program: r0 = syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000040)=ANY=[@ANYBLOB="30000000100007"], 0x30}}, 0x0) ioctl$sock_bt_hci(r0, 0x400448cb, 0x0) (async) openat$snapshot(0xffffffffffffff9c, &(0x7f00000002c0), 0x40040, 0x0) (async) syz_emit_vhci(&(0x7f0000000040)=ANY=[@ANYBLOB="040e0402030c"], 0x7) (async) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0xd, 0x6, &(0x7f0000000000)=@framed={{0x5, 0x0, 0x0, 0x0, 0x0, 0x71, 0x11, 0xb1}, [@func={0x85, 0x0, 0x1, 0x0, 0x2}, @call, @exit], {0x95, 0x0, 0x5a5}}, &(0x7f0000000080)='GPL\x00', 0x5, 0x29e, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, @sock_ops, 0xffffffffffffffff, 0x6, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x70) [ 67.807462][ T4671] Bluetooth: hci0: command tx timeout [ 67.886092][ T5329] ------------[ cut here ]------------ [ 67.888064][ T5329] workqueue: cannot queue hci_rx_work on wq hci0 [ 67.890531][ T5329] WARNING: CPU: 0 PID: 5329 at kernel/workqueue.c:2258 __queue_work+0xdff/0x10a0 [ 67.894274][ T5329] Modules linked in: [ 67.895722][ T5329] CPU: 0 UID: 0 PID: 5329 Comm: syz.0.0 Not tainted 6.14.0-syzkaller-12966-ga2cc6ff5ec8f #0 PREEMPT(full) [ 67.900205][ T5329] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 67.904568][ T5329] RIP: 0010:__queue_work+0xdff/0x10a0 [ 67.906708][ T5329] Code: e8 03 80 3c 28 00 74 08 4c 89 ff e8 6b 63 a3 00 49 8b 37 49 81 c5 78 01 00 00 48 c7 c7 c0 cf 49 8c 4c 89 ea e8 02 5f f8 ff 90 <0f> 0b 90 90 e9 5d f4 ff ff e8 c3 3e 39 00 90 0f 0b 90 e9 a7 fc ff [ 67.914093][ T5329] RSP: 0018:ffffc9000d6cfa68 EFLAGS: 00010046 [ 67.916437][ T5329] RAX: 2bcda3b5da516500 RBX: ffff8880006ac880 RCX: ffff8880006ac880 [ 67.919275][ T5329] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 67.922223][ T5329] RBP: dffffc0000000000 R08: ffffffff81827a52 R09: 1ffff11003f847d2 [ 67.925265][ T5329] R10: dffffc0000000000 R11: ffffed1003f847d3 R12: 1ffff11008656238 [ 67.928385][ T5329] R13: ffff8880432b1178 R14: 0000000000000008 R15: ffff888040800a98 [ 67.931502][ T5329] FS: 00007f982c70f6c0(0000) GS:ffff88808c599000(0000) knlGS:0000000000000000 [ 67.934921][ T5329] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.937463][ T5329] CR2: 00007f982c70efd8 CR3: 0000000041a8a000 CR4: 0000000000352ef0 [ 67.940573][ T5329] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 67.943653][ T5329] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 67.946780][ T5329] Call Trace: [ 67.948104][ T5329] [ 67.949323][ T5329] queue_work_on+0x1c4/0x380 [ 67.951107][ T5329] ? __pfx_queue_work_on+0x10/0x10 [ 67.953100][ T5329] ? _raw_spin_unlock_irqrestore+0xde/0x140 [ 67.955361][ T5329] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 67.957848][ T5329] ? skb_queue_tail+0x36/0x120 [ 67.959660][ T5329] hci_recv_frame+0x598/0x6f0 [ 67.961548][ T5329] vhci_write+0x353/0x4a0 [ 67.963211][ T5329] vfs_write+0x70f/0xd10 [ 67.964957][ T5329] ? __pfx_vhci_write+0x10/0x10 [ 67.966901][ T5329] ? __pfx_vfs_write+0x10/0x10 [ 67.968814][ T5329] ? __fget_files+0x2a/0x420 [ 67.970514][ T5329] ? __fget_files+0x2a/0x420 [ 67.972366][ T5329] ksys_write+0x19d/0x2d0 [ 67.974184][ T5329] ? __pfx_ksys_write+0x10/0x10 [ 67.976240][ T5329] ? do_syscall_64+0xb6/0x230 [ 67.978216][ T5329] do_syscall_64+0xf3/0x230 [ 67.980143][ T5329] ? clear_bhb_loop+0x45/0xa0 [ 67.982066][ T5329] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 67.984479][ T5329] RIP: 0033:0x7f982b98bc1f [ 67.986185][ T5329] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 f9 92 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 4c 93 02 00 48 [ 67.993364][ T5329] RSP: 002b:00007f982c70f000 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 67.996768][ T5329] RAX: ffffffffffffffda RBX: 00007f982bba6160 RCX: 00007f982b98bc1f [ 67.999418][ T5329] RDX: 0000000000000007 RSI: 0000200000000040 RDI: 00000000000000ca [ 68.002590][ T5329] RBP: 00007f982ba0e2a0 R08: 0000000000000000 