------------[ cut here ]------------
workqueue: cannot queue hci_cmd_timeout on wq hci0
WARNING: CPU: 0 PID: 9022 at kernel/workqueue.c:2258 __queue_work+0xd62/0xfe0 kernel/workqueue.c:2256
Modules linked in:
CPU: 0 UID: 0 PID: 9022 Comm: dhcpcd-run-hook Not tainted 6.15.0-rc4-syzkaller-g7220eabff8cb #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
RIP: 0010:__queue_work+0xd62/0xfe0 kernel/workqueue.c:2256
Code: 42 80 3c 20 00 74 08 4c 89 ef e8 89 d8 96 00 49 8b 75 00 49 81 c7 78 01 00 00 48 c7 c7 e0 c7 69 8b 4c 89 fa e8 9f 40 f9 ff 90 <0f> 0b 90 90 e9 f1 f4 ff ff e8 c0 e2 34 00 90 0f 0b 90 e9 dd fc ff
RSP: 0018:ffffc90000007b08 EFLAGS: 00010046
RAX: 9d2c50c350641b00 RBX: 0000000000000100 RCX: ffff88802f4f5a00
RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000002
RBP: 1ffff1100b8c0e38 R08: ffff8880b8823e93 R09: 1ffff110171047d2
R10: dffffc0000000000 R11: ffffed10171047d3 R12: dffffc0000000000
R13: ffff888030364948 R14: 0000000000000008 R15: ffff88805c607178
FS:  00007f78f27bdc80(0000) GS:ffff8881260cc000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f78f29e1d90 CR3: 00000000687e6000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <IRQ>
 call_timer_fn+0x17b/0x5f0 kernel/time/timer.c:1789
 expire_timers kernel/time/timer.c:1835 [inline]
 __run_timers kernel/time/timer.c:2414 [inline]
 __run_timer_base+0x646/0x860 kernel/time/timer.c:2426
 run_timer_base kernel/time/timer.c:2435 [inline]
 run_timer_softirq+0xb7/0x180 kernel/time/timer.c:2445
 handle_softirqs+0x283/0x870 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:1049 [inline]
 sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1049
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:dentry_free+0x1/0x150 fs/dcache.c:420
Code: ff 48 83 c4 28 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc cc 0f 1f 40 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 <41> 57 41 56 41 54 53 48 89 fb 49 bf 00 00 00 00 00 fc ff df e8 86
RSP: 0018:ffffc90003a37848 EFLAGS: 00000293
RAX: ffffffff82381c4a RBX: ffff88806acde758 RCX: ffff88802f4f5a00
RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88806acde758
RBP: 0000000000000000 R08: ffff88806acde813 R09: 1ffff1100d59bd02
R10: dffffc0000000000 R11: ffffed100d59bd03 R12: ffff88806acde810
R13: ffff88807c0bba08 R14: dffffc0000000000 R15: ffff88807c311a70
 __dentry_kill+0x4d2/0x660 fs/dcache.c:679
 dput+0x19f/0x2b0 fs/dcache.c:902
 handle_mounts fs/namei.c:1640 [inline]
 step_into+0xa36/0xf30 fs/namei.c:1976
 lookup_last fs/namei.c:2636 [inline]
 path_lookupat+0x163/0x430 fs/namei.c:2660
 filename_lookup+0x212/0x570 fs/namei.c:2689
 vfs_statx+0xfb/0x550 fs/stat.c:350
 vfs_fstatat+0xe4/0x160 fs/stat.c:372
 __do_sys_newfstatat fs/stat.c:536 [inline]
 __se_sys_newfstatat fs/stat.c:530 [inline]
 __x64_sys_newfstatat+0x11c/0x1a0 fs/stat.c:530
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xf6/0x210 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f78f2977b0a
Code: 48 8b 15 f1 f2 0d 00 f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 41 89 ca b8 06 01 00 00 0f 05 <3d> 00 f0 ff ff 77 07 31 c0 c3 0f 1f 40 00 48 8b 15 b9 f2 0d 00 f7
RSP: 002b:00007ffeacf772d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000106
RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f78f2977b0a
RDX: 00007ffeacf772e8 RSI: 0000556a2acc2360 RDI: 00000000ffffff9c
RBP: 0000556a2acbb040 R08: 0000000000000001 R09: 3c00000040001201
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f78f2aff322
R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000000
 </TASK>
----------------
Code disassembly (best guess), 1 bytes skipped:
   0:	48 83 c4 28          	add    $0x28,%rsp
   4:	5b                   	pop    %rbx
   5:	41 5c                	pop    %r12
   7:	41 5d                	pop    %r13
   9:	41 5e                	pop    %r14
   b:	41 5f                	pop    %r15
   d:	5d                   	pop    %rbp
   e:	c3                   	ret
   f:	cc                   	int3
  10:	cc                   	int3
  11:	cc                   	int3
  12:	cc                   	int3
  13:	cc                   	int3
  14:	0f 1f 40 00          	nopl   0x0(%rax)
  18:	90                   	nop
  19:	90                   	nop
  1a:	90                   	nop
  1b:	90                   	nop
  1c:	90                   	nop
  1d:	90                   	nop
  1e:	90                   	nop
  1f:	90                   	nop
  20:	90                   	nop
  21:	90                   	nop
  22:	90                   	nop
  23:	90                   	nop
  24:	90                   	nop
  25:	90                   	nop
  26:	90                   	nop
  27:	90                   	nop
  28:	55                   	push   %rbp
* 29:	41 57                	push   %r15 <-- trapping instruction
  2b:	41 56                	push   %r14
  2d:	41 54                	push   %r12
  2f:	53                   	push   %rbx
  30:	48 89 fb             	mov    %rdi,%rbx
  33:	49 bf 00 00 00 00 00 	movabs $0xdffffc0000000000,%r15
  3a:	fc ff df
  3d:	e8                   	.byte 0xe8
  3e:	86                   	.byte 0x86