android_kernel_motorola_sm6375/include/net
Repository files (latest commit first)
Filename Latest commit message Latest commit date
Eric Dumazet 3aa2ef7ffd net: lapb: increase LAPB_HEADER_LEN
[ Upstream commit a6d75ecee2bf828ac6a1b52724aba0a977e4eaf4 ]

It is unclear if net/lapb code is supposed to be ready for 8021q.

We can at least avoid crashes like the following :

skbuff: skb_under_panic: text:ffffffff8aabe1f6 len:24 put:20 head:ffff88802824a400 data:ffff88802824a3fe tail:0x16 end:0x140 dev:nr0.2
------------[ cut here ]------------
 kernel BUG at net/core/skbuff.c:206 !
Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI
CPU: 1 UID: 0 PID: 5508 Comm: dhcpcd Not tainted 6.12.0-rc7-syzkaller-00144-g66418447d27b #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
 RIP: 0010:skb_panic net/core/skbuff.c:206 [inline]
 RIP: 0010:skb_under_panic+0x14b/0x150 net/core/skbuff.c:216
Code: 0d 8d 48 c7 c6 2e 9e 29 8e 48 8b 54 24 08 8b 0c 24 44 8b 44 24 04 4d 89 e9 50 41 54 41 57 41 56 e8 1a 6f 37 02 48 83 c4 20 90 <0f> 0b 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3
RSP: 0018:ffffc90002ddf638 EFLAGS: 00010282
RAX: 0000000000000086 RBX: dffffc0000000000 RCX: 7a24750e538ff600
RDX: 0000000000000000 RSI: 0000000000000201 RDI: 0000000000000000
RBP: ffff888034a86650 R08: ffffffff8174b13c R09: 1ffff920005bbe60
R10: dffffc0000000000 R11: fffff520005bbe61 R12: 0000000000000140
R13: ffff88802824a400 R14: ffff88802824a3fe R15: 0000000000000016
FS:  00007f2a5990d740(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000110c2631fd CR3: 0000000029504000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
  skb_push+0xe5/0x100 net/core/skbuff.c:2636
  nr_header+0x36/0x320 net/netrom/nr_dev.c:69
  dev_hard_header include/linux/netdevice.h:3148 [inline]
  vlan_dev_hard_header+0x359/0x480 net/8021q/vlan_dev.c:83
  dev_hard_header include/linux/netdevice.h:3148 [inline]
  lapbeth_data_transmit+0x1f6/0x2a0 drivers/net/wan/lapbether.c:257
  lapb_data_transmit+0x91/0xb0 net/lapb/lapb_iface.c:447
  lapb_transmit_buffer+0x168/0x1f0 net/lapb/lapb_out.c:149
 lapb_establish_data_link+0x84/0xd0
 lapb_device_event+0x4e0/0x670
  notifier_call_chain+0x19f/0x3e0 kernel/notifier.c:93
 __dev_notify_flags+0x207/0x400
  dev_change_flags+0xf0/0x1a0 net/core/dev.c:8922
  devinet_ioctl+0xa4e/0x1aa0 net/ipv4/devinet.c:1188
  inet_ioctl+0x3d7/0x4f0 net/ipv4/af_inet.c:1003
  sock_do_ioctl+0x158/0x460 net/socket.c:1227
  sock_ioctl+0x626/0x8e0 net/socket.c:1346
  vfs_ioctl fs/ioctl.c:51 [inline]
  __do_sys_ioctl fs/ioctl.c:907 [inline]
  __se_sys_ioctl+0xf9/0x170 fs/ioctl.c:893
  do_syscall_x64 arch/x86/entry/common.c:52 [inline]
  do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83

Fixes: 1da177e4c3 ("Linux-2.6.12-rc2")
Reported-by: syzbot+fb99d1b0c0f81d94a5e2@syzkaller.appspotmail.com
Closes: https://lore.kernel.org/netdev/67506220.050a0220.17bd51.006c.GAE@google.com/T/#u
Signed-off-by: Eric Dumazet <edumazet@google.com>
Reviewed-by: Simon Horman <horms@kernel.org>
Link: https://patch.msgid.link/20241204141031.4030267-1-edumazet@google.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2024-12-19 18:05:03 +01:00
..
