[ 50.107561][ T22] audit: type=1800 audit(1557034104.611:27): pid=5519 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2469 res=0 [ 50.107590][ T22] audit: type=1800 audit(1557034104.611:28): pid=5519 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="ssh" dev="sda1" ino=2450 res=0 [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [ 50.940934][ T22] audit: type=1800 audit(1557034105.471:29): pid=5519 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2465 res=0 [ 50.961090][ T22] audit: type=1800 audit(1557034105.471:30): pid=5519 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="rmnologin" dev="sda1" ino=2456 res=0 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.10.13' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program syzkaller login: [ 61.843162][ T12] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 61.843171][ T585] usb 2-1: new high-speed USB device number 2 using dummy_hcd [ 61.853638][ T5] usb 5-1: new high-speed USB device number 2 using dummy_hcd [ 61.858634][ T531] usb 4-1: new high-speed USB device number 2 using dummy_hcd [ 61.866992][ T534] usb 6-1: new high-speed USB device number 2 using dummy_hcd [ 61.873724][ T17] usb 3-1: new high-speed USB device number 2 using dummy_hcd [ 62.083137][ T12] usb 1-1: Using ep0 maxpacket: 8 [ 62.113036][ T534] usb 6-1: Using ep0 maxpacket: 8 [ 62.118259][ T5] usb 5-1: Using ep0 maxpacket: 8 [ 62.133090][ T585] usb 2-1: Using ep0 maxpacket: 8 [ 62.138472][ T531] usb 4-1: Using ep0 maxpacket: 8 [ 62.143722][ T17] usb 3-1: Using ep0 maxpacket: 8 [ 62.203212][ T12] usb 1-1: config 0 interface 0 has no altsetting 0 [ 62.210119][ T12] usb 1-1: New USB device found, idVendor=0e41, idProduct=4151, bcdDevice=7a.8f [ 62.219467][ T12] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 62.230635][ T12] usb 1-1: config 0 descriptor?? [ 62.236024][ T534] usb 6-1: config 0 interface 0 has no altsetting 0 [ 62.242656][ T534] usb 6-1: New USB device found, idVendor=0e41, idProduct=4151, bcdDevice=7a.8f [ 62.251884][ T534] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 62.261459][ T534] usb 6-1: config 0 descriptor?? [ 62.266600][ T5] usb 5-1: config 0 interface 0 has no altsetting 0 [ 62.273249][ T17] usb 3-1: config 0 interface 0 has no altsetting 0 [ 62.273415][ T5] usb 5-1: New USB device found, idVendor=0e41, idProduct=4151, bcdDevice=7a.8f [ 62.279935][ T17] usb 3-1: New USB device found, idVendor=0e41, idProduct=4151, bcdDevice=7a.8f [ 62.288947][ T5] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 62.290850][ T5] usb 5-1: config 0 descriptor?? [ 62.298037][ T17] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 62.298116][ T531] usb 4-1: config 0 interface 0 has no altsetting 0 [ 62.298139][ T531] usb 4-1: New USB device found, idVendor=0e41, idProduct=4151, bcdDevice=7a.8f [ 62.298152][ T531] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 62.299084][ T585] usb 2-1: config 0 interface 0 has no altsetting 0 [ 62.312168][ T12] snd_usb_toneport 1-1:0.0: Line 6 POD Studio UX2 found [ 62.319462][ T585] usb 2-1: New USB device found, idVendor=0e41, idProduct=4151, bcdDevice=7a.8f [ 62.328944][ T534] snd_usb_toneport 6-1:0.0: Line 6 POD Studio UX2 found [ 62.335550][ T585] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 62.381638][ T531] usb 4-1: config 0 descriptor?? [ 62.385708][ T5] snd_usb_toneport 5-1:0.0: Line 6 POD Studio UX2 found [ 62.394778][ T17] usb 3-1: config 0 descriptor?? [ 62.401263][ T585] usb 2-1: config 0 descriptor?? [ 62.425761][ T531] snd_usb_toneport 4-1:0.0: Line 6 POD Studio UX2 found [ 62.445617][ T17] snd_usb_toneport 3-1:0.0: Line 6 POD Studio UX2 found [ 62.455220][ T585] snd_usb_toneport 2-1:0.0: Line 6 POD Studio UX2 found executing program executing program [ 62.543179][ T12] snd_usb_toneport 1-1:0.0: read request failed (error -71) [ 62.563132][ T534] snd_usb_toneport 6-1:0.0: read request failed (error -71) [ 62.570798][ T12] snd_usb_toneport 1-1:0.0: read request failed (error -71) [ 62.583094][ T534] snd_usb_toneport 6-1:0.0: read request failed (error -71) executing program [ 62.593111][ T12] snd_usb_toneport 1-1:0.0: write request failed (error -71) [ 62.604086][ T534] snd_usb_toneport 6-1:0.0: write request failed (error -71) [ 62.613131][ T5] snd_usb_toneport 5-1:0.0: read request failed (error -71) [ 62.620702][ T12] usb 1-1: send failed (error -71) [ 62.626306][ T534] usb 6-1: send failed (error -71) executing program [ 62.643175][ T5] snd_usb_toneport 5-1:0.0: read request failed (error -71) [ 62.650787][ T12] usb 1-1: send failed (error -71) [ 62.656228][ T534] usb 6-1: send failed (error -71) [ 62.683105][ T5] snd_usb_toneport 5-1:0.0: write request failed (error -71) executing program executing program [ 62.683171][ T531] snd_usb_toneport 4-1:0.0: read request failed (error -71) [ 62.695636][ T12] snd_usb_toneport 1-1:0.0: Line 6 POD Studio UX2 now attached [ 62.698476][ T17] snd_usb_toneport 3-1:0.0: read request failed (error -71) [ 62.707565][ T5] usb 5-1: send failed (error -71) [ 62.719964][ T534] snd_usb_toneport 6-1:0.0: Line 6 POD Studio UX2 now attached [ 62.730820][ T12] usb 1-1: USB disconnect, device number 2 [ 62.733214][ T585] snd_usb_toneport 2-1:0.0: read request failed (error -71) [ 62.739607][ T534] usb 6-1: USB disconnect, device number 2 [ 62.745128][ T17] snd_usb_toneport 3-1:0.0: read request failed (error -71) [ 62.750183][ T5] usb 5-1: send failed (error -71) [ 62.762035][ T5] ------------[ cut here ]------------ [ 62.763361][ T531] snd_usb_toneport 4-1:0.0: read request failed (error -71) [ 62.768469][ T5] proc_dir_entry 'asound/PODStudioUX2' already registered [ 62.783419][ T5] WARNING: CPU: 0 PID: 5 at fs/proc/generic.c:359 proc_register+0x3d9/0x550 [ 62.792110][ T5] Kernel panic - not syncing: panic_on_warn set ... [ 62.798714][ T5] CPU: 0 PID: 5 Comm: kworker/0:0 Not tainted 5.1.0-rc3-319004-g43151d6 #6 [ 62.807309][ T5] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.817477][ T5] Workqueue: usb_hub_wq hub_event [ 62.822541][ T5] Call Trace: [ 62.825892][ T5] dump_stack+0xe8/0x16e [ 62.830165][ T5] ? proc_register+0x2e0/0x550 [ 62.834967][ T5] panic+0x29d/0x5f2 [ 62.838889][ T5] ? __warn_printk+0xf8/0xf8 [ 62.843507][ T5] ? proc_register+0x3d9/0x550 [ 62.848322][ T5] ? __probe_kernel_read+0x171/0x1b0 [ 62.853824][ T5] ? __warn.cold+0x5/0x48 [ 62.858181][ T5] ? __warn+0xe9/0x1d0 [ 62.862344][ T5] ? proc_register+0x3d9/0x550 [ 62.867138][ T5] __warn.cold+0x20/0x48 [ 62.871414][ T5] ? proc_register+0x3d9/0x550 [ 62.876204][ T5] report_bug+0x262/0x2a0 [ 62.880599][ T5] do_error_trap+0x130/0x1f0 [ 62.885210][ T5] ? proc_register+0x3d9/0x550 [ 62.890077][ T5] do_invalid_op+0x37/0x40 [ 62.894507][ T5] ? proc_register+0x3d9/0x550 [ 62.899307][ T5] invalid_op+0x14/0x20 [ 62.903610][ T5] RIP: 0010:proc_register+0x3d9/0x550 [ 62.908980][ T5] Code: ff df 48 89 f9 48 c1 e9 03 80 3c 01 00 0f 85 61 01 00 00 48 8b 04 24 48 c7 c7 20 a2 79 8e 48 8b b0 d0 00 00 00 e8 17 d0 71 ff <0f> 0b 48 c7 c7 60 91 91 91 e8 59 94 33 0c 48 8b 4c 24 28 48 b8 00 [ 62.928953][ T5] RSP: 0018:ffff8880a8477000 EFLAGS: 00010282 [ 62.935054][ T5] RAX: 0000000000000000 RBX: ffff88809c4d5700 RCX: 0000000000000000 [ 62.943074][ T5] RDX: 0000000000000000 RSI: