program: r0 = openat$dsp(0xffffffffffffff9c, &(0x7f0000000040), 0x280, 0x0) (async) r1 = openat$dsp1(0xffffffffffffff9c, &(0x7f0000000000), 0x210880, 0x0) ioctl$SNDCTL_DSP_CHANNELS(r1, 0xc0045006, &(0x7f0000000080)=0x100a) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000001340)='f2fs_truncate_data_blocks_range\x00'}, 0x10) (async) syz_emit_vhci(&(0x7f0000000540)=ANY=[@ANYBLOB="043e1f0a"], 0x22) (async, rerun: 64) syz_emit_vhci(&(0x7f0000000080)=ANY=[@ANYBLOB="0408"], 0x7) (rerun: 64) read$nci(r0, &(0x7f0000001040)=""/110, 0x6e) [ 58.074930][ T5300] Bluetooth: hci0: Ignoring HCI_Connection_Complete for existing connection [ 58.078288][ T5300] Bluetooth: hci0: Ignoring HCI_Connection_Complete for existing connection [ 58.081482][ T5300] Bluetooth: hci0: Ignoring HCI_Connection_Complete for existing connection [ 58.085238][ T5300] Bluetooth: hci0: Ignoring HCI_Connection_Complete for existing connection [ 58.088264][ T5300] Bluetooth: hci0: Ignoring HCI_Connection_Complete for existing connection [ 58.091454][ T5300] Bluetooth: hci0: Ignoring HCI_Connection_Complete for existing connection [ 58.094737][ T5300] Bluetooth: hci0: Ignoring HCI_Connection_Complete for existing connection [ 58.098013][ T5300] Bluetooth: hci0: Ignoring HCI_Connection_Complete for existing connection [ 58.101692][ T5300] Bluetooth: hci0: Ignoring HCI_Connection_Complete for existing connection [ 58.105644][ T5300] Bluetooth: hci0: Ignoring HCI_Connection_Complete for existing connection [ 58.109133][ T5300] Bluetooth: hci0: Ignoring HCI_Connection_Complete for existing connection [ 58.112392][ T5300] Bluetooth: hci0: Ignoring HCI_Connection_Complete for existing connection [ 58.116583][ T5300] Bluetooth: hci0: Ignoring HCI_Connection_Complete for existing connection [ 58.119572][ T5300] Bluetooth: hci0: Ignoring HCI_Connection_Complete for existing connection [ 58.123089][ T5300] Bluetooth: hci0: Ignoring HCI_Connection_Complete for existing connection [ 58.126442][ T5300] Bluetooth: hci0: Ignoring HCI_Connection_Complete for existing connection [ 58.130001][ T5300] Bluetooth: hci0: Ignoring HCI_Connection_Complete for existing connection [ 58.133348][ T5300] Bluetooth: hci0: Ignoring HCI_Connection_Complete for existing connection [ 58.136690][ T5300] Bluetooth: hci0: Ignoring HCI_Connection_Complete for existing connection [ 58.139959][ T5300] Bluetooth: hci0: Ignoring HCI_Connection_Complete for existing connection [ 58.143446][ T5300] Bluetooth: hci0: Ignoring HCI_Connection_Complete for existing connection [ 58.147360][ T5300] Bluetooth: hci0: Ignoring HCI_Connection_Complete for existing connection [ 58.150534][ T5300] Bluetooth: hci0: Ignoring HCI_Connection_Complete for existing connection [ 58.154202][ T5300] Bluetooth: hci0: Ignoring HCI_Connection_Complete for existing connection [ 58.157202][ T5300] Bluetooth: hci0: Ignoring HCI_Connection_Complete for existing connection [ 58.160289][ T5300] Bluetooth: hci0: Ignoring HCI_Connection_Complete for existing connection [ 58.163438][ T5300] Bluetooth: hci0: Ignoring HCI_Connection_Complete