9p
bluetooth Bluetooth: L2CAP: Fix rejecting L2CAP_CONN_PARAM_UPDATE_REQ 2024-07-05 09:08:17 +02:00
caif
iucv
netfilter netfilter: nf_tables: use timestamp to check for set element timeout 2024-08-19 05:33:53 +02:00
netns ipv6: make ip6_rt_gc_expire an atomic_t 2024-01-15 18:25:29 +01:00
nfc nfc: constify several pointers to u8, char and sk_buff 2023-07-27 08:37:07 +02:00
phonet
sctp sctp: move hlist_node and hashent out of sctp_ep_common 2024-08-19 05:33:46 +02:00
tc_act
6lowpan.h
act_api.h
addrconf.h ipv6: fix race condition between ipv6_get_ifaddr and ipv6_del_addr 2024-05-02 16:18:28 +02:00
af_ieee802154.h
af_rxrpc.h
af_unix.h af_unix: Suppress false-positive lockdep splat for spin_lock() in __unix_gc(). 2024-05-02 16:18:35 +02:00
af_vsock.h
ah.h
arp.h
atmclip.h
ax25.h
ax88796.h
bond_3ad.h
bond_alb.h bonding (gcc13): synchronize bond_{a,t}lb_xmit() types 2023-06-14 10:59:58 +02:00
bond_options.h
bonding.h bonding: fix macvlan over alb bond support 2023-08-30 16:27:24 +02:00
bpf_sk_storage.h
busy_poll.h net: busy-poll: use ktime_get_ns() instead of local_clock() 2024-09-04 13:15:03 +02:00
calipso.h
cfg80211-wext.h
cfg80211.h wifi: cfg80211: fix sband iftype data lookup for AP_VLAN 2023-08-16 18:19:24 +02:00
cfg802154.h
checksum.h
cipso_ipv4.h
cls_cgroup.h
codel.h
codel_impl.h
codel_qdisc.h
compat.h
datalink.h
dcbevent.h
dcbnl.h
devlink.h
drop_monitor.h
dsa.h
dsfield.h
dst.h net: Remove unused inline function dst_hold_and_use() 2023-06-21 15:44:12 +02:00
dst_cache.h
dst_metadata.h
dst_ops.h net: fix __dst_negative_advice() race 2024-06-16 13:28:52 +02:00
erspan.h erspan: Add type I version 0 support. 2024-04-13 12:51:36 +02:00
esp.h
ethoc.h
failover.h
fib_notifier.h
fib_rules.h
firewire.h
flow.h inet: shrink struct flowi_common 2023-11-20 10:30:15 +01:00
flow_dissector.h
flow_offload.h
fou.h
fq.h
fq_impl.h
garp.h
gen_stats.h
genetlink.h genetlink: hold RCU in genlmsg_mcast() 2024-11-08 16:20:50 +01:00
geneve.h
gre.h
gro_cells.h
gtp.h
gue.h
hwbm.h
icmp.h
ieee80211_radiotap.h
ieee802154_netdev.h net: ieee802154: return -EINVAL for unknown addr type 2022-10-26 13:22:59 +02:00
if_inet6.h net: ipv6: support reporting otherwise unknown prefix flags in RTM_NEWPREFIX 2023-12-20 15:41:13 +01:00
ife.h
ila.h
inet6_connection_sock.h
inet6_hashtables.h
inet_common.h
inet_connection_sock.h tcp: properly terminate timers for kernel sockets 2024-04-13 12:51:33 +02:00
inet_ecn.h
inet_frag.h
inet_hashtables.h
inet_sock.h
inet_timewait_sock.h
inetpeer.h
ip.h ipv{4,6}/raw: fix output xfrm lookup wrt protocol 2023-06-05 08:17:33 +02:00
ip6_checksum.h
ip6_fib.h
ip6_route.h
