[ 45.102713][ T22] audit: type=1800 audit(1557142514.914:27): pid=5291 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2469 res=0 [ 45.123020][ T22] audit: type=1800 audit(1557142514.914:28): pid=5291 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. [ 45.853520][ T22] audit: type=1800 audit(1557142515.694:29): pid=5291 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 [ 45.873667][ T22] audit: type=1800 audit(1557142515.694:30): pid=5291 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 '10.128.0.21' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program syzkaller login: [ 73.177426][ T21] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 73.197446][ T12] usb 2-1: new high-speed USB device number 2 using dummy_hcd [ 73.205130][ T5] usb 3-1: new high-speed USB device number 2 using dummy_hcd [ 73.212884][ T532] usb 4-1: new high-speed USB device number 2 using dummy_hcd [ 73.220520][ T5456] usb 5-1: new high-speed USB device number 2 using dummy_hcd [ 73.228071][ T5459] usb 6-1: new high-speed USB device number 2 using dummy_hcd [ 73.427428][ T21] usb 1-1: Using ep0 maxpacket: 8 [ 73.437687][ T12] usb 2-1: Using ep0 maxpacket: 8 [ 73.467399][ T5] usb 3-1: Using ep0 maxpacket: 8 [ 73.472609][ T5459] usb 6-1: Using ep0 maxpacket: 8 [ 73.477768][ T532] usb 4-1: Using ep0 maxpacket: 8 [ 73.482908][ T5456] usb 5-1: Using ep0 maxpacket: 8 [ 73.567509][ T21] usb 1-1: config 0 interface 0 has no altsetting 0 [ 73.567567][ T12] usb 2-1: config 0 interface 0 has no altsetting 0 [ 73.574371][ T21] usb 1-1: New USB device found, idVendor=0e41, idProduct=4151, bcdDevice=7a.8f [ 73.581122][ T12] usb 2-1: New USB device found, idVendor=0e41, idProduct=4151, bcdDevice=7a.8f [ 73.590135][ T21] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 73.599223][ T12] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 73.614941][ T21] usb 1-1: config 0 descriptor?? [ 73.615510][ T5] usb 3-1: config 0 interface 0 has no altsetting 0 [ 73.627051][ T5] usb 3-1: New USB device found, idVendor=0e41, idProduct=4151, bcdDevice=7a.8f [ 73.636227][ T5] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 73.644294][ T532] usb 4-1: config 0 interface 0 has no altsetting 0 [ 73.651033][ T532] usb 4-1: New USB device found, idVendor=0e41, idProduct=4151, bcdDevice=7a.8f [ 73.660184][ T532] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 73.668457][ T5456] usb 5-1: config 0 interface 0 has no altsetting 0 [ 73.675093][ T5456] usb 5-1: New USB device found, idVendor=0e41, idProduct=4151, bcdDevice=7a.8f [ 73.679509][ T21] snd_usb_toneport 1-1:0.0: Line 6 POD Studio UX2 found [ 73.684230][ T5456] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 73.700097][ T5459] usb 6-1: config 0 interface 0 has no altsetting 0 [ 73.706899][ T5459] usb 6-1: New USB device found, idVendor=0e41, idProduct=4151, bcdDevice=7a.8f [ 73.716004][ T5459] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 73.725425][ T532] usb 4-1: config 0 descriptor?? [ 