program:
r0 = syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1)
ioctl$sock_bt_hci(r0, 0x400448cb, 0x0)
syz_emit_vhci(&(0x7f0000000000)=ANY=[@ANYBLOB="043e751d"], 0x24)
[ 103.224199][ T4655] Bluetooth: hci0: command tx timeout
[ 103.295256][ T5336] ------------[ cut here ]------------
[ 103.297715][ T5336] workqueue: cannot queue hci_rx_work on wq hci0
[ 103.300393][ T5336] WARNING: kernel/workqueue.c:2298 at __queue_work+0xd1f/0xfc0, CPU#0: syz.0.0/5336
[ 103.304149][ T5336] Modules linked in:
[ 103.305904][ T5336] CPU: 0 UID: 0 PID: 5336 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
[ 103.309867][ T5336] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 103.314391][ T5336] RIP: 0010:__queue_work+0xd4a/0xfc0
[ 103.316943][ T5336] Code: 83 c5 18 4c 89 e8 48 c1 e8 03 42 80 3c 20 00 74 08 4c 89 ef e8 57 53 a5 00 49 8b 75 00 49 81 c7 70 01 00 00 4c 89 f7 4c 89 fa <67> 48 0f b9 3a 48 83 c4 58 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc
[ 103.326835][ T5336] RSP: 0018:ffffc90005647b20 EFLAGS: 00010082
[ 103.330142][ T5336] RAX: 1ffff110083b5178 RBX: 0000000000000008 RCX: 0000000000100000
[ 103.334143][ T5336] RDX: ffff8880418ba170 RSI: ffffffff8a9d1150 RDI: ffffffff9033b4b0
[ 103.337920][ T5336] RBP: 0000000000000000 R08: ffff888041da8baf R09: 1ffff110083b5175
[ 103.341476][ T5336] R10: dffffc0000000000 R11: ffffed10083b5176 R12: dffffc0000000000
[ 103.345854][ T5336] R13: ffff888041da8bc0 R14: ffffffff9033b4b0 R15: ffff8880418ba170
[ 103.349173][ T5336] FS: 00007f0baf8476c0(0000) GS:ffff88808c888000(0000) knlGS:0000000000000000
[ 103.353271][ T5336] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 103.356147][ T5336] CR2: 00007f0baebc1b30 CR3: 0000000011c80000 CR4: 0000000000352ef0
[ 103.360477][ T5336] Call Trace:
[ 103.362433][ T5336]
[ 103.364085][ T5336] ? ktime_get_with_offset+0x93/0x2d0
[ 103.366846][ T5336] ? rcu_is_watching+0x15/0xb0
[ 103.369328][ T5336] queue_work_on+0x106/0x1d0
[ 103.372105][ T5336] ? _raw_spin_unlock_irqrestore+0x30/0x80
[ 103.375879][ T5336] hci_recv_frame+0x625/0x7c0
[ 103.378446][ T5336] ? skb_pull+0xc1/0x1d0
[ 103.380421][ T5336] vhci_write+0x358/0x4a0
[ 103.382191][ T5336] vfs_write+0x61d/0xb90
[ 103.384132][ T5336] ? __pfx_vfs_write+0x10/0x10
[ 103.386348][ T5336] ? __fget_files+0x2a/0x420
[ 103.388589][ T5336] ksys_write+0x150/0x270
[ 103.391002][ T5336] ? __pfx_ksys_write+0x10/0x10
[ 103.393652][ T5336] ? __pfx_kcov_ioctl+0x10/0x10
[ 103.396072][ T5336] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 103.398923][ T5336] do_syscall_64+0x15f/0xf80
[ 103.401091][ T5336] ? trace_irq_disable+0x3b/0x140
[ 103.403303][ T5336] ? clear_bhb_loop+0x40/0x90
[ 103.405434][ T5336] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 103.408160][ T5336] RIP: 0033:0x7f0bae95d60e
[ 103.410673][ T5336] Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08
[ 103.420959][ T5336] RSP: 002b:00007f0baf846f78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 103.424854][ T5336] RAX: ffffffffffffffda RBX: 00007f0baf8476c0 RCX: 00007f0bae95d60e
[ 103.429044][ T5336] RDX: 0000000000000024 RSI: 0000200000000000 RDI: 00000000000000ca
[ 103.433031][ T5336] RBP: 00007f0baea32d69 R08: 0000000000000000 R09: 0000000000000000
[ 103.436495][ T5336] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 103.440421][ T5336] R13: 00007f0baec16128 R14: 00007f0baec16090 R15: 00007fff5a09f7a8
[ 103.444590][ T5336]
[ 103.445960][ T5336] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 103.449150][ T5336] CPU: 0 UID: 0 PID: 5336 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
[ 103.453429][ T5336] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 103.459387][ T5336] Call Trace:
[ 103.461208][ T5336]
