------------[ cut here ]------------
WARNING: CPU: 0 PID: 5094 at kernel/workqueue.c:1441 __queue_work+0xddc/0xf90
Modules linked in:
CPU: 0 PID: 5094 Comm: kworker/u4:15 Not tainted 6.1.90-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
Workqueue: netns cleanup_net
RIP: 0010:__queue_work+0xddc/0xf90 kernel/workqueue.c:1441
Code: 8b 3c 24 e8 86 94 88 00 e9 d9 fc ff ff e8 4c 1d 31 00 89 ee 48 c7 c7 00 96 fd 8c e8 ae e3 09 03 e9 1e fc ff ff e8 34 1d 31 00 <0f> 0b 48 83 c4 50 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 1e 1d 31 00
RSP: 0018:ffffc90000007af8 EFLAGS: 00010046
RAX: ffffffff8159701c RBX: 00000000000b0012 RCX: ffff88802312bb80
RDX: 0000000000000100 RSI: 0000000000000100 RDI: 0000000000000000
RBP: 0000000000010000 R08: ffffffff815a5dc5 R09: fffffbfff1ce7046
R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000
R13: dffffc0000000000 R14: 0000000000000008 R15: ffff888024593000
FS: 0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f9a716d56c6 CR3: 00000000599b2000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
call_timer_fn+0x1ad/0x6b0 kernel/time/timer.c:1504
expire_timers kernel/time/timer.c:1544 [inline]
__run_timers+0x6a8/0x890 kernel/time/timer.c:1820
run_timer_softirq+0x63/0xf0 kernel/time/timer.c:1833
__do_softirq+0x2e9/0xa4c kernel/softirq.c:571
invoke_softirq kernel/softirq.c:445 [inline]
__irq_exit_rcu+0x155/0x240 kernel/softirq.c:650
irq_exit_rcu+0x5/0x20 kernel/softirq.c:662
sysvec_apic_timer_interrupt+0x91/0xb0 arch/x86/kernel/apic/apic.c:1106
asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:653
RIP: 0010:arch_test_and_set_bit arch/x86/include/asm/bitops.h:138 [inline]
RIP: 0010:test_and_set_bit include/asm-generic/bitops/instrumented-atomic.h:72 [inline]
RIP: 0010:queue_work_on+0x1f4/0x250 kernel/workqueue.c:1547
Code: 11 e8 90 2b 31 00 4d 85 e4 75 16 e8 86 2b 31 00 eb 15 e8 7f 2b 31 00 e8 4a 56 31 09 4d 85 e4 74 ea e8 70 2b 31 00 fb 45 84 ed <0f> 94 c0 48 c7 44 24 20 0e 36 e0 45 48 b9 00 00 00 00 00 fc ff df
RSP: 0018:ffffc900038df680 EFLAGS: 00000246
RAX: ffffffff815961e0 RBX: 0000000000000000 RCX: ffff88802312bb80
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc900038df750 R08: ffffffff815961b6 R09: fffffbfff2093646
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000200
R13: 0000000000000000 R14: 0000000000000046 R15: 1ffff9200071bed4
queue_work include/linux/workqueue.h:512 [inline]
netdevice_queue_work drivers/infiniband/core/roce_gid_mgmt.c:659 [inline]
netdevice_event+0x8ed/0xa00 drivers/infiniband/core/roce_gid_mgmt.c:802
notifier_call_chain kernel/notifier.c:87 [inline]
raw_notifier_call_chain+0xd0/0x170 kernel/notifier.c:455
call_netdevice_notifiers_info net/core/dev.c:1970 [inline]
call_netdevice_notifiers_extack net/core/dev.c:2008 [inline]
call_netdevice_notifiers net/core/dev.c:2022 [inline]
unregister_netdevice_many+0xec1/0x17a0 net/core/dev.c:10881
default_device_exit_batch+0x956/0x9d0 net/core/dev.c:11394
ops_exit_list net/core/net_namespace.c:174 [inline]
cleanup_net+0x763/0xb60 net/core/net_namespace.c:601
process_one_work+0x8a9/0x11d0 kernel/workqueue.c:2292
worker_thread+0xa47/0x1200 kernel/workqueue.c:2439
kthread+0x28d/0x320 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
----------------
Code disassembly (best guess), 1 bytes skipped:
0: e8 90 2b 31 00 call 0x312b95
5: 4d 85 e4 test %r12,%r12
8: 75 16 jne 0x20
a: e8 86 2b 31 00 call 0x312b95
f: eb 15 jmp 0x26
11: e8 7f 2b 31 00 call 0x312b95
16: e8 4a 56 31 09 call 0x9315665
1b: 4d 85 e4 test %r12,%r12
1e: 74 ea je 0xa
20: e8 70 2b 31 00 call 0x312b95
25: fb sti
26: 45 84 ed test %r13b,%r13b
* 29: 0f 94 c0 sete %al <-- trapping instruction
2c: 48 c7 44 24 20 0e 36 movq $0x45e0360e,0x20(%rsp)
33: e0 45
35: 48 b9 00 00 00 00 00 movabs $0xdffffc0000000000,%rcx
3c: fc ff df