------------[ cut here ]------------
workqueue: cannot queue hci_cmd_timeout on wq hci4
WARNING: kernel/workqueue.c:2306 at __queue_work+0xd4a/0x10a0 kernel/workqueue.c:2305, CPU#0: syz.4.3335/18635
Modules linked in:
CPU: 0 UID: 0 PID: 18635 Comm: syz.4.3335 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
RIP: 0010:__queue_work+0xd66/0x10a0 kernel/workqueue.c:2305
Code: 49 81 c7 70 01 00 00 4c 8d 35 36 6b cd 0e 48 89 f8 48 c1 e8 03 80 3c 18 00 74 05 e8 14 ba 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: 0000:ffffc90000007bc8 EFLAGS: 00010046
RAX: 1ffff11007aee14e RBX: dffffc0000000000 RCX: ffff8880577b5d00
RDX: ffff88805576f970 RSI: ffffffff8ac1cf20 RDI: ffffffff905ab590
RBP: 0000000000000100 R08: ffffffff90578af7 R09: 1ffffffff20af15e
R10: dffffc0000000000 R11: ffffffff818d5180 R12: 0000000000000008
R13: ffff88803d770a58 R14: ffffffff905ab590 R15: ffff88805576f970
FS:  000055558d52e500(0000) GS:ffff888124f52000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000110c230000 CR3: 000000008a8e2000 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:bytes_is_nonzero mm/kasan/generic.c:98 [inline]
RIP: 0010:memory_is_nonzero mm/kasan/generic.c:115 [inline]
RIP: 0010:memory_is_poisoned_n mm/kasan/generic.c:140 [inline]
RIP: 0010:memory_is_poisoned mm/kasan/generic.c:172 [inline]
RIP: 0010:check_region_inline mm/kasan/generic.c:191 [inline]
RIP: 0010:kasan_check_range+0x97/0x2c0 mm/kasan/generic.c:200
Code: 00 fc ff df 4d 8d 34 19 4d 89 f4 4d 29 dc 49 83 fc 10 7f 29 4d 85 e4 0f 84 3d 01 00 00 4c 89 cb 48 f7 d3 4c 01 fb 41 80 3b 00 <0f> 85 9e 01 00 00 49 ff c3 48 ff c3 75 ee e9 1d 01 00 00 44 89 dd
RSP: 0000:ffffc900039df828 EFLAGS: 00000246
RAX: 1ffffffff34ff401 RBX: ffffffffffffffff RCX: ffffffff823fbdfd
RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88801ecb09e8
RBP: 0000000000000001 R08: ffff88801ecb09eb R09: 1ffff11003d9613d
R10: dffffc0000000000 R11: ffffed1003d9613d R12: 0000000000000001
R13: ffffffff823fbcb7 R14: ffffed1003d9613e R15: 1ffff11003d9613d
 instrument_atomic_read include/linux/instrumented.h:82 [inline]
 atomic_read include/linux/atomic/atomic-instrumented.h:32 [inline]
 page_table_check_set+0x26d/0x530 mm/page_table_check.c:120
 page_table_check_ptes_set include/linux/page_table_check.h:83 [inline]
 set_ptes include/linux/pgtable.h:447 [inline]
 set_pte_range+0x7ef/0x840 mm/memory.c:5588
 filemap_map_order0_folio mm/filemap.c:3874 [inline]
 filemap_map_pages+0xf35/0x2090 mm/filemap.c:3944
 do_fault_around mm/memory.c:5818 [inline]
 do_read_fault mm/memory.c:5851 [inline]
 do_fault mm/memory.c:5994 [inline]
 do_pte_missing+0x20ae/0x34b0 mm/memory.c:4566
 handle_pte_fault mm/memory.c:6379 [inline]
 __handle_mm_fault mm/memory.c:6517 [inline]
 handle_mm_fault+0x1b36/0x3080 mm/memory.c:6686
 do_user_addr_fault+0xa4d/0x1340 arch/x86/mm/fault.c:1343
 handle_page_fault arch/x86/mm/fault.c:1483 [inline]
 exc_page_fault+0x6a/0xc0 arch/x86/mm/fault.c:1536
 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:595
RIP: 0033:0x7f7f2ac72750
Code: 01 00 48 83 c0 01 48 39 f0 72 ef e9 89 fe ff ff 66 2e 0f 1f 84 00 00 00 00 00 48 8b 0d 31 f9 3a 00 31 c0 48 81 ce ff ff ff 3f <48> 3b 34 c1 74 14 48 83 c0 01 48 83 f8 04 0f 84 39 fe ff ff 48 3b
RSP: 002b:00007ffefacd0340 EFLAGS: 00010286
RAX: 0000000000000000 RBX: ffffffff81d88170 RCX: 000000110c230000
RDX: 0000000000000170 RSI: ffffffffbfffffff RDI: 0000000000000000
RBP: 0000000000000000 R08: 00007f7f2b010000 R09: 00007f7f2b012000
R10: 0000000081d88174 R11: 0000000000000000 R12: 00007f7f2b026038
R13: 0000000000000000 R14: ffffffff81d88170 R15: 00007f7f2bb55720
 </TASK>
----------------
Code disassembly (best guess):
   0:	49 81 c7 70 01 00 00 	add    $0x170,%r15
   7:	4c 8d 35 36 6b cd 0e 	lea    0xecd6b36(%rip),%r14        # 0xecd6b44
   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 14 ba a6 00       	call   0xa6ba34
  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