------------[ cut here ]------------ workqueue: cannot queue hci_cmd_timeout on wq hci0 WARNING: CPU: 0 PID: 5218 at kernel/workqueue.c:2255 __queue_work+0xd03/0x1160 kernel/workqueue.c:2254 Modules linked in: CPU: 0 UID: 0 PID: 5218 Comm: udevd Not tainted 6.16.0-syzkaller-11743-g6bcdbd62bd56 #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 RIP: 0010:__queue_work+0xd03/0x1160 kernel/workqueue.c:2254 Code: 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 4b 04 00 00 48 8b 75 18 4c 89 fa 48 c7 c7 c0 00 ac 8b e8 1e 1e f7 ff 90 <0f> 0b 90 90 e9 2f f7 ff ff e8 6f 7f 38 00 90 0f 0b 90 e9 b4 f5 ff RSP: 0018:ffffc90000007be8 EFLAGS: 00010082 RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff817a3358 RDX: ffff888022e8a440 RSI: ffffffff817a3365 RDI: 0000000000000001 RBP: ffff888027eb4970 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000000 R11: fffffffffffed3c0 R12: 1ffff92000000f8f R13: 0000000000000100 R14: ffffffff81832500 R15: ffff8880312e2178 FS: 00007f606776a880(0000) GS:ffff8881246c6000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b30efbff8 CR3: 00000000340a3000 CR4: 00000000003526f0 DR0: 0000000000000007 DR1: 000000000000000b DR2: 0000000000000002 DR3: 0000000000000009 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Call Trace: call_timer_fn+0x19a/0x620 kernel/time/timer.c:1747 expire_timers kernel/time/timer.c:1793 [inline] __run_timers+0x569/0x960 kernel/time/timer.c:2372 __run_timer_base kernel/time/timer.c:2384 [inline] __run_timer_base kernel/time/timer.c:2376 [inline] run_timer_base+0x114/0x190 kernel/time/timer.c:2393 run_timer_softirq+0x1a/0x40 kernel/time/timer.c:2403 handle_softirqs+0x216/0x8e0 kernel/softirq.c:579 __do_softirq kernel/softirq.c:613 [inline] invoke_softirq kernel/softirq.c:453 [inline] __irq_exit_rcu+0x109/0x170 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+0xa4/0xc0 arch/x86/kernel/apic/apic.c:1050 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:kasan_check_range+0x12/0x1b0 mm/kasan/generic.c:188 Code: 00 00 00 00 0f 1f 40 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 48 85 f6 0f 84 64 01 00 00 48 89 f8 41 54 <44> 0f b6 c2 48 01 f0 55 53 0f 82 d7 00 00 00 eb 0f cc cc cc 48 b8 RSP: 0018:ffffc9000420fa88 EFLAGS: 00000202 RAX: ffff888140aa5db8 RBX: 000000000000006c RCX: ffffffff84a033b4 RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffff888140aa5db8 RBP: dffffc0000000000 R08: 0000000000000003 R09: 0000000000000100 R10: 000000000000006c R11: 0000000000000000 R12: ffffc9000420fbc0 R13: ffff888140aa5db0 R14: 000000000000006c R15: 0000000000000000 instrument_atomic_read include/linux/instrumented.h:68 [inline] _test_bit include/asm-generic/bitops/instrumented-non-atomic.h:141 [inline] tomoyo_check_acl+0x2e4/0x410 security/tomoyo/domain.c:184 tomoyo_path_permission security/tomoyo/file.c:586 [inline] tomoyo_path_permission+0x1ff/0x3b0 security/tomoyo/file.c:573 tomoyo_path_perm+0x362/0x460 security/tomoyo/file.c:838 security_inode_getattr+0x116/0x290 security/security.c:2377 vfs_getattr fs/stat.c:259 [inline] vfs_fstat+0x4b/0xe0 fs/stat.c:281 __do_sys_newfstat+0x87/0x100 fs/stat.c:555 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xcd/0x4c0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f6067111ad7 Code: 73 01 c3 48 8b 0d 21 f3 0d 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 05 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 f1 f2 0d 00 f7 d8 64 89 02 b8 RSP: 002b:00007ffcff429358 EFLAGS: 00000206 ORIG_RAX: 0000000000000005 RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f6067111ad7 RDX: 0000000000090800 RSI: 00007ffcff429360 RDI: 000000000000000c RBP: 00007ffcff429360 R08: 00000000000001d0 R09: 0000000000000003 R10: 0000000000000000 R11: 0000000000000206 R12: 00005643e283c1a0 R13: 0000000000000100 R14: 0000000000000000 R15: 00007ffcff429650 ---------------- Code disassembly (best guess): 0: 00 00 add %al,(%rax) 2: 00 00 add %al,(%rax) 4: 0f 1f 40 00 nopl 0x0(%rax) 8: 90 nop 9: 90 nop a: 90 nop b: 90 nop c: 90 nop d: 90 nop e: 90 nop f: 90 nop 10: 90 nop 11: 90 nop 12: 90 nop 13: 90 nop 14: 90 nop 15: 90 nop 16: 90 nop 17: 90 nop 18: 66 0f 1f 00 nopw (%rax) 1c: 48 85 f6 test %rsi,%rsi 1f: 0f 84 64 01 00 00 je 0x189 25: 48 89 f8 mov %rdi,%rax 28: 41 54 push %r12 * 2a: 44 0f b6 c2 movzbl %dl,%r8d <-- trapping instruction 2e: 48 01 f0 add %rsi,%rax 31: 55 push %rbp 32: 53 push %rbx 33: 0f 82 d7 00 00 00 jb 0x110 39: eb 0f jmp 0x4a 3b: cc int3 3c: cc int3 3d: cc int3 3e: 48 rex.W 3f: b8 .byte 0xb8