for existing connection [ 58.166997][ T5300] Bluetooth: hci0: Ignoring HCI_Connection_Complete for existing connection [ 58.170036][ T5300] Bluetooth: hci0: Ignoring HCI_Connection_Complete for existing connection [ 58.173160][ T5300] Bluetooth: hci0: Ignoring HCI_Connection_Complete for existing connection [ 58.176327][ T5300] Bluetooth: hci0: Ignoring HCI_Connection_Complete for existing connection [ 58.179292][ T5300] Bluetooth: hci0: Ignoring HCI_Connection_Complete for existing connection [ 58.182534][ T5300] Bluetooth: hci0: Ignoring HCI_Connection_Complete for existing connection [ 58.186385][ T5300] Bluetooth: hci0: Ignoring HCI_Connection_Complete for existing connection [ 58.189715][ T5300] Bluetooth: hci0: Ignoring HCI_Connection_Complete for existing connection [ 58.192927][ T5300] Bluetooth: hci0: Ignoring HCI_Connection_Complete for existing connection [ 58.196347][ T5300] Bluetooth: hci0: Ignoring HCI_Connection_Complete for existing connection [ 58.200546][ T5300] Bluetooth: hci0: Ignoring HCI_Connection_Complete for existing connection [ 58.204351][ T5300] Bluetooth: hci0: Ignoring HCI_Connection_Complete for existing connection [ 58.207488][ T5300] Bluetooth: hci0: Ignoring HCI_Connection_Complete for existing connection [ 58.210623][ T5300] Bluetooth: hci0: Ignoring HCI_Connection_Complete for existing connection [ 58.213712][ T5300] Bluetooth: hci0: Ignoring HCI_Connection_Complete for existing connection [ 58.216626][ T5300] Bluetooth: hci0: Ignoring HCI_Connection_Complete for existing connection [ 58.220240][ T5300] Bluetooth: hci0: Ignoring HCI_Connection_Complete for existing connection [ 58.223471][ T5300] Bluetooth: hci0: Ignoring HCI_Connection_Complete for existing connection [ 58.227126][ T5300] Bluetooth: hci0: Ignoring HCI_Connection_Complete for existing connection [ 58.230511][ T5300] Bluetooth: hci0: Ignoring HCI_Connection_Complete for existing connection [ 58.233855][ T5300] Bluetooth: hci0: Ignoring HCI_Connection_Complete for existing connection [ 58.237341][ T5300] Bluetooth: hci0: Ignoring HCI_Connection_Complete for existing connection [ 58.240488][ T5300] Bluetooth: hci0: Ignoring HCI_Connection_Complete for existing connection [ 58.244433][ T5300] Bluetooth: hci0: Ignoring HCI_Connection_Complete for existing connection [ 58.248545][ T5300] Bluetooth: hci0: Ignoring HCI_Connection_Complete for existing connection [ 58.251932][ T5300] Bluetooth: hci0: Ignoring HCI_Connection_Complete for existing connection [ 58.255233][ T5300] Bluetooth: hci0: Ignoring HCI_Connection_Complete for existing connection [ 58.258520][ T5300] Bluetooth: hci0: Ignoring HCI_Connection_Complete for existing connection [ 58.262173][ T5300] Bluetooth: hci0: Ignoring HCI_Connection_Complete for existing connection [ 58.265914][ T5300] Bluetooth: hci0: Ignoring HCI_Connection_Complete for existing connection [ 58.269394][ T5300] Bluetooth: hci0: Ignoring HCI_Connection_Complete for existing connection [ 58.272929][ T5300] Bluetooth: hci0: Ignoring HCI_Connection_Complete for existing connection [ 58.276644][ T5300] Bluetooth: hci0: Ignoring HCI_Connection_Complete for existing connection [ 58.280125][ T5300] Bluetooth: hci0: Ignoring HCI_Connection_Complete for existing connection [ 58.284388][ T5300] Bluetooth: hci0: Ignoring HCI_Connection_Complete for existing connection [ 58.287777][ T5300] Bluetooth: hci0: Ignoring HCI_Connection_Complete for existing connection [ 58.291258][ T5300] Bluetooth: hci0: Ignoring HCI_Connection_Complete for existing connection [ 58.297021][ T5300] ------------[ cut here ]------------ [ 58.299182][ T5300] WARNING: CPU: 0 PID: 5300 at net/bluetooth/hci_conn.c:567 hci_conn_timeout+0xfb/0x290 [ 58.302949][ T5300] Modules linked in: [ 58.304688][ T5300] CPU: 0 UID: 0 PID: 5300 Comm: kworker/u5:2 Not tainted 6.13.0-rc2-syzkaller-00232-g4800575d8c0b #0 [ 58.308853][ T5300] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 58.312930][ T5300] Workqueue: hci0 hci_conn_timeout [ 58.314956][ T5300] RIP: 0010:hci_conn_timeout+0xfb/0x290 [ 58.317060][ T5300] Code: 4c 89 f7 e8 07 c2 09 00 eb 07 e8 c0 67 e5 f6 b0 13 0f b6 f0 4c 89 f7 5b 41 5c 41 5e 41 5f 5d e9 5b b3 fe ff e8 a6 67 e5 f6 90 <0f> 0b 90 eb 8f 89 e9 80 e1 07 80 c1 03 38 c1 0f 8c 36 ff ff ff 48 [ 58.324319][ T5300] RSP: 0018:ffffc9000d507b90 EFLAGS: 00010293 [ 58.326571][ T5300] RAX: ffffffff8ab9f69a RBX: ffff888042eac8e8 RCX: ffff88800064a440 [ 58.329571][ T5300] RDX: 0000000000000000 RSI: 00000000ffffffc0 RDI: 0000000000000000 [ 58.332431][ T5300] RBP: 00000000ffffffc0 R08: ffffffff8ab9f603 R09: 1ffff110085d5802 [ 58.335452][ T5300] R10: dffffc0000000000 R11: ffffed10085d5803 R12: dffffc0000000000 [ 58.338690][ T5300] R13: ffffffff8168de96 R14: ffff888042eac000 R15: 0000000001400000 [ 58.341634][ T5300] FS: 0000000000000000(0000) GS:ffff88801fc00000(0000) knlGS:0000000000000000 [ 58.344948][ T5300] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 58.347427][ T5300] CR2: 00007f7ca674c538 CR3: 0000000040f12000 CR4: 0000000000352ef0 [ 58.350470][ T5300] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 58.353464][ T5300] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 58.356686][ T5300] Call Trace: [ 58.357941][ T5300] [ 58.359088][ T5300] ? __warn+0x165/0x4d0 [ 58.360637][ T5300] ? hci_conn_timeout+0xfb/0x290 [ 58.362512][ T5300] ? report_bug+0x2b3/0x500 [ 58.364522][ T5300] ? hci_conn_timeout+0xfb/0x290 [ 58.366472][ T5300] ? handle_bug+0x60/0x90 [ 58.368165][ T5300] ? exc_invalid_op+0x1a/0x50 [ 58.370082][ T5300] ? asm_exc_invalid_op+0x1a/0x20 [ 58.371978][ T5300] ? process_scheduled_works+0x976/0x1840 [ 58.374261][ T5300] ? hci_conn_timeout+0x63/0x290 [ 58.376061][ T5300] ? hci_conn_timeout+0xfa/0x290 [ 58.377638][ T5300] ? hci_conn_timeout+0xfb/0x290 [ 58.379530][ T5300] process_scheduled_works+0xa66/0x1840 [ 58.381657][ T5300] ? __pfx_process_scheduled_works+0x10/0x10 [ 58.384014][ T5300] ? __pfx__raw_spin_lock_irq+0x10/0x10 [ 58.386063][ T5300] ? assign_work+0x364/0x3d0 [ 58.387744][ T5300] worker_thread+0x870/0xd30 [ 58.389477][ T5300] ? __kthread_parkme+0x169/0x1d0 [ 58.391413][ T5300] ? __pfx_worker_thread+0x10/0x10 [ 