------------[ cut here ]------------
WARNING: CPU: 0 PID: 18681 at kernel/workqueue.c:1453 __queue_work+0xbaf/0xd00
Modules linked in:
CPU: 0 PID: 18681 Comm: syz.0.3498 Not tainted 5.15.167-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
RIP: 0010:__queue_work+0xbaf/0xd00 kernel/workqueue.c:1453
Code: 7c 24 10 e8 d3 61 77 00 e9 1c fd ff ff e8 b9 97 2d 00 89 ee 48 c7 c7 a0 18 7d 8c e8 bb 66 d8 02 e9 64 fc ff ff e8 a1 97 2d 00 <0f> 0b 48 83 c4 50 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 8b 97 2d 00
RSP: 0018:ffffc90000007b18 EFLAGS: 00010046
RAX: ffffffff8152c2cf RBX: 00000000000b0012 RCX: ffff888029935940
RDX: 0000000000000100 RSI: 0000000000000100 RDI: 0000000000000000
RBP: 0000000000010000 R08: ffffffff8153a605 R09: fffffbfff1bd2c16
R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000
R13: ffff888077b82000 R14: 0000000000000008 R15: 000000010001fc01
FS: 00007f905bb616c0(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 0000000066d22000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
call_timer_fn+0x16d/0x560 kernel/time/timer.c:1451
expire_timers kernel/time/timer.c:1491 [inline]
__run_timers+0x6a8/0x890 kernel/time/timer.c:1767
run_timer_softirq+0x63/0xf0 kernel/time/timer.c:1780
handle_softirqs+0x3a7/0x930 kernel/softirq.c:558
__do_softirq kernel/softirq.c:592 [inline]
invoke_softirq kernel/softirq.c:432 [inline]
__irq_exit_rcu+0x157/0x240 kernel/softirq.c:641
irq_exit_rcu+0x5/0x20 kernel/softirq.c:653
sysvec_apic_timer_interrupt+0x91/0xb0 arch/x86/kernel/apic/apic.c:1096
asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:638
RIP: 0010:__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:161 [inline]
RIP: 0010:_raw_spin_unlock_irqrestore+0xd4/0x130 kernel/locking/spinlock.c:194
Code: 9c 8f 44 24 20 42 80 3c 23 00 74 08 4c 89 f7 e8 f2 3e 8c f7 f6 44 24 21 02 75 4e 41 f7 c7 00 02 00 00 74 01 fb bf 01 00 00 00 87 87 19 f7 65 8b 05 08 8a c4 75 85 c0 74 3f 48 c7 04 24 0e 36
RSP: 0018:ffffc90002df72a0 EFLAGS: 00000206
RAX: fdc5c618734e8a00 RBX: 1ffff920005bee58 RCX: ffffffff81631ae8
RDX: dffffc0000000000 RSI: ffffffff8a8b2b00 RDI: 0000000000000001
RBP: ffffc90002df7330 R08: dffffc0000000000 R09: fffffbfff20e2421
R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000
R13: 1ffff920005bee54 R14: ffffc90002df72c0 R15: 0000000000000246
spin_unlock_irqrestore include/linux/spinlock.h:418 [inline]
unlock_page_lruvec_irqrestore include/linux/memcontrol.h:1538 [inline]
__pagevec_lru_add+0x155a/0x18d0 mm/swap.c:1055
lru_cache_add+0x556/0x7e0 mm/swap.c:453
shmem_getpage_gfp+0x1b6f/0x3190 mm/shmem.c:1945
shmem_fault+0x1d7/0x700 mm/shmem.c:2118
__do_fault+0x139/0x340 mm/memory.c:3898
do_read_fault mm/memory.c:4234 [inline]
do_fault mm/memory.c:4362 [inline]
handle_pte_fault mm/memory.c:4620 [inline]
__handle_mm_fault mm/memory.c:4755 [inline]
handle_mm_fault+0x376f/0x5960 mm/memory.c:4853
faultin_page mm/gup.c:976 [inline]
__get_user_pages+0x4ed/0x11d0 mm/gup.c:1197
populate_vma_page_range+0x215/0x2a0 mm/gup.c:1529
__mm_populate+0x2a5/0x4a0 mm/gup.c:1638
mm_populate include/linux/mm.h:2632 [inline]
vm_mmap_pgoff+0x22b/0x2d0 mm/util.c:556
ksys_mmap_pgoff+0x13e/0x780 mm/mmap.c:1624
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f905d6e8ef9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f905bb61038 EFLAGS: 00000246 ORIG_RAX: 0000000000000009
RAX: ffffffffffffffda RBX: 00007f905d8a0f80 RCX: 00007f905d6e8ef9
RDX: b635773f06ebbeee RSI: 0000000000b36000 RDI: 0000000020000000
RBP: 00007f905d75bb76 R08: ffffffffffffffff R09: 0000000000000000
R10: 0000000000008031 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f905d8a0f80 R15: 00007ffd71113968
----------------
Code disassembly (best guess):
0: 9c pushf
1: 8f 44 24 20 pop 0x20(%rsp)
5: 42 80 3c 23 00 cmpb $0x0,(%rbx,%r12,1)
a: 74 08 je 0x14
c: 4c 89 f7 mov %r14,%rdi
f: e8 f2 3e 8c f7 call 0xf78c3f06
14: f6 44 24 21 02 testb $0x2,0x21(%rsp)
19: 75 4e jne 0x69
1b: 41 f7 c7 00 02 00 00 test $0x200,%r15d
22: 74 01 je 0x25
24: fb sti
25: bf 01 00 00 00 mov $0x1,%edi
* 2a: e8 87 87 19 f7 call 0xf71987b6 <-- trapping instruction
2f: 65 8b 05 08 8a c4 75 mov %gs:0x75c48a08(%rip),%eax # 0x75c48a3e
36: 85 c0 test %eax,%eax
38: 74 3f je 0x79
3a: 48 rex.W
3b: c7 .byte 0xc7
3c: 04 24 add $0x24,%al
3e: 0e (bad)
3f: 36 ss