------------[ cut here ]------------
WARNING: CPU: 1 PID: 5177 at kernel/workqueue.c:1441 __queue_work+0xe2d/0xfb0 kernel/workqueue.c:1441
Modules linked in:
CPU: 1 PID: 5177 Comm: udevd Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
RIP: 0010:__queue_work+0xe2d/0xfb0 kernel/workqueue.c:1441
Code: e9 9d fc ff ff 48 8b 0c 24 80 e1 07 80 c1 03 38 c1 0f 8c c7 fc ff ff 48 8b 3c 24 e8 5d cd 7d 00 e9 b9 fc ff ff e8 c3 9e 2d 00 <0f> 0b 48 83 c4 60 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 ad 9e 2d 00
RSP: 0018:ffffc900001e0ae8 EFLAGS: 00010046
RAX: ffffffff8153344d RBX: 0000000000010000 RCX: ffff88805240bb80
RDX: 0000000000000100 RSI: 0000000000000100 RDI: 0000000000000000
RBP: 0000000000000000 R08: dffffc0000000000 R09: fffffbfff1c3ed96
R10: fffffbfff1c3ed96 R11: 1ffffffff1c3ed95 R12: ffff88807c09b000
R13: ffff88807c09b1c0 R14: 0000000000000008 R15: 0000000000000001
FS:  00007f63f154c880(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000007030 CR3: 00000000565a1000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 call_timer_fn+0x1a0/0x670 kernel/time/timer.c:1504
 expire_timers kernel/time/timer.c:1544 [inline]
 __run_timers+0x550/0x7c0 kernel/time/timer.c:1820
 run_timer_softirq+0x63/0xf0 kernel/time/timer.c:1833
 handle_softirqs+0x2a1/0x920 kernel/softirq.c:596
 __do_softirq kernel/softirq.c:630 [inline]
 invoke_softirq kernel/softirq.c:470 [inline]
 __irq_exit_rcu+0x12f/0x220 kernel/softirq.c:679
 irq_exit_rcu+0x5/0x20 kernel/softirq.c:691
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1118 [inline]
 sysvec_apic_timer_interrupt+0xa0/0xc0 arch/x86/kernel/apic/apic.c:1118
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:691
RIP: 0010:memory_is_nonzero mm/kasan/generic.c:113 [inline]
RIP: 0010:memory_is_poisoned_n mm/kasan/generic.c:128 [inline]
RIP: 0010:memory_is_poisoned mm/kasan/generic.c:159 [inline]
RIP: 0010:check_region_inline mm/kasan/generic.c:180 [inline]
RIP: 0010:kasan_check_range+0x15e/0x290 mm/kasan/generic.c:189
Code: 3c 33 00 0f 85 c7 00 00 00 41 bb 08 00 00 00 41 29 db 4d 01 d9 4d 89 d6 4d 29 ce 4d 8d 7e 07 4d 85 f6 4d 0f 49 fe 49 c1 ef 03 <45> 85 ff 74 21 45 31 db 4b 8b 1c 19 48 85 db 75 41 49 83 c3 08 41
RSP: 0018:ffffc9000504fa10 EFLAGS: 00000202
RAX: 0000000000001401 RBX: 0000000000000002 RCX: ffffffff81d0d89c
RDX: 0000000000000001 RSI: 0000000000000200 RDI: ffffc9000504fa50
RBP: 0000000000000000 R08: dffffc0000000000 R09: fffff52000a09f50
R10: fffff52000a09f8a R11: 0000000000000006 R12: 0000000000000000
R13: ffffc9000504fd28 R14: 000000000000003a R15: 0000000000000007
 memset+0x1e/0x40 mm/kasan/shadow.c:44
 kasan_save_stack mm/kasan/common.c:42 [inline]
 kasan_set_track+0x3c/0x70 mm/kasan/common.c:52
 kasan_save_free_info+0x2d/0x50 mm/kasan/generic.c:516
 ____kasan_slab_free+0x126/0x1e0 mm/kasan/common.c:236
 kasan_slab_free include/linux/kasan.h:177 [inline]
 slab_free_hook mm/slub.c:1729 [inline]
 slab_free_freelist_hook+0x131/0x1a0 mm/slub.c:1755
 slab_free mm/slub.c:3687 [inline]
 kmem_cache_free+0xf7/0x290 mm/slub.c:3709
 file_free fs/file_table.c:56 [inline]
 __fput+0x619/0x920 fs/file_table.c:333
 task_work_run+0x1ca/0x250 kernel/task_work.c:203
 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline]
 exit_to_user_mode_loop+0xe6/0x110 kernel/entry/common.c:177
 exit_to_user_mode_prepare+0xee/0x180 kernel/entry/common.c:210
 __syscall_exit_to_user_mode_work kernel/entry/common.c:292 [inline]
 syscall_exit_to_user_mode+0x16/0x40 kernel/entry/common.c:303
 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:87
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f63f0f15a67
Code: 44 00 00 48 83 ec 10 48 63 ff 45 31 c9 45 31 c0 6a 01 31 c9 e8 ca 19 f9 ff 48 83 c4 18 c3 0f 1f 44 00 00 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 61 b3 0d 00 f7 d8 64 89 02 b8
RSP: 002b:00007fff96e0cf98 EFLAGS: 00000297 ORIG_RAX: 0000000000000003
RAX: 0000000000000000 RBX: 0000557349fb82e0 RCX: 00007f63f0f15a67
RDX: 00007f63f0fefea0 RSI: 0000557349fb84c0 RDI: 0000000000000009
RBP: 00007f63f0fefff0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000297 R12: 0000000000000000
R13: 00007fff96e0d3f0 R14: 0000000000000000 R15: 00005573231ec9dd
 </TASK>
----------------
Code disassembly (best guess):
   0:	3c 33                	cmp    $0x33,%al
   2:	00 0f                	add    %cl,(%rdi)
   4:	85 c7                	test   %eax,%edi
   6:	00 00                	add    %al,(%rax)
   8:	00 41 bb             	add    %al,-0x45(%rcx)
   b:	08 00                	or     %al,(%rax)
   d:	00 00                	add    %al,(%rax)
   f:	41 29 db             	sub    %ebx,%r11d
  12:	4d 01 d9             	add    %r11,%r9
  15:	4d 89 d6             	mov    %r10,%r14
  18:	4d 29 ce             	sub    %r9,%r14
  1b:	4d 8d 7e 07          	lea    0x7(%r14),%r15
  1f:	4d 85 f6             	test   %r14,%r14
  22:	4d 0f 49 fe          	cmovns %r14,%r15
  26:	49 c1 ef 03          	shr    $0x3,%r15
* 2a:	45 85 ff             	test   %r15d,%r15d <-- trapping instruction
  2d:	74 21                	je     0x50
  2f:	45 31 db             	xor    %r11d,%r11d
  32:	4b 8b 1c 19          	mov    (%r9,%r11,1),%rbx
  36:	48 85 db             	test   %rbx,%rbx
  39:	75 41                	jne    0x7c
  3b:	49 83 c3 08          	add    $0x8,%r11
  3f:	41                   	rex.B