[ 48.330826][ T22] audit: type=1800 audit(1557217300.511:27): pid=5205 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2469 res=0 [ 48.351325][ T22] audit: type=1800 audit(1557217300.521:28): pid=5205 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. [ 49.198157][ T22] audit: type=1800 audit(1557217301.421:29): pid=5205 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 [ 49.218447][ T22] audit: type=1800 audit(1557217301.421:30): pid=5205 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 '10.128.0.222' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program syzkaller login: [ 60.182280][ T21] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 60.192281][ T532] usb 6-1: new high-speed USB device number 2 using dummy_hcd [ 60.192736][ T535] usb 3-1: new high-speed USB device number 2 using dummy_hcd [ 60.199875][ T5] usb 5-1: new high-speed USB device number 2 using dummy_hcd [ 60.207868][ T17] usb 4-1: new high-speed USB device number 2 using dummy_hcd [ 60.214826][ T12] usb 2-1: new high-speed USB device number 2 using dummy_hcd [ 60.442229][ T532] usb 6-1: Using ep0 maxpacket: 8 [ 60.452654][ T21] usb 1-1: Using ep0 maxpacket: 8 [ 60.462299][ T5] usb 5-1: Using ep0 maxpacket: 8 [ 60.467449][ T12] usb 2-1: Using ep0 maxpacket: 8 [ 60.472227][ T535] usb 3-1: Using ep0 maxpacket: 8 [ 60.477643][ T17] usb 4-1: Using ep0 maxpacket: 8 [ 60.562377][ T532] usb 6-1: config 0 interface 0 has no altsetting 0 [ 60.569174][ T532] usb 6-1: New USB device found, idVendor=0e41, idProduct=4151, bcdDevice=7a.8f [ 60.578357][ T532] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 60.588980][ T532] usb 6-1: config 0 descriptor?? [ 60.592410][ T21] usb 1-1: config 0 interface 0 has no altsetting 0 [ 60.594249][ T12] usb 2-1: config 0 interface 0 has no altsetting 0 [ 60.600665][ T21] usb 1-1: New USB device found, idVendor=0e41, idProduct=4151, bcdDevice=7a.8f [ 60.600687][ T21] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 60.607691][ T12] usb 2-1: New USB device found, idVendor=0e41, idProduct=4151, bcdDevice=7a.8f [ 60.617391][ T17] usb 4-1: config 0 interface 0 has no altsetting 0 [ 60.624833][ T12] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 60.633942][ T17] usb 4-1: New USB device found, idVendor=0e41, idProduct=4151, bcdDevice=7a.8f [ 60.640767][ T5] usb 5-1: config 0 interface 0 has no altsetting 0 [ 60.648527][ T17] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 60.654774][ T535] usb 3-1: config 0 interface 0 has no altsetting 0 [ 60.657654][ T5] usb 5-1: New USB device found, idVendor=0e41, idProduct=4151, bcdDevice=7a.8f [ 60.664498][ T535] usb 3-1: New USB device found, idVendor=0e41, idProduct=4151, bcdDevice=7a.8f [ 60.672483][ T5] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 60.679064][ T535] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 60.691525][ T12] usb 