[ 42.989863][ T21] audit: type=1800 audit(1557021373.822:27): pid=5121 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2469 res=0 [ 43.010039][ T21] audit: type=1800 audit(1557021373.822:28): pid=5121 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. [ 43.949319][ T21] audit: type=1800 audit(1557021374.822:29): pid=5121 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 [ 43.969366][ T21] audit: type=1800 audit(1557021374.832:30): pid=5121 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 '10.128.1.18' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program syzkaller login: [ 55.831605][ T22] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 55.839839][ T557] usb 6-1: new high-speed USB device number 2 using dummy_hcd [ 55.841487][ T12] usb 2-1: new high-speed USB device number 2 using dummy_hcd [ 55.854881][ T533] usb 3-1: new high-speed USB device number 2 using dummy_hcd [ 55.862426][ T5287] usb 4-1: new high-speed USB device number 2 using dummy_hcd [ 55.869934][ T5] usb 5-1: new high-speed USB device number 2 using dummy_hcd [ 56.091517][ T22] usb 1-1: Using ep0 maxpacket: 8 [ 56.096920][ T557] usb 6-1: Using ep0 maxpacket: 8 [ 56.101480][ T5287] usb 4-1: Using ep0 maxpacket: 8 [ 56.111539][ T533] usb 3-1: Using ep0 maxpacket: 8 [ 56.116855][ T5] usb 5-1: Using ep0 maxpacket: 8 [ 56.121998][ T12] usb 2-1: Using ep0 maxpacket: 8 [ 56.211636][ T22] usb 1-1: config 0 interface 0 has no altsetting 0 [ 56.218448][ T22] usb 1-1: New USB device found, idVendor=0e41, idProduct=4151, bcdDevice=7a.8f [ 56.221609][ T5287] usb 4-1: config 0 interface 0 has no altsetting 0 [ 56.227523][ T22] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 56.234171][ T5287] usb 4-1: New USB device found, idVendor=0e41, idProduct=4151, bcdDevice=7a.8f [ 56.242655][ T557] usb 6-1: config 0 interface 0 has no altsetting 0 [ 56.251172][ T5287] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 56.257808][ T557] usb 6-1: New USB device found, idVendor=0e41, idProduct=4151, bcdDevice=7a.8f [ 56.265850][ T533] usb 3-1: config 0 interface 0 has no altsetting 0 [ 56.274812][ T557] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 56.280799][ T22] usb 1-1: config 0 descriptor?? [ 56.281526][ T533] usb 3-1: New USB device found, idVendor=0e41, idProduct=4151, bcdDevice=7a.8f [ 56.293838][ T557] usb 6-1: config 0 descriptor?? [ 56.294450][ T533] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 56.316425][ T5] usb 5-1: config 0 interface 0 has no altsetting 0 [ 56.323130][ T5] usb 5-1: New USB device found, idVendor=0e41, idProduct=4151, bcdDevice=7a.8f [ 56.332197][ T5] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 56.340204][ T12] usb 2-1: config 0 interface 0 has no altsetting 0 [ 56.346841][ T12] usb 2-1: New USB device found, idVendor=0e41, idProduct=4151, bcdDevice=7a.8f [ 56.355921][ T12] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 56.363601][ T22] snd_usb_toneport 1-1:0.0: Line 6 POD Studio UX2 found [ 56.373070][ T557] snd_usb_toneport 6-1:0.0: Line 6 POD Studio UX2 found [ 56.373865][ T5287] usb 4-1: config 0 descriptor?? [ 56.385623][ T12] usb 2-1: config 0 descriptor?? [ 56.391127][ T5] usb 5-1: config 0 descriptor?? [ 56.396915][ T533] usb 3-1: config 0 descriptor?? [ 56.433732][ T5] snd_usb_toneport 5-1:0.0: Line 6 POD Studio UX2 found [ 56.443016][ T12] snd_usb_toneport 2-1:0.0: Line 6 POD Studio UX2 found [ 56.452300][ T533] snd_usb_toneport 3-1:0.0: Line 6 POD Studio UX2 found [ 56.461767][ T5287] snd_usb_toneport 4-1:0.0: Line 6 POD Studio UX2 found executing program executing program [ 56.591880][ T557] snd_usb_toneport 6-1:0.0: read request failed (error -71) [ 56.599436][ T22] snd_usb_toneport 1-1:0.0: read request failed (error -71) [ 