[info] Using makefile-style concurrent boot in runlevel 2. [....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[ 14.042695][ T1666] random: sshd: uninitialized urandom read (32 bytes read) [?25l[?1c7[ ok 8[?25h[?0c. [ 14.150678][ C1] random: crng init done Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.182' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program syzkaller login: [ 40.018827][ T83] usb 6-1: new high-speed USB device number 2 using dummy_hcd [ 40.018835][ T1734] usb 3-1: new high-speed USB device number 2 using dummy_hcd [ 40.034068][ T102] usb 4-1: new high-speed USB device number 2 using dummy_hcd [ 40.041563][ T12] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 40.049215][ T5] usb 5-1: new high-speed USB device number 2 using dummy_hcd [ 40.056712][ T1735] usb 2-1: new high-speed USB device number 2 using dummy_hcd [ 40.268835][ T83] usb 6-1: Using ep0 maxpacket: 32 [ 40.288791][ T5] usb 5-1: Using ep0 maxpacket: 32 [ 40.298838][ T102] usb 4-1: Using ep0 maxpacket: 32 [ 40.304175][ T1735] usb 2-1: Using ep0 maxpacket: 32 [ 40.309376][ T12] usb 1-1: Using ep0 maxpacket: 32 [ 40.314577][ T1734] usb 3-1: Using ep0 maxpacket: 32 [ 40.388928][ T83] usb 6-1: config 0 has an invalid interface number: 15 but max is 0 [ 40.397149][ T83] usb 6-1: config 0 has no interface number 0 [ 40.403321][ T83] usb 6-1: New USB device found, idVendor=0af0, idProduct=d257, bcdDevice=4e.87 [ 40.408900][ T5] usb 5-1: config 0 has an invalid interface number: 15 but max is 0 [ 40.412358][ T83] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 40.413787][ T83] usb 6-1: config 0 descriptor?? [ 40.420603][ T5] usb 5-1: config 0 has no interface number 0 [ 40.439787][ T12] usb 1-1: config 0 has an invalid interface number: 15 but max is 0 [ 40.447845][ T12] usb 1-1: config 0 has no interface number 0 [ 40.454040][ T102] usb 4-1: config 0 has an invalid interface number: 15 but max is 0 [ 40.462134][ T102] usb 4-1: config 0 has no interface number 0 [ 40.468215][ T1735] usb 2-1: config 0 has an invalid interface number: 15 but max is 0 [ 40.476349][ T1735] usb 2-1: config 0 has no interface number 0 [ 40.482506][ T1734] usb 3-1: config 0 has an invalid interface number: 15 but max is 0 [ 40.490636][ T1734] usb 3-1: config 0 has no interface number 0 [ 40.496720][ T12] usb 1-1: New USB device found, idVendor=0af0, idProduct=d257, bcdDevice=4e.87 [ 40.505792][ T12] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 40.513825][ T102] usb 4-1: New USB device found, idVendor=0af0, idProduct=d257, bcdDevice=4e.87 [ 40.522885][ T102] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 40.530903][ T1735] usb 2-1: New USB device found, idVendor=0af0, idProduct=d257, bcdDevice=4e.87 [ 40.539979][ T1735] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 40.547970][ T1734] usb 3-1: New USB device found, idVendor=0af0, idProduct=d257, bcdDevice=4e.87 [ 40.557031][ T1734] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 40.565051][ T5] usb 5-1: New USB device