------------[ cut here ]------------
WARNING: CPU: 0 PID: 17690 at kernel/workqueue.c:1438 __queue_work+0xe36/0x1200 kernel/workqueue.c:1438
Modules linked in:
CPU: 0 PID: 17690 Comm: dhcpcd-run-hook Not tainted 6.0.0-syzkaller-02734-g0326074ff465 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022
RIP: 0010:__queue_work+0xe36/0x1200 kernel/workqueue.c:1438
Code: e0 07 83 c0 03 38 d0 7c 09 84 d2 74 05 e8 72 77 7a 00 8b 5b 2c 31 ff 83 e3 20 89 de e8 73 66 2d 00 85 db 75 42 e8 aa 69 2d 00 <0f> 0b e9 4a f8 ff ff e8 9e 69 2d 00 0f 0b e9 dc f7 ff ff e8 92 69
RSP: 0018:ffffc90000007cb8 EFLAGS: 00010046
RAX: 0000000000000000 RBX: 0000000000000100 RCX: 0000000000000100
RDX: ffff8880780cbb00 RSI: ffffffff814dabc6 RDI: 0000000000000005
RBP: ffffc90000007d70 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000100 R11: 0000000000000001 R12: ffff888063234b30
R13: 1ffff92000000fa8 R14: ffffffff814e0720 R15: ffff88801c029000
FS:  00007f7bf6d41800(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffc2ddf0d70 CR3: 00000000265b0000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600
Call Trace:
 <IRQ>
 call_timer_fn+0x1a0/0x6b0 kernel/time/timer.c:1474
 expire_timers kernel/time/timer.c:1514 [inline]
 __run_timers.part.0+0x4a3/0xa80 kernel/time/timer.c:1790
 __run_timers kernel/time/timer.c:1768 [inline]
 run_timer_softirq+0xb3/0x1d0 kernel/time/timer.c:1803
 __do_softirq+0x1d0/0x9c8 kernel/softirq.c:571
 invoke_softirq kernel/softirq.c:445 [inline]
 __irq_exit_rcu+0x123/0x180 kernel/softirq.c:650
 irq_exit_rcu+0x5/0x20 kernel/softirq.c:662
 sysvec_apic_timer_interrupt+0x93/0xc0 arch/x86/kernel/apic/apic.c:1107
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:649
RIP: 0010:trace_lock_release include/trace/events/lock.h:69 [inline]
RIP: 0010:lock_release+0xa9/0x780 kernel/locking/lockdep.c:5677
Code: 07 0f 87 34 05 00 00 89 db be 08 00 00 00 48 89 d8 48 c1 e8 06 48 8d 3c c5 10 1b e0 8d e8 2f ac 69 00 48 0f a3 1d 67 a1 81 0c <0f> 82 7f 04 00 00 48 c7 c3 cc 4e e0 8d 48 b8 00 00 00 00 00 fc ff
RSP: 0018:ffffc9000318f900 EFLAGS: 00000247
RAX: 0000000000000001 RBX: 0000000000000000 RCX: ffffffff815e79a1
RDX: fffffbfff1bc0363 RSI: 0000000000000008 RDI: ffffffff8de01b10
RBP: 1ffff92000631f22 R08: 0000000000000000 R09: ffffffff8de01b17
R10: fffffbfff1bc0362 R11: 0000000000000000 R12: ffff8880638e94b8
R13: ffff88801c0209c0 R14: ffff8880640267f0 R15: ffff88805b43cee0
 up_write+0x26/0x470 kernel/locking/rwsem.c:1604
 anon_vma_unlock_write include/linux/rmap.h:126 [inline]
 anon_vma_fork+0x4a6/0x640 mm/rmap.c:384
 dup_mmap kernel/fork.c:658 [inline]
 dup_mm+0xa52/0x13a0 kernel/fork.c:1525
 copy_mm kernel/fork.c:1577 [inline]
 copy_process+0x3ca6/0x7090 kernel/fork.c:2254
 kernel_clone+0xe7/0xab0 kernel/fork.c:2671
 __do_sys_clone+0xba/0x100 kernel/fork.c:2805
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f7bf6eab0f2
Code: ed 0f 85 11 01 00 00 64 48 8b 04 25 10 00 00 00 45 31 c0 31 d2 31 f6 bf 11 00 20 01 4c 8d 90 d0 02 00 00 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 0f 87 a2 00 00 00 41 89 c5 85 c0 0f 85 af 00 00
RSP: 002b:00007ffc2ddf1450 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 0000555afbeef910 RCX: 00007f7bf6eab0f2
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 00007f7bf6d41ad0 R11: 0000000000000246 R12: 0000000000000000
R13: 0000555afbef1e50 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
----------------
Code disassembly (best guess), 1 bytes skipped:
   0:	0f 87 34 05 00 00    	ja     0x53a
   6:	89 db                	mov    %ebx,%ebx
   8:	be 08 00 00 00       	mov    $0x8,%esi
   d:	48 89 d8             	mov    %rbx,%rax
  10:	48 c1 e8 06          	shr    $0x6,%rax
  14:	48 8d 3c c5 10 1b e0 	lea    -0x721fe4f0(,%rax,8),%rdi
  1b:	8d
  1c:	e8 2f ac 69 00       	callq  0x69ac50
  21:	48 0f a3 1d 67 a1 81 	bt     %rbx,0xc81a167(%rip)        # 0xc81a190
  28:	0c
* 29:	0f 82 7f 04 00 00    	jb     0x4ae <-- trapping instruction
  2f:	48 c7 c3 cc 4e e0 8d 	mov    $0xffffffff8de04ecc,%rbx
  36:	48                   	rex.W
  37:	b8 00 00 00 00       	mov    $0x0,%eax
  3c:	00 fc                	add    %bh,%ah
  3e:	ff                   	.byte 0xff