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Merge remote-tracking branch 'sm8350/lineage-20' into lineage-23.0

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* sm8350/lineage-20: (841 commits)
  UPSTREAM: fs: prevent out-of-bounds array speculation when closing a file descriptor
  UPSTREAM: file: let pick_file() tell caller it's done
  BACKPORT: rcu-tasks: Add a grace-period start time for throttling and debug
  BACKPORT: maccess: rename probe_user_{read,write} to copy_{from,to}_user_nofault
  BACKPORT: powerpc: use probe_user_read() and probe_user_write()
  BACKPORT: maccess: rename probe_kernel_address to get_kernel_nofault
  BACKPORT: tracing/kprobes: handle mixed kernel/userspace probes better
  BACKPORT: maccess: rename probe_kernel_{read,write} to copy_{from,to}_kernel_nofault
  UPSTREAM: maccess: unexport probe_kernel_write()
  UPSTREAM: maccess: return -ERANGE when probe_kernel_read() fails
  UPSTREAM: maccess: allow architectures to provide kernel probing directly
  BACKPORT: maccess: remove strncpy_from_unsafe
  UPSTREAM: bpf:bpf_seq_printf(): handle potentially unsafe format string better
  UPSTREAM: bpf: Use strncpy_from_unsafe_strict() in bpf_seq_printf() helper
  UPSTREAM: bpf: handle the compat string in bpf_trace_copy_string better
  UPSTREAM: bpf: factor out a bpf_trace_copy_string helper
  BACKPORT: maccess: always use strict semantics for probe_kernel_read
  UPSTREAM: maccess: unify the probe kernel arch hooks
  UPSTREAM: maccess: remove probe_read_common and probe_write_common
  UPSTREAM: maccess: remove duplicate kerneldoc comments
  ...

Change-Id: I22cf7d6fb34826727904effb4f012b0ef459149d
This commit is contained in:
Michael Bestas 2026-01-20 20:47:39 +02:00
commit 2eb0f824a1
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529 changed files with 40893 additions and 9494 deletions
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25
init/Kconfig
View file

@ -1669,15 +1669,31 @@ config KALLSYMS_BASE_RELATIVE
# end of the "standard kernel features (expert users)" menu
# syscall, maps, verifier
config BPF_LSM
bool "LSM Instrumentation with BPF"
depends on BPF_SYSCALL
depends on SECURITY
depends on BPF_JIT
help
Enables instrumentation of the security hooks with eBPF programs for
implementing dynamic MAC and Audit Policies.
If you are unsure how to answer this question, answer N.
config BPF_SYSCALL
bool "Enable bpf() system call"
select BPF
select IRQ_WORK
select TASKS_TRACE_RCU
default n
help
Enable the bpf() system call that allows to manipulate eBPF
programs and maps via file descriptors.
config ARCH_WANT_DEFAULT_BPF_JIT
bool
config BPF_JIT_ALWAYS_ON
bool "Permanently enable BPF JIT and remove BPF interpreter"
depends on BPF_SYSCALL && HAVE_EBPF_JIT && BPF_JIT
@ -1695,6 +1711,12 @@ config BPF_UNPRIV_DEFAULT_OFF
disable it by setting it to 1 (from which no other transition to
0 is possible anymore).
config BPF_JIT_DEFAULT_ON
def_bool ARCH_WANT_DEFAULT_BPF_JIT || BPF_JIT_ALWAYS_ON
depends on HAVE_EBPF_JIT && BPF_JIT
source "kernel/bpf/preload/Kconfig"
config USERFAULTFD
bool "Enable userfaultfd() system call"
depends on MMU
@ -2355,6 +2377,9 @@ config ASN1
source "kernel/Kconfig.locks"
config ARCH_HAS_NON_OVERLAPPING_ADDRESS_SPACE
bool
config ARCH_HAS_SYNC_CORE_BEFORE_USERMODE
bool

4
init/init_task.c
View file

@ -147,6 +147,10 @@ struct task_struct init_task
.rcu_tasks_holdout_list = LIST_HEAD_INIT(init_task.rcu_tasks_holdout_list),
.rcu_tasks_idle_cpu = -1,
#endif
#ifdef CONFIG_TASKS_TRACE_RCU
.trc_reader_nesting = 0,
.trc_holdout_list = LIST_HEAD_INIT(init_task.trc_holdout_list),
#endif
#ifdef CONFIG_CPUSETS
.mems_allowed_seq = SEQCNT_ZERO(init_task.mems_allowed_seq),
#endif