73.730926][ T5459] usb 6-1: config 0 descriptor?? [ 73.737163][ T5] usb 3-1: config 0 descriptor?? [ 73.743418][ T5456] usb 5-1: config 0 descriptor?? [ 73.749616][ T12] usb 2-1: config 0 descriptor?? [ 73.769619][ T5459] snd_usb_toneport 6-1:0.0: Line 6 POD Studio UX2 found [ 73.779151][ T532] snd_usb_toneport 4-1:0.0: Line 6 POD Studio UX2 found [ 73.788520][ T5] snd_usb_toneport 3-1:0.0: Line 6 POD Studio UX2 found [ 73.797770][ T5456] snd_usb_toneport 5-1:0.0: Line 6 POD Studio UX2 found [ 73.807226][ T12] snd_usb_toneport 2-1:0.0: Line 6 POD Studio UX2 found executing program [ 73.917565][ T21] snd_usb_toneport 1-1:0.0: read request failed (error -71) [ 73.937623][ T21] snd_usb_toneport 1-1:0.0: read request failed (error -71) [ 73.957513][ T21] snd_usb_toneport 1-1:0.0: write request failed (error -71) executing program executing program executing program [ 73.977587][ T21] usb 1-1: send failed (error -71) [ 73.997518][ T21] usb 1-1: send failed (error -71) [ 73.997538][ T532] snd_usb_toneport 4-1:0.0: read request failed (error -71) [ 74.010522][ T5] snd_usb_toneport 3-1:0.0: read request failed (error -71) [ 74.018232][ T5459] snd_usb_toneport 6-1:0.0: read request failed (error -71) executing program executing program [ 74.025835][ T12] snd_usb_toneport 2-1:0.0: read request failed (error -71) [ 74.032761][ T21] snd_usb_toneport 1-1:0.0: Line 6 POD Studio UX2 now attached [ 74.038774][ T5459] snd_usb_toneport 6-1:0.0: read request failed (error -71) [ 74.050371][ T21] usb 1-1: USB disconnect, device number 2 [ 74.058688][ T12] snd_usb_toneport 2-1:0.0: read request failed (error -71) [ 74.066139][ T5456] snd_usb_toneport 5-1:0.0: read request failed (error -71) [ 74.072000][ T21] snd_usb_toneport 1-1:0.0: Line 6 POD Studio UX2 now disconnected [ 74.074211][ T5] snd_usb_toneport 3-1:0.0: read request failed (error -71) [ 74.089564][ T532] snd_usb_toneport 4-1:0.0: read request failed (error -71) [ 74.097152][ T5459] snd_usb_toneport 6-1:0.0: write request failed (error -71) [ 74.106923][ T12] snd_usb_toneport 2-1:0.0: write request failed (error -71) [ 74.127657][ T12] usb 2-1: send failed (error -71) [ 74.132912][ T5] snd_usb_toneport 3-1:0.0: write request failed (error -71) [ 74.140609][ T5459] usb 6-1: send failed (error -71) [ 74.145818][ T532] snd_usb_toneport 4-1:0.0: write request failed (error -71) [ 74.153447][ T5456] snd_usb_toneport 5-1:0.0: read request failed (error -71) [ 74.161005][ T5459] usb 6-1: send failed (error -71) [ 74.167041][ T12] usb 2-1: send failed (error -71) [ 74.187504][ T5] usb 3-1: send failed (error -71) [ 74.192815][ T5456] snd_usb_toneport 5-1:0.0: write request failed (error -71) [ 74.200430][ T532] usb 4-1: send failed (error -71) [ 74.208505][ T5459] snd_usb_toneport 6-1:0.0: Line 6 POD Studio UX2 now attached [ 74.218144][ T12] snd_usb_toneport 2-1:0.0: Line 6 POD Studio UX2 now attached [ 74.225817][ T532] usb 4-1: send failed (error -71) [ 74.231136][ T5] usb 3-1: send