batman-adv: Request iflink once in batadv_get_real_netdevice
	batman-adv: Don't expect inter-netns unique iflink indices
	net: dcb: flush lingering app table entries for unregistered devices
	net/smc: fix unexpected SMC_CLC_DECL_ERR_REGRMB error generated by client
	net/smc: fix unexpected SMC_CLC_DECL_ERR_REGRMB error cause by server
	block: Fix fsync always failed if once failed
	xen/netfront: destroy queues before real_num_tx_queues is zeroed
	sched/topology: Make sched_init_numa() use a set for the deduplicating sort
	sched/topology: Fix sched_domain_topology_level alloc in sched_init_numa()
	ia64: ensure proper NUMA distance and possible map initialization
	mac80211: fix forwarded mesh frames AC & queue selection
	net: stmmac: fix return value of __setup handler
	iavf: Fix missing check for running netdev
	net: sxgbe: fix return value of __setup handler
	net: arcnet: com20020: Fix null-ptr-deref in com20020pci_probe()
	ixgbe: xsk: change !netif_carrier_ok() handling in ixgbe_xmit_zc()
	efivars: Respect "block" flag in efivar_entry_set_safe()
	firmware: arm_scmi: Remove space in MODULE_ALIAS name
	ASoC: cs4265: Fix the duplicated control name
	can: gs_usb: change active_channels's type from atomic_t to u8
	arm64: dts: rockchip: Switch RK3399-Gru DP to SPDIF output
	igc: igc_read_phy_reg_gpy: drop premature return
	ARM: Fix kgdb breakpoint for Thumb2
	ARM: 9182/1: mmu: fix returns from early_param() and __setup() functions
	igc: igc_write_phy_reg_gpy: drop premature return
	ibmvnic: free reset-work-item when flushing
	memfd: fix F_SEAL_WRITE after shmem huge page allocated
	soc: fsl: qe: Check of ioremap return value
	net: chelsio: cxgb3: check the return value of pci_find_capability()
	nl80211: Handle nla_memdup failures in handle_nan_filter
	Input: elan_i2c - move regulator_[en|dis]able() out of elan_[en|dis]able_power()
	Input: elan_i2c - fix regulator enable count imbalance after suspend/resume
	HID: add mapping for KEY_DICTATE
	HID: add mapping for KEY_ALL_APPLICATIONS
	tracing/histogram: Fix sorting on old "cpu" value
	tracing: Fix return value of __setup handlers
	btrfs: fix lost prealloc extents beyond eof after full fsync
	btrfs: qgroup: fix deadlock between rescan worker and remove qgroup
	btrfs: add missing run of delayed items after unlink during log replay
	Revert "xfrm: xfrm_state_mtu should return at least 1280 for ipv6"
	net: dcb: disable softirqs in dcbnl_flush_dev()
	hamradio: fix macro redefine warning
	Linux 5.4.183

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: I37011d512091e3ad1398ea2ffff6be08efbc3361
2022-03-12 13:48:22 +01:00
Ye Bin
fa84d44df4 block: Fix fsync always failed if once failed
commit 8a7518931baa8ea023700987f3db31cb0a80610b upstream.

We do test with inject error fault base on v4.19, after test some time we found
sync /dev/sda always failed.
[root@localhost] sync /dev/sda
sync: error syncing '/dev/sda': Input/output error

scsi log as follows:
[19069.812296] sd 0:0:0:0: [sda] tag#64 Send: scmd 0x00000000d03a0b6b
[19069.812302] sd 0:0:0:0: [sda] tag#64 CDB: Synchronize Cache(10) 35 00 00 00 00 00 00 00 00 00
[19069.812533] sd 0:0:0:0: [sda] tag#64 Done: SUCCESS Result: hostbyte=DID_OK driverbyte=DRIVER_OK
[19069.812536] sd 0:0:0:0: [sda] tag#64 CDB: Synchronize Cache(10) 35 00 00 00 00 00 00 00 00 00
[19069.812539] sd 0:0:0:0: [sda] tag#64 scsi host busy 1 failed 0
[19069.812542] sd 0:0:0:0: Notifying upper driver of completion (result 0)
[19069.812546] sd 0:0:0:0: [sda] tag#64 sd_done: completed 0 of 0 bytes
[19069.812549] sd 0:0:0:0: [sda] tag#64 0 sectors total, 0 bytes done.
[19069.812564] print_req_error: I/O error, dev sda, sector 0

ftrace log as follows:
 rep-306069 [007] .... 19654.923315: block_bio_queue: 8,0 FWS 0 + 0 [rep]
 rep-306069 [007] .... 19654.923333: block_getrq: 8,0 FWS 0 + 0 [rep]
 kworker/7:1H-250   [007] .... 19654.923352: block_rq_issue: 8,0 FF 0 () 0 + 0 [kworker/7:1H]
 <idle>-0     [007] ..s. 19654.923562: block_rq_complete: 8,0 FF () 18446744073709551615 + 0 [0]
 <idle>-0     [007] d.s. 19654.923576: block_rq_complete: 8,0 WS () 0 + 0 [-5]

As 8d6996630c introduce 'fq->rq_status', this data only update when 'flush_rq'
reference count isn't zero. If flush request once failed and record error code
in 'fq->rq_status'. If there is no chance to update 'fq->rq_status',then do fsync
will always failed.
To address this issue reset 'fq->rq_status' after return error code to upper layer.

Fixes: 8d6996630c03("block: fix null pointer dereference in blk_mq_rq_timed_out()")
Signed-off-by: Ye Bin <yebin10@huawei.com>
Reviewed-by: Ming Lei <ming.lei@redhat.com>
Link: https://lore.kernel.org/r/20211129012659.1553733-1-yebin10@huawei.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
[sudip: adjust context]
Signed-off-by: Sudip Mukherjee <sudipm.mukherjee@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2022-03-08 19:07:47 +01:00
Greg Kroah-Hartman
56f5213db8 This is the 5.4.181 stable release
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Merge 5.4.181 into android11-5.4-lts

Changes in 5.4.181
	Makefile.extrawarn: Move -Wunaligned-access to W=1
	HID:Add support for UGTABLET WP5540
	Revert "svm: Add warning message for AVIC IPI invalid target"
	serial: parisc: GSC: fix build when IOSAPIC is not set
	parisc: Drop __init from map_pages declaration
	parisc: Fix data TLB miss in sba_unmap_sg
	parisc: Fix sglist access in ccio-dma.c
	btrfs: send: in case of IO error log it
	platform/x86: ISST: Fix possible circular locking dependency detected
	selftests: rtc: Increase test timeout so that all tests run
	net: ieee802154: at86rf230: Stop leaking skb's
	selftests/zram: Skip max_comp_streams interface on newer kernel
	selftests/zram01.sh: Fix compression ratio calculation
	selftests/zram: Adapt the situation that /dev/zram0 is being used
	ax25: improve the incomplete fix to avoid UAF and NPD bugs
	vfs: make freeze_super abort when sync_filesystem returns error
	quota: make dquot_quota_sync return errors from ->sync_fs
	nvme: fix a possible use-after-free in controller reset during load
	nvme-tcp: fix possible use-after-free in transport error_recovery work
	nvme-rdma: fix possible use-after-free in transport error_recovery work
	drm/amdgpu: fix logic inversion in check
	Revert "module, async: async_synchronize_full() on module init iff async is used"
	ftrace: add ftrace_init_nop()
	module/ftrace: handle patchable-function-entry
	arm64: module: rework special section handling
	arm64: module/ftrace: intialize PLT at load time
	iwlwifi: fix use-after-free
	drm/radeon: Fix backlight control on iMac 12,1
	ext4: check for out-of-order index extents in ext4_valid_extent_entries()
	ext4: check for inconsistent extents between index and leaf block
	ext4: prevent partial update of the extent blocks
	taskstats: Cleanup the use of task->exit_code
	dmaengine: at_xdmac: Start transfer for cyclic channels in issue_pending
	vsock: remove vsock from connected table when connect is interrupted by a signal
	mmc: block: fix read single on recovery logic
	iwlwifi: pcie: fix locking when "HW not ready"
	iwlwifi: pcie: gen2: fix locking when "HW not ready"
	netfilter: nft_synproxy: unregister hooks on init error path
	net: dsa: lan9303: fix reset on probe
	net: ieee802154: ca8210: Fix lifs/sifs periods
	ping: fix the dif and sdif check in ping_lookup
	bonding: force carrier update when releasing slave
	drop_monitor: fix data-race in dropmon_net_event / trace_napi_poll_hit
	bonding: fix data-races around agg_select_timer
	libsubcmd: Fix use-after-free for realloc(..., 0)
	ALSA: hda: Fix regression on forced probe mask option
	ALSA: hda: Fix missing codec probe on Shenker Dock 15
	ASoC: ops: Fix stereo change notifications in snd_soc_put_volsw()
	ASoC: ops: Fix stereo change notifications in snd_soc_put_volsw_range()
	powerpc/lib/sstep: fix 'ptesync' build error
	mtd: rawnand: gpmi: don't leak PM reference in error path
	block/wbt: fix negative inflight counter when remove scsi device
	NFS: LOOKUP_DIRECTORY is also ok with symlinks
	NFS: Do not report writeback errors in nfs_getattr()
	mtd: rawnand: qcom: Fix clock sequencing in qcom_nandc_probe()
	mtd: rawnand: brcmnand: Fixed incorrect sub-page ECC status
	scsi: lpfc: Fix pt2pt NVMe PRLI reject LOGO loop
	EDAC: Fix calculation of returned address and next offset in edac_align_ptr()
	lib/iov_iter: initialize "flags" in new pipe_buffer
	net: sched: limit TC_ACT_REPEAT loops
	dmaengine: sh: rcar-dmac: Check for error num after setting mask
	copy_process(): Move fd_install() out of sighand->siglock critical section
	i2c: brcmstb: fix support for DSL and CM variants
	Drivers: hv: vmbus: Fix memory leak in vmbus_add_channel_kobj
	KVM: x86/pmu: Use AMD64_RAW_EVENT_MASK for PERF_TYPE_RAW
	ARM: OMAP2+: hwmod: Add of_node_put() before break
	ARM: OMAP2+: adjust the location of put_device() call in omapdss_init_of
	irqchip/sifive-plic: Add missing thead,c900-plic match string
	netfilter: conntrack: don't refresh sctp entries in closed state
	arm64: dts: meson-gx: add ATF BL32 reserved-memory region
	arm64: dts: meson-g12: add ATF BL32 reserved-memory region
	arm64: dts: meson-g12: drop BL32 region from SEI510/SEI610
	kconfig: let 'shell' return enough output for deep path names
	ata: libata-core: Disable TRIM on M88V29
	drm/rockchip: dw_hdmi: Do not leave clock enabled in error case
	tracing: Fix tp_printk option related with tp_printk_stop_on_boot
	net: usb: qmi_wwan: Add support for Dell DW5829e
	net: macb: Align the dma and coherent dma masks
	kconfig: fix failing to generate auto.conf
	Linux 5.4.181

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: I04d80cf2b662e4034c1fae761cc22b489305aef7
2022-02-23 12:17:54 +01:00
Laibin Qiu
20f4ee3c33 block/wbt: fix negative inflight counter when remove scsi device
commit e92bc4cd34de2ce454bdea8cd198b8067ee4e123 upstream.

Now that we disable wbt by set WBT_STATE_OFF_DEFAULT in
wbt_disable_default() when switch elevator to bfq. And when
we remove scsi device, wbt will be enabled by wbt_enable_default.
If it become false positive between wbt_wait() and wbt_track()
when submit write request.

The following is the scenario that triggered the problem.

T1                          T2                           T3
                            elevator_switch_mq
                            bfq_init_queue
                            wbt_disable_default <= Set
                            rwb->enable_state (OFF)
Submit_bio
blk_mq_make_request
rq_qos_throttle
<= rwb->enable_state (OFF)
                                                         scsi_remove_device
                                                         sd_remove
                                                         del_gendisk
                                                         blk_unregister_queue
                                                         elv_unregister_queue
                                                         wbt_enable_default
                                                         <= Set rwb->enable_state (ON)
q_qos_track
<= rwb->enable_state (ON)
^^^^^^ this request will mark WBT_TRACKED without inflight add and will
lead to drop rqw->inflight to -1 in wbt_done() which will trigger IO hung.

Fix this by move wbt_enable_default() from elv_unregister to
bfq_exit_queue(). Only re-enable wbt when bfq exit.

Fixes: 76a8040817b4b ("blk-wbt: make sure throttle is enabled properly")

Remove oneline stale comment, and kill one oneshot local variable.

