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authorEric Dumazet <edumazet@google.com>2023-08-28 11:47:32 +0300
committerDavid S. Miller <davem@davemloft.net>2023-08-28 12:27:03 +0300
commit8be6f88b9d3fe1f6724daec4a70d6023742c9df7 (patch)
treed4692af29d6c1df1cebc86488e4c12c8fd739944 /net/devlink
parentbf68583624c56bab26b4394fb4721461ded62f94 (diff)
downloadlinux-8be6f88b9d3fe1f6724daec4a70d6023742c9df7.tar.xz
inet: fix IP_TRANSPARENT error handling
My recent patch forgot to change error handling for IP_TRANSPARENT socket option. WARNING: bad unlock balance detected! 6.5.0-rc7-syzkaller-01717-g59da9885767a #0 Not tainted ------------------------------------- syz-executor151/5028 is trying to release lock (sk_lock-AF_INET) at: [<ffffffff88213983>] sockopt_release_sock+0x53/0x70 net/core/sock.c:1073 but there are no more locks to release! other info that might help us debug this: 1 lock held by syz-executor151/5028: stack backtrace: CPU: 0 PID: 5028 Comm: syz-executor151 Not tainted 6.5.0-rc7-syzkaller-01717-g59da9885767a #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023 Call Trace: <TASK> __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0xd9/0x1b0 lib/dump_stack.c:106 __lock_release kernel/locking/lockdep.c:5438 [inline] lock_release+0x4b5/0x680 kernel/locking/lockdep.c:5781 sock_release_ownership include/net/sock.h:1824 [inline] release_sock+0x175/0x1b0 net/core/sock.c:3527 sockopt_release_sock+0x53/0x70 net/core/sock.c:1073 do_ip_setsockopt+0x12c1/0x3640 net/ipv4/ip_sockglue.c:1364 ip_setsockopt+0x59/0xe0 net/ipv4/ip_sockglue.c:1419 raw_setsockopt+0x218/0x290 net/ipv4/raw.c:833 __sys_setsockopt+0x2cd/0x5b0 net/socket.c:2305 __do_sys_setsockopt net/socket.c:2316 [inline] __se_sys_setsockopt net/socket.c:2313 [inline] Fixes: 4bd0623f04ee ("inet: move inet->transparent to inet->inet_flags") Reported-by: syzbot <syzkaller@googlegroups.com> Signed-off-by: Eric Dumazet <edumazet@google.com> Cc: Soheil Hassas Yeganeh <soheil@google.com> Cc: Simon Horman <horms@kernel.org> Cc: Matthieu Baerts <matthieu.baerts@tessares.net> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/devlink')
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