ip6_tunnel.h ip_gre, ip6_gre: Fix race condition on o_seqno in collect_md mode 2023-05-30 12:44:05 +01:00
ip_fib.h
ip_tunnels.h geneve: fix header validation in geneve[6]_xmit_skb 2024-05-02 16:18:28 +02:00
ip_vs.h
ipcomp.h
ipconfig.h
ipv6.h tcp: Reduce chance of collisions in inet6_hashfn(). 2023-08-11 11:53:47 +02:00
ipv6_frag.h
ipv6_stubs.h
ipx.h
iw_handler.h
kcm.h kcm: Serialise kcm_sendmsg() for the same socket. 2024-09-04 13:14:59 +02:00
l3mdev.h
lag.h
lapb.h net: lapb: increase LAPB_HEADER_LEN 2024-12-19 18:05:03 +01:00
lib80211.h
llc.h
llc_c_ac.h
llc_c_ev.h
llc_c_st.h
llc_conn.h
llc_if.h
llc_pdu.h llc: Drop support for ETH_P_TR_802_2. 2024-02-23 08:24:50 +01:00
llc_s_ac.h
llc_s_ev.h
llc_s_st.h
llc_sap.h
lwtunnel.h lwt: Check LWTUNNEL_XMIT_CONTINUE strictly 2023-09-23 10:59:42 +02:00
mac80211.h mac80211: Add support to trigger sta disconnect on hardware restart 2024-11-08 16:20:52 +01:00
mac802154.h
mip6.h
mld.h
mpls.h
mpls_iptunnel.h
mrp.h mrp: introduce active flags to prevent UAF when applicant uninit 2023-01-18 11:41:37 +01:00
ncsi.h
ndisc.h
neighbour.h neighbour: delete neigh_lookup_nodev as not used 2023-06-21 15:44:12 +02:00
net_failover.h
net_namespace.h
net_ratelimit.h
netevent.h
netlabel.h
netlink.h
netprio_cgroup.h
netrom.h
nexthop.h
nl802154.h
nsh.h
p8022.h
page_pool.h
ping.h
pkt_cls.h
pkt_sched.h net/sched: make psched_mtu() RTNL-less safe 2023-07-27 08:37:33 +02:00
pptp.h
protocol.h tcp/udp: Make early_demux back namespacified. 2022-11-10 17:57:55 +01:00
psample.h
psnap.h
raw.h
rawv6.h
red.h
regulatory.h
request_sock.h
rose.h
route.h
rsi_91x.h
rtnetlink.h net: validate veth and vxcan peer ifindexes 2023-08-30 16:27:24 +02:00
rtnh.h
sch_generic.h net/sched: accept TCA_STAB only for root qdisc 2024-11-08 16:20:45 +01:00
scm.h scm: fix MSG_CTRUNC setting condition for SO_PASSSEC 2023-05-17 11:35:41 +02:00
secure_seq.h
seg6.h
seg6_hmac.h
seg6_local.h
slhc_vj.h
smc.h
snmp.h
sock.h net: Fix an unsafe loop on the list 2024-11-08 16:20:47 +01:00
sock_reuseport.h
Space.h
stp.h
strparser.h
switchdev.h
tcp.h tcp: check skb is non-NULL in tcp_rto_delta_us() 2024-11-08 16:20:33 +01:00
tcp_states.h
timewait_sock.h
tipc.h
tls.h
transp_v6.h
tso.h
tun_proto.h
udp.h tcp/udp: Call inet6_destroy_sock() in IPv6 sk->sk_destruct(). 2023-04-26 11:24:05 +02:00
udp_tunnel.h
udplite.h tcp/udp: Call inet6_destroy_sock() in IPv6 sk->sk_destruct(). 2023-04-26 11:24:05 +02:00
vsock_addr.h
vxlan.h vxlan: calculate correct header length for GPE 2023-08-11 11:53:47 +02:00
wext.h
wimax.h
x25.h
x25device.h
xdp.h
xdp_priv.h
xdp_sock.h
xfrm.h xfrm: Preserve vlan tags for transport mode software GRO 2024-05-17 11:43:53 +02:00