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workqueue: cannot queue hci_cmd_timeout on wq hci1
WARNING: kernel/workqueue.c:2271 at __queue_work+0xd53/0x1020, CPU#0: pool_workqueue_/3
Modules linked in:
CPU: 0 UID: 0 PID: 3 Comm: pool_workqueue_ Tainted: G             L      syzkaller #0 PREEMPT(full) 
Tainted: [L]=SOFTLOCKUP
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
RIP: 0010:__queue_work+0xd7e/0x1020
Code: 83 c5 18 4c 89 e8 48 c1 e8 03 42 80 3c 20 00 74 08 4c 89 ef e8 d3 5f a1 00 49 8b 75 00 49 81 c7 78 01 00 00 4c 89 f7 4c 89 fa <67> 48 0f b9 3a 48 83 c4 58 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc
RSP: 0018:ffffc90000007c10 EFLAGS: 00010086
RAX: 1ffff11033eb7151 RBX: 0000000000000008 RCX: ffff888102aa9d40
RDX: ffff8881ad7eb178 RSI: ffffffff8a9d7bb0 RDI: ffffffff9014dd70
RBP: 0000000000000100 R08: ffffffff9011e6b7 R09: 1ffffffff2023cd6
R10: dffffc0000000000 R11: ffffffff818d5e10 R12: dffffc0000000000
R13: ffff88819f5b8a88 R14: ffffffff9014dd70 R15: ffff8881ad7eb178
FS:  0000000000000000(0000) GS:ffff88818de62000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000555562436a28 CR3: 000000001216a000 CR4: 00000000000006f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <IRQ>
 call_timer_fn+0x192/0x640
 __run_timer_base+0x67e/0x8b0
 run_timer_softirq+0xb7/0x170
 handle_softirqs+0x22a/0x870
 __irq_exit_rcu+0x5f/0x150
 irq_exit_rcu+0x9/0x30
 sysvec_apic_timer_interrupt+0xa6/0xc0
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20
RIP: 0010:preempt_schedule_irq+0x48/0xa0
Code: 49 be 00 00 00 00 00 fc ff df eb 09 48 f7 03 10 00 00 00 74 53 bf 01 00 00 00 e8 a3 6e e6 f5 e8 4e 0a 20 f6 fb bf 01 00 00 00 <e8> c3 a6 ff ff 9c 58 fa a9 00 02 00 00 74 05 e8 24 0c 20 f6 bf 01
RSP: 0018:ffffc90000087b70 EFLAGS: 00000202
RAX: 0000000000014f25 RBX: 0000000000000000 RCX: 0000000000000001
RDX: 0000000000000000 RSI: ffffffff8defc9db RDI: 0000000000000001
RBP: 0000000000000000 R08: ffffffff9011e6b7 R09: 1ffffffff2023cd6
R10: dffffc0000000000 R11: fffffbfff2023cd7 R12: 0000000000000000
R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
 irqentry_exit+0x599/0x620
 asm_sysvec_call_function_single+0x1a/0x20
RIP: 0010:lockdep_unregister_key+0x2d5/0x350
Code: 71 0b 09 00 89 c6 48 c7 c7 d0 38 24 96 e8 43 24 0d 0a 90 e9 65 fe ff ff e8 98 7e 0a 0a 41 f7 c7 00 02 00 00 74 b3 fb 40 84 ed <75> b2 eb c3 90 0f 0b 90 e9 26 ff ff ff 90 0f 0b 90 e9 2e ff ff ff
RSP: 0018:ffffc90000087c90 EFLAGS: 00000246
RAX: 0000000000000046 RBX: ffff888113d9d938 RCX: 0000000000000046
RDX: ffffffff93dfb438 RSI: ffffffff8df15f57 RDI: ffffffff8c27f880
RBP: ffff888102aa9d00 R08: ffffffff81aef938 R09: ffffffff8e75e620
R10: dffffc0000000000 R11: fffffbfff2023cd7 R12: 0000000000000000
R13: ffff888113d9d939 R14: 0000000000001000 R15: 0000000000000a03
 pwq_release_workfn+0x6ea/0x880
 kthread_worker_fn+0x509/0xb70
 kthread+0x388/0x470
 ret_from_fork+0x51e/0xb90
 ret_from_fork_asm+0x1a/0x30
 </TASK>