Signed-off-by: Ming Lei <ming.lei@rehdat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Link: https://lore.kernel.org/linux-block/20211214133103.551813-1-qiulaibin@huawei.com/
Signed-off-by: Laibin Qiu <qiulaibin@huawei.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2022-02-23 11:59:59 +01:00
Greg Kroah-Hartman
82b6e1787f Merge branch 'android11-5.4' into 'android11-5.4-lts'
Sync up with android11-5.4 for the following commits:

617c7432b5 ANDROID: GKI: Enable CONFIG_SERIAL_8250_RUNTIME_UARTS=0
813b12454e ANDROID: GKI: db845c: Update symbols list and ABI
15dd5a8bc0 ANDROID: Increase x86 cmdline size to 4k
4ec7ffac46 UPSTREAM: cgroup-v1: Require capabilities to set release_agent
fe0c18d0f0 ANDROID: incremental-fs: remove index and incomplete dir on umount
7aedba616c UPSTREAM: binder: fix async_free_space accounting for empty parcels
f1a1171f3c UPSTREAM: tee: handle lookup of shm with reference count 0
693158f765 UPSTREAM: bpf: Fix integer overflow in argument calculation for bpf_map_area_alloc
b9d179c605 UPSTREAM: driver core: Fix possible memory leak in device_link_add()
3aeff14796 UPSTREAM: blk-mq: fix kernel panic during iterating over flush request
54e1868c8b UPSTREAM: net: xfrm: fix memory leak in xfrm_user_rcv_msg
a4e84758f0 UPSTREAM: binder: fix the missing BR_FROZEN_REPLY in binder_return_strings
013b7ed754 ANDROID: incremental-fs: fix mount_fs issue
ba4942c83d Merge tag 'android11-5.4.161_r00' into android11-5.4
202bc8432c UPSTREAM: vfs: fs_context: fix up param length parsing in legacy_parse_param

New symbols tracked due to them being added in the android11-5.4 branch:

Leaf changes summary: 1 artifact changed
Changed leaf types summary: 0 leaf type changed
Removed/Changed/Added functions summary: 0 Removed, 0 Changed, 1 Added function
Removed/Changed/Added variables summary: 0 Removed, 0 Changed, 0 Added variable

1 Added function:

  [A] 'function void kill_anon_super(super_block*)'

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: I89df6d21c7c36bb6b2a9047b1f7e2988f48a5637
2022-02-11 16:21:49 +01:00
Greg Kroah-Hartman
88fc697aae This is the 5.4.178 stable release
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Merge 5.4.178 into android11-5.4-lts

Changes in 5.4.178
	audit: improve audit queue handling when "audit=1" on cmdline
	ASoC: ops: Reject out of bounds values in snd_soc_put_volsw()
	ASoC: ops: Reject out of bounds values in snd_soc_put_volsw_sx()
	ASoC: ops: Reject out of bounds values in snd_soc_put_xr_sx()
	ALSA: usb-audio: Simplify quirk entries with a macro
	ALSA: hda/realtek: Add quirk for ASUS GU603
	ALSA: hda/realtek: Add missing fixup-model entry for Gigabyte X570 ALC1220 quirks
	ALSA: hda/realtek: Fix silent output on Gigabyte X570S Aorus Master (newer chipset)
	ALSA: hda/realtek: Fix silent output on Gigabyte X570 Aorus Xtreme after reboot from Windows
	btrfs: fix deadlock between quota disable and qgroup rescan worker
	drm/nouveau: fix off by one in BIOS boundary checking
	mm/kmemleak: avoid scanning potential huge holes
	block: bio-integrity: Advance seed correctly for larger interval sizes
	Revert "ASoC: mediatek: Check for error clk pointer"
	memcg: charge fs_context and legacy_fs_context
	IB/rdmavt: Validate remote_addr during loopback atomic tests
	RDMA/siw: Fix broken RDMA Read Fence/Resume logic.
	RDMA/mlx4: Don't continue event handler after memory allocation failure
	iommu/vt-d: Fix potential memory leak in intel_setup_irq_remapping()
	iommu/amd: Fix loop timeout issue in iommu_ga_log_enable()
	spi: bcm-qspi: check for valid cs before applying chip select
	spi: mediatek: Avoid NULL pointer crash in interrupt
	spi: meson-spicc: add IRQ check in meson_spicc_probe
	net: ieee802154: hwsim: Ensure proper channel selection at probe time
	net: ieee802154: mcr20a: Fix lifs/sifs periods
	net: ieee802154: ca8210: Stop leaking skb's
	net: ieee802154: Return meaningful error codes from the netlink helpers
	net: macsec: Verify that send_sci is on when setting Tx sci explicitly
	net: stmmac: dump gmac4 DMA registers correctly
	net: stmmac: ensure PTP time register reads are consistent
	drm/i915/overlay: Prevent divide by zero bugs in scaling
	ASoC: fsl: Add missing error handling in pcm030_fabric_probe
	ASoC: xilinx: xlnx_formatter_pcm: Make buffer bytes multiple of period bytes
	ASoC: cpcap: Check for NULL pointer after calling of_get_child_by_name
	ASoC: max9759: fix underflow in speaker_gain_control_put()
	pinctrl: bcm2835: Fix a few error paths
	scsi: bnx2fc: Make bnx2fc_recv_frame() mp safe
	nfsd: nfsd4_setclientid_confirm mistakenly expires confirmed client.
	selftests: futex: Use variable MAKE instead of make
	rtc: cmos: Evaluate century appropriate
	EDAC/altera: Fix deferred probing
	EDAC/xgene: Fix deferred probing
	ext4: fix error handling in ext4_restore_inline_data()
	cgroup/cpuset: Fix "suspicious RCU usage" lockdep warning
	Linux 5.4.178

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: Ic5bc9b2941b9932cfd3c98c8af8593196bb15245
2022-02-09 14:02:29 +01:00
Martin K. Petersen
9527177852 block: bio-integrity: Advance seed correctly for larger interval sizes
commit b13e0c71856817fca67159b11abac350e41289f5 upstream.

Commit 309a62fa3a ("bio-integrity: bio_integrity_advance must update
integrity seed") added code to update the integrity seed value when
advancing a bio. However, it failed to take into account that the
integrity interval might be larger than the 512-byte block layer
sector size. This broke bio splitting on PI devices with 4KB logical
blocks.

The seed value should be advanced by bio_integrity_intervals() and not
the number of sectors.

Cc: Dmitry Monakhov <dmonakhov@openvz.org>
Cc: stable@vger.kernel.org
Fixes: 309a62fa3a ("bio-integrity: bio_integrity_advance must update integrity seed")
Tested-by: Dmitry Ivanov <dmitry.ivanov2@hpe.com>
Reported-by: Alexey Lyashkov <alexey.lyashkov@hpe.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Link: https://lore.kernel.org/r/20220204034209.4193-1-martin.petersen@oracle.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2022-02-08 18:24:28 +01:00
Greg Kroah-Hartman
46c68a5628 This is the 5.4.176 stable release
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Merge 5.4.176 into android11-5.4-lts

Changes in 5.4.176
	Bluetooth: refactor malicious adv data check
	s390/hypfs: include z/VM guests with access control group set
	scsi: zfcp: Fix failed recovery on gone remote port with non-NPIV FCP devices
	udf: Restore i_lenAlloc when inode expansion fails
	udf: Fix NULL ptr deref when converting from inline format
	PM: wakeup: simplify the output logic of pm_show_wakelocks()
	tracing/histogram: Fix a potential memory leak for kstrdup()
	tracing: Don't inc err_log entry count if entry allocation fails
	fsnotify: fix fsnotify hooks in pseudo filesystems
	drm/etnaviv: relax submit size limits
	arm64: errata: Fix exec handling in erratum 1418040 workaround
	netfilter: nft_payload: do not update layer 4 checksum when mangling fragments
	serial: 8250: of: Fix mapped region size when using reg-offset property
	serial: stm32: fix software flow control transfer
	tty: n_gsm: fix SW flow control encoding/handling
	tty: Add support for Brainboxes UC cards.
	usb-storage: Add unusual-devs entry for VL817 USB-SATA bridge
	usb: common: ulpi: Fix crash in ulpi_match()
	usb: gadget: f_sourcesink: Fix isoc transfer for USB_SPEED_SUPER_PLUS
	USB: core: Fix hang in usb_kill_urb by adding memory barriers
	usb: typec: tcpm: Do not disconnect while receiving VBUS off
	ucsi_ccg: Check DEV_INT bit only when starting CCG4
	net: sfp: ignore disabled SFP node
	powerpc/32: Fix boot failure with GCC latent entropy plugin
	i40e: Increase delay to 1 s after global EMP reset
	i40e: Fix issue when maximum queues is exceeded
	i40e: Fix queues reservation for XDP
	i40e: fix unsigned stat widths
	rpmsg: char: Fix race between the release of rpmsg_ctrldev and cdev
	rpmsg: char: Fix race between the release of rpmsg_eptdev and cdev
	scsi: bnx2fc: Flush destroy_work queue before calling bnx2fc_interface_put()
	ipv6_tunnel: Rate limit warning messages
	net: fix information leakage in /proc/net/ptype
	hwmon: (lm90) Mark alert as broken for MAX6646/6647/6649
	hwmon: (lm90) Mark alert as broken for MAX6680
	ping: fix the sk_bound_dev_if match in ping_lookup
	ipv4: avoid using shared IP generator for connected sockets
	hwmon: (lm90) Reduce maximum conversion rate for G781
	NFSv4: Handle case where the lookup of a directory fails
	NFSv4: nfs_atomic_open() can race when looking up a non-regular file
	net-procfs: show net devices bound packet types
	drm/msm: Fix wrong size calculation
	drm/msm/dsi: Fix missing put_device() call in dsi_get_phy
	drm/msm/dsi: invalid parameter check in msm_dsi_phy_enable
	ipv6: annotate accesses to fn->fn_sernum
	NFS: Ensure the server has an up to date ctime before hardlinking
	NFS: Ensure the server has an up to date ctime before renaming
	netfilter: conntrack: don't increment invalid counter on NF_REPEAT
	net: phy: broadcom: hook up soft_reset for BCM54616S
	phylib: fix potential use-after-free
	rxrpc: Adjust retransmission backoff
	hwmon: (lm90) Mark alert as broken for MAX6654
	ibmvnic: init ->running_cap_crqs early
	ibmvnic: don't spin in tasklet
	drm/msm/hdmi: Fix missing put_device() call in msm_hdmi_get_phy
	yam: fix a memory leak in yam_siocdevprivate()
	net: hns3: handle empty unknown interrupt for VF
	ipv4: raw: lock the socket in raw_bind()
	ipv4: tcp: send zero IPID in SYNACK messages
	ipv4: remove sparse error in ip_neigh_gw4()
	dt-bindings: can: tcan4x5x: fix mram-cfg RX FIFO config
	fsnotify: invalidate dcache before IN_DELETE event
	block: Fix wrong offset in bio_truncate()
	mtd: rawnand: mpc5121: Remove unused variable in ads5121_select_chip()
	Linux 5.4.176

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: Iab98819913bc6a41bc8709d1411b1f9306226a01
2022-02-01 17:48:27 +01:00
OGAWA Hirofumi
6cbf4c731d block: Fix wrong offset in bio_truncate()
commit 3ee859e384d453d6ac68bfd5971f630d9fa46ad3 upstream.

bio_truncate() clears the buffer outside of last block of bdev, however
current bio_truncate() is using the wrong offset of page. So it can
return the uninitialized data.

This happened when both of truncated/corrupted FS and userspace (via
bdev) are trying to read the last of bdev.

Reported-by: syzbot+ac94ae5f68b84197f41c@syzkaller.appspotmail.com
Signed-off-by: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
Reviewed-by: Ming Lei <ming.lei@redhat.com>
Link: https://lore.kernel.org/r/875yqt1c9g.fsf@mail.parknet.co.jp
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2022-02-01 17:24:39 +01:00
Ming Lei
3aeff14796 UPSTREAM: blk-mq: fix kernel panic during iterating over flush request
For fixing use-after-free during iterating over requests, we grabbed
request's refcount before calling ->fn in commit 2e315dc07df0 ("blk-mq:
grab rq->refcount before calling ->fn in blk_mq_tagset_busy_iter").
Turns out this way may cause kernel panic when iterating over one flush
request:

1) old flush request's tag is just released, and this tag is reused by
one new request, but ->rqs[] isn't updated yet

2) the flush request can be re-used for submitting one new flush command,
so blk_rq_init() is called at the same time

3) meantime blk_mq_queue_tag_busy_iter() is called, and old flush request
is retrieved from ->rqs[tag]; when blk_mq_put_rq_ref() is called,
flush_rq->end_io may not be updated yet, so NULL pointer dereference
is triggered in blk_mq_put_rq_ref().