failed (error -71) [ 74.241301][ T532] snd_usb_toneport 4-1:0.0: Line 6 POD Studio UX2 now attached [ 74.249387][ T5456] usb 5-1: send failed (error -71) [ 74.258058][ T5] snd_usb_toneport 3-1:0.0: Line 6 POD Studio UX2 now attached [ 74.267019][ T5] usb 3-1: USB disconnect, device number 2 [ 74.273304][ T5456] usb 5-1: send failed (error -71) [ 74.280764][ T12] usb 2-1: USB disconnect, device number 2 [ 74.287232][ T5459] usb 6-1: USB disconnect, device number 2 [ 74.297777][ T532] usb 4-1: USB disconnect, device number 2 [ 74.326328][ T5456] ------------[ cut here ]------------ [ 74.332122][ T5456] proc_dir_entry 'asound/PODStudioUX2' already registered [ 74.339405][ T5456] WARNING: CPU: 0 PID: 5456 at fs/proc/generic.c:359 proc_register+0x3d9/0x550 [ 74.348363][ T5456] Kernel panic - not syncing: panic_on_warn set ... [ 74.354960][ T5456] CPU: 0 PID: 5456 Comm: kworker/0:3 Not tainted 5.1.0-rc3-319004-g43151d6 #6 [ 74.363813][ T5456] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.373896][ T5456] Workqueue: usb_hub_wq hub_event [ 74.378932][ T5456] Call Trace: [ 74.382245][ T5456] dump_stack+0xe8/0x16e [ 74.386515][ T5456] ? proc_register+0x2e0/0x550 [ 74.391290][ T5456] panic+0x29d/0x5f2 [ 74.395193][ T5456] ? __warn_printk+0xf8/0xf8 [ 74.399803][ T5456] ? proc_register+0x3d9/0x550 [ 74.404581][ T5456] ? __probe_kernel_read+0x171/0x1b0 [ 74.409874][ T5456] ? __warn.cold+0x5/0x48 [ 74.414205][ T5456] ? __warn+0xe9/0x1d0 [ 74.418292][ T5456] ? proc_register+0x3d9/0x550 [ 74.423064][ T5456] __warn.cold+0x20/0x48 [ 74.427324][ T5456] ? proc_register+0x3d9/0x550 [ 74.432187][ T5456] report_bug+0x262/0x2a0 [ 74.436533][ T5456] do_error_trap+0x130/0x1f0 [ 74.441141][ T5456] ? proc_register+0x3d9/0x550 [ 74.445924][ T5456] do_invalid_op+0x37/0x40 [ 74.450351][ T5456] ? proc_register+0x3d9/0x550 [ 74.455131][ T5456] invalid_op+0x14/0x20 [ 74.459296][ T5456] RIP: 0010:proc_register+0x3d9/0x550 [ 74.464674][ T5456] 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 [ 74.484283][ T5456] RSP: 0018:ffff88808c8cf000 EFLAGS: 00010282 [ 74.490447][ T5456] RAX: 0000000000000000 RBX: ffff888099cae5c8 RCX: 0000000000000000 [ 74.498418][ T5456] RDX: 0000000000000000 RSI: ffffffff815b2342 RDI: ffffed1011919df2 [ 74.506379][ T5456] RBP: ffff888093916280 R08: ffff8880931fb100 R09: 0000000000000000 [ 74.514528][ T5456] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 74.522606][ T5456] R13: dffffc0000000000 R14: ffff888091b03ab8 R15: 000000000000000c [ 74.530838][ T5456] ? vprintk_func+0x82/0x118 [ 74.535436][ T5456] proc_symlink+0x147/0x1c0 [ 74.540009][ T5456] ? proc_register+0x550/0x550 [ 74.544767][ T5456] ? snd_info_register+0xdc/0x3e0 [ 74.549787][ T5456] snd_info_card_register+0x14b/0x1e0 [ 74.555163][ T5456] snd_card_register+0x432/0x5f0 [ 74.560180][ T5456] ? toneport_setup+0x163/0x360 [ 74.565019][ T5456] ? snd_card_set_id+0x90/0x90 [ 74.569846][ T5456] ? up_write+0x1d/0x150 [ 74.574083][ T5456] toneport_init+0x256/0x63c [ 