R09: 0000000000000000 [ 68.005820][ T5329] R10: 0000200000000040 R11: 0000000000000293 R12: 0000000000000000 [ 68.008783][ T5329] R13: 0000000000000001 R14: 00007f982bba6160 R15: 00007fffd6920368 [ 68.011726][ T5329] [ 68.012957][ T5329] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 68.015827][ T5329] CPU: 0 UID: 0 PID: 5329 Comm: syz.0.0 Not tainted 6.14.0-syzkaller-12966-ga2cc6ff5ec8f #0 PREEMPT(full) [ 68.020260][ T5329] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 68.024598][ T5329] Call Trace: [ 68.026028][ T5329] [ 68.027281][ T5329] dump_stack_lvl+0x241/0x360 [ 68.029252][ T5329] ? __pfx_dump_stack_lvl+0x10/0x10 [ 68.031310][ T5329] ? __pfx__printk+0x10/0x10 [ 68.033275][ T5329] ? vscnprintf+0x5d/0x90 [ 68.035054][ T5329] panic+0x349/0x880 [ 68.036684][ T5329] ? __warn+0x174/0x4d0 [ 68.038333][ T5329] ? __pfx_panic+0x10/0x10 [ 68.040139][ T5329] __warn+0x344/0x4d0 [ 68.041785][ T5329] ? __queue_work+0xdff/0x10a0 [ 68.043659][ T5329] report_bug+0x2b3/0x500 [ 68.045414][ T5329] ? __queue_work+0xdff/0x10a0 [ 68.047401][ T5329] ? __queue_work+0xdff/0x10a0 [ 68.049317][ T5329] ? __queue_work+0xe01/0x10a0 [ 68.051117][ T5329] handle_bug+0x89/0x170 [ 68.052733][ T5329] exc_invalid_op+0x1a/0x50 [ 68.054317][ T5329] asm_exc_invalid_op+0x1a/0x20 [ 68.055716][ T5329] RIP: 0010:__queue_work+0xdff/0x10a0 [ 68.057668][ T5329] Code: e8 03 80 3c 28 00 74 08 4c 89 ff e8 6b 63 a3 00 49 8b 37 49 81 c5 78 01 00 00 48 c7 c7 c0 cf 49 8c 4c 89 ea e8 02 5f f8 ff 90 <0f> 0b 90 90 e9 5d f4 ff ff e8 c3 3e 39 00 90 0f 0b 90 e9 a7 fc ff [ 68.065255][ T5329] RSP: 0018:ffffc9000d6cfa68 EFLAGS: 00010046 [ 68.067596][ T5329] RAX: 2bcda3b5da516500 RBX: ffff8880006ac880 RCX: ffff8880006ac880 [ 68.070658][ T5329] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 68.073676][ T5329] RBP: dffffc0000000000 R08: ffffffff81827a52 R09: 1ffff11003f847d2 [ 68.076715][ T5329] R10: dffffc0000000000 R11: ffffed1003f847d3 R12: 1ffff11008656238 [ 68.079813][ T5329] R13: ffff8880432b1178 R14: 0000000000000008 R15: ffff888040800a98 [ 68.082834][ T5329] ? __warn_printk+0x2a2/0x360 [ 68.084792][ T5329] ? __queue_work+0xdfe/0x10a0 [ 68.086738][ T5329] queue_work_on+0x1c4/0x380 [ 68.088668][ T5329] ? __pfx_queue_work_on+0x10/0x10 [ 68.090757][ T5329] ? _raw_spin_unlock_irqrestore+0xde/0x140 [ 68.093285][ T5329] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 68.095777][ T5329] ? skb_queue_tail+0x36/0x120 [ 68.097736][ T5329] hci_recv_frame+0x598/0x6f0 [ 68.099721][ T5329] vhci_write+0x353/0x4a0 [ 68.101700][ T5329] vfs_write+0x70f/0xd10 [ 68.103470][ T5329] ? __pfx_vhci_write+0x10/0x10 [ 68.105457][ T5329] ? __pfx_vfs_write+0x10/0x10 [ 68.107504][ T5329] ? __fget_files+0x2a/0x420 [ 68.109687][ T5329] ? __fget_files+0x2a/0x420 [ 68.111573][ T5329] ksys_write+0x19d/0x2d0 [ 68.113399][ T5329] ? __pfx_ksys_write+0x10/0x10 [ 68.115362][ T5329] ? do_syscall_64+0xb6/0x230 [ 68.117232][ T5329] do_syscall_64+0xf3/0x230 [ 68.119013][ T5329] ? clear_bhb_loop+0x45/0xa0 [ 68.121041][ T5329] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 68.123431][ T5329] RIP: 0033:0x7f982b98bc1f [ 68.125226][ T5329] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 f9 92 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 4c 93 02 00 48 [ 68.132922][ T5329] RSP: 002b:00007f982c70f000 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 68.136253][ T5329] RAX: ffffffffffffffda RBX: 00007f982bba6160 RCX: 00007f982b98bc1f [ 68.139374][ T5329] RDX: 0000000000000007 RSI: 0000200000000040 RDI: 00000000000000ca [ 68.142385][ T5329] RBP: 00007f982ba0e2a0 R08: 0000000000000000 R09: 0000000000000000 [ 68.145425][ T5329] R10: 0000200000000040 R11: 0000000000000293 R12: 0000000000000000 [ 68.148486][ T5329] R13: 0000000000000001 R14: 00007f982bba6160 R15: 00007fffd6920368 [ 68.151497][ T5329] [ 68.152951][ T5329] Kernel Offset: disabled [ 68.154660][ T5329] Rebooting in 86400 seconds..