Fix the issue by calling refcount_set(&flush_rq->ref, 1) after
flush_rq->end_io is set. So far the only other caller of blk_rq_init() is
scsi_ioctl_reset() in which the request doesn't enter block IO stack and
the request reference count isn't used, so the change is safe.

Fixes: 2e315dc07df0 ("blk-mq: grab rq->refcount before calling ->fn in blk_mq_tagset_busy_iter")
Reported-by: "Blank-Burian, Markus, Dr." <blankburian@uni-muenster.de>
Tested-by: "Blank-Burian, Markus, Dr." <blankburian@uni-muenster.de>
Signed-off-by: Ming Lei <ming.lei@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: John Garry <john.garry@huawei.com>
Link: https://lore.kernel.org/r/20210811142624.618598-1-ming.lei@redhat.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
(cherry picked from commit c2da19ed50554ce52ecbad3655c98371fe58599f)
Bug: 187129171
Signed-off-by: Connor O'Brien <connoro@google.com>
Change-Id: Id7fb5f38b0fe35331df98ec2f96e4914f15d981c
2022-01-24 11:41:01 -08:00
Greg Kroah-Hartman
a91f4fe26c This is the 5.4.165 stable release
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Merge 5.4.165 into android11-5.4-lts

Changes in 5.4.165
	serial: tegra: Change lower tolerance baud rate limit for tegra20 and tegra30
	ntfs: fix ntfs_test_inode and ntfs_init_locked_inode function type
	HID: quirks: Add quirk for the Microsoft Surface 3 type-cover
	HID: google: add eel USB id
	HID: add hid_is_usb() function to make it simpler for USB detection
	HID: add USB_HID dependancy to hid-prodikeys
	HID: add USB_HID dependancy to hid-chicony
	HID: add USB_HID dependancy on some USB HID drivers
	HID: bigbenff: prevent null pointer dereference
	HID: wacom: fix problems when device is not a valid USB device
	HID: check for valid USB device for many HID drivers
	can: kvaser_usb: get CAN clock frequency from device
	can: kvaser_pciefd: kvaser_pciefd_rx_error_frame(): increase correct stats->{rx,tx}_errors counter
	can: sja1000: fix use after free in ems_pcmcia_add_card()
	nfc: fix potential NULL pointer deref in nfc_genl_dump_ses_done
	selftests: netfilter: add a vrf+conntrack testcase
	vrf: don't run conntrack on vrf with !dflt qdisc
	bpf: Fix the off-by-two error in range markings
	ice: ignore dropped packets during init
	bonding: make tx_rebalance_counter an atomic
	nfp: Fix memory leak in nfp_cpp_area_cache_add()
	seg6: fix the iif in the IPv6 socket control block
	udp: using datalen to cap max gso segments
	iavf: restore MSI state on reset
	iavf: Fix reporting when setting descriptor count
	IB/hfi1: Correct guard on eager buffer deallocation
	mm: bdi: initialize bdi_min_ratio when bdi is unregistered
	ALSA: ctl: Fix copy of updated id with element read/write
	ALSA: hda/realtek - Add headset Mic support for Lenovo ALC897 platform
	ALSA: pcm: oss: Fix negative period/buffer sizes
	ALSA: pcm: oss: Limit the period size to 16MB
	ALSA: pcm: oss: Handle missing errors in snd_pcm_oss_change_params*()
	btrfs: clear extent buffer uptodate when we fail to write it
	btrfs: replace the BUG_ON in btrfs_del_root_ref with proper error handling
	nfsd: Fix nsfd startup race (again)
	tracefs: Have new files inherit the ownership of their parent
	clk: qcom: regmap-mux: fix parent clock lookup
	drm/syncobj: Deal with signalled fences in drm_syncobj_find_fence.
	can: pch_can: pch_can_rx_normal: fix use after free
	can: m_can: Disable and ignore ELO interrupt
	x86/sme: Explicitly map new EFI memmap table as encrypted
	libata: add horkage for ASMedia 1092
	wait: add wake_up_pollfree()
	binder: use wake_up_pollfree()
	signalfd: use wake_up_pollfree()
	aio: keep poll requests on waitqueue until completed
	aio: fix use-after-free due to missing POLLFREE handling
	tracefs: Set all files to the same group ownership as the mount option
	block: fix ioprio_get(IOPRIO_WHO_PGRP) vs setuid(2)
	qede: validate non LSO skb length
	ASoC: qdsp6: q6routing: Fix return value from msm_routing_put_audio_mixer
	i40e: Fix failed opcode appearing if handling messages from VF
	i40e: Fix pre-set max number of queues for VF
	mtd: rawnand: fsmc: Take instruction delay into account
	mtd: rawnand: fsmc: Fix timing computation
	dt-bindings: net: Reintroduce PHY no lane swap binding
	tools build: Remove needless libpython-version feature check that breaks test-all fast path
	net: cdc_ncm: Allow for dwNtbOutMaxSize to be unset or zero
	net: altera: set a couple error code in probe()
	net: fec: only clear interrupt of handling queue in fec_enet_rx_queue()
	net, neigh: clear whole pneigh_entry at alloc time
	net/qla3xxx: fix an error code in ql_adapter_up()
	selftests/fib_tests: Rework fib_rp_filter_test()
	USB: gadget: detect too-big endpoint 0 requests
	USB: gadget: zero allocate endpoint 0 buffers
	usb: core: config: fix validation of wMaxPacketValue entries
	xhci: Remove CONFIG_USB_DEFAULT_PERSIST to prevent xHCI from runtime suspending
	usb: core: config: using bit mask instead of individual bits
	xhci: avoid race between disable slot command and host runtime suspend
	iio: trigger: Fix reference counting
	iio: trigger: stm32-timer: fix MODULE_ALIAS
	iio: stk3310: Don't return error code in interrupt handler
	iio: mma8452: Fix trigger reference couting
	iio: ltr501: Don't return error code in trigger handler
	iio: kxsd9: Don't return error code in trigger handler
	iio: itg3200: Call iio_trigger_notify_done() on error
	iio: dln2-adc: Fix lockdep complaint
	iio: dln2: Check return value of devm_iio_trigger_register()
	iio: at91-sama5d2: Fix incorrect sign extension
	iio: adc: axp20x_adc: fix charging current reporting on AXP22x
	iio: ad7768-1: Call iio_trigger_notify_done() on error
	iio: accel: kxcjk-1013: Fix possible memory leak in probe and remove
	irqchip/armada-370-xp: Fix return value of armada_370_xp_msi_alloc()
	irqchip/armada-370-xp: Fix support for Multi-MSI interrupts
	irqchip/irq-gic-v3-its.c: Force synchronisation when issuing INVALL
	irqchip: nvic: Fix offset for Interrupt Priority Offsets
	misc: fastrpc: fix improper packet size calculation
	bpf: Add selftests to cover packet access corner cases
	Linux 5.4.165

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: I756efb854dc947509cf712a292eab0bf72f32694
2021-12-14 15:19:08 +01:00
Davidlohr Bueso
727858a98a block: fix ioprio_get(IOPRIO_WHO_PGRP) vs setuid(2)
commit e6a59aac8a8713f335a37d762db0dbe80e7f6d38 upstream.

do_each_pid_thread(PIDTYPE_PGID) can race with a concurrent
change_pid(PIDTYPE_PGID) that can move the task from one hlist
to another while iterating. Serialize ioprio_get to take
the tasklist_lock in this case, just like it's set counterpart.

Fixes: d69b78ba1d (ioprio: grab rcu_read_lock in sys_ioprio_{set,get}())
Acked-by: Oleg Nesterov <oleg@redhat.com>
Signed-off-by: Davidlohr Bueso <dbueso@suse.de>
Link: https://lore.kernel.org/r/20211210182058.43417-1-dave@stgolabs.net
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-12-14 14:49:02 +01:00
Greg Kroah-Hartman
91a7552bea This is the 5.4.160 stable release
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Merge 5.4.160 into android11-5.4-lts

