------------[ cut here ]------------
workqueue: cannot queue hci_conn_timeout on wq hci5
WARNING: CPU: 1 PID: 19065 at kernel/workqueue.c:2256 __queue_work+0xd38/0xfb0 kernel/workqueue.c:2254
Modules linked in:
CPU: 1 UID: 0 PID: 19065 Comm: syz.3.1569 Not tainted 6.17.0-rc2-syzkaller-00028-gbe48bcf004f9 #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
RIP: 0010:__queue_work+0xd38/0xfb0 kernel/workqueue.c:2254
Code: 42 80 3c 20 00 74 08 4c 89 ef e8 03 04 99 00 49 8b 75 00 49 81 c7 78 01 00 00 48 c7 c7 e0 de 89 8b 4c 89 fa e8 49 3a f9 ff 90 <0f> 0b 90 90 e9 1a f5 ff ff e8 8a 9a 35 00 90 0f 0b 90 e9 dd fc ff
RSP: 0018:ffffc90000a08b10 EFLAGS: 00010046
RAX: 7ae2d0c7f6cb8200 RBX: 0000000000000100 RCX: ffff888021343c00
RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000002
RBP: 1ffff1100641a138 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffffbfff1bfa1ec R12: dffffc0000000000
R13: ffff88807af64960 R14: 0000000000000008 R15: ffff8880320d0978
FS:  00007f9c60d7c6c0(0000) GS:ffff888125d1b000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000110c38ff4c CR3: 000000005e54d000 CR4: 0000000000350ef0
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:579
 __do_softirq kernel/softirq.c:613 [inline]
 invoke_softirq kernel/softirq.c:453 [inline]
 __irq_exit_rcu+0xca/0x1f0 kernel/softirq.c:680
 irq_exit_rcu+0x9/0x30 kernel/softirq.c:696
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1050 [inline]
 sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1050
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:preempt_schedule_irq+0xb0/0x150 kernel/sched/core.c:7288
Code: 24 20 f6 44 24 21 02 74 0c 90 0f 0b 48 f7 03 08 00 00 00 74 64 bf 01 00 00 00 e8 5b 58 15 f6 e8 66 b1 4c f6 fb bf 01 00 00 00 <e8> 5b ab ff ff 48 c7 44 24 40 00 00 00 00 9c 8f 44 24 40 8b 44 24
RSP: 0018:ffffc9000c3074a0 EFLAGS: 00000286
RAX: 7ae2d0c7f6cb8200 RBX: 0000000000000000 RCX: 7ae2d0c7f6cb8200
RDX: 0000000000000000 RSI: ffffffff8be336e0 RDI: 0000000000000001
RBP: ffffc9000c307540 R08: ffffffff8fa38337 R09: 1ffffffff1f47066
R10: dffffc0000000000 R11: fffffbfff1f47067 R12: 0000000000000000
R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff92001860e94
 irqentry_exit+0x6f/0x90 kernel/entry/common.c:197
 asm_sysvec_call_function_single+0x1a/0x20 arch/x86/include/asm/idtentry.h:709
RIP: 0010:__skb_datagram_iter+0x640/0x990 net/core/datagram.c:449
Code: 00 00 e8 43 3a 61 f8 e9 39 02 00 00 e8 39 3a 61 f8 eb 13 e8 32 3a 61 f8 8b 6c 24 34 49 bd 00 00 00 00 00 fc ff df 4c 8b 24 24 <48> 83 c3 08 48 89 d8 48 c1 e8 03 42 80 3c 28 00 74 08 48 89 df e8
RSP: 0018:ffffc9000c307600 EFLAGS: 00000246
RAX: ffffffff895e7047 RBX: ffff888032a92cc0 RCX: 0000000000080000
RDX: ffffc90010376000 RSI: 000000000007ffff RDI: 0000000000080000
RBP: 0000000000000000 R08: 0000000000000000 R09: ffffffff895e7710
R10: dffffc0000000000 R11: fffffbfff1f47067 R12: 0000000000000000
R13: dffffc0000000000 R14: 0000000000000000 R15: 0000000000000000
 skb_copy_datagram_iter+0xc5/0x230 net/core/datagram.c:535
 skb_copy_datagram_msg include/linux/skbuff.h:4167 [inline]
 __unix_dgram_recvmsg+0x640/0xd60 net/unix/af_unix.c:2643
 sock_recvmsg_nosec+0x186/0x1c0 net/socket.c:1065
 ____sys_recvmsg+0x3aa/0x460 net/socket.c:2832
 ___sys_recvmsg+0x1b5/0x510 net/socket.c:2876
 do_recvmmsg+0x307/0x770 net/socket.c:2971
 __sys_recvmmsg net/socket.c:3045 [inline]
 __do_sys_recvmmsg net/socket.c:3068 [inline]
 __se_sys_recvmmsg net/socket.c:3061 [inline]
 __x64_sys_recvmmsg+0x190/0x240 net/socket.c:3061
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f9c5ff8ebe9
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:00007f9c60d7c038 EFLAGS: 00000246 ORIG_RAX: 000000000000012b
RAX: ffffffffffffffda RBX: 00007f9c601b6090 RCX: 00007f9c5ff8ebe9
RDX: 0000000000010106 RSI: 00002000000000c0 RDI: 0000000000000005
RBP: 00007f9c60011e19 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000002 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f9c601b6128 R14: 00007f9c601b6090 R15: 00007ffca4b07b68
 </TASK>
----------------
Code disassembly (best guess):
   0:	24 20                	and    $0x20,%al
   2:	f6 44 24 21 02       	testb  $0x2,0x21(%rsp)
   7:	74 0c                	je     0x15
   9:	90                   	nop
   a:	0f 0b                	ud2
   c:	48 f7 03 08 00 00 00 	testq  $0x8,(%rbx)
  13:	74 64                	je     0x79
  15:	bf 01 00 00 00       	mov    $0x1,%edi
  1a:	e8 5b 58 15 f6       	call   0xf615587a
  1f:	e8 66 b1 4c f6       	call   0xf64cb18a
  24:	fb                   	sti
  25:	bf 01 00 00 00       	mov    $0x1,%edi
* 2a:	e8 5b ab ff ff       	call   0xffffab8a <-- trapping instruction
  2f:	48 c7 44 24 40 00 00 	movq   $0x0,0x40(%rsp)
  36:	00 00
  38:	9c                   	pushf
  39:	8f 44 24 40          	pop    0x40(%rsp)
  3d:	8b                   	.byte 0x8b
  3e:	44                   	rex.R
  3f:	24                   	.byte 0x24