syzbot

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DEBUG_LOCKS_WARN_ON(1)
WARNING: CPU: 1 PID: 28338 at kernel/locking/lockdep.c:231 hlock_class kernel/locking/lockdep.c:231 [inline]
WARNING: CPU: 1 PID: 28338 at kernel/locking/lockdep.c:231 hlock_class kernel/locking/lockdep.c:220 [inline]
WARNING: CPU: 1 PID: 28338 at kernel/locking/lockdep.c:231 check_wait_context kernel/locking/lockdep.c:4754 [inline]
WARNING: CPU: 1 PID: 28338 at kernel/locking/lockdep.c:231 __lock_acquire+0xecf/0x56d0 kernel/locking/lockdep.c:5005
Modules linked in:
CPU: 1 PID: 28338 Comm: kworker/u4:6 Not tainted 6.2.0-rc2-syzkaller-00435-g16809afdcbad #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023
Workqueue: netns cleanup_net
RIP: 0010:hlock_class kernel/locking/lockdep.c:231 [inline]
RIP: 0010:hlock_class kernel/locking/lockdep.c:220 [inline]
RIP: 0010:check_wait_context kernel/locking/lockdep.c:4754 [inline]
RIP: 0010:__lock_acquire+0xecf/0x56d0 kernel/locking/lockdep.c:5005
Code: e8 1c 73 8e e8 42 04 6c 00 8b 05 94 82 0f 0d 85 c0 0f 85 79 f8 ff ff 48 c7 c6 40 51 4c 8a 48 c7 c7 a0 4a 4c 8a e8 91 27 5c 08 <0f> 0b 31 c0 e9 73 f7 ff ff 48 63 5c 24 18 be 08 00 00 00 48 89 d8
RSP: 0018:ffffc9000349f518 EFLAGS: 00010082
RAX: 0000000000000000 RBX: 000000000000090c RCX: 0000000000000000
RDX: ffff8880210d8000 RSI: ffffffff8166710c RDI: fffff52000693e95
RBP: 0000000000000003 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000080000002 R11: 0000000000000001 R12: 0000000000000003
R13: ffff8880210d8000 R14: ffff8880210d8a38 R15: dffffc0000000000
FS:  0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000562fab777ab0 CR3: 00000000210cc000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 lock_acquire kernel/locking/lockdep.c:5668 [inline]
 lock_acquire+0x1e3/0x630 kernel/locking/lockdep.c:5633
 rcu_lock_acquire include/linux/rcupdate.h:325 [inline]
 rcu_read_lock include/linux/rcupdate.h:764 [inline]
 perf_event_context_sched_in kernel/events/core.c:3913 [inline]
 __perf_event_task_sched_in+0xe2/0x6c0 kernel/events/core.c:3980
 perf_event_task_sched_in include/linux/perf_event.h:1328 [inline]
 finish_task_switch.isra.0+0x5e5/0xc80 kernel/sched/core.c:5118
 context_switch kernel/sched/core.c:5247 [inline]
 __schedule+0xb92/0x5450 kernel/sched/core.c:6555
 schedule+0xde/0x1b0 kernel/sched/core.c:6631
 schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:6690
 __mutex_lock_common kernel/locking/mutex.c:679 [inline]
 __mutex_lock+0xa48/0x1360 kernel/locking/mutex.c:747
 devl_lock net/devlink/core.c:54 [inline]
 devlink_pernet_pre_exit+0x10a/0x220 net/devlink/core.c:301
 ops_pre_exit_list net/core/net_namespace.c:159 [inline]
 cleanup_net+0x455/0xb10 net/core/net_namespace.c:594
 process_one_work+0x9bf/0x1710 kernel/workqueue.c:2289
 worker_thread+0x669/0x1090 kernel/workqueue.c:2436
 kthread+0x2e8/0x3a0 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
 </TASK>