Changes in 5.4.160
	xhci: Fix USB 3.1 enumeration issues by increasing roothub power-on-good delay
	usb: xhci: Enable runtime-pm by default on AMD Yellow Carp platform
	binder: use euid from cred instead of using task
	binder: use cred instead of task for selinux checks
	binder: use cred instead of task for getsecid
	Input: iforce - fix control-message timeout
	Input: elantench - fix misreporting trackpoint coordinates
	Input: i8042 - Add quirk for Fujitsu Lifebook T725
	libata: fix read log timeout value
	ocfs2: fix data corruption on truncate
	scsi: qla2xxx: Fix kernel crash when accessing port_speed sysfs file
	scsi: qla2xxx: Fix use after free in eh_abort path
	mmc: dw_mmc: Dont wait for DRTO on Write RSP error
	parisc: Fix ptrace check on syscall return
	tpm: Check for integer overflow in tpm2_map_response_body()
	firmware/psci: fix application of sizeof to pointer
	crypto: s5p-sss - Add error handling in s5p_aes_probe()
	media: ite-cir: IR receiver stop working after receive overflow
	media: ir-kbd-i2c: improve responsiveness of hauppauge zilog receivers
	media: v4l2-ioctl: Fix check_ext_ctrls
	ALSA: hda/realtek: Add quirk for Clevo PC70HS
	ALSA: hda/realtek: Add a quirk for Acer Spin SP513-54N
	ALSA: hda/realtek: Add quirk for ASUS UX550VE
	ALSA: hda/realtek: Add quirk for HP EliteBook 840 G7 mute LED
	ALSA: ua101: fix division by zero at probe
	ALSA: 6fire: fix control and bulk message timeouts
	ALSA: line6: fix control and interrupt message timeouts
	ALSA: usb-audio: Add registration quirk for JBL Quantum 400
	ALSA: synth: missing check for possible NULL after the call to kstrdup
	ALSA: timer: Fix use-after-free problem
	ALSA: timer: Unconditionally unlink slave instances, too
	fuse: fix page stealing
	x86/sme: Use #define USE_EARLY_PGTABLE_L5 in mem_encrypt_identity.c
	x86/cpu: Fix migration safety with X86_BUG_NULL_SEL
	x86/irq: Ensure PI wakeup handler is unregistered before module unload
	cavium: Return negative value when pci_alloc_irq_vectors() fails
	scsi: qla2xxx: Return -ENOMEM if kzalloc() fails
	scsi: qla2xxx: Fix unmap of already freed sgl
	cavium: Fix return values of the probe function
	sfc: Don't use netif_info before net_device setup
	hyperv/vmbus: include linux/bitops.h
	ARM: dts: sun7i: A20-olinuxino-lime2: Fix ethernet phy-mode
	reset: socfpga: add empty driver allowing consumers to probe
	mmc: winbond: don't build on M68K
	drm: panel-orientation-quirks: Add quirk for Aya Neo 2021
	bpf: Define bpf_jit_alloc_exec_limit for arm64 JIT
	bpf: Prevent increasing bpf_jit_limit above max
	xen/netfront: stop tx queues during live migration
	nvmet-tcp: fix a memory leak when releasing a queue
	spi: spl022: fix Microwire full duplex mode
	net: multicast: calculate csum of looped-back and forwarded packets
	watchdog: Fix OMAP watchdog early handling
	drm: panel-orientation-quirks: Add quirk for GPD Win3
	nvmet-tcp: fix header digest verification
	r8169: Add device 10ec:8162 to driver r8169
	vmxnet3: do not stop tx queues after netif_device_detach()
	nfp: bpf: relax prog rejection for mtu check through max_pkt_offset
	net/smc: Correct spelling mistake to TCPF_SYN_RECV
	btrfs: clear MISSING device status bit in btrfs_close_one_device
	btrfs: fix lost error handling when replaying directory deletes
	btrfs: call btrfs_check_rw_degradable only if there is a missing device
	ia64: kprobes: Fix to pass correct trampoline address to the handler
	hwmon: (pmbus/lm25066) Add offset coefficients
	regulator: s5m8767: do not use reset value as DVS voltage if GPIO DVS is disabled
	regulator: dt-bindings: samsung,s5m8767: correct s5m8767,pmic-buck-default-dvs-idx property
	EDAC/sb_edac: Fix top-of-high-memory value for Broadwell/Haswell
	mwifiex: fix division by zero in fw download path
	ath6kl: fix division by zero in send path
	ath6kl: fix control-message timeout
	ath10k: fix control-message timeout
	ath10k: fix division by zero in send path
	PCI: Mark Atheros QCA6174 to avoid bus reset
	rtl8187: fix control-message timeouts
	evm: mark evm_fixmode as __ro_after_init
	wcn36xx: Fix HT40 capability for 2Ghz band
	mwifiex: Read a PCI register after writing the TX ring write pointer
	libata: fix checking of DMA state
	wcn36xx: handle connection loss indication
	rsi: fix occasional initialisation failure with BT coex
	rsi: fix key enabled check causing unwanted encryption for vap_id > 0
	rsi: fix rate mask set leading to P2P failure
	rsi: Fix module dev_oper_mode parameter description
	RDMA/qedr: Fix NULL deref for query_qp on the GSI QP
	signal: Remove the bogus sigkill_pending in ptrace_stop
	signal/mips: Update (_save|_restore)_fp_context to fail with -EFAULT
	power: supply: max17042_battery: Prevent int underflow in set_soc_threshold
	power: supply: max17042_battery: use VFSOC for capacity when no rsns
	KVM: nVMX: Query current VMCS when determining if MSR bitmaps are in use
	can: j1939: j1939_tp_cmd_recv(): ignore abort message in the BAM transport
	can: j1939: j1939_can_recv(): ignore messages with invalid source address
	powerpc/85xx: Fix oops when mpc85xx_smp_guts_ids node cannot be found
	serial: core: Fix initializing and restoring termios speed
	ALSA: mixer: oss: Fix racy access to slots
	ALSA: mixer: fix deadlock in snd_mixer_oss_set_volume
	xen/balloon: add late_initcall_sync() for initial ballooning done
	PCI: pci-bridge-emul: Fix emulation of W1C bits
	PCI: aardvark: Do not clear status bits of masked interrupts
	PCI: aardvark: Fix checking for link up via LTSSM state
	PCI: aardvark: Do not unmask unused interrupts
	PCI: aardvark: Fix reporting Data Link Layer Link Active
	PCI: aardvark: Fix return value of MSI domain .alloc() method
	PCI: aardvark: Read all 16-bits from PCIE_MSI_PAYLOAD_REG
	quota: check block number when reading the block in quota file
	quota: correct error number in free_dqentry()
	pinctrl: core: fix possible memory leak in pinctrl_enable()
	iio: dac: ad5446: Fix ad5622_write() return value
	USB: serial: keyspan: fix memleak on probe errors
	USB: iowarrior: fix control-message timeouts
	USB: chipidea: fix interrupt deadlock
	dma-buf: WARN on dmabuf release with pending attachments
	drm: panel-orientation-quirks: Update the Lenovo Ideapad D330 quirk (v2)
	drm: panel-orientation-quirks: Add quirk for KD Kurio Smart C15200 2-in-1
	drm: panel-orientation-quirks: Add quirk for the Samsung Galaxy Book 10.6
	Bluetooth: sco: Fix lock_sock() blockage by memcpy_from_msg()
	Bluetooth: fix use-after-free error in lock_sock_nested()
	drm/panel-orientation-quirks: add Valve Steam Deck
	platform/x86: wmi: do not fail if disabling fails
	MIPS: lantiq: dma: add small delay after reset
	MIPS: lantiq: dma: reset correct number of channel
	locking/lockdep: Avoid RCU-induced noinstr fail
	net: sched: update default qdisc visibility after Tx queue cnt changes
	smackfs: Fix use-after-free in netlbl_catmap_walk()
	x86: Increase exception stack sizes
	mwifiex: Run SET_BSS_MODE when changing from P2P to STATION vif-type
	mwifiex: Properly initialize private structure on interface type changes
	ath10k: high latency fixes for beacon buffer
	media: mt9p031: Fix corrupted frame after restarting stream
	media: netup_unidvb: handle interrupt properly according to the firmware
	media: stm32: Potential NULL pointer dereference in dcmi_irq_thread()
	media: uvcvideo: Set capability in s_param
	media: uvcvideo: Return -EIO for control errors
	media: uvcvideo: Set unique vdev name based in type
	media: s5p-mfc: fix possible null-pointer dereference in s5p_mfc_probe()
	media: s5p-mfc: Add checking to s5p_mfc_probe().
	media: imx: set a media_device bus_info string
	media: mceusb: return without resubmitting URB in case of -EPROTO error.
	ia64: don't do IA64_CMPXCHG_DEBUG without CONFIG_PRINTK
	brcmfmac: Add DMI nvram filename quirk for Cyberbook T116 tablet
	media: rcar-csi2: Add checking to rcsi2_start_receiver()
	ipmi: Disable some operations during a panic
	ACPICA: Avoid evaluating methods too early during system resume
	media: ipu3-imgu: imgu_fmt: Handle properly try
	media: ipu3-imgu: VIDIOC_QUERYCAP: Fix bus_info
	media: usb: dvd-usb: fix uninit-value bug in dibusb_read_eeprom_byte()
	net-sysfs: try not to restart the syscall if it will fail eventually
	tracefs: Have tracefs directories not set OTH permission bits by default
	ath: dfs_pattern_detector: Fix possible null-pointer dereference in channel_detector_create()
	iov_iter: Fix iov_iter_get_pages{,_alloc} page fault return value
	ACPI: battery: Accept charges over the design capacity as full
	leaking_addresses: Always print a trailing newline
	memstick: r592: Fix a UAF bug when removing the driver
	lib/xz: Avoid overlapping memcpy() with invalid input with in-place decompression
	lib/xz: Validate the value before assigning it to an enum variable
	workqueue: make sysfs of unbound kworker cpumask more clever
	tracing/cfi: Fix cmp_entries_* functions signature mismatch
	mwl8k: Fix use-after-free in mwl8k_fw_state_machine()
	block: remove inaccurate requeue check
	nvmet: fix use-after-free when a port is removed
	nvmet-tcp: fix use-after-free when a port is removed
	nvme: drop scan_lock and always kick requeue list when removing namespaces
	PM: hibernate: Get block device exclusively in swsusp_check()
	selftests: kvm: fix mismatched fclose() after popen()
	iwlwifi: mvm: disable RX-diversity in powersave
	smackfs: use __GFP_NOFAIL for smk_cipso_doi()
	ARM: clang: Do not rely on lr register for stacktrace
	gre/sit: Don't generate link-local addr if addr_gen_mode is IN6_ADDR_GEN_MODE_NONE
	ARM: 9136/1: ARMv7-M uses BE-8, not BE-32
	vrf: run conntrack only in context of lower/physdev for locally generated packets
	net: annotate data-race in neigh_output()
	btrfs: do not take the uuid_mutex in btrfs_rm_device
	spi: bcm-qspi: Fix missing clk_disable_unprepare() on error in bcm_qspi_probe()
	x86/hyperv: Protect set_hv_tscchange_cb() against getting preempted
	parisc: fix warning in flush_tlb_all
	task_stack: Fix end_of_stack() for architectures with upwards-growing stack
	parisc/unwind: fix unwinder when CONFIG_64BIT is enabled
	parisc/kgdb: add kgdb_roundup() to make kgdb work with idle polling
	netfilter: conntrack: set on IPS_ASSURED if flows enters internal stream state
	selftests/bpf: Fix strobemeta selftest regression
	Bluetooth: fix init and cleanup of sco_conn.timeout_work
	rcu: Fix existing exp request check in sync_sched_exp_online_cleanup()
	drm/v3d: fix wait for TMU write combiner flush
	virtio-gpu: fix possible memory allocation failure
	net: net_namespace: Fix undefined member in key_remove_domain()
	cgroup: Make rebind_subsystems() disable v2 controllers all at once
	wilc1000: fix possible memory leak in cfg_scan_result()
	Bluetooth: btmtkuart: fix a memleak in mtk_hci_wmt_sync
	crypto: caam - disable pkc for non-E SoCs
	rxrpc: Fix _usecs_to_jiffies() by using usecs_to_jiffies()
	net: dsa: rtl8366rb: Fix off-by-one bug
	ath10k: Fix missing frame timestamp for beacon/probe-resp
	drm/amdgpu: fix warning for overflow check
	media: em28xx: add missing em28xx_close_extension
	media: cxd2880-spi: Fix a null pointer dereference on error handling path
	media: dvb-usb: fix ununit-value in az6027_rc_query
	media: TDA1997x: handle short reads of hdmi info frame.
	media: mtk-vpu: Fix a resource leak in the error handling path of 'mtk_vpu_probe()'
	media: radio-wl1273: Avoid card name truncation
	media: si470x: Avoid card name truncation
	media: tm6000: Avoid card name truncation
	media: cx23885: Fix snd_card_free call on null card pointer
	kprobes: Do not use local variable when creating debugfs file
	crypto: ecc - fix CRYPTO_DEFAULT_RNG dependency
	cpuidle: Fix kobject memory leaks in error paths
	media: em28xx: Don't use ops->suspend if it is NULL
	ath9k: Fix potential interrupt storm on queue reset
	EDAC/amd64: Handle three rank interleaving mode
	netfilter: nft_dynset: relax superfluous check on set updates
	media: dvb-frontends: mn88443x: Handle errors of clk_prepare_enable()
	crypto: qat - detect PFVF collision after ACK
	crypto: qat - disregard spurious PFVF interrupts
	hwrng: mtk - Force runtime pm ops for sleep ops
	b43legacy: fix a lower bounds test
	b43: fix a lower bounds test
	mmc: sdhci-omap: Fix NULL pointer exception if regulator is not configured
	memstick: avoid out-of-range warning
	memstick: jmb38x_ms: use appropriate free function in jmb38x_ms_alloc_host()
	net, neigh: Fix NTF_EXT_LEARNED in combination with NTF_USE
	hwmon: Fix possible memleak in __hwmon_device_register()
	hwmon: (pmbus/lm25066) Let compiler determine outer dimension of lm25066_coeff
	ath10k: fix max antenna gain unit
	drm/msm: uninitialized variable in msm_gem_import()
	net: stream: don't purge sk_error_queue in sk_stream_kill_queues()
	mmc: mxs-mmc: disable regulator on error and in the remove function
	block: ataflop: fix breakage introduced at blk-mq refactoring
	platform/x86: thinkpad_acpi: Fix bitwise vs. logical warning
	mt76: mt76x02: fix endianness warnings in mt76x02_mac.c
	rsi: stop thread firstly in rsi_91x_init() error handling
	mwifiex: Send DELBA requests according to spec
	phy: micrel: ksz8041nl: do not use power down mode
	nvme-rdma: fix error code in nvme_rdma_setup_ctrl
	PM: hibernate: fix sparse warnings
	clocksource/drivers/timer-ti-dm: Select TIMER_OF
	drm/msm: Fix potential NULL dereference in DPU SSPP
	smackfs: use netlbl_cfg_cipsov4_del() for deleting cipso_v4_doi
	libbpf: Fix BTF data layout checks and allow empty BTF
	s390/gmap: don't unconditionally call pte_unmap_unlock() in __gmap_zap()
	irq: mips: avoid nested irq_enter()
	tcp: don't free a FIN sk_buff in tcp_remove_empty_skb()
	samples/kretprobes: Fix return value if register_kretprobe() failed
	KVM: s390: Fix handle_sske page fault handling
	libertas_tf: Fix possible memory leak in probe and disconnect
	libertas: Fix possible memory leak in probe and disconnect
	wcn36xx: add proper DMA memory barriers in rx path
	drm/amdgpu/gmc6: fix DMA mask from 44 to 40 bits
	net: amd-xgbe: Toggle PLL settings during rate change
	net: phylink: avoid mvneta warning when setting pause parameters
	crypto: pcrypt - Delay write to padata->info
	selftests/bpf: Fix fclose/pclose mismatch in test_progs
	udp6: allow SO_MARK ctrl msg to affect routing
	ibmvnic: don't stop queue in xmit
	ibmvnic: Process crqs after enabling interrupts
	RDMA/rxe: Fix wrong port_cap_flags
	clk: mvebu: ap-cpu-clk: Fix a memory leak in error handling paths
	ARM: s3c: irq-s3c24xx: Fix return value check for s3c24xx_init_intc()
	arm64: dts: rockchip: Fix GPU register width for RK3328
	ARM: dts: qcom: msm8974: Add xo_board reference clock to DSI0 PHY
	RDMA/bnxt_re: Fix query SRQ failure
	arm64: dts: meson-g12a: Fix the pwm regulator supply properties
	ARM: dts: at91: tse850: the emac<->phy interface is rmii
	scsi: dc395: Fix error case unwinding
	MIPS: loongson64: make CPU_LOONGSON64 depends on MIPS_FP_SUPPORT
	JFS: fix memleak in jfs_mount
	ALSA: hda: Reduce udelay() at SKL+ position reporting
	arm: dts: omap3-gta04a4: accelerometer irq fix
	soc/tegra: Fix an error handling path in tegra_powergate_power_up()
	memory: fsl_ifc: fix leak of irq and nand_irq in fsl_ifc_ctrl_probe
	clk: at91: check pmc node status before registering syscore ops
	video: fbdev: chipsfb: use memset_io() instead of memset()
	serial: 8250_dw: Drop wrong use of ACPI_PTR()
	usb: gadget: hid: fix error code in do_config()
	power: supply: rt5033_battery: Change voltage values to µV
	scsi: csiostor: Uninitialized data in csio_ln_vnp_read_cbfn()
	RDMA/mlx4: Return missed an error if device doesn't support steering
	staging: ks7010: select CRYPTO_HASH/CRYPTO_MICHAEL_MIC
	ARM: dts: stm32: fix SAI sub nodes register range
	ASoC: cs42l42: Correct some register default values
	ASoC: cs42l42: Defer probe if request_threaded_irq() returns EPROBE_DEFER
	phy: qcom-qusb2: Fix a memory leak on probe
	serial: xilinx_uartps: Fix race condition causing stuck TX
	HID: u2fzero: clarify error check and length calculations
	HID: u2fzero: properly handle timeouts in usb_submit_urb
	powerpc/44x/fsp2: add missing of_node_put
	mips: cm: Convert to bitfield API to fix out-of-bounds access
	power: supply: bq27xxx: Fix kernel crash on IRQ handler register error
	apparmor: fix error check
	rpmsg: Fix rpmsg_create_ept return when RPMSG config is not defined
	pnfs/flexfiles: Fix misplaced barrier in nfs4_ff_layout_prepare_ds
	drm/plane-helper: fix uninitialized variable reference
	PCI: aardvark: Don't spam about PIO Response Status
	PCI: aardvark: Fix preserving PCI_EXP_RTCTL_CRSSVE flag on emulated bridge
	opp: Fix return in _opp_add_static_v2()
	NFS: Fix deadlocks in nfs_scan_commit_list()
	fs: orangefs: fix error return code of orangefs_revalidate_lookup()
	mtd: spi-nor: hisi-sfc: Remove excessive clk_disable_unprepare()
	mtd: core: don't remove debugfs directory if device is in use
	dmaengine: at_xdmac: fix AT_XDMAC_CC_PERID() macro
	auxdisplay: img-ascii-lcd: Fix lock-up when displaying empty string
	auxdisplay: ht16k33: Connect backlight to fbdev
	auxdisplay: ht16k33: Fix frame buffer device blanking
	soc: fsl: dpaa2-console: free buffer before returning from dpaa2_console_read
	netfilter: nfnetlink_queue: fix OOB when mac header was cleared
	dmaengine: dmaengine_desc_callback_valid(): Check for `callback_result`
	signal/sh: Use force_sig(SIGKILL) instead of do_group_exit(SIGKILL)
	m68k: set a default value for MEMORY_RESERVE
	watchdog: f71808e_wdt: fix inaccurate report in WDIOC_GETTIMEOUT
	ar7: fix kernel builds for compiler test
	scsi: qla2xxx: Fix gnl list corruption
	scsi: qla2xxx: Turn off target reset during issue_lip
	NFSv4: Fix a regression in nfs_set_open_stateid_locked()
	i2c: xlr: Fix a resource leak in the error handling path of 'xlr_i2c_probe()'
	xen-pciback: Fix return in pm_ctrl_init()
	net: davinci_emac: Fix interrupt pacing disable
	net: vlan: fix a UAF in vlan_dev_real_dev()
	ACPI: PMIC: Fix intel_pmic_regs_handler() read accesses
	bonding: Fix a use-after-free problem when bond_sysfs_slave_add() failed
	mm/zsmalloc.c: close race window between zs_pool_dec_isolated() and zs_unregister_migration()
	zram: off by one in read_block_state()
	perf bpf: Add missing free to bpf_event__print_bpf_prog_info()
	llc: fix out-of-bound array index in llc_sk_dev_hash()
	nfc: pn533: Fix double free when pn533_fill_fragment_skbs() fails
	arm64: pgtable: make __pte_to_phys/__phys_to_pte_val inline functions
	bpf: sockmap, strparser, and tls are reusing qdisc_skb_cb and colliding
	net/sched: sch_taprio: fix undefined behavior in ktime_mono_to_any
	net: hns3: allow configure ETS bandwidth of all TCs
	vsock: prevent unnecessary refcnt inc for nonblocking connect
	net/smc: fix sk_refcnt underflow on linkdown and fallback
	cxgb4: fix eeprom len when diagnostics not implemented
	selftests/net: udpgso_bench_rx: fix port argument
	ARM: 9155/1: fix early early_iounmap()
	ARM: 9156/1: drop cc-option fallbacks for architecture selection
	parisc: Fix backtrace to always include init funtion names
	parisc: Fix set_fixmap() on PA1.x CPUs
	irqchip/sifive-plic: Fixup EOI failed when masked
	f2fs: should use GFP_NOFS for directory inodes
	net, neigh: Enable state migration between NUD_PERMANENT and NTF_USE
	9p/net: fix missing error check in p9_check_errors
	ovl: fix deadlock in splice write
	powerpc/lib: Add helper to check if offset is within conditional branch range
	powerpc/bpf: Validate branch ranges
	powerpc/bpf: Fix BPF_SUB when imm == 0x80000000
	powerpc/security: Add a helper to query stf_barrier type
	powerpc/bpf: Emit stf barrier instruction sequences for BPF_NOSPEC
	mm, oom: pagefault_out_of_memory: don't force global OOM for dying tasks
	mm, oom: do not trigger out_of_memory from the #PF
	video: backlight: Drop maximum brightness override for brightness zero
	s390/cio: check the subchannel validity for dev_busid
	s390/tape: fix timer initialization in tape_std_assign()
	s390/cio: make ccw_device_dma_* more robust
	powerpc/powernv/prd: Unregister OPAL_MSG_PRD2 notifier during module unload
	PCI: Add PCI_EXP_DEVCTL_PAYLOAD_* macros
	SUNRPC: Partial revert of commit 6f9f17287e78
	ath10k: fix invalid dma_addr_t token assignment
	selftests/bpf: Fix also no-alu32 strobemeta selftest
	Linux 5.4.160

