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workqueue: cannot queue hci_cmd_timeout on wq hci2
WARNING: CPU: 1 PID: 9237 at kernel/workqueue.c:2258 __queue_work+0xd62/0xfe0
Modules linked in:
CPU: 1 UID: 0 PID: 9237 Comm: syz.2.953 Not tainted 6.16.0-rc3-syzkaller-00159-g223e2288f4b8-dirty #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 69 0f 99 00 49 8b 75 00 49 81 c7 78 01 00 00 48 c7 c7 40 e1 89 8b 4c 89 fa e8 1f 34 f9 ff 90 <0f> 0b 90 90 e9 f1 f4 ff ff e8 80 8b 35 00 90 0f 0b 90 e9 dd fc ff
RSP: 0018:ffffc900001e0b08 EFLAGS: 00010046
RAX: e879395c45294f00 RBX: 0000000000000100 RCX: ffff88810f95d640
RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000002
RBP: 1ffff1100527d338 R08: ffff888136624293 R09: 1ffff11026cc4852
R10: dffffc0000000000 R11: ffffed1026cc4853 R12: dffffc0000000000
R13: ffff8881254cc988 R14: 0000000000000008 R15: ffff8880293e9978
FS:  0000555568956500(0000) GS:ffff8881a3c50000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00002000000011c0 CR3: 0000000110146000 CR4: 00000000000006f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
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:lockdep_unregister_key+0x2c5/0x310
Code: 65 48 8b 05 0d b9 fe 10 48 3b 44 24 10 0f 84 26 fe ff ff e8 7d 70 c8 09 e8 a8 71 c8 09 41 f7 c7 00 02 00 00 74 bd fb 40 84 ed <75> bc eb cd 90 0f 0b 90 e9 19 ff ff ff 90 0f 0b 90 e9 2a ff ff ff
RSP: 0018:ffffc90002c7f938 EFLAGS: 00000202
RAX: e879395c45294f00 RBX: 0000000000000000 RCX: e879395c45294f00
RDX: ffffffff9360b358 RSI: ffffffff8d995ac4 RDI: ffffffff8be28d40
RBP: ffff888109d30201 R08: 0000000000000000 R09: ffffffff81ab3138
R10: dffffc0000000000 R11: fffffbfff1f4219f R12: 0000000000000000
R13: 0000000000001000 R14: 0000000000000000 R15: 0000000000000a06
 __qdisc_destroy+0x166/0x420
 dev_shutdown+0x34c/0x440
 unregister_netdevice_many_notify+0xea7/0x2320
 unregister_netdevice_queue+0x33c/0x380
 __tun_detach+0xda4/0x1560
 tun_chr_close+0x10a/0x1c0
 __fput+0x44c/0xa70
 task_work_run+0x1d4/0x260
 exit_to_user_mode_loop+0xec/0x110
 do_syscall_64+0x2bd/0x3b0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f134f78e929
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:00007ffeeee0d9f8 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4
RAX: 0000000000000000 RBX: 0000000000022382 RCX: 00007f134f78e929
RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003
RBP: 00007f134f9b7ba0 R08: 0000000000000001 R09: 0000000ceee0dcef
R10: 00007f134f600000 R11: 0000000000000246 R12: 00007f134f9b5fac
R13: 00007f134f9b5fa0 R14: ffffffffffffffff R15: 00007ffeeee0db10
 </TASK>
