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workqueue: cannot queue hci_cmd_timeout on wq hci0
WARNING: CPU: 1 PID: 8914 at kernel/workqueue.c:2258 __queue_work+0xd62/0xfe0
Modules linked in:
CPU: 1 UID: 0 PID: 8914 Comm: syz-executor Not tainted 6.16.0-rc5-syzkaller-00159-g47c84997c686 #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
RIP: 0010:__queue_work+0xd62/0xfe0
Code: 42 80 3c 20 00 74 08 4c 89 ef e8 19 d7 98 00 49 8b 75 00 49 81 c7 78 01 00 00 48 c7 c7 00 e9 89 8b 4c 89 fa e8 1f 34 f9 ff 90 <0f> 0b 90 90 e9 f1 f4 ff ff e8 40 54 35 00 90 0f 0b 90 e9 dd fc ff
RSP: 0018:ffffc900001e0b08 EFLAGS: 00010046
RAX: eff860ad2cd73500 RBX: 0000000000000100 RCX: ffff888106fc9cc0
RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000002
RBP: 1ffff110228b4838 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffffbfff1bfaa64 R12: dffffc0000000000
R13: ffff88803ef10988 R14: 0000000000000008 R15: ffff8881145a4178
FS:  00005555682e6500(0000) GS:ffff8881a3c1b000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffd5f1b8fe8 CR3: 000000011e5c6000 CR4: 00000000000006f0
Call Trace:
 <IRQ>
 call_timer_fn+0x17e/0x5f0
 __run_timer_base+0x646/0x860
 run_timer_softirq+0xb7/0x180
 handle_softirqs+0x286/0x870
 __irq_exit_rcu+0xca/0x1f0
 irq_exit_rcu+0x9/0x30
 sysvec_apic_timer_interrupt+0xa6/0xc0
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20
RIP: 0010:complete+0x0/0x1b0
Code: 07 80 c1 03 38 c1 0f 8c b7 fe ff ff 4c 89 e7 e8 46 65 88 00 e9 aa fe ff ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 <f3> 0f 1e fa 55 41 57 41 56 41 55 41 54 53 50 49 89 fc 48 bd 00 00
RSP: 0018:ffffc900025cf7d8 EFLAGS: 00000286
RAX: 1ffff110228b4818 RBX: 0000000000000001 RCX: ffff888106fc9cc0
RDX: 0000000000000000 RSI: 0000000000000001 RDI: ffffc900025cf918
RBP: dffffc0000000000 R08: ffff8881145a40bb R09: 1ffff110228b4817
R10: dffffc0000000000 R11: ffffed10228b4818 R12: ffff8881145a4000
R13: ffff8881145a40c0 R14: 0000000000000000 R15: ffff88811c26dc10
 flush_workqueue_prep_pwqs+0x475/0x4f0
 __flush_workqueue+0x44e/0x14b0
 drain_workqueue+0xd3/0x390
 hci_dev_close_sync+0x659/0x1330
 hci_unregister_dev+0x21a/0x510
 vhci_release+0x80/0xd0
 __fput+0x44c/0xa70
 task_work_run+0x1d4/0x260
 do_exit+0x6b5/0x22e0
 do_group_exit+0x21c/0x2d0
 __x64_sys_exit_group+0x3f/0x40
 x64_sys_call+0x21ba/0x21c0
 do_syscall_64+0xfa/0x3b0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7efc1758e929
Code: Unable to access opcode bytes at 0x7efc1758e8ff.
RSP: 002b:00007ffd5f1bb748 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007efc1758e929
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000043
RBP: 00007efc175ee8f0 R08: 00007ffd5f1b94e7 R09: 0000000000000003
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 0000000000000003 R14: 00000000ffffffff R15: 00007ffd5f1bb900
 </TASK>