Note, binder* patches were manually reverted as part of this merge, they
are not present in this merge point at all.

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: I1fb759dd89408adbe9b9ac1527af51bfdc4059de
2021-11-17 10:19:21 +01:00
Jens Axboe
1ec1ca2be9 block: remove inaccurate requeue check
[ Upstream commit 037057a5a979c7eeb2ee5d12cf4c24b805192c75 ]

This check is meant to catch cases where a requeue is attempted on a
request that is still inserted. It's never really been useful to catch any
misuse, and now it's actively wrong. Outside of that, this should not be a
BUG_ON() to begin with.

Remove the check as it's now causing active harm, as requeue off the plug
path will trigger it even though the request state is just fine.

Reported-by: Yi Zhang <yi.zhang@redhat.com>
Link: https://lore.kernel.org/linux-block/CAHj4cs80zAUc2grnCZ015-2Rvd-=gXRfB_dFKy=RTm+wRo09HQ@mail.gmail.com/
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2021-11-17 09:48:31 +01:00
Greg Kroah-Hartman
0454b0c925 This is the 5.4.151 stable release
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Merge 5.4.151 into android11-5.4-lts

Changes in 5.4.151
	tty: Fix out-of-bound vmalloc access in imageblit
	cpufreq: schedutil: Use kobject release() method to free sugov_tunables
	cpufreq: schedutil: Destroy mutex before kobject_put() frees the memory
	usb: cdns3: fix race condition before setting doorbell
	fs-verity: fix signed integer overflow with i_size near S64_MAX
	hwmon: (w83793) Fix NULL pointer dereference by removing unnecessary structure field
	hwmon: (w83792d) Fix NULL pointer dereference by removing unnecessary structure field
	hwmon: (w83791d) Fix NULL pointer dereference by removing unnecessary structure field
	scsi: ufs: Fix illegal offset in UPIU event trace
	mac80211: fix use-after-free in CCMP/GCMP RX
	x86/kvmclock: Move this_cpu_pvti into kvmclock.h
	drm/amd/display: Pass PCI deviceid into DC
	ipvs: check that ip_vs_conn_tab_bits is between 8 and 20
	hwmon: (mlxreg-fan) Return non-zero value when fan current state is enforced from sysfs
	mac80211: Fix ieee80211_amsdu_aggregate frag_tail bug
	mac80211: limit injected vht mcs/nss in ieee80211_parse_tx_radiotap
	mac80211: mesh: fix potentially unaligned access
	mac80211-hwsim: fix late beacon hrtimer handling
	sctp: break out if skb_header_pointer returns NULL in sctp_rcv_ootb
	hwmon: (tmp421) report /PVLD condition as fault
	hwmon: (tmp421) fix rounding for negative values
	net: ipv4: Fix rtnexthop len when RTA_FLOW is present
	e100: fix length calculation in e100_get_regs_len
	e100: fix buffer overrun in e100_get_regs
	selftests, bpf: test_lwt_ip_encap: Really disable rp_filter
	Revert "block, bfq: honor already-setup queue merges"
	scsi: csiostor: Add module softdep on cxgb4
	net: hns3: do not allow call hns3_nic_net_open repeatedly
	net: sched: flower: protect fl_walk() with rcu
	af_unix: fix races in sk_peer_pid and sk_peer_cred accesses
	perf/x86/intel: Update event constraints for ICX
	elf: don't use MAP_FIXED_NOREPLACE for elf interpreter mappings
	debugfs: debugfs_create_file_size(): use IS_ERR to check for error
	ipack: ipoctal: fix stack information leak
	ipack: ipoctal: fix tty registration race
	ipack: ipoctal: fix tty-registration error handling
	ipack: ipoctal: fix missing allocation-failure check
	ipack: ipoctal: fix module reference leak
	ext4: fix loff_t overflow in ext4_max_bitmap_size()
	ext4: fix reserved space counter leakage
	ext4: fix potential infinite loop in ext4_dx_readdir()
	HID: u2fzero: ignore incomplete packets without data
	net: udp: annotate data race around udp_sk(sk)->corkflag
	net: stmmac: don't attach interface until resume finishes
	PCI: Fix pci_host_bridge struct device release/free handling
	libnvdimm/pmem: Fix crash triggered when I/O in-flight during unbind
	hso: fix bailout in error case of probe
	usb: hso: fix error handling code of hso_create_net_device
	usb: hso: remove the bailout parameter
	crypto: ccp - fix resource leaks in ccp_run_aes_gcm_cmd()
	HID: betop: fix slab-out-of-bounds Write in betop_probe
	netfilter: ipset: Fix oversized kvmalloc() calls
	HID: usbhid: free raw_report buffers in usbhid_stop
	Linux 5.4.151

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: Ia17e8c3652557ea19539a107c146bf74f17902b9
2021-10-06 15:51:50 +02:00
Jens Axboe
1b6ccfcec6 Revert "block, bfq: honor already-setup queue merges"
[ Upstream commit ebc69e897e17373fbe1daaff1debaa77583a5284 ]

This reverts commit 2d52c58b9c9bdae0ca3df6a1eab5745ab3f7d80b.

We have had several folks complain that this causes hangs for them, which
is especially problematic as the commit has also hit stable already.

As no resolution seems to be forthcoming right now, revert the patch.