74.578659][ T5456] ? usb_set_interface+0x7b0/0xad0 [ 74.583828][ T5456] line6_probe+0xb01/0x1150 [ 74.588320][ T5456] ? line6_toneport_disconnect+0x1a0/0x1a0 [ 74.594212][ T5456] ? line6_disconnect+0x1f0/0x1f0 [ 74.599340][ T5456] ? rpm_callback+0x240/0x240 [ 74.604101][ T5456] ? lockdep_hardirqs_on+0x37e/0x580 [ 74.609442][ T5456] ? __pm_runtime_resume+0x116/0x180 [ 74.614742][ T5456] usb_probe_interface+0x31d/0x820 [ 74.619839][ T5456] ? usb_probe_device+0x150/0x150 [ 74.624852][ T5456] really_probe+0x2da/0xb10 [ 74.629338][ T5456] driver_probe_device+0x21d/0x350 [ 74.634543][ T5456] __device_attach_driver+0x1d8/0x290 [ 74.639902][ T5456] ? driver_allows_async_probing+0x160/0x160 [ 74.645869][ T5456] bus_for_each_drv+0x163/0x1e0 [ 74.650705][ T5456] ? bus_rescan_devices+0x30/0x30 [ 74.655727][ T5456] ? _raw_spin_unlock_irqrestore+0x4b/0x60 [ 74.661532][ T5456] ? lockdep_hardirqs_on+0x37e/0x580 [ 74.666815][ T5456] __device_attach+0x223/0x3a0 [ 74.671576][ T5456] ? device_bind_driver+0xe0/0xe0 [ 74.676590][ T5456] ? kobject_uevent_env+0x295/0x13d0 [ 74.681860][ T5456] bus_probe_device+0x1f1/0x2a0 [ 74.686742][ T5456] ? blocking_notifier_call_chain+0x59/0xb0 [ 74.692642][ T5456] device_add+0xad2/0x16e0 [ 74.697068][ T5456] ? get_device_parent.isra.0+0x560/0x560 [ 74.702807][ T5456] ? _raw_spin_unlock_irqrestore+0x4b/0x60 [ 74.708627][ T5456] usb_set_configuration+0xdf7/0x1740 [ 74.714012][ T5456] generic_probe+0xa2/0xda [ 74.719026][ T5456] usb_probe_device+0xc0/0x150 [ 74.723887][ T5456] ? usb_suspend+0x5f0/0x5f0 [ 74.728492][ T5456] really_probe+0x2da/0xb10 [ 74.733019][ T5456] driver_probe_device+0x21d/0x350 [ 74.738162][ T5456] __device_attach_driver+0x1d8/0x290 [ 74.743534][ T5456] ? driver_allows_async_probing+0x160/0x160 [ 74.749513][ T5456] bus_for_each_drv+0x163/0x1e0 [ 74.754374][ T5456] ? bus_rescan_devices+0x30/0x30 [ 74.759465][ T5456] ? _raw_spin_unlock_irqrestore+0x4b/0x60 [ 74.765287][ T5456] ? lockdep_hardirqs_on+0x37e/0x580 [ 74.770565][ T5456] __device_attach+0x223/0x3a0 [ 74.775321][ T5456] ? device_bind_driver+0xe0/0xe0 [ 74.780352][ T5456] ? kobject_uevent_env+0x295/0x13d0 [ 74.785645][ T5456] bus_probe_device+0x1f1/0x2a0 [ 74.790504][ T5456] ? blocking_notifier_call_chain+0x59/0xb0 [ 74.796389][ T5456] device_add+0xad2/0x16e0 [ 74.800794][ T5456] ? get_device_parent.isra.0+0x560/0x560 [ 74.806512][ T5456] usb_new_device.cold+0x537/0xccf [ 74.811640][ T5456] hub_event+0x138e/0x3b00 [ 74.816079][ T5456] ? hub_port_debounce+0x350/0x350 [ 74.821202][ T5456] ? _raw_spin_unlock_irq+0x29/0x40 [ 74.826432][ T5456] process_one_work+0x90f/0x1580 [ 74.831365][ T5456] ? wq_pool_ids_show+0x300/0x300 [ 74.836396][ T5456] worker_thread+0x9b/0xe20 [ 74.840924][ T5456] ? process_one_work+0x1580/0x1580 [ 74.846126][ T5456] kthread+0x313/0x420 [ 74.850186][ T5456] ? kthread_park+0x1a0/0x1a0 [ 74.854854][ T5456] ret_from_fork+0x3a/0x50 [ 74.860627][ T5456] Kernel Offset: disabled [ 74.865042][ T5456] Rebooting in 86400 seconds..