------------[ cut here ]------------
WARNING: CPU: 0 PID: 5973 at kernel/workqueue.c:2257 __queue_work+0xcd3/0xf50 kernel/workqueue.c:2256
Modules linked in:
CPU: 0 UID: 0 PID: 5973 Comm: kworker/u9:3 Not tainted 6.14.0-rc3-syzkaller-g6ccf6adb05d0 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
Workqueue: hci1 hci_rx_work
RIP: 0010:__queue_work+0xcd3/0xf50 kernel/workqueue.c:2256
Code: ff e8 e1 af 38 00 90 0f 0b 90 e9 b2 fe ff ff e8 d3 af 38 00 eb 13 e8 cc af 38 00 eb 0c e8 c5 af 38 00 eb 05 e8 be af 38 00 90 <0f> 0b 90 48 83 c4 60 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc
RSP: 0018:ffffc90000007b08 EFLAGS: 00010046
RAX: ffffffff81890abd RBX: 0000000000000100 RCX: ffff88802eb20000
RDX: 0000000000000100 RSI: 0000000000000100 RDI: 0000000000000000
RBP: 0000000000010000 R08: ffffffff8188fee8 R09: 1ffffffff2079d2e
R10: dffffc0000000000 R11: ffffffff818912f0 R12: ffff888021be0800
R13: ffff888021be09c0 R14: dffffc0000000000 R15: 0000000000000008
FS: 0000000000000000(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f7c2e6d5000 CR3: 0000000028bce000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
call_timer_fn+0x187/0x650 kernel/time/timer.c:1789
expire_timers kernel/time/timer.c:1835 [inline]
__run_timers kernel/time/timer.c:2414 [inline]
__run_timer_base+0x695/0x8e0 kernel/time/timer.c:2426
run_timer_base kernel/time/timer.c:2435 [inline]
run_timer_softirq+0xb7/0x170 kernel/time/timer.c:2445
handle_softirqs+0x2d4/0x9b0 kernel/softirq.c:561
__do_softirq kernel/softirq.c:595 [inline]
invoke_softirq kernel/softirq.c:435 [inline]
__irq_exit_rcu+0xf7/0x220 kernel/softirq.c:662
irq_exit_rcu+0x9/0x30 kernel/softirq.c:678
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
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:queue_work_on+0x269/0x380 kernel/workqueue.c:2395
Code: 75 19 e8 da bd 38 00 eb 18 e8 d3 bd 38 00 e8 7e 51 7f 0a 48 83 7c 24 10 00 74 e7 e8 c1 bd 38 00 fb 48 c7 44 24 20 0e 36 e0 45 <4b> c7 04 37 00 00 00 00 43 c7 44 37 09 00 00 00 00 66 43 c7 44 37
RSP: 0018:ffffc90003657660 EFLAGS: 00000293
RAX: ffffffff8188fccf RBX: 0000000000000000 RCX: ffff88802eb20000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90003657758 R08: ffffffff8188fc9f R09: 1ffffffff28a8f27
R10: dffffc0000000000 R11: fffffbfff28a8f28 R12: 001fffffffc00001
R13: 0000000000000046 R14: 1ffff920006caed0 R15: dffffc0000000000
queue_work include/linux/workqueue.h:662 [inline]
hci_cmd_sync_submit+0x2c3/0x2f0 net/bluetooth/hci_sync.c:727
hci_conn_complete_evt+0xd93/0x1450 net/bluetooth/hci_event.c:3185
hci_event_func net/bluetooth/hci_event.c:7473 [inline]
hci_event_packet+0xac1/0x1540 net/bluetooth/hci_event.c:7525
hci_rx_work+0x3f3/0xdb0 net/bluetooth/hci_core.c:4015
process_one_work kernel/workqueue.c:3236 [inline]
process_scheduled_works+0xabe/0x18e0 kernel/workqueue.c:3317
worker_thread+0x870/0xd30 kernel/workqueue.c:3398
kthread+0x7a9/0x920 kernel/kthread.c:464
ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:148
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
----------------
Code disassembly (best guess):
0: 75 19 jne 0x1b
2: e8 da bd 38 00 call 0x38bde1
7: eb 18 jmp 0x21
9: e8 d3 bd 38 00 call 0x38bde1
e: e8 7e 51 7f 0a call 0xa7f5191
13: 48 83 7c 24 10 00 cmpq $0x0,0x10(%rsp)
19: 74 e7 je 0x2
1b: e8 c1 bd 38 00 call 0x38bde1
20: fb sti
21: 48 c7 44 24 20 0e 36 movq $0x45e0360e,0x20(%rsp)
28: e0 45
* 2a: 4b c7 04 37 00 00 00 movq $0x0,(%r15,%r14,1) <-- trapping instruction
31: 00
32: 43 c7 44 37 09 00 00 movl $0x0,0x9(%r15,%r14,1)
39: 00 00
3b: 66 data16
3c: 43 rex.XB
3d: c7 .byte 0xc7
3e: 44 37 rex.R (bad)