Link: https://bugzilla.kernel.org/show_bug.cgi?id=214503
Fixes: 2d52c58b9c9b ("block, bfq: honor already-setup queue merges")
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2021-10-06 15:42:34 +02:00
Greg Kroah-Hartman
ec298edf02 This is the 5.4.150 stable release
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Merge 5.4.150 into android11-5.4-lts

Changes in 5.4.150
	ocfs2: drop acl cache for directories too
	usb: gadget: r8a66597: fix a loop in set_feature()
	usb: dwc2: gadget: Fix ISOC flow for BDMA and Slave
	usb: dwc2: gadget: Fix ISOC transfer complete handling for DDMA
	usb: musb: tusb6010: uninitialized data in tusb_fifo_write_unaligned()
	cifs: fix incorrect check for null pointer in header_assemble
	xen/x86: fix PV trap handling on secondary processors
	usb-storage: Add quirk for ScanLogic SL11R-IDE older than 2.6c
	USB: serial: cp210x: add ID for GW Instek GDM-834x Digital Multimeter
	USB: cdc-acm: fix minor-number release
	binder: make sure fd closes complete
	staging: greybus: uart: fix tty use after free
	Re-enable UAS for LaCie Rugged USB3-FW with fk quirk
	usb: core: hcd: Add support for deferring roothub registration
	USB: serial: mos7840: remove duplicated 0xac24 device ID
	USB: serial: option: add Telit LN920 compositions
	USB: serial: option: remove duplicate USB device ID
	USB: serial: option: add device id for Foxconn T99W265
	mcb: fix error handling in mcb_alloc_bus()
	erofs: fix up erofs_lookup tracepoint
	btrfs: prevent __btrfs_dump_space_info() to underflow its free space
	xhci: Set HCD flag to defer primary roothub registration
	serial: mvebu-uart: fix driver's tx_empty callback
	net: hso: fix muxed tty registration
	afs: Fix incorrect triggering of sillyrename on 3rd-party invalidation
	platform/x86/intel: punit_ipc: Drop wrong use of ACPI_PTR()
	enetc: Fix illegal access when reading affinity_hint
	bnxt_en: Fix TX timeout when TX ring size is set to the smallest
	net/smc: add missing error check in smc_clc_prfx_set()
	gpio: uniphier: Fix void functions to remove return value
	qed: rdma - don't wait for resources under hw error recovery flow
	net/mlx4_en: Don't allow aRFS for encapsulated packets
	scsi: iscsi: Adjust iface sysfs attr detection
	tty: synclink_gt, drop unneeded forward declarations
	tty: synclink_gt: rename a conflicting function name
	fpga: machxo2-spi: Return an error on failure
	fpga: machxo2-spi: Fix missing error code in machxo2_write_complete()
	thermal/core: Potential buffer overflow in thermal_build_list_of_policies()
	cifs: fix a sign extension bug
	scsi: qla2xxx: Restore initiator in dual mode
	scsi: lpfc: Use correct scnprintf() limit
	irqchip/goldfish-pic: Select GENERIC_IRQ_CHIP to fix build
	irqchip/gic-v3-its: Fix potential VPE leak on error
	md: fix a lock order reversal in md_alloc
	blktrace: Fix uaf in blk_trace access after removing by sysfs
	net: macb: fix use after free on rmmod
	net: stmmac: allow CSR clock of 300MHz
	m68k: Double cast io functions to unsigned long
	ipv6: delay fib6_sernum increase in fib6_add
	bpf: Add oversize check before call kvcalloc()
	xen/balloon: use a kernel thread instead a workqueue
	nvme-multipath: fix ANA state updates when a namespace is not present
	sparc32: page align size in arch_dma_alloc
	blk-cgroup: fix UAF by grabbing blkcg lock before destroying blkg pd
	compiler.h: Introduce absolute_pointer macro
	net: i825xx: Use absolute_pointer for memcpy from fixed memory location
	sparc: avoid stringop-overread errors
	qnx4: avoid stringop-overread errors
	parisc: Use absolute_pointer() to define PAGE0
	arm64: Mark __stack_chk_guard as __ro_after_init
	alpha: Declare virt_to_phys and virt_to_bus parameter as pointer to volatile
	net: 6pack: Fix tx timeout and slot time
	spi: Fix tegra20 build with CONFIG_PM=n
	EDAC/synopsys: Fix wrong value type assignment for edac_mode
	thermal/drivers/int340x: Do not set a wrong tcc offset on resume
	arm64: dts: marvell: armada-37xx: Extend PCIe MEM space
	xen/balloon: fix balloon kthread freezing
	qnx4: work around gcc false positive warning bug
	Linux 5.4.150

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: I779eab319e88381a228b9956ce1d2d45d76f2d2c
2021-10-01 14:08:40 +02:00
Greg Kroah-Hartman
2abce4ec2a Merge 5.4.149 into android11-5.4-lts
Changes in 5.4.149
	PCI: pci-bridge-emul: Fix big-endian support
	PCI: aardvark: Indicate error in 'val' when config read fails
	PCI: pci-bridge-emul: Add PCIe Root Capabilities Register
	PCI: aardvark: Fix reporting CRS value
	PCI/ACPI: Add Ampere Altra SOC MCFG quirk
	KVM: remember position in kvm->vcpus array
	console: consume APC, DM, DCS
	s390/pci_mmio: fully validate the VMA before calling follow_pte()
	ARM: Qualify enabling of swiotlb_init()
	apparmor: remove duplicate macro list_entry_is_head()
	ARM: 9077/1: PLT: Move struct plt_entries definition to header
	ARM: 9078/1: Add warn suppress parameter to arm_gen_branch_link()
	ARM: 9079/1: ftrace: Add MODULE_PLTS support
	ARM: 9098/1: ftrace: MODULE_PLT: Fix build problem without DYNAMIC_FTRACE
	sctp: validate chunk size in __rcv_asconf_lookup
	sctp: add param size validation for SCTP_PARAM_SET_PRIMARY
	staging: rtl8192u: Fix bitwise vs logical operator in TranslateRxSignalStuff819xUsb()
	um: virtio_uml: fix memory leak on init failures
	dmaengine: acpi: Avoid comparison GSI with Linux vIRQ
	thermal/drivers/exynos: Fix an error code in exynos_tmu_probe()
	9p/trans_virtio: Remove sysfs file on probe failure
	prctl: allow to setup brk for et_dyn executables
	nilfs2: use refcount_dec_and_lock() to fix potential UAF
	profiling: fix shift-out-of-bounds bugs
	pwm: lpc32xx: Don't modify HW state in .probe() after the PWM chip was registered
	phy: avoid unnecessary link-up delay in polling mode
	net: stmmac: reset Tx desc base address before restarting Tx
	Kconfig.debug: drop selecting non-existing HARDLOCKUP_DETECTOR_ARCH
	thermal/core: Fix thermal_cooling_device_register() prototype
	drivers: base: cacheinfo: Get rid of DEFINE_SMP_CALL_CACHE_FUNCTION()
	parisc: Move pci_dev_is_behind_card_dino to where it is used
	dmaengine: sprd: Add missing MODULE_DEVICE_TABLE
	dmaengine: ioat: depends on !UML
	dmaengine: xilinx_dma: Set DMA mask for coherent APIs
	ceph: request Fw caps before updating the mtime in ceph_write_iter
	ceph: lockdep annotations for try_nonblocking_invalidate
	btrfs: fix lockdep warning while mounting sprout fs
	nilfs2: fix memory leak in nilfs_sysfs_create_device_group
	nilfs2: fix NULL pointer in nilfs_##name##_attr_release
	nilfs2: fix memory leak in nilfs_sysfs_create_##name##_group
	nilfs2: fix memory leak in nilfs_sysfs_delete_##name##_group
	nilfs2: fix memory leak in nilfs_sysfs_create_snapshot_group
	nilfs2: fix memory leak in nilfs_sysfs_delete_snapshot_group
	pwm: img: Don't modify HW state in .remove() callback
	pwm: rockchip: Don't modify HW state in .remove() callback
	pwm: stm32-lp: Don't modify HW state in .remove() callback
	blk-throttle: fix UAF by deleteing timer in blk_throtl_exit()
	rtc: rx8010: select REGMAP_I2C
	drm/nouveau/nvkm: Replace -ENOSYS with -ENODEV
	Linux 5.4.149

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: Ic55297fb43e33c9ff518898479a7313aafeb9375
2021-10-01 14:07:54 +02:00
Li Jinlin
d12ddd843f blk-cgroup: fix UAF by grabbing blkcg lock before destroying blkg pd
[ Upstream commit 858560b27645e7e97aca37ee8f232cccd658fbd2 ]

KASAN reports a use-after-free report when doing fuzz test:

[693354.104835] ==================================================================
[693354.105094] BUG: KASAN: use-after-free in bfq_io_set_weight_legacy+0xd3/0x160
[693354.105336] Read of size 4 at addr ffff888be0a35664 by task sh/1453338

[693354.105607] CPU: 41 PID: 1453338 Comm: sh Kdump: loaded Not tainted 4.18.0-147
[693354.105610] Hardware name: Huawei 2288H V5/BC11SPSCB0, BIOS 0.81 07/02/2018
[693354.105612] Call Trace:
[693354.105621]  dump_stack+0xf1/0x19b
[693354.105626]  ? show_regs_print_info+0x5/0x5
[693354.105634]  ? printk+0x9c/0xc3
[693354.105638]  ? cpumask_weight+0x1f/0x1f
[693354.105648]  print_address_description+0x70/0x360
[693354.105654]  kasan_report+0x1b2/0x330
[693354.105659]  ? bfq_io_set_weight_legacy+0xd3/0x160
[693354.105665]  ? bfq_io_set_weight_legacy+0xd3/0x160
[693354.105670]  bfq_io_set_weight_legacy+0xd3/0x160
[693354.105675]  ? bfq_cpd_init+0x20/0x20
[693354.105683]  cgroup_file_write+0x3aa/0x510
[693354.105693]  ? ___slab_alloc+0x507/0x540
[693354.105698]  ? cgroup_file_poll+0x60/0x60
[693354.105702]  ? 0xffffffff89600000
[693354.105708]  ? usercopy_abort+0x90/0x90
[693354.105716]  ? mutex_lock+0xef/0x180
[693354.105726]  kernfs_fop_write+0x1ab/0x280
[693354.105732]  ? cgroup_file_poll+0x60/0x60
[693354.105738]  vfs_write+0xe7/0x230
[693354.105744]  ksys_write+0xb0/0x140
[693354.105749]  ? __ia32_sys_read+0x50/0x50
[693354.105760]  do_syscall_64+0x112/0x370
[693354.105766]  ? syscall_return_slowpath+0x260/0x260
[693354.105772]  ? do_page_fault+0x9b/0x270
[693354.105779]  ? prepare_exit_to_usermode+0xf9/0x1a0
[693354.105784]  ? enter_from_user_mode+0x30/0x30
[693354.105793]  entry_SYSCALL_64_after_hwframe+0x65/0xca

[693354.105875] Allocated by task 1453337:
[693354.106001]  kasan_kmalloc+0xa0/0xd0
[693354.106006]  kmem_cache_alloc_node_trace+0x108/0x220
[693354.106010]  bfq_pd_alloc+0x96/0x120
[693354.106015]  blkcg_activate_policy+0x1b7/0x2b0
[693354.106020]  bfq_create_group_hierarchy+0x1e/0x80
[693354.106026]  bfq_init_queue+0x678/0x8c0
[693354.106031]  blk_mq_init_sched+0x1f8/0x460
[693354.106037]  elevator_switch_mq+0xe1/0x240
[693354.106041]  elevator_switch+0x25/0x40
[693354.106045]  elv_iosched_store+0x1a1/0x230
[693354.106049]  queue_attr_store+0x78/0xb0
[693354.106053]  kernfs_fop_write+0x1ab/0x280
[693354.106056]  vfs_write+0xe7/0x230
[693354.106060]  ksys_write+0xb0/0x140
[693354.106064]  do_syscall_64+0x112/0x370
[693354.106069]  entry_SYSCALL_64_after_hwframe+0x65/0xca

[693354.106114] Freed by task 1453336:
[693354.106225]  __kasan_slab_free+0x130/0x180
[693354.106229]  kfree+0x90/0x1b0
[693354.106233]  blkcg_deactivate_policy+0x12c/0x220
[693354.106238]  bfq_exit_queue+0xf5/0x110
[693354.106241]  blk_mq_exit_sched+0x104/0x130
[693354.106245]  __elevator_exit+0x45/0x60
[693354.106249]  elevator_switch_mq+0xd6/0x240
[693354.106253]  elevator_switch+0x25/0x40
[693354.106257]  elv_iosched_store+0x1a1/0x230
[693354.106261]  queue_attr_store+0x78/0xb0
[693354.106264]  kernfs_fop_write+0x1ab/0x280
[693354.106268]  vfs_write+0xe7/0x230
[693354.106271]  ksys_write+0xb0/0x140
[693354.106275]  do_syscall_64+0x112/0x370
[693354.106280]  entry_SYSCALL_64_after_hwframe+0x65/0xca

[693354.106329] The buggy address belongs to the object at ffff888be0a35580
                 which belongs to the cache kmalloc-1k of size 1024
[693354.106736] The buggy address is located 228 bytes inside of
                 1024-byte region [ffff888be0a35580, ffff888be0a35980)
[693354.107114] The buggy address belongs to the page:
[693354.107273] page:ffffea002f828c00 count:1 mapcount:0 mapping:ffff888107c17080 index:0x0 compound_mapcount: 0
[693354.107606] flags: 0x17ffffc0008100(slab|head)
[693354.107760] raw: 0017ffffc0008100 ffffea002fcbc808 ffffea0030bd3a08 ffff888107c17080
[693354.108020] raw: 0000000000000000 00000000001c001c 00000001ffffffff 0000000000000000
[693354.108278] page dumped because: kasan: bad access detected

[693354.108511] Memory state around the buggy address:
[693354.108671]  ffff888be0a35500: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[693354.116396]  ffff888be0a35580: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[693354.124473] >ffff888be0a35600: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[693354.132421]                                                        ^
[693354.140284]  ffff888be0a35680: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[693354.147912]  ffff888be0a35700: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[693354.155281] ==================================================================

blkgs are protected by both queue and blkcg locks and holding
either should stabilize them. However, the path of destroying
blkg policy data is only protected by queue lock in
blkcg_activate_policy()/blkcg_deactivate_policy(). Other tasks
can get the blkg policy data before the blkg policy data is
destroyed, and use it after destroyed, which will result in a
use-after-free.