[ 103.462916][ T5336] vpanic+0x56c/0xa60
[ 103.464700][ T5336] ? __pfx__printk+0x10/0x10
[ 103.467150][ T5336] ? __pfx_vpanic+0x10/0x10
[ 103.469582][ T5336] ? is_bpf_text_address+0x292/0x2b0
[ 103.473025][ T5336] ? is_bpf_text_address+0x26/0x2b0
[ 103.475653][ T5336] panic+0xc5/0xd0
[ 103.477573][ T5336] ? __pfx_panic+0x10/0x10
[ 103.479543][ T5336] __warn+0x315/0x4c0
[ 103.481346][ T5336] ? __queue_work+0xd1f/0xfc0
[ 103.483691][ T5336] ? __queue_work+0xd1f/0xfc0
[ 103.485765][ T5336] __report_bug+0x29a/0x540
[ 103.488360][ T5336] ? __queue_work+0xd1f/0xfc0
[ 103.491554][ T5336] ? __pfx___report_bug+0x10/0x10
[ 103.494669][ T5336] ? __pfx_hci_rx_work+0x10/0x10
[ 103.496884][ T5336] ? do_syscall_64+0x15f/0xf80
[ 103.499289][ T5336] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 103.502078][ T5336] ? __lock_acquire+0x6b5/0x2cf0
[ 103.504344][ T5336] report_bug_entry+0x19a/0x290
[ 103.506700][ T5336] ? __queue_work+0xd4a/0xfc0
[ 103.508886][ T5336] ? __queue_work+0xd4f/0xfc0
[ 103.511361][ T5336] handle_bug+0xce/0x200
[ 103.513728][ T5336] exc_invalid_op+0x1a/0x50
[ 103.516073][ T5336] asm_exc_invalid_op+0x1a/0x20
[ 103.518665][ T5336] RIP: 0010:__queue_work+0xd4a/0xfc0
[ 103.521007][ T5336] Code: 83 c5 18 4c 89 e8 48 c1 e8 03 42 80 3c 20 00 74 08 4c 89 ef e8 57 53 a5 00 49 8b 75 00 49 81 c7 70 01 00 00 4c 89 f7 4c 89 fa <67> 48 0f b9 3a 48 83 c4 58 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc
[ 103.530998][ T5336] RSP: 0018:ffffc90005647b20 EFLAGS: 00010082
[ 103.534156][ T5336] RAX: 1ffff110083b5178 RBX: 0000000000000008 RCX: 0000000000100000
[ 103.538209][ T5336] RDX: ffff8880418ba170 RSI: ffffffff8a9d1150 RDI: ffffffff9033b4b0
[ 103.542760][ T5336] RBP: 0000000000000000 R08: ffff888041da8baf R09: 1ffff110083b5175
[ 103.546832][ T5336] R10: dffffc0000000000 R11: ffffed10083b5176 R12: dffffc0000000000
[ 103.550230][ T5336] R13: ffff888041da8bc0 R14: ffffffff9033b4b0 R15: ffff8880418ba170
[ 103.553760][ T5336] ? __pfx_hci_rx_work+0x10/0x10
[ 103.556024][ T5336] ? ktime_get_with_offset+0x93/0x2d0
[ 103.558367][ T5336] ? rcu_is_watching+0x15/0xb0
[ 103.560817][ T5336] queue_work_on+0x106/0x1d0
[ 103.563282][ T5336] ? _raw_spin_unlock_irqrestore+0x30/0x80
[ 103.566418][ T5336] hci_recv_frame+0x625/0x7c0
[ 103.568514][ T5336] ? skb_pull+0xc1/0x1d0
[ 103.570485][ T5336] vhci_write+0x358/0x4a0
[ 103.572716][ T5336] vfs_write+0x61d/0xb90
[ 103.574925][ T5336] ? __pfx_vfs_write+0x10/0x10
[ 103.578152][ T5336] ? __fget_files+0x2a/0x420
[ 103.580904][ T5336] ksys_write+0x150/0x270
[ 103.582931][ T5336] ? __pfx_ksys_write+0x10/0x10
[ 103.585272][ T5336] ? __pfx_kcov_ioctl+0x10/0x10
[ 103.587604][ T5336] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 103.590498][ T5336] do_syscall_64+0x15f/0xf80
[ 103.592861][ T5336] ? trace_irq_disable+0x3b/0x140
[ 103.595688][ T5336] ? clear_bhb_loop+0x40/0x90
[ 103.598015][ T5336] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 103.600631][ T5336] RIP: 0033:0x7f0bae95d60e
[ 103.602831][ T5336] Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08
[ 103.612534][ T5336] RSP: 002b:00007f0baf846f78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 103.616818][ T5336] RAX: ffffffffffffffda RBX: 00007f0baf8476c0 RCX: 00007f0bae95d60e
[ 103.620818][ T5336] RDX: 0000000000000024 RSI: 0000200000000000 RDI: 00000000000000ca
[ 103.624658][ T5336] RBP: 00007f0baea32d69 R08: 0000000000000000 R09: 0000000000000000
[ 103.629695][ T5336] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 103.633866][ T5336] R13: 00007f0baec16128 R14: 00007f0baec16090 R15: 00007fff5a09f7a8
[ 103.637737][ T5336]
[ 103.639638][ T5336] Kernel Offset: disabled
[ 103.642171][ T5336] Rebooting in 86400 seconds..