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WARNING: CPU: 0 PID: 5332 at kernel/workqueue.c:1441 __queue_work+0xddc/0xf90
Modules linked in:
CPU: 0 PID: 5332 Comm: syz-executor Not tainted 6.1.115-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
RIP: 0010:__queue_work+0xddc/0xf90 kernel/workqueue.c:1441
Code: 8b 3c 24 e8 e6 76 88 00 e9 d9 fc ff ff e8 0c f4 30 00 89 ee 48 c7 c7 80 99 1d 8d e8 6e 5a 0b 03 e9 1e fc ff ff e8 f4 f3 30 00 <0f> 0b 48 83 c4 50 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 de f3 30 00
RSP: 0000:ffffc90000007af8 EFLAGS: 00010046
RAX: ffffffff81599f5c RBX: 00000000000b0012 RCX: ffff88802b819dc0
RDX: 0000000000000100 RSI: 0000000000000100 RDI: 0000000000000000
RBP: 0000000000010000 R08: ffffffff815a8d05 R09: fffffbfff1d34076
R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000
R13: dffffc0000000000 R14: 0000000000000008 R15: ffff88802fe42800
FS: 0000000000000000(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000110c3e1aa1 CR3: 000000002442b000 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
handle_softirqs+0x2ee/0xa40 kernel/softirq.c:571
__do_softirq kernel/softirq.c:605 [inline]
invoke_softirq kernel/softirq.c:445 [inline]
__irq_exit_rcu+0x157/0x240 kernel/softirq.c:654
irq_exit_rcu+0x5/0x20 kernel/softirq.c:666
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
asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:691
RIP: 0010:__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [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 12 7f 30 f7 f6 44 24 21 02 75 4e 41 f7 c7 00 02 00 00 74 01 fb bf 01 00 00 00 a7 ef ac f6 65 8b 05 08 d8 50 75 85 c0 74 3f 48 c7 04 24 0e 36
RSP: 0000:ffffc90003c477c0 EFLAGS: 00000206
RAX: 0a1d223cf357e100 RBX: 1ffff92000788efc RCX: ffffffff816b09aa
RDX: dffffc0000000000 RSI: ffffffff8b0c02c0 RDI: 0000000000000001
RBP: ffffc90003c47850 R08: dffffc0000000000 R09: fffffbfff224604d
R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000
R13: 1ffff92000788ef8 R14: ffffc90003c477e0 R15: 0000000000000246
flush_workqueue_prep_pwqs+0x424/0x4b0 kernel/workqueue.c:2788
__flush_workqueue+0x54a/0x1610 kernel/workqueue.c:2838
drain_workqueue+0xc5/0x390 kernel/workqueue.c:2977
hci_dev_close_sync+0x47d/0x1020 net/bluetooth/hci_sync.c:5051
hci_dev_do_close net/bluetooth/hci_core.c:510 [inline]
hci_unregister_dev+0x207/0x500 net/bluetooth/hci_core.c:2707
vhci_release+0x7f/0xd0 drivers/bluetooth/hci_vhci.c:573
__fput+0x3f6/0x8d0 fs/file_table.c:320
task_work_run+0x246/0x300 kernel/task_work.c:203
exit_task_work include/linux/task_work.h:39 [inline]
do_exit+0xa73/0x26a0 kernel/exit.c:871
do_group_exit+0x202/0x2b0 kernel/exit.c:1021
__do_sys_exit_group kernel/exit.c:1032 [inline]
__se_sys_exit_group kernel/exit.c:1030 [inline]
__x64_sys_exit_group+0x3b/0x40 kernel/exit.c:1030
do_syscall_x64 arch/x86/entry/common.c:51 [inline]
do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:81
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f1d9e97e719
Code: Unable to access opcode bytes at 0x7f1d9e97e6ef.
RSP: 002b:00007ffce445aba8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1d9e97e719
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000043
RBP: 00007f1d9e9de5b0 R08: 00007ffce4458947 R09: 0000000000000003
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 0000000000000003 R14: 00000000ffffffff R15: 00007ffce445ad50
----------------
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 12 7f 30 f7 call 0xf7307f26
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 a7 ef ac f6 call 0xf6acefd6 <-- trapping instruction
2f: 65 8b 05 08 d8 50 75 mov %gs:0x7550d808(%rip),%eax # 0x7550d83e
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