ffffffff815b2342 RDI: ffffed101508edf2 [ 62.951049][ T5] RBP: ffff88809b58ea00 R08: ffff8880a846b100 R09: ffffed1015a04fc9 [ 62.959014][ T5] R10: ffffed1015a04fc8 R11: ffff8880ad027e47 R12: 0000000000000000 [ 62.966990][ T5] R13: dffffc0000000000 R14: ffff88808ff5b978 R15: 000000000000000c [ 62.975028][ T5] ? vprintk_func+0x82/0x118 [ 62.979622][ T5] proc_symlink+0x147/0x1c0 [ 62.984113][ T5] ? proc_register+0x550/0x550 [ 62.988905][ T5] ? snd_info_register+0xdc/0x3e0 [ 62.993925][ T5] snd_info_card_register+0x14b/0x1e0 [ 62.999283][ T5] snd_card_register+0x432/0x5f0 [ 63.004244][ T5] ? toneport_setup+0x163/0x360 [ 63.009088][ T5] ? snd_card_set_id+0x90/0x90 [ 63.013988][ T5] ? up_write+0x1d/0x150 [ 63.018222][ T5] toneport_init+0x256/0x63c [ 63.022862][ T5] ? usb_set_interface+0x7b0/0xad0 [ 63.027999][ T5] line6_probe+0xb01/0x1150 [ 63.032529][ T5] ? line6_toneport_disconnect+0x1a0/0x1a0 [ 63.038519][ T5] ? line6_disconnect+0x1f0/0x1f0 [ 63.043583][ T5] ? rpm_callback+0x240/0x240 [ 63.048269][ T5] ? lockdep_hardirqs_on+0x37e/0x580 [ 63.053678][ T5] ? __pm_runtime_resume+0x116/0x180 [ 63.058985][ T5] usb_probe_interface+0x31d/0x820 [ 63.064200][ T5] ? usb_probe_device+0x150/0x150 [ 63.069225][ T5] really_probe+0x2da/0xb10 [ 63.073807][ T5] driver_probe_device+0x21d/0x350 [ 63.078919][ T5] __device_attach_driver+0x1d8/0x290 [ 63.084286][ T5] ? driver_allows_async_probing+0x160/0x160 [ 63.090322][ T5] bus_for_each_drv+0x163/0x1e0 [ 63.095215][ T5] ? bus_rescan_devices+0x30/0x30 [ 63.100244][ T5] ? _raw_spin_unlock_irqrestore+0x4b/0x60 [ 63.106038][ T5] ? lockdep_hardirqs_on+0x37e/0x580 [ 63.111308][ T5] __device_attach+0x223/0x3a0 [ 63.116054][ T5] ? device_bind_driver+0xe0/0xe0 [ 63.121123][ T5] ? kobject_uevent_env+0x295/0x13d0 [ 63.126419][ T5] bus_probe_device+0x1f1/0x2a0 [ 63.131369][ T5] ? blocking_notifier_call_chain+0x59/0xb0 [ 63.137263][ T5] device_add+0xad2/0x16e0 [ 63.141695][ T5] ? get_device_parent.isra.0+0x560/0x560 [ 63.147480][ T5] ? _raw_spin_unlock_irqrestore+0x4b/0x60 [ 63.153308][ T5] usb_set_configuration+0xdf7/0x1740 [ 63.158812][ T5] generic_probe+0xa2/0xda [ 63.163329][ T5] usb_probe_device+0xc0/0x150 [ 63.168085][ T5] ? usb_suspend+0x5f0/0x5f0 [ 63.172698][ T5] really_probe+0x2da/0xb10 [ 63.177281][ T5] driver_probe_device+0x21d/0x350 [ 63.182396][ T5] __device_attach_driver+0x1d8/0x290 [ 63.187769][ T5] ? driver_allows_async_probing+0x160/0x160 [ 63.203478][ T5] bus_for_each_drv+0x163/0x1e0 [ 63.208329][ T5] ? bus_rescan_devices+0x30/0x30 [ 63.213362][ T5] ? _raw_spin_unlock_irqrestore+0x4b/0x60 [ 63.219271][ T5] ? lockdep_hardirqs_on+0x37e/0x580 [ 63.224555][ T5] __device_attach+0x223/0x3a0 [ 63.229382][ T5] ? device_bind_driver+0xe0/0xe0 [ 63.234406][ T5] ? kobject_uevent_env+0x295/0x13d0 [ 63.239683][ T5] bus_probe_device+0x1f1/0x2a0 [ 63.244612][ T5] ? blocking_notifier_call_chain+0x59/0xb0 [ 63.250537][ T5] device_add+0xad2/0x16e0 [ 63.254950][ T5] ? get_device_parent.isra.0+0x560/0x560 [ 63.260668][ T5] usb_new_device.cold+0x537/0xccf [ 63.265775][ T5] hub_event+0x138e/0x3b00 [ 63.270210][ T5] ? hub_port_debounce+0x350/0x350 [ 63.275384][ T5] ? _raw_spin_unlock_irq+0x29/0x40 [ 63.280707][ T5] process_one_work+0x90f/0x1580 [ 63.285640][ T5] ? wq_pool_ids_show+0x300/0x300 [ 63.290670][ T5] ? do_raw_spin_lock+0x11f/0x290 [ 63.295874][ T5] worker_thread+0x9b/0xe20 [ 63.300456][ T5] ? process_one_work+0x1580/0x1580 [ 63.305652][ T5] kthread+0x313/0x420 [ 63.309709][ T5] ? kthread_park+0x1a0/0x1a0 [ 63.314404][ T5] ret_from_fork+0x3a/0x50 [ 63.320690][ T5] Kernel Offset: disabled [ 63.325144][ T5] Rebooting in 86400 seconds..