58.393320][ T5300] kthread+0x2f0/0x390 [ 58.394915][ T5300] ? __pfx_worker_thread+0x10/0x10 [ 58.396799][ T5300] ? __pfx_kthread+0x10/0x10 [ 58.398342][ T5300] ret_from_fork+0x4b/0x80 [ 58.400136][ T5300] ? __pfx_kthread+0x10/0x10 [ 58.401813][ T5300] ret_from_fork_asm+0x1a/0x30 [ 58.403496][ T5300] [ 58.404761][ T5300] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 58.407501][ T5300] CPU: 0 UID: 0 PID: 5300 Comm: kworker/u5:2 Not tainted 6.13.0-rc2-syzkaller-00232-g4800575d8c0b #0 [ 58.411451][ T5300] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 58.415680][ T5300] Workqueue: hci0 hci_conn_timeout [ 58.417686][ T5300] Call Trace: [ 58.418964][ T5300] [ 58.420192][ T5300] dump_stack_lvl+0x241/0x360 [ 58.421834][ T5300] ? __pfx_dump_stack_lvl+0x10/0x10 [ 58.423785][ T5300] ? __pfx__printk+0x10/0x10 [ 58.425450][ T5300] ? vscnprintf+0x5d/0x90 [ 58.427127][ T5300] panic+0x349/0x880 [ 58.428688][ T5300] ? __warn+0x174/0x4d0 [ 58.430193][ T5300] ? __pfx_panic+0x10/0x10 [ 58.431912][ T5300] ? ret_from_fork_asm+0x1a/0x30 [ 58.433714][ T5300] __warn+0x344/0x4d0 [ 58.435213][ T5300] ? hci_conn_timeout+0xfb/0x290 [ 58.436986][ T5300] report_bug+0x2b3/0x500 [ 58.438336][ T5300] ? hci_conn_timeout+0xfb/0x290 [ 58.439916][ T5300] handle_bug+0x60/0x90 [ 58.441234][ T5300] exc_invalid_op+0x1a/0x50 [ 58.442784][ T5300] asm_exc_invalid_op+0x1a/0x20 [ 58.444560][ T5300] RIP: 0010:hci_conn_timeout+0xfb/0x290 [ 58.446608][ T5300] Code: 4c 89 f7 e8 07 c2 09 00 eb 07 e8 c0 67 e5 f6 b0 13 0f b6 f0 4c 89 f7 5b 41 5c 41 5e 41 5f 5d e9 5b b3 fe ff e8 a6 67 e5 f6 90 <0f> 0b 90 eb 8f 89 e9 80 e1 07 80 c1 03 38 c1 0f 8c 36 ff ff ff 48 [ 58.453599][ T5300] RSP: 0018:ffffc9000d507b90 EFLAGS: 00010293 [ 58.455966][ T5300] RAX: ffffffff8ab9f69a RBX: ffff888042eac8e8 RCX: ffff88800064a440 [ 58.458952][ T5300] RDX: 0000000000000000 RSI: 00000000ffffffc0 RDI: 0000000000000000 [ 58.461873][ T5300] RBP: 00000000ffffffc0 R08: ffffffff8ab9f603 R09: 1ffff110085d5802 [ 58.464898][ T5300] R10: dffffc0000000000 R11: ffffed10085d5803 R12: dffffc0000000000 [ 58.467764][ T5300] R13: ffffffff8168de96 R14: ffff888042eac000 R15: 0000000001400000 [ 58.470748][ T5300] ? process_scheduled_works+0x976/0x1840 [ 58.472826][ T5300] ? hci_conn_timeout+0x63/0x290 [ 58.474651][ T5300] ? hci_conn_timeout+0xfa/0x290 [ 58.476486][ T5300] process_scheduled_works+0xa66/0x1840 [ 58.478517][ T5300] ? __pfx_process_scheduled_works+0x10/0x10 [ 58.480767][ T5300] ? __pfx__raw_spin_lock_irq+0x10/0x10 [ 58.482871][ T5300] ? assign_work+0x364/0x3d0 [ 58.484610][ T5300] worker_thread+0x870/0xd30 [ 58.486364][ T5300] ? __kthread_parkme+0x169/0x1d0 [ 58.488281][ T5300] ? __pfx_worker_thread+0x10/0x10 [ 58.490254][ T5300] kthread+0x2f0/0x390 [ 58.491748][ T5300] ? __pfx_worker_thread+0x10/0x10 [ 58.493664][ T5300] ? __pfx_kthread+0x10/0x10 [ 58.495335][ T5300] ret_from_fork+0x4b/0x80 [ 58.496903][ T5300] ? __pfx_kthread+0x10/0x10 [ 58.498623][ T5300] ret_from_fork_asm+0x1a/0x30 [ 58.500343][ T5300] [ 58.501681][ T5300] Kernel Offset: disabled [ 58.503181][ T5300] Rebooting in 86400 seconds..