------------[ cut here ]------------
workqueue: cannot queue hci_cmd_timeout on wq hci0
WARNING: kernel/workqueue.c:2306 at __queue_work+0xd4a/0x10a0 kernel/workqueue.c:2305, CPU#1: syz-executor/13990
Modules linked in:
CPU: 1 UID: 0 PID: 13990 Comm: syz-executor Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
RIP: 0010:__queue_work+0xd66/0x10a0 kernel/workqueue.c:2305
Code: 49 81 c7 70 01 00 00 4c 8d 35 16 4e cd 0e 48 89 f8 48 c1 e8 03 80 3c 18 00 74 05 e8 c4 ac a6 00 49 8b 75 18 4c 89 f7 4c 89 fa <67> 48 0f b9 3a 4c 89 e8 48 c1 e8 03 80 3c 18 00 74 08 4c 89 ef e8
RSP: 0018:ffffc90000a08bc8 EFLAGS: 00010046
RAX: 1ffff1100910194e RBX: dffffc0000000000 RCX: ffff888029185d00
RDX: ffff88807f0ec170 RSI: ffffffff8ac06500 RDI: ffffffff905a9790
RBP: 0000000000000100 R08: ffffffff90576cf7 R09: 1ffffffff20aed9e
R10: dffffc0000000000 R11: ffffffff818d50a0 R12: 0000000000000008
R13: ffff88804880ca58 R14: ffffffff905a9790 R15: ffff88807f0ec170
FS:  000055557754d500(0000) GS:ffff88812505a000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 0000000047b1c000 CR4: 00000000003526f0
Call Trace:
 <IRQ>
 call_timer_fn+0x192/0x5e0 kernel/time/timer.c:1748
 expire_timers kernel/time/timer.c:1794 [inline]
 __run_timers kernel/time/timer.c:2374 [inline]
 __run_timer_base+0x67e/0x8b0 kernel/time/timer.c:2386
 run_timer_base kernel/time/timer.c:2395 [inline]
 run_timer_softirq+0xb7/0x170 kernel/time/timer.c:2405
 handle_softirqs+0x225/0x840 kernel/softirq.c:622
 __do_softirq kernel/softirq.c:656 [inline]
 invoke_softirq kernel/softirq.c:496 [inline]
 __irq_exit_rcu+0xca/0x220 kernel/softirq.c:735
 irq_exit_rcu+0x9/0x30 kernel/softirq.c:752
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1062 [inline]
 sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1062
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:674
RIP: 0010:lock_is_held_type+0x106/0x150 kernel/locking/lockdep.c:5945
Code: 1a 00 00 b8 ff ff ff ff 65 0f c1 05 b4 7c 9e 07 83 f8 01 75 25 9c 58 a9 00 02 00 00 75 39 41 f7 c4 00 02 00 00 74 01 fb 89 d8 <5b> 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc cc 90 0f 0b 90 48 c7
RSP: 0018:ffffc90006f0f258 EFLAGS: 00000206
RAX: 0000000000000001 RBX: 0000000000000001 RCX: 0000000080000002
RDX: 0000000000000000 RSI: ffffffff8e4aebf3 RDI: ffffffff8c4bd280
RBP: 00000000ffffffff R08: ffffffff823facd6 R09: 0000000000000000
R10: 0000000000000000 R11: ffffffff8eb59c20 R12: 0000000000000246
R13: ffff888029185d00 R14: ffffffff8eb59c20 R15: 0000000000000003
 lookup_page_ext mm/page_ext.c:258 [inline]
 page_ext_lookup+0xe7/0x180 mm/page_ext.c:513
 page_ext_iter_begin include/linux/page_ext.h:133 [inline]
 page_table_check_set+0x214/0x510 mm/page_table_check.c:113
 page_table_check_ptes_set include/linux/page_table_check.h:83 [inline]
 set_ptes include/linux/pgtable.h:447 [inline]
 __copy_present_ptes mm/memory.c:1118 [inline]
 copy_present_ptes mm/memory.c:1197 [inline]
 copy_pte_range mm/memory.c:1320 [inline]
 copy_pmd_range+0x477a/0x5880 mm/memory.c:1408
 copy_pud_range mm/memory.c:1445 [inline]
 copy_p4d_range mm/memory.c:1469 [inline]
 copy_page_range+0xc26/0x1250 mm/memory.c:1555
 dup_mmap+0xf21/0x1d90 mm/mmap.c:1840
 dup_mm kernel/fork.c:1538 [inline]
 copy_mm+0x11a/0x480 kernel/fork.c:1590
 copy_process+0x1e99/0x43f0 kernel/fork.c:2288
 kernel_clone+0x2d7/0x940 kernel/fork.c:2747
 __do_sys_clone kernel/fork.c:2888 [inline]
 __se_sys_clone kernel/fork.c:2872 [inline]
 __x64_sys_clone+0x1b6/0x230 kernel/fork.c:2872
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0x174/0x580 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f5007bc68d2
Code: 89 e7 e8 71 8b f7 ff 45 31 c0 31 d2 31 f6 64 48 8b 04 25 10 00 00 00 bf 11 00 20 01 4c 8d 90 d0 02 00 00 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 66 89 c5 85 c0 75 3b 64 48 8b 04 25 10 00 00
RSP: 002b:00007ffddf43f350 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 00007ffddf43f350 RCX: 00007f5007bc68d2
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011
RBP: 00007ffddf43f4dc R08: 0000000000000000 R09: 0000000000000001
R10: 000055557754d7d0 R11: 0000000000000246 R12: 0000000000000001
R13: 00000000000927c0 R14: 000000000018fcb4 R15: 00007ffddf43f530
 </TASK>
----------------
Code disassembly (best guess):
   0:	49 81 c7 70 01 00 00 	add    $0x170,%r15
   7:	4c 8d 35 16 4e cd 0e 	lea    0xecd4e16(%rip),%r14        # 0xecd4e24
   e:	48 89 f8             	mov    %rdi,%rax
  11:	48 c1 e8 03          	shr    $0x3,%rax
  15:	80 3c 18 00          	cmpb   $0x0,(%rax,%rbx,1)
  19:	74 05                	je     0x20
  1b:	e8 c4 ac a6 00       	call   0xa6ace4
  20:	49 8b 75 18          	mov    0x18(%r13),%rsi
  24:	4c 89 f7             	mov    %r14,%rdi
  27:	4c 89 fa             	mov    %r15,%rdx
* 2a:	67 48 0f b9 3a       	ud1    (%edx),%rdi <-- trapping instruction
  2f:	4c 89 e8             	mov    %r13,%rax
  32:	48 c1 e8 03          	shr    $0x3,%rax
  36:	80 3c 18 00          	cmpb   $0x0,(%rax,%rbx,1)
  3a:	74 08                	je     0x44
  3c:	4c 89 ef             	mov    %r13,%rdi
  3f:	e8                   	.byte 0xe8