CPU0                             CPU1
blkcg_deactivate_policy
  spin_lock_irq(&q->queue_lock)
                                 bfq_io_set_weight_legacy
                                   spin_lock_irq(&blkcg->lock)
                                   blkg_to_bfqg(blkg)
                                     pd_to_bfqg(blkg->pd[pol->plid])
                                     ^^^^^^blkg->pd[pol->plid] != NULL
                                           bfqg != NULL
  pol->pd_free_fn(blkg->pd[pol->plid])
    pd_to_bfqg(blkg->pd[pol->plid])
    bfqg_put(bfqg)
      kfree(bfqg)
  blkg->pd[pol->plid] = NULL
  spin_unlock_irq(q->queue_lock);
                                   bfq_group_set_weight(bfqg, val, 0)
                                     bfqg->entity.new_weight
                                     ^^^^^^trigger uaf here
                                   spin_unlock_irq(&blkcg->lock);

Fix by grabbing the matching blkcg lock before trying to
destroy blkg policy data.

Suggested-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Li Jinlin <lijinlin3@huawei.com>
Acked-by: Tejun Heo <tj@kernel.org>
Link: https://lore.kernel.org/r/20210914042605.3260596-1-lijinlin3@huawei.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2021-09-30 10:09:25 +02:00
Li Jinlin
43832bf763 blk-throttle: fix UAF by deleteing timer in blk_throtl_exit()
[ Upstream commit 884f0e84f1e3195b801319c8ec3d5774e9bf2710 ]

The pending timer has been set up in blk_throtl_init(). However, the
timer is not deleted in blk_throtl_exit(). This means that the timer
handler may still be running after freeing the timer, which would
result in a use-after-free.

Fix by calling del_timer_sync() to delete the timer in blk_throtl_exit().

Signed-off-by: Li Jinlin <lijinlin3@huawei.com>
Link: https://lore.kernel.org/r/20210907121242.2885564-1-lijinlin3@huawei.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2021-09-26 14:07:13 +02:00
Greg Kroah-Hartman
c4f92aff87 This is the 5.4.148 stable release
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Merge 5.4.148 into android11-5.4-lts

Changes in 5.4.148
	rtc: tps65910: Correct driver module alias
	btrfs: wake up async_delalloc_pages waiters after submit
	btrfs: reset replace target device to allocation state on close
	blk-zoned: allow zone management send operations without CAP_SYS_ADMIN
	blk-zoned: allow BLKREPORTZONE without CAP_SYS_ADMIN
	PCI/MSI: Skip masking MSI-X on Xen PV
	powerpc/perf/hv-gpci: Fix counter value parsing
	xen: fix setting of max_pfn in shared_info
	include/linux/list.h: add a macro to test if entry is pointing to the head
	9p/xen: Fix end of loop tests for list_for_each_entry
	tools/thermal/tmon: Add cross compiling support
	pinctrl: stmfx: Fix hazardous u8[] to unsigned long cast
	pinctrl: ingenic: Fix incorrect pull up/down info
	soc: qcom: aoss: Fix the out of bound usage of cooling_devs
	soc: aspeed: lpc-ctrl: Fix boundary check for mmap
	soc: aspeed: p2a-ctrl: Fix boundary check for mmap
	arm64: head: avoid over-mapping in map_memory
	crypto: public_key: fix overflow during implicit conversion
	block: bfq: fix bfq_set_next_ioprio_data()
	power: supply: max17042: handle fails of reading status register
	dm crypt: Avoid percpu_counter spinlock contention in crypt_page_alloc()
	VMCI: fix NULL pointer dereference when unmapping queue pair
	media: uvc: don't do DMA on stack
	media: rc-loopback: return number of emitters rather than error
	Revert "dmaengine: imx-sdma: refine to load context only once"
	dmaengine: imx-sdma: remove duplicated sdma_load_context
	libata: add ATA_HORKAGE_NO_NCQ_TRIM for Samsung 860 and 870 SSDs
	ARM: 9105/1: atags_to_fdt: don't warn about stack size
	PCI/portdrv: Enable Bandwidth Notification only if port supports it
	PCI: Restrict ASMedia ASM1062 SATA Max Payload Size Supported
	PCI: Return ~0 data on pciconfig_read() CAP_SYS_ADMIN failure
	PCI: xilinx-nwl: Enable the clock through CCF
	PCI: aardvark: Fix checking for PIO status
	PCI: aardvark: Increase polling delay to 1.5s while waiting for PIO response
	PCI: aardvark: Fix masking and unmasking legacy INTx interrupts
	HID: input: do not report stylus battery state as "full"
	f2fs: quota: fix potential deadlock
	scsi: bsg: Remove support for SCSI_IOCTL_SEND_COMMAND
	IB/hfi1: Adjust pkey entry in index 0
	RDMA/iwcm: Release resources if iw_cm module initialization fails
	docs: Fix infiniband uverbs minor number
	pinctrl: samsung: Fix pinctrl bank pin count
	vfio: Use config not menuconfig for VFIO_NOIOMMU
	powerpc/stacktrace: Include linux/delay.h
	RDMA/efa: Remove double QP type assignment
	f2fs: show f2fs instance in printk_ratelimited
	f2fs: reduce the scope of setting fsck tag when de->name_len is zero
	openrisc: don't printk() unconditionally
	dma-debug: fix debugfs initialization order
	SUNRPC: Fix potential memory corruption
	scsi: fdomain: Fix error return code in fdomain_probe()
	pinctrl: single: Fix error return code in pcs_parse_bits_in_pinctrl_entry()
	scsi: smartpqi: Fix an error code in pqi_get_raid_map()
	scsi: qedi: Fix error codes in qedi_alloc_global_queues()
	scsi: qedf: Fix error codes in qedf_alloc_global_queues()
	powerpc/config: Renable MTD_PHYSMAP_OF
	scsi: target: avoid per-loop XCOPY buffer allocations
	HID: i2c-hid: Fix Elan touchpad regression
	KVM: PPC: Book3S HV Nested: Reflect guest PMU in-use to L0 when guest SPRs are live
	platform/x86: dell-smbios-wmi: Add missing kfree in error-exit from run_smbios_call
	fscache: Fix cookie key hashing
	clk: at91: sam9x60: Don't use audio PLL
	clk: at91: clk-generated: pass the id of changeable parent at registration
	clk: at91: clk-generated: Limit the requested rate to our range
	KVM: PPC: Fix clearing never mapped TCEs in realmode
	f2fs: fix to account missing .skipped_gc_rwsem
	f2fs: fix unexpected ENOENT comes from f2fs_map_blocks()
	f2fs: fix to unmap pages from userspace process in punch_hole()
	MIPS: Malta: fix alignment of the devicetree buffer
	kbuild: Fix 'no symbols' warning when CONFIG_TRIM_UNUSD_KSYMS=y
	userfaultfd: prevent concurrent API initialization
	drm/amdgpu: Fix amdgpu_ras_eeprom_init()
	ASoC: atmel: ATMEL drivers don't need HAS_DMA
	media: dib8000: rewrite the init prbs logic
	crypto: mxs-dcp - Use sg_mapping_iter to copy data
	PCI: Use pci_update_current_state() in pci_enable_device_flags()
	tipc: keep the skb in rcv queue until the whole data is read
	iio: dac: ad5624r: Fix incorrect handling of an optional regulator.
	iavf: do not override the adapter state in the watchdog task
	iavf: fix locking of critical sections
	ARM: dts: qcom: apq8064: correct clock names
	video: fbdev: kyro: fix a DoS bug by restricting user input
	netlink: Deal with ESRCH error in nlmsg_notify()
	Smack: Fix wrong semantics in smk_access_entry()
	drm: avoid blocking in drm_clients_info's rcu section
	igc: Check if num of q_vectors is smaller than max before array access
	usb: host: fotg210: fix the endpoint's transactional opportunities calculation
	usb: host: fotg210: fix the actual_length of an iso packet
	usb: gadget: u_ether: fix a potential null pointer dereference
	USB: EHCI: ehci-mv: improve error handling in mv_ehci_enable()
	usb: gadget: composite: Allow bMaxPower=0 if self-powered
	staging: board: Fix uninitialized spinlock when attaching genpd
	tty: serial: jsm: hold port lock when reporting modem line changes
	drm/amd/display: Fix timer_per_pixel unit error
	drm/amd/amdgpu: Update debugfs link_settings output link_rate field in hex
	bpf/tests: Fix copy-and-paste error in double word test
	bpf/tests: Do not PASS tests without actually testing the result
	video: fbdev: asiliantfb: Error out if 'pixclock' equals zero
	video: fbdev: kyro: Error out if 'pixclock' equals zero
	video: fbdev: riva: Error out if 'pixclock' equals zero
	ipv4: ip_output.c: Fix out-of-bounds warning in ip_copy_addrs()
	flow_dissector: Fix out-of-bounds warnings
	s390/jump_label: print real address in a case of a jump label bug
	s390: make PCI mio support a machine flag
	serial: 8250: Define RX trigger levels for OxSemi 950 devices
	xtensa: ISS: don't panic in rs_init
	hvsi: don't panic on tty_register_driver failure
	serial: 8250_pci: make setup_port() parameters explicitly unsigned
	staging: ks7010: Fix the initialization of the 'sleep_status' structure
	samples: bpf: Fix tracex7 error raised on the missing argument
	ata: sata_dwc_460ex: No need to call phy_exit() befre phy_init()
	Bluetooth: skip invalid hci_sync_conn_complete_evt
	workqueue: Fix possible memory leaks in wq_numa_init()
	bonding: 3ad: fix the concurrency between __bond_release_one() and bond_3ad_state_machine_handler()
	arm64: tegra: Fix Tegra194 PCIe EP compatible string
	ASoC: Intel: bytcr_rt5640: Move "Platform Clock" routes to the maps for the matching in-/output
	media: imx258: Rectify mismatch of VTS value
	media: imx258: Limit the max analogue gain to 480
	media: v4l2-dv-timings.c: fix wrong condition in two for-loops
	media: TDA1997x: fix tda1997x_query_dv_timings() return value
	media: tegra-cec: Handle errors of clk_prepare_enable()
	ARM: dts: imx53-ppd: Fix ACHC entry
	arm64: dts: qcom: sdm660: use reg value for memory node
	net: ethernet: stmmac: Do not use unreachable() in ipq806x_gmac_probe()
	drm/msm: mdp4: drop vblank get/put from prepare/complete_commit
	selftests/bpf: Fix xdp_tx.c prog section name
	Bluetooth: schedule SCO timeouts with delayed_work
	Bluetooth: avoid circular locks in sco_sock_connect
	net/mlx5: Fix variable type to match 64bit
	gpu: drm: amd: amdgpu: amdgpu_i2c: fix possible uninitialized-variable access in amdgpu_i2c_router_select_ddc_port()
	drm/display: fix possible null-pointer dereference in dcn10_set_clock()
	mac80211: Fix monitor MTU limit so that A-MSDUs get through
	ARM: tegra: tamonten: Fix UART pad setting
	arm64: tegra: Fix compatible string for Tegra132 CPUs
	arm64: dts: ls1046a: fix eeprom entries
	nvme-tcp: don't check blk_mq_tag_to_rq when receiving pdu data
	Bluetooth: Fix handling of LE Enhanced Connection Complete
	opp: Don't print an error if required-opps is missing
	serial: sh-sci: fix break handling for sysrq
	tcp: enable data-less, empty-cookie SYN with TFO_SERVER_COOKIE_NOT_REQD
	rpc: fix gss_svc_init cleanup on failure
	staging: rts5208: Fix get_ms_information() heap buffer size
	gfs2: Don't call dlm after protocol is unmounted
	usb: chipidea: host: fix port index underflow and UBSAN complains
	lockd: lockd server-side shouldn't set fl_ops
	drm/exynos: Always initialize mapping in exynos_drm_register_dma()
	m68knommu: only set CONFIG_ISA_DMA_API for ColdFire sub-arch
	btrfs: tree-log: check btrfs_lookup_data_extent return value
	ASoC: Intel: Skylake: Fix module configuration for KPB and MIXER
	ASoC: Intel: Skylake: Fix passing loadable flag for module
	of: Don't allow __of_attached_node_sysfs() without CONFIG_SYSFS
	mmc: sdhci-of-arasan: Check return value of non-void funtions
	mmc: rtsx_pci: Fix long reads when clock is prescaled
	selftests/bpf: Enlarge select() timeout for test_maps
	mmc: core: Return correct emmc response in case of ioctl error
	cifs: fix wrong release in sess_alloc_buffer() failed path
	Revert "USB: xhci: fix U1/U2 handling for hardware with XHCI_INTEL_HOST quirk set"
	usb: musb: musb_dsps: request_irq() after initializing musb
	usbip: give back URBs for unsent unlink requests during cleanup
	usbip:vhci_hcd USB port can get stuck in the disabled state
	ASoC: rockchip: i2s: Fix regmap_ops hang
	ASoC: rockchip: i2s: Fixup config for DAIFMT_DSP_A/B
	drm/amdkfd: Account for SH/SE count when setting up cu masks.
	iwlwifi: mvm: fix a memory leak in iwl_mvm_mac_ctxt_beacon_changed
	iwlwifi: mvm: avoid static queue number aliasing
	iwlwifi: mvm: fix access to BSS elements
	net/mlx5: DR, Enable QP retransmission
	parport: remove non-zero check on count
	ath9k: fix OOB read ar9300_eeprom_restore_internal
	ath9k: fix sleeping in atomic context
	net: fix NULL pointer reference in cipso_v4_doi_free
	fix array-index-out-of-bounds in taprio_change
	net: w5100: check return value after calling platform_get_resource()
	parisc: fix crash with signals and alloca
	ovl: fix BUG_ON() in may_delete() when called from ovl_cleanup()
	scsi: BusLogic: Fix missing pr_cont() use
	scsi: qla2xxx: Changes to support kdump kernel
	scsi: qla2xxx: Sync queue idx with queue_pair_map idx
	cpufreq: powernv: Fix init_chip_info initialization in numa=off
	s390/pv: fix the forcing of the swiotlb
	mm/hugetlb: initialize hugetlb_usage in mm_init
	mm,vmscan: fix divide by zero in get_scan_count
	memcg: enable accounting for pids in nested pid namespaces
	platform/chrome: cros_ec_proto: Send command again when timeout occurs
	lib/test_stackinit: Fix static initializer test
	net: dsa: lantiq_gswip: fix maximum frame length
	drm/msi/mdp4: populate priv->kms in mdp4_kms_init
	drm/amdgpu: Fix BUG_ON assert
	drm/panfrost: Simplify lock_region calculation
	drm/panfrost: Use u64 for size in lock_region
	drm/panfrost: Clamp lock region to Bifrost minimum
	btrfs: fix upper limit for max_inline for page size 64K
	xen: reset legacy rtc flag for PV domU
	bnx2x: Fix enabling network interfaces without VFs
	arm64/sve: Use correct size when reinitialising SVE state
	PM: base: power: don't try to use non-existing RTC for storing data
	PCI: Add AMD GPU multi-function power dependencies
	drm/amd/amdgpu: Increase HWIP_MAX_INSTANCE to 10
	drm/etnaviv: return context from etnaviv_iommu_context_get
	drm/etnaviv: put submit prev MMU context when it exists
	drm/etnaviv: stop abusing mmu_context as FE running marker
	drm/etnaviv: keep MMU context across runtime suspend/resume
	drm/etnaviv: exec and MMU state is lost when resetting the GPU
	drm/etnaviv: fix MMU context leak on GPU reset
	drm/etnaviv: reference MMU context when setting up hardware state
	drm/etnaviv: add missing MMU context put when reaping MMU mapping
	s390/sclp: fix Secure-IPL facility detection
	x86/mm: Fix kern_addr_valid() to cope with existing but not present entries
	tipc: fix an use-after-free issue in tipc_recvmsg
	net-caif: avoid user-triggerable WARN_ON(1)
	ptp: dp83640: don't define PAGE0
	dccp: don't duplicate ccid when cloning dccp sock
	net/l2tp: Fix reference count leak in l2tp_udp_recv_core
	r6040: Restore MDIO clock frequency after MAC reset
	tipc: increase timeout in tipc_sk_enqueue()
	perf machine: Initialize srcline string member in add_location struct
	net/mlx5: FWTrace, cancel work on alloc pd error flow
	net/mlx5: Fix potential sleeping in atomic context
	events: Reuse value read using READ_ONCE instead of re-reading it
	vhost_net: fix OoB on sendmsg() failure.
	net/af_unix: fix a data-race in unix_dgram_poll
	net: dsa: destroy the phylink instance on any error in dsa_slave_phy_setup
	tcp: fix tp->undo_retrans accounting in tcp_sacktag_one()
	qed: Handle management FW error
	dt-bindings: arm: Fix Toradex compatible typo
	ibmvnic: check failover_pending in login response
	KVM: PPC: Book3S HV: Tolerate treclaim. in fake-suspend mode changing registers
	net: hns3: pad the short tunnel frame before sending to hardware
	net: hns3: change affinity_mask to numa node range
	net: hns3: disable mac in flr process
	net: hns3: fix the timing issue of VF clearing interrupt sources
	mm/memory_hotplug: use "unsigned long" for PFN in zone_for_pfn_range()
	dt-bindings: mtd: gpmc: Fix the ECC bytes vs. OOB bytes equation
	mfd: db8500-prcmu: Adjust map to reality
	PCI: Add ACS quirks for NXP LX2xx0 and LX2xx2 platforms
	fuse: fix use after free in fuse_read_interrupt()
	mfd: Don't use irq_create_mapping() to resolve a mapping
	tracing/probes: Reject events which have the same name of existing one
	PCI: Add ACS quirks for Cavium multi-function devices
	Set fc_nlinfo in nh_create_ipv4, nh_create_ipv6
	net: usb: cdc_mbim: avoid altsetting toggling for Telit LN920
	block, bfq: honor already-setup queue merges
	PCI: ibmphp: Fix double unmap of io_mem
	ethtool: Fix an error code in cxgb2.c
	NTB: Fix an error code in ntb_msit_probe()
	NTB: perf: Fix an error code in perf_setup_inbuf()
	mfd: axp20x: Update AXP288 volatile ranges
	PCI: Fix pci_dev_str_match_path() alloc while atomic bug
	mfd: tqmx86: Clear GPIO IRQ resource when no IRQ is set
	KVM: arm64: Handle PSCI resets before userspace touches vCPU state
	PCI: Sync __pci_register_driver() stub for CONFIG_PCI=n
	mtd: rawnand: cafe: Fix a resource leak in the error handling path of 'cafe_nand_probe()'
	ARC: export clear_user_page() for modules
	perf unwind: Do not overwrite FEATURE_CHECK_LDFLAGS-libunwind-{x86,aarch64}
	net: dsa: b53: Fix calculating number of switch ports
	netfilter: socket: icmp6: fix use-after-scope
	fq_codel: reject silly quantum parameters
	qlcnic: Remove redundant unlock in qlcnic_pinit_from_rom
	ip_gre: validate csum_start only on pull
	net: renesas: sh_eth: Fix freeing wrong tx descriptor
	s390/bpf: Fix optimizing out zero-extensions
	s390/bpf: Fix 64-bit subtraction of the -0x80000000 constant
	Linux 5.4.148

