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workqueue: cannot queue hci_cmd_timeout on wq hci1
WARNING: kernel/workqueue.c:2305 at __queue_work+0xd2d/0x12b0 kernel/workqueue.c:2304, CPU#1: swapper/1/0
Modules linked in:
CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Tainted: G L syzkaller #0 PREEMPT(full)
Tainted: [L]=SOFTLOCKUP
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
RIP: 0010:__queue_work+0xd31/0x12b0 kernel/workqueue.c:2304
Code: 00 00 00 fc ff df 49 8d 94 24 70 01 00 00 48 89 f9 48 c1 e9 03 80 3c 01 00 0f 85 52 05 00 00 48 8d 3d e3 9b 56 0f 48 8b 75 18 <67> 48 0f b9 3a 48 b8 00 00 00 00 00 fc ff df 48 89 ea 48 c1 ea 03
RSP: 0000:ffffc90000590be0 EFLAGS: 00010046
RAX: dffffc0000000000 RBX: 0000000000000100 RCX: 1ffff1100a1ae14e
RDX: ffff888021932170 RSI: ffffffff8aab5320 RDI: ffffffff9125d490
RBP: ffff888050d70a58 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000100 R11: 0000000000000000 R12: ffff888021932000
R13: 0000000000000000 R14: ffffffff81cf3e40 R15: 0000000000000001
FS: 0000000000000000(0000) GS:ffff888096ce5000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00000000801de018 CR3: 000000006eba9000 CR4: 0000000000352ef0
Call Trace:
call_timer_fn+0x19a/0x610 kernel/time/timer.c:1748
expire_timers kernel/time/timer.c:1794 [inline]
__run_timers+0x570/0xb00 kernel/time/timer.c:2374
__run_timer_base kernel/time/timer.c:2386 [inline]
__run_timer_base kernel/time/timer.c:2378 [inline]
run_timer_base+0x114/0x190 kernel/time/timer.c:2395
run_timer_softirq+0x1a/0x50 kernel/time/timer.c:2405
handle_softirqs+0x1ea/0x9b0 kernel/softirq.c:622
__do_softirq kernel/softirq.c:656 [inline]
invoke_softirq kernel/softirq.c:496 [inline]
__irq_exit_rcu+0x162/0x210 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+0xa3/0xc0 arch/x86/kernel/apic/apic.c:1062
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:674
RIP: 0010:steal_cookie_task kernel/sched/core.c:6518 [inline]
RIP: 0010:sched_core_balance+0x421/0xff0 kernel/sched/core.c:6539
Code: 49 8d 7f 48 48 89 4c 24 38 e8 4b c2 e4 09 48 8b 4c 24 38 e9 45 01 00 00 49 8d 7c 24 48 e8 37 c2 e4 09 e8 92 92 3b 00 fb 84 db <0f> 85 99 00 00 00 8d 4d 01 48 63 d1 48 39 14 24 73 49 48 8b 44 24
RSP: 0000:ffffc9000046fb68 EFLAGS: 00000246
RAX: 0000000000ae3d8b RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff8e1a7e36 RDI: ffffffff8c400980
RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000000 R12: ffff88802b33b600
R13: dffffc0000000000 R14: ffff88802b23b648 R15: ffff88802b23b600
do_balance_callbacks kernel/sched/core.c:5134 [inline]
__balance_callbacks kernel/sched/core.c:5190 [inline]
finish_lock_switch kernel/sched/core.c:5239 [inline]
finish_task_switch.isra.0+0x538/0x10c0 kernel/sched/core.c:5359
context_switch kernel/sched/core.c:5513 [inline]
__schedule+0x1264/0x6730 kernel/sched/core.c:7234
schedule_idle+0x54/0x80 kernel/sched/core.c:7352
do_idle+0x35e/0x5b0 kernel/sched/idle.c:384
cpu_startup_entry+0x4f/0x60 kernel/sched/idle.c:454
start_secondary+0x21d/0x2d0 arch/x86/kernel/smpboot.c:312
common_startup_64+0x13e/0x158
----------------
Code disassembly (best guess):
0: 00 00 add %al,(%rax)
2: 00 fc add %bh,%ah
4: ff lcall (bad)
5: df 49 8d fisttps -0x73(%rcx)
8: 94 xchg %eax,%esp
9: 24 70 and $0x70,%al
b: 01 00 add %eax,(%rax)
d: 00 48 89 add %cl,-0x77(%rax)
10: f9 stc
11: 48 c1 e9 03 shr $0x3,%rcx
15: 80 3c 01 00 cmpb $0x0,(%rcx,%rax,1)
19: 0f 85 52 05 00 00 jne 0x571
1f: 48 8d 3d e3 9b 56 0f lea 0xf569be3(%rip),%rdi # 0xf569c09
26: 48 8b 75 18 mov 0x18(%rbp),%rsi
* 2a: 67 48 0f b9 3a ud1 (%edx),%rdi <-- trapping instruction
2f: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax
36: fc ff df
39: 48 89 ea mov %rbp,%rdx
3c: 48 c1 ea 03 shr $0x3,%rdx