56.611652][ T557] snd_usb_toneport 6-1:0.0: read request failed (error -71) [ 56.621684][ T22] snd_usb_toneport 1-1:0.0: read request failed (error -71) executing program executing program executing program executing program [ 56.641581][ T557] snd_usb_toneport 6-1:0.0: write request failed (error -71) [ 56.649164][ T22] snd_usb_toneport 1-1:0.0: write request failed (error -71) [ 56.661642][ T12] snd_usb_toneport 2-1:0.0: read request failed (error -71) [ 56.671612][ T22] usb 1-1: send failed (error -71) [ 56.671876][ T533] snd_usb_toneport 3-1:0.0: read request failed (error -71) [ 56.676951][ T557] usb 6-1: send failed (error -71) [ 56.684568][ T5] snd_usb_toneport 5-1:0.0: read request failed (error -71) [ 56.696700][ T5287] snd_usb_toneport 4-1:0.0: read request failed (error -71) [ 56.701768][ T22] usb 1-1: send failed (error -71) [ 56.704574][ T12] snd_usb_toneport 2-1:0.0: read request failed (error -71) [ 56.719148][ T557] usb 6-1: send failed (error -71) [ 56.731207][ T22] snd_usb_toneport 1-1:0.0: Line 6 POD Studio UX2 now attached [ 56.731601][ T12] snd_usb_toneport 2-1:0.0: write request failed (error -71) [ 56.740539][ T22] usb 1-1: USB disconnect, device number 2 [ 56.746419][ T533] snd_usb_toneport 3-1:0.0: read request failed (error -71) [ 56.759476][ T5] snd_usb_toneport 5-1:0.0: read request failed (error -71) [ 56.765400][ T557] ------------[ cut here ]------------ [ 56.767134][ T5287] snd_usb_toneport 4-1:0.0: read request failed (error -71) [ 56.772501][ T557] proc_dir_entry 'asound/PODStudioUX2' already registered [ 56.786933][ T557] WARNING: CPU: 1 PID: 557 at fs/proc/generic.c:359 proc_register+0x3d9/0x550 [ 56.791692][ T5287] snd_usb_toneport 4-1:0.0: write request failed (error -71) [ 56.795771][ T557] Kernel panic - not syncing: panic_on_warn set ... [ 56.795786][ T557] CPU: 1 PID: 557 Comm: kworker/1:2 Not tainted 5.1.0-rc3-319004-g43151d6 #6 [ 56.795793][ T557] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.795810][ T557] Workqueue: usb_hub_wq hub_event [ 56.803310][ T5] snd_usb_toneport 5-1:0.0: write request failed (error -71) [ 56.809719][ T557] Call Trace: [ 56.809738][ T557] dump_stack+0xe8/0x16e [ 56.809758][ T557] ? proc_register+0x2e0/0x550 [ 56.809775][ T557] panic+0x29d/0x5f2 [ 56.818658][ T533] snd_usb_toneport 3-1:0.0: write request failed (error -71) [ 56.828537][ T557] ? __warn_printk+0xf8/0xf8 [ 56.828556][ T557] ? proc_register+0x3d9/0x550 [ 56.828573][ T557] ? __probe_kernel_read+0x171/0x1b0 [ 56.828583][ T557] ? __warn.cold+0x5/0x48 [ 56.828593][ T557] ? __warn+0xe9/0x1d0 [ 56.828611][ T557] ? proc_register+0x3d9/0x550 [ 56.837187][ T12] usb 2-1: send failed (error -71) [ 56.840970][ T557] __warn.cold+0x20/0x48 [ 56.840989][ T557] ? proc_register+0x3d9/0x550 [ 56.841003][ T557] report_bug+0x262/0x2a0 [ 56.841021][ T557] do_error_trap+0x130/0x1f0 [ 56.861551][ T5287] usb 4-1: send failed (error -71) [ 56.864472][ T557] ? proc_register+0x3d9/0x550 [ 56.864493][ T557] do_invalid_op+0x37/0x40 [ 56.864503][ T557] ? proc_register+0x3d9/0x550 [ 56.864521][ T557] invalid_op+0x14/0x20 [ 56.869147][ T12] usb 2-1: send failed (error -71) [ 56.873824][ T557] RIP: 0010:proc_register+0x3d9/0x550 [ 56.873836][ T557] 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 [ 56.873842][ T557] RSP: 0018:ffff88809eb5f000 EFLAGS: 00010282 [ 56.873852][ T557] RAX: 0000000000000000 RBX: ffff8882145ee480 RCX: 0000000000000000 [ 56.873860][ T557] RDX: 0000000000000000 RSI: ffffffff815b2342 RDI: ffffed1013d6bdf2 [ 56.873867][ T557] RBP: ffff88809211ba00 R08: ffff88809eb53100 R09: ffffed1015a24fc9 [ 56.873873][ T557] R10: ffffed1015a24fc8 R11: ffff8880ad127e47 R12: 0000000000000000 [ 56.873880][ T557] R13: dffffc0000000000 R14: ffff888093942478 R15: 