------------[ cut here ]------------
workqueue: cannot queue hci_cmd_timeout on wq hci1
WARNING: kernel/workqueue.c:2258 at __queue_work+0xd38/0xfb0 kernel/workqueue.c:2256, CPU#1: kworker/1:6/5918
Modules linked in:
CPU: 1 UID: 0 PID: 5918 Comm: kworker/1:6 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
Workqueue: usb_hub_wq hub_event
RIP: 0010:__queue_work+0xd38/0xfb0 kernel/workqueue.c:2256
Code: 42 80 3c 20 00 74 08 4c 89 ef e8 d3 c9 9b 00 49 8b 75 00 49 81 c7 78 01 00 00 48 c7 c7 a0 eb 69 8b 4c 89 fa e8 b9 31 f9 ff 90 <0f> 0b 90 90 e9 1a f5 ff ff e8 7a 1e 36 00 90 0f 0b 90 e9 dd fc ff
RSP: 0018:ffffc90000a08b10 EFLAGS: 00010046
RAX: a45544fb274e1800 RBX: 0000000000000100 RCX: ffff8880270ebc80
RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000002
RBP: 1ffff1100d8edd38 R08: ffff8880b8724293 R09: 1ffff110170e4852
R10: dffffc0000000000 R11: ffffed10170e4853 R12: dffffc0000000000
R13: ffff88807b478990 R14: 0000000000000008 R15: ffff88806c76e978
FS:  0000000000000000(0000) GS:ffff888125deb000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f86d0f722e0 CR3: 00000000761f6000 CR4: 00000000003526f0
Call Trace:
 <IRQ>
 call_timer_fn+0x17e/0x5f0 kernel/time/timer.c:1747
 expire_timers kernel/time/timer.c:1793 [inline]
 __run_timers kernel/time/timer.c:2372 [inline]
 __run_timer_base+0x646/0x860 kernel/time/timer.c:2384
 run_timer_base kernel/time/timer.c:2393 [inline]
 run_timer_softirq+0xb7/0x180 kernel/time/timer.c:2403
 handle_softirqs+0x286/0x870 kernel/softirq.c:622
 __do_softirq kernel/softirq.c:656 [inline]
 invoke_softirq kernel/softirq.c:496 [inline]
 __irq_exit_rcu+0xca/0x1f0 kernel/softirq.c:723
 irq_exit_rcu+0x9/0x30 kernel/softirq.c:739
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1052 [inline]
 sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1052
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
RIP: 0010:console_flush_all+0x7f4/0xb10 arch/x86/include/asm/irqflags.h:-1
Code: ff ff e8 2f b3 1f 00 90 0f 0b 90 e9 62 fc ff ff e8 21 b3 1f 00 e8 0c 2e b0 09 48 85 db 74 c0 e8 12 b3 1f 00 fb 48 8b 5c 24 18 <48> 8b 44 24 20 42 80 3c 20 00 74 08 48 89 df e8 28 5e 85 00 48 8b
RSP: 0018:ffffc9000528efa0 EFLAGS: 00000283
RAX: ffffffff81a0c40e RBX: ffffffff8e9823d8 RCX: 0000000000100000
RDX: ffffc90017b6c000 RSI: 000000000003fff3 RDI: 000000000003fff4
RBP: ffffc9000528f0f0 R08: ffffffff8f9ea777 R09: 1ffffffff1f3d4ee
R10: dffffc0000000000 R11: fffffbfff1f3d4ef R12: dffffc0000000000
R13: 0000000000000001 R14: 0000000000000000 R15: ffffffff8e982380
 __console_flush_and_unlock kernel/printk/printk.c:3258 [inline]
 console_unlock+0xbb/0x190 kernel/printk/printk.c:3298
 vprintk_emit+0x4c5/0x590 kernel/printk/printk.c:2423
 dev_vprintk_emit+0x337/0x3f0 drivers/base/core.c:4914
 dev_printk_emit+0xe0/0x130 drivers/base/core.c:4925
 _dev_info+0x10a/0x160 drivers/base/core.c:4983
 show_string drivers/usb/core/hub.c:2395 [inline]
 announce_device+0x1c1/0x2c0 drivers/usb/core/hub.c:2412
 usb_new_device+0x4ef/0x16f0 drivers/usb/core/hub.c:2670
 hub_port_connect drivers/usb/core/hub.c:5561 [inline]
 hub_port_connect_change drivers/usb/core/hub.c:5701 [inline]
 port_event drivers/usb/core/hub.c:5865 [inline]
 hub_event+0x2958/0x4a20 drivers/usb/core/hub.c:5947
 process_one_work kernel/workqueue.c:3263 [inline]
 process_scheduled_works+0xae1/0x17b0 kernel/workqueue.c:3346
 worker_thread+0x8a0/0xda0 kernel/workqueue.c:3427
 kthread+0x711/0x8a0 kernel/kthread.c:463
 ret_from_fork+0x4bc/0x870 arch/x86/kernel/process.c:158
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>
----------------
Code disassembly (best guess), 2 bytes skipped:
   0:	e8 2f b3 1f 00       	call   0x1fb334
   5:	90                   	nop
   6:	0f 0b                	ud2
   8:	90                   	nop
   9:	e9 62 fc ff ff       	jmp    0xfffffc70
   e:	e8 21 b3 1f 00       	call   0x1fb334
  13:	e8 0c 2e b0 09       	call   0x9b02e24
  18:	48 85 db             	test   %rbx,%rbx
  1b:	74 c0                	je     0xffffffdd
  1d:	e8 12 b3 1f 00       	call   0x1fb334
  22:	fb                   	sti
  23:	48 8b 5c 24 18       	mov    0x18(%rsp),%rbx
* 28:	48 8b 44 24 20       	mov    0x20(%rsp),%rax <-- trapping instruction
  2d:	42 80 3c 20 00       	cmpb   $0x0,(%rax,%r12,1)
  32:	74 08                	je     0x3c
  34:	48 89 df             	mov    %rbx,%rdi
  37:	e8 28 5e 85 00       	call   0x855e64
  3c:	48                   	rex.W
  3d:	8b                   	.byte 0x8b