2-1: config 0 descriptor?? [ 60.700309][ T21] usb 1-1: config 0 descriptor?? [ 60.712411][ T5] usb 5-1: config 0 descriptor?? [ 60.720479][ T17] usb 4-1: config 0 descriptor?? [ 60.731699][ T532] snd_usb_toneport 6-1:0.0: Line 6 POD Studio UX2 found [ 60.741040][ T535] usb 3-1: config 0 descriptor?? [ 60.774561][ T21] snd_usb_toneport 1-1:0.0: Line 6 POD Studio UX2 found [ 60.783892][ T17] snd_usb_toneport 4-1:0.0: Line 6 POD Studio UX2 found [ 60.784360][ T12] snd_usb_toneport 2-1:0.0: Line 6 POD Studio UX2 found [ 60.801542][ T5] snd_usb_toneport 5-1:0.0: Line 6 POD Studio UX2 found [ 60.804306][ T535] snd_usb_toneport 3-1:0.0: Line 6 POD Studio UX2 found executing program executing program [ 60.962330][ T532] snd_usb_toneport 6-1:0.0: read request failed (error -71) [ 60.983433][ T532] snd_usb_toneport 6-1:0.0: read request failed (error -71) executing program executing program executing program executing program [ 61.007958][ T532] snd_usb_toneport 6-1:0.0: write request failed (error -71) [ 61.017035][ T12] snd_usb_toneport 2-1:0.0: read request failed (error -71) [ 61.024849][ T5] snd_usb_toneport 5-1:0.0: read request failed (error -71) [ 61.032444][ T21] snd_usb_toneport 1-1:0.0: read request failed (error -71) [ 61.039964][ T17] snd_usb_toneport 4-1:0.0: read request failed (error -71) [ 61.052503][ T532] usb 6-1: send failed (error -71) [ 61.057894][ T5] snd_usb_toneport 5-1:0.0: read request failed (error -71) [ 61.062306][ T535] snd_usb_toneport 3-1:0.0: read request failed (error -71) [ 61.065772][ T12] snd_usb_toneport 2-1:0.0: read request failed (error -71) [ 61.072981][ T21] snd_usb_toneport 1-1:0.0: read request failed (error -71) [ 61.080004][ T532] usb 6-1: send failed (error -71) [ 61.087595][ T17] snd_usb_toneport 4-1:0.0: read request failed (error -71) [ 61.112349][ T5] snd_usb_toneport 5-1:0.0: write request failed (error -71) [ 61.112356][ T535] snd_usb_toneport 3-1:0.0: read request failed (error -71) [ 61.127198][ T12] snd_usb_toneport 2-1:0.0: write request failed (error -71) [ 61.132353][ T21] snd_usb_toneport 1-1:0.0: write request failed (error -71) [ 61.135071][ T532] snd_usb_toneport 6-1:0.0: Line 6 POD Studio UX2 now attached [ 61.142255][ T17] snd_usb_toneport 4-1:0.0: write request failed (error -71) [ 61.151295][ T532] usb 6-1: USB disconnect, device number 2 [ 61.157460][ T535] snd_usb_toneport 3-1:0.0: write request failed (error -71) [ 61.162921][ T5] usb 5-1: send failed (error -71) [ 61.175565][ T12] usb 2-1: send failed (error -71) [ 61.176541][ T21] usb 1-1: send failed (error -71) [ 61.192391][ T12] usb 2-1: send failed (error -71) [ 61.202126][ T532] snd_usb_toneport 6-1:0.0: Line 6 POD Studio UX2 now disconnected [ 61.211011][ T5] usb 5-1: send failed (error -71) [ 61.212335][ T535] usb 3-1: send failed (error -71) [ 61.221625][ T17] usb 4-1: send failed (error -71) [ 61.226454][ T12] snd_usb_toneport 2-1:0.0: Line 6 POD Studio UX2 now attached [ 61.227168][ T21] usb 1-1: send failed (error -71) [ 61.248423][ T5] snd_usb_toneport 5-1:0.0: Line 6 POD Studio UX2 now attached [ 61.261862][ T12] usb 2-1: USB disconnect, device number 2 [ 61.262293][ T535] usb 3-1: send failed (error -71) [ 61.273340][ T17] usb 4-1: send failed (error -71) [ 61.281248][ T21] ------------[ cut here ]------------ [ 61.281363][ T5] usb 5-1: USB disconnect, device number 2 [ 61.287160][ T21] proc_dir_entry 'asound/PODStudioUX2' already registered [ 61.300021][ T21] WARNING: CPU: 1 PID: 21 at fs/proc/generic.c:359 proc_register+0x3d9/0x550 [ 61.308860][ T21] Kernel panic - not syncing: panic_on_warn set ... [ 61.315444][ T21] CPU: 1 PID: 21 Comm: kworker/1:1 Not tainted 5.1.0-rc3-319004-g43151d6 #6 [ 61.324129][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.334192][ T21] Workqueue: usb_hub_wq hub_event [ 61.339204][ T21] Call Trace: [ 61.342495][ T21] dump_stack+0xe8/0x16e [ 61.346737][ T21] ? proc_register+0x2e0/0x550 [ 61.351494][ T21] panic+0x29d/0x5f2 [ 61.355387][ T21] ? __warn_printk+0xf8/0xf8 [ 61.359984][ T21] ? proc_register+0x3d9/0x550 [ 61.364748][ T21] ? __probe_kernel_read+0x171/0x1b0 [ 61.370025][ T21] ? __warn.cold+0x5/0x48 [ 61.374363][ T21] ? __warn+0xe9/0x1d0 [ 61.378434][ T21] ? proc_register+0x3d9/0x550 [ 61.383190][ T21] __warn.cold+0x20/0x48 [ 61.387435][ T21] ? proc_register+0x3d9/0x550 [ 61.392194][ T21] report_bug+0x262/0x2a0 [ 61.396530][ T21] do_error_trap+0x130/0x1f0 [ 61.401118][ T21] ? proc_register+0x3d9/0x550 [ 61.405881][ T21] do_invalid_op+0x37/0x40 [ 61.410296][ T21] ? proc_register+0x3d9/0x550 [ 61.415067][ T21] invalid_op+0x14/0x20 [ 61.419220][ T21] RIP: 0010:proc_register+0x3d9/0x550 [ 61.424606][ T21] 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 [ 61.444303][ T21] RSP: 0018:ffff8880a859f000 EFLAGS: 00010282 [ 61.450368][ T21] RAX: 0000000000000000 RBX: ffff8882149b9480 RCX: 0000000000000000 [ 61.458435][ T21] RDX: 0000000000000000 RSI: ffffffff815b2342 RDI: ffffed10150b3df2 [ 61.466428][ T21] RBP: ffff8880959448c0 R08: ffff8880a8590000 R09: ffffed1015a24fc9 [ 61.474409][ T21] R10: ffffed1015a24fc8 R11: ffff8880ad127e47 R12: 0000000000000000 [ 61.482380][ T21] R13: dffffc0000000000 R14: ffff88809051aab8 R15: 000000000000000c [ 61.490377][ T21] ? vprintk_func+0x82/0x118 [ 61.494992][ T21] proc_symlink+0x147/0x1c0 [ 61.499493][ T21] ? proc_register+0x550/0x550 [ 61.504256][ T21] ? snd_info_register+0xdc/0x3e0 [ 61.509278][ T21] snd_info_card_register+0x14b/0x1e0 [ 61.514654][ T21] snd_card_register+0x432/0x5f0 [ 61.519588][ T21] ? toneport_setup+0x163/0x360 [ 61.524438][ T21] ? snd_card_set_id+0x90/0x90 [ 61.529198][ T21] ? up_write+0x1d/0x150 [ 61.533436][ T21] toneport_init+0x256/0x63c [ 61.538021][ T21] ? usb_set_interface+0x7b0/0xad0 [ 