000000000000000c [ 56.873907][ T557] ? vprintk_func+0x82/0x118 [ 56.873928][ T557] proc_symlink+0x147/0x1c0 [ 56.873940][ T557] ? proc_register+0x550/0x550 [ 56.873966][ T557] ? snd_info_register+0xdc/0x3e0 [ 56.879462][ T5] usb 5-1: send failed (error -71) [ 56.883521][ T557] snd_info_card_register+0x14b/0x1e0 [ 56.883535][ T557] snd_card_register+0x432/0x5f0 [ 56.883552][ T557] ? toneport_setup+0x163/0x360 [ 56.883566][ T557] ? snd_card_set_id+0x90/0x90 [ 56.887634][ T533] usb 3-1: send failed (error -71) [ 56.892347][ T557] ? up_write+0x1d/0x150 [ 56.892360][ T557] toneport_init+0x256/0x63c [ 56.892375][ T557] ? usb_set_interface+0x7b0/0xad0 [ 56.911613][ T5] usb 5-1: send failed (error -71) [ 56.915313][ T557] line6_probe+0xb01/0x1150 [ 56.915326][ T557] ? line6_toneport_disconnect+0x1a0/0x1a0 [ 56.915341][ T557] ? line6_disconnect+0x1f0/0x1f0 [ 56.920522][ T5287] usb 4-1: send failed (error -71) [ 56.925203][ T557] ? rpm_callback+0x240/0x240 [ 56.925217][ T557] ? lockdep_hardirqs_on+0x37e/0x580 [ 56.925231][ T557] ? __pm_runtime_resume+0x116/0x180 [ 56.925248][ T557] usb_probe_interface+0x31d/0x820 [ 56.925261][ T557] ? usb_probe_device+0x150/0x150 [ 56.925272][ T557] really_probe+0x2da/0xb10 [ 56.925285][ T557] driver_probe_device+0x21d/0x350 [ 56.925295][ T557] __device_attach_driver+0x1d8/0x290 [ 56.925305][ T557] ? driver_allows_async_probing+0x160/0x160 [ 56.925316][ T557] bus_for_each_drv+0x163/0x1e0 [ 56.925328][ T557] ? bus_rescan_devices+0x30/0x30 [ 56.925341][ T557] ? _raw_spin_unlock_irqrestore+0x4b/0x60 [ 56.925355][ T557] ? lockdep_hardirqs_on+0x37e/0x580 [ 56.931156][ T533] usb 3-1: send failed (error -71) [ 56.934487][ T557] __device_attach+0x223/0x3a0 [ 56.934499][ T557] ? device_bind_driver+0xe0/0xe0 [ 56.934513][ T557] ? kobject_uevent_env+0x295/0x13d0 [ 56.934528][ T557] bus_probe_device+0x1f1/0x2a0 [ 56.934542][ T557] ? blocking_notifier_call_chain+0x59/0xb0 [ 56.934556][ T557] device_add+0xad2/0x16e0 [ 56.934572][ T557] ? get_device_parent.isra.0+0x560/0x560 [ 56.934585][ T557] ? _raw_spin_unlock_irqrestore+0x4b/0x60 [ 56.934605][ T557] usb_set_configuration+0xdf7/0x1740 [ 56.934631][ T557] generic_probe+0xa2/0xda [ 56.934643][ T557] usb_probe_device+0xc0/0x150 [ 56.934654][ T557] ? usb_suspend+0x5f0/0x5f0 [ 56.934662][ T557] really_probe+0x2da/0xb10 [ 56.934676][ T557] driver_probe_device+0x21d/0x350 [ 57.244771][ T557] __device_attach_driver+0x1d8/0x290 [ 57.250122][ T557] ? driver_allows_async_probing+0x160/0x160 [ 57.256081][ T557] bus_for_each_drv+0x163/0x1e0 [ 57.260909][ T557] ? bus_rescan_devices+0x30/0x30 [ 57.265942][ T557] ? _raw_spin_unlock_irqrestore+0x4b/0x60 [ 57.271729][ T557] ? lockdep_hardirqs_on+0x37e/0x580 [ 57.276997][ T557] __device_attach+0x223/0x3a0 [ 57.281769][ T557] ? device_bind_driver+0xe0/0xe0 [ 57.286773][ T557] ? kobject_uevent_env+0x295/0x13d0 [ 57.292039][ T557] bus_probe_device+0x1f1/0x2a0 [ 57.296873][ T557] ? blocking_notifier_call_chain+0x59/0xb0 [ 57.302741][ T557] device_add+0xad2/0x16e0 [ 57.307138][ T557] ? get_device_parent.isra.0+0x560/0x560 [ 57.312843][ T557] usb_new_device.cold+0x537/0xccf [ 57.317965][ T557] hub_event+0x138e/0x3b00 [ 57.322372][ T557] ? hub_port_debounce+0x350/0x350 [ 57.327555][ T557] ? _raw_spin_unlock_irq+0x29/0x40 [ 57.332747][ T557] process_one_work+0x90f/0x1580 [ 57.337667][ T557] ? wq_pool_ids_show+0x300/0x300 [ 57.342820][ T557] ? do_raw_spin_lock+0x11f/0x290 [ 57.347840][ T557] worker_thread+0x9b/0xe20 [ 57.352336][ T557] ? process_one_work+0x1580/0x1580 [ 57.357521][ T557] kthread+0x313/0x420 [ 57.361572][ T557] ? kthread_park+0x1a0/0x1a0 [ 57.366257][ T557] ret_from_fork+0x3a/0x50 [ 57.372266][ T557] Kernel Offset: disabled [ 57.376712][ T557] Rebooting in 86400 seconds..