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: I8613b511cb543a7ce0d1623663fc1306aaa45af1
2021-09-25 14:41:58 +02:00
Paolo Valente
0f9550c4f4 block, bfq: honor already-setup queue merges
[ Upstream commit 2d52c58b9c9bdae0ca3df6a1eab5745ab3f7d80b ]

The function bfq_setup_merge prepares the merging between two
bfq_queues, say bfqq and new_bfqq. To this goal, it assigns
bfqq->new_bfqq = new_bfqq. Then, each time some I/O for bfqq arrives,
the process that generated that I/O is disassociated from bfqq and
associated with new_bfqq (merging is actually a redirection). In this
respect, bfq_setup_merge increases new_bfqq->ref in advance, adding
the number of processes that are expected to be associated with
new_bfqq.

Unfortunately, the stable-merging mechanism interferes with this
setup. After bfqq->new_bfqq has been set by bfq_setup_merge, and
before all the expected processes have been associated with
bfqq->new_bfqq, bfqq may happen to be stably merged with a different
queue than the current bfqq->new_bfqq. In this case, bfqq->new_bfqq
gets changed. So, some of the processes that have been already
accounted for in the ref counter of the previous new_bfqq will not be
associated with that queue.  This creates an unbalance, because those
references will never be decremented.

This commit fixes this issue by reestablishing the previous, natural
behaviour: once bfqq->new_bfqq has been set, it will not be changed
until all expected redirections have occurred.

Signed-off-by: Davide Zini <davidezini2@gmail.com>
Signed-off-by: Paolo Valente <paolo.valente@linaro.org>
Link: https://lore.kernel.org/r/20210802141352.74353-2-paolo.valente@linaro.org
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2021-09-22 12:26:44 +02:00
Christoph Hellwig
2b1addd585 scsi: bsg: Remove support for SCSI_IOCTL_SEND_COMMAND
[ Upstream commit beec64d0c9749afedf51c3c10cf52de1d9a89cc0 ]

SCSI_IOCTL_SEND_COMMAND has been deprecated longer than bsg exists and has
been warning for just as long.  More importantly it harcodes SCSI CDBs and
thus will do the wrong thing on non-SCSI bsg nodes.

Link: https://lore.kernel.org/r/20210724072033.1284840-2-hch@lst.de
Fixes: aa387cc895 ("block: add bsg helper library")
Reviewed-by: Bart Van Assche <bvanassche@acm.org>
Acked-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2021-09-22 12:26:23 +02:00
Damien Le Moal
668370dd4c block: bfq: fix bfq_set_next_ioprio_data()
commit a680dd72ec336b81511e3bff48efac6dbfa563e7 upstream.

For a request that has a priority level equal to or larger than
IOPRIO_BE_NR, bfq_set_next_ioprio_data() prints a critical warning but
defaults to setting the request new_ioprio field to IOPRIO_BE_NR. This
is not consistent with the warning and the allowed values for priority
levels. Fix this by setting the request new_ioprio field to
IOPRIO_BE_NR - 1, the lowest priority level allowed.

Cc: <stable@vger.kernel.org>
Fixes: aee69d78de ("block, bfq: introduce the BFQ-v0 I/O scheduler as an extra scheduler")
Signed-off-by: Damien Le Moal <damien.lemoal@wdc.com>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Link: https://lore.kernel.org/r/20210811033702.368488-2-damien.lemoal@wdc.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-09-22 12:26:21 +02:00
Niklas Cassel
2edc06fa38 blk-zoned: allow BLKREPORTZONE without CAP_SYS_ADMIN
commit 4d643b66089591b4769bcdb6fd1bfeff2fe301b8 upstream.

A user space process should not need the CAP_SYS_ADMIN capability set
in order to perform a BLKREPORTZONE ioctl.

Getting the zone report is required in order to get the write pointer.
Neither read() nor write() requires CAP_SYS_ADMIN, so it is reasonable
that a user space process that can read/write from/to the device, also
can get the write pointer. (Since e.g. writes have to be at the write
pointer.)

Fixes: 3ed05a987e ("blk-zoned: implement ioctls")
Signed-off-by: Niklas Cassel <niklas.cassel@wdc.com>
Reviewed-by: Damien Le Moal <damien.lemoal@wdc.com>
Reviewed-by: Aravind Ramesh <aravind.ramesh@wdc.com>
Reviewed-by: Adam Manzanares <a.manzanares@samsung.com>
Reviewed-by: Himanshu Madhani <himanshu.madhani@oracle.com>
Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Cc: stable@vger.kernel.org # v4.10+
Link: https://lore.kernel.org/r/20210811110505.29649-3-Niklas.Cassel@wdc.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-09-22 12:26:19 +02:00
Niklas Cassel
8da22cc41a blk-zoned: allow zone management send operations without CAP_SYS_ADMIN
commit ead3b768bb51259e3a5f2287ff5fc9041eb6f450 upstream.

Zone management send operations (BLKRESETZONE, BLKOPENZONE, BLKCLOSEZONE
and BLKFINISHZONE) should be allowed under the same permissions as write().
(write() does not require CAP_SYS_ADMIN).

Additionally, other ioctls like BLKSECDISCARD and BLKZEROOUT only check if
the fd was successfully opened with FMODE_WRITE.
(They do not require CAP_SYS_ADMIN).

Currently, zone management send operations require both CAP_SYS_ADMIN
and that the fd was successfully opened with FMODE_WRITE.

Remove the CAP_SYS_ADMIN requirement, so that zone management send
operations match the access control requirement of write(), BLKSECDISCARD
and BLKZEROOUT.

Fixes: 3ed05a987e ("blk-zoned: implement ioctls")
Signed-off-by: Niklas Cassel <niklas.cassel@wdc.com>
Reviewed-by: Damien Le Moal <damien.lemoal@wdc.com>
Reviewed-by: Aravind Ramesh <aravind.ramesh@wdc.com>
Reviewed-by: Adam Manzanares <a.manzanares@samsung.com>
Reviewed-by: Himanshu Madhani <himanshu.madhani@oracle.com>
Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Cc: stable@vger.kernel.org # v4.10+
Link: https://lore.kernel.org/r/20210811110505.29649-2-Niklas.Cassel@wdc.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-09-22 12:26:19 +02:00