61.543222][ T21] line6_probe+0xb01/0x1150 [ 61.548077][ T21] ? line6_toneport_disconnect+0x1a0/0x1a0 [ 61.553883][ T21] ? line6_disconnect+0x1f0/0x1f0 [ 61.558908][ T21] ? rpm_callback+0x240/0x240 [ 61.563672][ T21] ? lockdep_hardirqs_on+0x37e/0x580 [ 61.568966][ T21] ? __pm_runtime_resume+0x116/0x180 [ 61.574268][ T21] usb_probe_interface+0x31d/0x820 [ 61.579385][ T21] ? usb_probe_device+0x150/0x150 [ 61.584412][ T21] really_probe+0x2da/0xb10 [ 61.589109][ T21] driver_probe_device+0x21d/0x350 [ 61.594215][ T21] __device_attach_driver+0x1d8/0x290 [ 61.599579][ T21] ? driver_allows_async_probing+0x160/0x160 [ 61.605551][ T21] bus_for_each_drv+0x163/0x1e0 [ 61.610416][ T21] ? bus_rescan_devices+0x30/0x30 [ 61.615436][ T21] ? _raw_spin_unlock_irqrestore+0x4b/0x60 [ 61.621232][ T21] ? lockdep_hardirqs_on+0x37e/0x580 [ 61.626524][ T21] __device_attach+0x223/0x3a0 [ 61.631282][ T21] ? device_bind_driver+0xe0/0xe0 [ 61.636300][ T21] ? kobject_uevent_env+0x295/0x13d0 [ 61.641584][ T21] bus_probe_device+0x1f1/0x2a0 [ 61.646441][ T21] ? blocking_notifier_call_chain+0x59/0xb0 [ 61.652329][ T21] device_add+0xad2/0x16e0 [ 61.656745][ T21] ? get_device_parent.isra.0+0x560/0x560 [ 61.662485][ T21] ? _raw_spin_unlock_irqrestore+0x4b/0x60 [ 61.668304][ T21] usb_set_configuration+0xdf7/0x1740 [ 61.673696][ T21] generic_probe+0xa2/0xda [ 61.678127][ T21] usb_probe_device+0xc0/0x150 [ 61.682892][ T21] ? usb_suspend+0x5f0/0x5f0 [ 61.687492][ T21] really_probe+0x2da/0xb10 [ 61.692003][ T21] driver_probe_device+0x21d/0x350 [ 61.697110][ T21] __device_attach_driver+0x1d8/0x290 [ 61.702479][ T21] ? driver_allows_async_probing+0x160/0x160 [ 61.713148][ T21] bus_for_each_drv+0x163/0x1e0 [ 61.718788][ T21] ? bus_rescan_devices+0x30/0x30 [ 61.723807][ T21] ? _raw_spin_unlock_irqrestore+0x4b/0x60 [ 61.729606][ T21] ? lockdep_hardirqs_on+0x37e/0x580 [ 61.734894][ T21] __device_attach+0x223/0x3a0 [ 61.739657][ T21] ? device_bind_driver+0xe0/0xe0 [ 61.744681][ T21] ? kobject_uevent_env+0x295/0x13d0 [ 61.749962][ T21] bus_probe_device+0x1f1/0x2a0 [ 61.754824][ T21] ? blocking_notifier_call_chain+0x59/0xb0 [ 61.760716][ T21] device_add+0xad2/0x16e0 [ 61.765138][ T21] ? get_device_parent.isra.0+0x560/0x560 [ 61.770861][ T21] usb_new_device.cold+0x537/0xccf [ 61.775971][ T21] hub_event+0x138e/0x3b00 [ 61.780409][ T21] ? hub_port_debounce+0x350/0x350 [ 61.785529][ T21] ? _raw_spin_unlock_irq+0x29/0x40 [ 61.790732][ T21] process_one_work+0x90f/0x1580 [ 61.796128][ T21] ? wq_pool_ids_show+0x300/0x300 [ 61.801150][ T21] ? do_raw_spin_lock+0x11f/0x290 [ 61.806195][ T21] worker_thread+0x9b/0xe20 [ 61.810702][ T21] ? process_one_work+0x1580/0x1580 [ 61.815895][ T21] kthread+0x313/0x420 [ 61.819964][ T21] ? kthread_park+0x1a0/0x1a0 [ 61.824648][ T21] ret_from_fork+0x3a/0x50 [ 61.830168][ T21] Kernel Offset: disabled [ 61.834559][ T21] Rebooting in 86400 seconds..