found, idVendor=0af0, idProduct=d257, bcdDevice=4e.87 [ 40.574116][ T5] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 40.583469][ T12] usb 1-1: config 0 descriptor?? [ 40.589063][ T102] usb 4-1: config 0 descriptor?? [ 40.594291][ T1735] usb 2-1: config 0 descriptor?? [ 40.600046][ T1734] usb 3-1: config 0 descriptor?? [ 40.606273][ T5] usb 5-1: config 0 descriptor?? [ 40.690049][ T83] hso 6-1:0.15: Failed to find BULK IN ep [ 40.839648][ T12] hso 1-1:0.15: Failed to find BULK IN ep [ 40.850034][ T102] hso 4-1:0.15: Failed to find BULK IN ep [ 40.860245][ T1734] sysfs: cannot create duplicate filename '/class/tty/ttyHS0' [ 40.867740][ T1734] CPU: 0 PID: 1734 Comm: kworker/0:3 Not tainted 5.4.0-rc3+ #0 [ 40.875273][ T1734] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 40.885328][ T1734] Workqueue: usb_hub_wq hub_event [ 40.890338][ T1734] Call Trace: [ 40.893623][ T1734] dump_stack+0xca/0x13e [ 40.897882][ T1734] sysfs_warn_dup.cold+0x1c/0x2d [ 40.902801][ T1734] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 40.908857][ T1734] sysfs_create_link+0x61/0xc0 [ 40.913597][ T1734] device_add+0x788/0x16f0 [ 40.917988][ T1734] ? uevent_store+0x50/0x50 [ 40.922470][ T1734] ? __init_waitqueue_head+0x31/0x90 [ 40.927733][ T1734] tty_register_device_attr+0x341/0x6f0 [ 40.933256][ T1734] ? hung_up_tty_compat_ioctl+0x40/0x40 [ 40.938797][ T1734] ? mark_held_locks+0x9f/0xe0 [ 40.943538][ T1734] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 40.949320][ T1734] ? tty_port_register_device_attr+0xb9/0x110 [ 40.955378][ T1734] hso_serial_common_create+0x113/0x710 [ 40.960900][ T1734] ? kasan_unpoison_shadow+0x30/0x40 [ 40.966168][ T1734] hso_probe+0xc93/0x1a80 [ 40.970492][ T1734] usb_probe_interface+0x305/0x7a0 [ 40.975591][ T1734] ? usb_probe_device+0x100/0x100 [ 40.980615][ T1734] really_probe+0x281/0x6d0 [ 40.985095][ T1734] driver_probe_device+0x104/0x210 [ 40.990182][ T1734] __device_attach_driver+0x1c2/0x220 [ 40.995550][ T1734] ? driver_allows_async_probing+0x160/0x160 [ 41.001514][ T1734] bus_for_each_drv+0x162/0x1e0 [ 41.006338][ T1734] ? bus_rescan_devices+0x20/0x20 [ 41.011354][ T1734] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 41.017145][ T1734] ? lockdep_hardirqs_on+0x382/0x580 [ 41.022421][ T1734] __device_attach+0x217/0x360 [ 41.027161][ T1734] ? device_bind_driver+0xd0/0xd0 [ 41.032161][ T1734] ? kobject_uevent_env+0x29e/0x1150 executing program executing program executing program [ 41.037421][ T1734] ? kobject_uevent_env+0x2a8/0x1150 [ 41.040642][ T83] usb 1-1: USB disconnect, device number 2 [ 41.042712][ T1734] bus_probe_device+0x1e4/0x290 [ 41.053335][ T1734] ? blocking_notifier_call_chain+0x54/0xa0 [ 41.059221][ T1734] device_add+0xae6/0x16f0 [ 41.063635][ T1734] ? uevent_store+0x50/0x50 [ 41.068141][ T1734] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 41.073953][ T1734] usb_set_configuration+0xdf6/0x1670 [ 41.079320][ T1734] generic_probe+0x9d/0xd5 [ 41.083719][ T1734] usb_probe_device+0x99/0x100 [ 41.088461][ T1734] ? usb_suspend+0x620/0x620 [ 41.093027][ T1734] really_probe+0x281/0x6d0 [ 41.097519][ T1734] driver_probe_device+0x104/0x210 [ 41.102605][ T1734] __device_attach_driver+0x1c2/0x220 [ 41.107952][ T1734] ? driver_allows_async_probing+0x160/0x160 [ 41.113908][ T1734] bus_for_each_drv+0x162/0x1e0 [ 41.118741][ T1734] ? bus_rescan_devices+0x20/0x20 [ 41.123744][ T1734] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 41.129526][ T1734] ? lockdep_hardirqs_on+0x382/0x580 [ 41.134786][ T1734] __device_attach+0x217/0x360 [ 41.139528][ T1734] ? device_bind_driver+0xd0/0xd0 [ 41.144546][ T1734] ? kobject_uevent_env+0x29e/0x1150 [ 41.149814][ T1734] ? kobject_uevent_env+0x2a8/0x1150 [ 41.155083][ T1734] bus_probe_device+0x1e4/0x290 [ 41.159912][ T1734] ? blocking_notifier_call_chain+0x54/0xa0 [ 41.165791][ T1734] device_add+0xae6/0x16f0 [ 41.170182][ T1734] ? uevent_store+0x50/0x50 [ 41.174661][ T1734] usb_new_device.cold+0x6a4/0xe79 [ 41.179749][ T1734] hub_event+0x1dd0/0x37e0 [ 41.184163][ T1734] ? hub_port_debounce+0x260/0x260 [ 41.189250][ T1734] ? find_held_lock+0x2d/0x110 [ 41.193995][ T1734] ? mark_held_locks+0xe0/0xe0 [ 41.198752][ T1734] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 41.204283][ T1734] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 41.209552][ T1734] process_one_work+0x92b/0x1530 [ 41.214492][ T1734] ? pwq_dec_nr_in_flight+0x310/0x310 [ 41.219843][ T1734] worker_thread+0x96/0xe20 [ 41.224324][ T1734] ? process_one_work+0x1530/0x1530 [ 41.229503][ T1734] kthread+0x318/0x420 [ 41.233555][ T1734] ? kthread_create_on_node+0xf0/0xf0 executing program executing program [ 41.238914][ T1734] ret_from_fork+0x24/0x30 [ 41.243893][ T1735] sysfs: cannot create duplicate filename '/class/tty/ttyHS0' [ 41.246718][ T17] usb 6-1: USB disconnect, device number 2 [ 41.251382][ T1735] CPU: 0 PID: 1735 Comm: kworker/0:4 Not tainted 5.4.0-rc3+ #0 [ 41.251389][ T1735] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 41.251401][ T1735] Workqueue: usb_hub_wq hub_event [ 41.251407][ T1735] Call Trace: [ 41.251421][ T1735] dump_stack+0xca/0x13e [ 41.251434][ T1735] sysfs_warn_dup.cold+0x1c/0x2d [ 41.251445][ T1735] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 41.251454][ T1735] sysfs_create_link+0x61/0xc0 [ 41.251464][ T1735] device_add+0x788/0x16f0 [ 41.251474][ T1735] ? uevent_store+0x50/0x50 [ 41.251486][ T1735] ? __init_waitqueue_head+0x31/0x90 [ 41.251498][ T1735] tty_register_device_attr+0x341/0x6f0 [ 41.251510][ T1735] ? hung_up_tty_compat_ioctl+0x40/0x40 [ 41.251522][ T1735] ? mark_held_locks+0x9f/0xe0 [ 41.251534][ T1735] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 41.251543][ T1735] ? tty_port_register_device_attr+0xb9/0x110 [ 41.251553][ T1735] hso_serial_common_create+0x113/0x710 [ 41.251564][ T1735] ? kasan_unpoison_shadow+0x30/0x40 [ 41.251571][ T1735] hso_probe+0xc93/0x1a80 [ 41.251582][ T1735] usb_probe_interface+0x305/0x7a0 [ 41.251592][ T1735] ? usb_probe_device+0x100/0x100 [ 41.251601][ T1735] really_probe+0x281/0x6d0 [ 41.251610][ T1735] driver_probe_device+0x104/0x210 [ 41.251620][ T1735] __device_attach_driver+0x1c2/0x220 [ 41.251632][ T1735] ? driver_allows_async_probing+0x160/0x160 [ 41.251642][ T1735] bus_for_each_drv+0x162/0x1e0 [ 41.251653][ T1735] ? bus_rescan_devices+0x20/0x20 [ 41.251664][ T1735] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 41.251675][ T1735] ? lockdep_hardirqs_on+0x382/0x580 [ 41.251686][ T1735] __device_attach+0x217/0x360 [ 41.251697][ T1735] ? device_bind_driver+0xd0/0xd0 [ 41.251710][ T1735] ? kobject_uevent_env+0x29e/0x1150 [ 41.251721][ T1735] ? kobject_uevent_env+0x2a8/0x1150 [ 41.251733][ T1735] bus_probe_device+0x1e4/0x290 executing program [ 41.251746][ T1735] ? blocking_notifier_call_chain+0x54/0xa0 [ 41.251755][ T1735] device_add+0xae6/0x16f0 [ 41.251765][ T1735] ? uevent_store+0x50/0x50 [ 41.251776][ T1735] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 41.251791][ T1735] usb_set_configuration+0xdf6/0x1670 [ 41.463304][ T1735] generic_probe+0x9d/0xd5 [ 41.467722][ T1735] usb_probe_device+0x99/0x100 [ 41.472464][ T1735] ? usb_suspend+0x620/0x620 [ 41.477059][ T1735] really_probe+0x281/0x6d0 [ 41.481546][ T1735] driver_probe_device+0x104/0x210 [ 41.486635][ T1735] __device_attach_driver+0x1c2/0x220 [ 41.492004][ T1735] ? driver_allows_async_probing+0x160/0x160 [ 41.498023][ T1735] bus_for_each_drv+0x162/0x1e0 [ 41.502858][ T1735] ? bus_rescan_devices+0x20/0x20 [ 41.507863][ T1735] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 41.513652][ T1735] ? lockdep_hardirqs_on+0x382/0x580 [ 41.518916][ T1735] __device_attach+0x217/0x360 [ 41.523656][ T1735] ? device_bind_driver+0xd0/0xd0 [ 41.528672][ T1735] ? kobject_uevent_env+0x29e/0x1150 [ 41.533942][ T1735] ? kobject_uevent_env+0x2a8/0x1150 [ 41.539252][ T1735] bus_probe_device+0x1e4/0x290 [ 41.544083][ T1735] ? blocking_notifier_call_chain+0x54/0xa0 [ 41.549964][ T1735] device_add+0xae6/0x16f0 [ 41.554371][ T1735] ? uevent_store+0x50/0x50 [ 41.558855][ T1735] usb_new_device.cold+0x6a4/0xe79 [ 41.563949][ T1735] hub_event+0x1dd0/0x37e0 [ 41.568360][ T1735] ? hub_port_debounce+0x260/0x260 [ 41.573577][ T1735] ? find_held_lock+0x2d/0x110 [ 41.578325][ T1735] ? mark_held_locks+0xe0/0xe0 [ 41.583063][ T1735] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 41.588582][ T1735] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 41.593845][ T1735] process_one_work+0x92b/0x1530 [ 41.598763][ T1735] ? pwq_dec_nr_in_flight+0x310/0x310 [ 41.604114][ T1735] worker_thread+0x96/0xe20 [ 41.608594][ T1735] ? process_one_work+0x1530/0x1530 [ 41.613785][ T1735] kthread+0x318/0x420 [ 41.617838][ T1735] ? kthread_create_on_node+0xf0/0xf0 [ 41.623255][ T1735] ret_from_fork+0x24/0x30 [ 41.628125][ T5] sysfs: cannot create duplicate filename '/class/tty/ttyHS0' [ 41.635652][ T5] CPU: 0 PID: 5 Comm: kworker/0:0 Not tainted 5.4.0-rc3+ #0 [ 41.642916][ T5] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 41.652960][ T5] Workqueue: usb_hub_wq hub_event [ 41.657961][ T5] Call Trace: [ 41.661231][ T5] dump_stack+0xca/0x13e [ 41.665460][ T5] sysfs_warn_dup.cold+0x1c/0x2d [ 41.670400][ T5] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 41.676453][ T5] sysfs_create_link+0x61/0xc0 [ 41.681193][ T5] device_add+0x788/0x16f0 [ 41.685604][ T5] ? uevent_store+0x50/0x50 [ 41.690087][ T5] ? __init_waitqueue_head+0x31/0x90 [ 41.695357][ T5] tty_register_device_attr+0x341/0x6f0 [ 41.700887][ T5] ? hung_up_tty_compat_ioctl+0x40/0x40 [ 41.706407][ T5] ? mark_held_locks+0x9f/0xe0 [ 41.711148][ T5] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 41.716938][ T5] ? tty_port_register_device_attr+0xb9/0x110 [ 41.722992][ T5] hso_serial_common_create+0x113/0x710 [ 41.728517][ T5] ? kasan_unpoison_shadow+0x30/0x40 [ 41.733779][ T5] hso_probe+0xc93/0x1a80 [ 41.738094][ T5] usb_probe_interface+0x305/0x7a0 [ 41.743201][ T5] ? usb_probe_device+0x100/0x100 [ 41.748219][ T5] really_probe+0x281/0x6d0 [ 41.752701][ T5] driver_probe_device+0x104/0x210 [ 41.757806][ T5] __device_attach_driver+0x1c2/0x220 [ 41.763281][ T5] ? driver_allows_async_probing+0x160/0x160 [ 41.769262][ T5] bus_for_each_drv+0x162/0x1e0 [ 41.774095][ T5] ? bus_rescan_devices+0x20/0x20 [ 41.779103][ T5] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 41.785155][ T5] ? lockdep_hardirqs_on+0x382/0x580 [ 41.790425][ T5] __device_attach+0x217/0x360 [ 41.795169][ T5] ? device_bind_driver+0xd0/0xd0 [ 41.800174][ T5] ? kobject_uevent_env+0x29e/0x1150 [ 41.805439][ T5] ? kobject_uevent_env+0x2a8/0x1150 [ 41.810714][ T5] bus_probe_device+0x1e4/0x290 [ 41.815555][ T5] ? blocking_notifier_call_chain+0x54/0xa0 [ 41.821427][ T5] device_add+0xae6/0x16f0 [ 41.825846][ T5] ? uevent_store+0x50/0x50 [ 41.830332][ T5] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 41.836129][ T5] usb_set_configuration+0xdf6/0x1670 [ 41.841499][ T5] generic_probe+0x9d/0xd5 [ 41.845911][ T5] usb_probe_device+0x99/0x100 [ 41.850663][ T5] ? usb_suspend+0x620/0x620 [ 41.855238][ T5] really_probe+0x281/0x6d0 [ 41.859883][ T5] driver_probe_device+0x104/0x210 [ 41.864986][ T5] __device_attach_driver+0x1c2/0x220 [ 41.870339][ T5] ? driver_allows_async_probing+0x160/0x160 [ 41.876297][ T5] bus_for_each_drv+0x162/0x1e0 [ 41.881136][ T5] ? bus_rescan_devices+0x20/0x20 [ 41.886145][ T5] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 41.891930][ T5] ? lockdep_hardirqs_on+0x382/0x580 [ 41.897190][ T5] __device_attach+0x217/0x360 [ 41.901938][ T5] ? device_bind_driver+0xd0/0xd0 [ 41.907006][ T5] ? kobject_uevent_env+0x29e/0x1150 [ 41.912279][ T5] ? kobject_uevent_env+0x2a8/0x1150 [ 41.917542][ T5] bus_probe_device+0x1e4/0x290 [ 41.922373][ T5] ? blocking_notifier_call_chain+0x54/0xa0 [ 41.928245][ T5] device_add+0xae6/0x16f0 [ 41.932641][ T5] ? uevent_store+0x50/0x50 [ 41.937123][ T5] usb_new_device.cold+0x6a4/0xe79 [ 41.942211][ T5] hub_event+0x1dd0/0x37e0 [ 41.946604][ T5] ? hub_port_debounce+0x260/0x260 [ 41.951690][ T5] ? find_held_lock+0x2d/0x110 [ 41.956430][ T5] ? mark_held_locks+0xe0/0xe0 [ 41.961170][ T5] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 41.966745][ T5] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 41.972029][ T5] process_one_work+0x92b/0x1530 [ 41.976955][ T5] ? pwq_dec_nr_in_flight+0x310/0x310 [ 41.982314][ T5] worker_thread+0x96/0xe20 [ 41.986798][ T5] ? process_one_work+0x1530/0x1530 [ 41.991970][ T5] kthread+0x318/0x420 [ 41.996030][ T5] ? kthread_create_on_node+0xf0/0xf0 [ 42.001381][ T5] ret_from_fork+0x24/0x30 [ 42.008702][ T102] usb 4-1: USB disconnect, device number 2 [ 42.015568][ T5] hso 5-1:0.15: Failed to find BULK IN ep [ 42.021573][ T5] kasan: CONFIG_KASAN_INLINE enabled [ 42.026912][ T5] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 42.035020][ T5] general protection fault: 0000 [#1] SMP KASAN [ 42.041258][ T5] CPU: 0 PID: 5 Comm: kworker/0:0 Not tainted 5.4.0-rc3+ #0 [ 42.048519][ T5] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 42.058556][ T5] Workqueue: usb_hub_wq hub_event [ 42.063579][ T5] RIP: 0010:cdev_del+0x22/0x90 [ 42.068318][ T5] Code: cf 0f 1f 80 00 00 00 00 55 48 89 fd 48 83 ec 08 e8 23 28 d4 ff 48 8d 7d 64 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <0f> b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 4f 48 [ 42.087896][ T5] RSP: 0018:ffff8881da1df280 EFLAGS: 00010207 [ 42.093961][ T5] RAX: dffffc0000000000 RBX: ffff8881d54fc400 RCX: ffffffff820efd4e [ 42.101922][ T5] RDX: 000000000000000c RSI: ffffffff8169f08d RDI: 0000000000000064 [ 42.110479][ T5] RBP: 0000000000000000 R08: ffff8881da196000 R09: fffffbfff11ab3ae [ 42.118430][ T5] R10: fffffbfff11ab3ad R11: ffffffff88d59d6f R12: 0000000000000000 [ 42.126374][ T5] R13: ffff8881d55db000 R14: ffff8881cee08000 R15: ffff8881cf6e5070 [ 42.134322][ T5] FS: 0000000000000000(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 42.143235][ T5] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.149806][ T5] CR2: 00007ffeb83d1bf8 CR3: 00000001d0b88000 CR4: 00000000001406f0 [ 42.157794][ T5] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 42.165746][ T5] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 42.173694][ T5] Call Trace: [ 42.176963][ T5] tty_unregister_device+0x10d/0x1a0 [ 42.182226][ T5] hso_probe.cold+0x6a/0x148 [ 42.186796][ T5] usb_probe_interface+0x305/0x7a0 [ 42.191893][ T5] ? usb_probe_device+0x100/0x100 [ 42.196892][ T5] really_probe+0x281/0x6d0 [ 42.201376][ T5] driver_probe_device+0x104/0x210 [ 42.206462][ T5] __device_attach_driver+0x1c2/0x220 [ 42.211809][ T5] ? driver_allows_async_probing+0x160/0x160 [ 42.217762][ T5] bus_for_each_drv+0x162/0x1e0 [ 42.222587][ T5] ? bus_rescan_devices+0x20/0x20 [ 42.227587][ T5] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 42.233368][ T5] ? lockdep_hardirqs_on+0x382/0x580 [ 42.238626][ T5] __device_attach+0x217/0x360 [ 42.243360][ T5] ? device_bind_driver+0xd0/0xd0 [ 42.248358][ T5] ? kobject_uevent_env+0x29e/0x1150 [ 42.253623][ T5] ? kobject_uevent_env+0x2a8/0x1150 [ 42.258890][ T5] bus_probe_device+0x1e4/0x290 [ 42.263716][ T5] ? blocking_notifier_call_chain+0x54/0xa0 [ 42.269584][ T5] device_add+0xae6/0x16f0 [ 42.273974][ T5] ? uevent_store+0x50/0x50 [ 42.278451][ T5] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 42.284232][ T5] usb_set_configuration+0xdf6/0x1670 [ 42.289591][ T5] generic_probe+0x9d/0xd5 [ 42.293997][ T5] usb_probe_device+0x99/0x100 [ 42.298738][ T5] ? usb_suspend+0x620/0x620 [ 42.303304][ T5] really_probe+0x281/0x6d0 [ 42.307782][ T5] driver_probe_device+0x104/0x210 [ 42.312864][ T5] __device_attach_driver+0x1c2/0x220 [ 42.318208][ T5] ? driver_allows_async_probing+0x160/0x160 [ 42.324160][ T5] bus_for_each_drv+0x162/0x1e0 [ 42.328988][ T5] ? bus_rescan_devices+0x20/0x20 [ 42.333987][ T5] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 42.339765][ T5] ? lockdep_hardirqs_on+0x382/0x580 [ 42.345020][ T5] __device_attach+0x217/0x360 [ 42.349758][ T5] ? device_bind_driver+0xd0/0xd0 [ 42.354753][ T5] ? kobject_uevent_env+0x29e/0x1150 [ 42.360012][ T5] ? kobject_uevent_env+0x2a8/0x1150 [ 42.365275][ T5] bus_probe_device+0x1e4/0x290 [ 42.370101][ T5] ? blocking_notifier_call_chain+0x54/0xa0 [ 42.375980][ T5] device_add+0xae6/0x16f0 [ 42.380386][ T5] ? uevent_store+0x50/0x50 [ 42.384863][ T5] usb_new_device.cold+0x6a4/0xe79 [ 42.389955][ T5] hub_event+0x1dd0/0x37e0 [ 42.394374][ T5] ? hub_port_debounce+0x260/0x260 [ 42.399460][ T5] ? find_held_lock+0x2d/0x110 [ 42.404198][ T5] ? mark_held_locks+0xe0/0xe0 [ 42.408950][ T5] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 42.414468][ T5] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 42.419726][ T5] process_one_work+0x92b/0x1530 [ 42.424637][ T5] ? pwq_dec_nr_in_flight+0x310/0x310 [ 42.429983][ T5] worker_thread+0x96/0xe20 [ 42.434460][ T5] ? process_one_work+0x1530/0x1530 [ 42.439629][ T5] kthread+0x318/0x420 [ 42.443773][ T5] ? kthread_create_on_node+0xf0/0xf0 [ 42.449120][ T5] ret_from_fork+0x24/0x30 [ 42.453505][ T5] Modules linked in: [ 42.457427][ T5] ---[ end trace e927deca64bbccdc ]--- [ 42.462910][ T5] RIP: 0010:cdev_del+0x22/0x90 [ 42.467651][ T5] Code: cf 0f 1f 80 00 00 00 00 55 48 89 fd 48 83 ec 08 e8 23 28 d4 ff 48 8d 7d 64 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <0f> b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 4f 48 [ 42.487265][ T5] RSP: 0018:ffff8881da1df280 EFLAGS: 00010207 [ 42.493335][ T5] RAX: dffffc0000000000 RBX: ffff8881d54fc400 RCX: ffffffff820efd4e [ 42.501304][ T5] RDX: 000000000000000c RSI: ffffffff8169f08d RDI: 0000000000000064 [ 42.509275][ T5] RBP: 0000000000000000 R08: ffff8881da196000 R09: fffffbfff11ab3ae [ 42.517238][ T5] R10: fffffbfff11ab3ad R11: ffffffff88d59d6f R12: 0000000000000000 [ 42.525237][ T5] R13: ffff8881d55db000 R14: ffff8881cee08000 R15: ffff8881cf6e5070 [ 42.533228][ T5] FS: 0000000000000000(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 42.542308][ T5] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.548905][ T5] CR2: 00007ffeb83d1bf8 CR3: 00000001d0b88000 CR4: 00000000001406f0 [ 42.556856][ T5] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 42.564838][ T5] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 42.572956][ T5] Kernel panic - not syncing: Fatal exception [ 42.579481][ T5] Kernel Offset: disabled [ 42.583794][ T5] Rebooting in 86400 seconds..