Warning: Permanently added '10.128.10.0' (ECDSA) to the list of known hosts. 2019/06/02 09:34:57 parsed 1 programs 2019/06/02 09:35:00 executed programs: 0 syzkaller login: [ 84.632060][ T1753] cgroup1: Unknown subsys name 'perf_event' [ 84.638129][ T1760] cgroup1: Unknown subsys name 'perf_event' [ 84.642266][ T1756] cgroup1: Unknown subsys name 'perf_event' [ 84.646071][ T1760] cgroup1: Unknown subsys name 'net_cls' [ 84.655498][ T1758] cgroup1: Unknown subsys name 'perf_event' [ 84.657636][ T1762] cgroup1: Unknown subsys name 'perf_event' [ 84.662400][ T1753] cgroup1: Unknown subsys name 'net_cls' [ 84.673902][ T1762] cgroup1: Unknown subsys name 'net_cls' [ 84.677523][ T1756] cgroup1: Unknown subsys name 'net_cls' [ 84.686540][ T1758] cgroup1: Unknown subsys name 'net_cls' [ 84.687042][ T1765] cgroup1: Unknown subsys name 'perf_event' [ 84.706022][ T1765] cgroup1: Unknown subsys name 'net_cls' [ 88.398732][ T12] usb 5-1: new high-speed USB device number 2 using dummy_hcd [ 88.468715][ T108] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 88.498718][ T17] usb 6-1: new high-speed USB device number 2 using dummy_hcd [ 88.518665][ T109] usb 2-1: new high-speed USB device number 2 using dummy_hcd [ 88.528593][ T2751] usb 3-1: new high-speed USB device number 2 using dummy_hcd [ 88.558774][ T5] usb 4-1: new high-speed USB device number 2 using dummy_hcd [ 88.658657][ T12] usb 5-1: Using ep0 maxpacket: 8 [ 88.718771][ T108] usb 1-1: Using ep0 maxpacket: 8 [ 88.738770][ T17] usb 6-1: Using ep0 maxpacket: 8 [ 88.778658][ T109] usb 2-1: Using ep0 maxpacket: 8 [ 88.778983][ T2751] usb 3-1: Using ep0 maxpacket: 8 [ 88.790899][ T12] usb 5-1: config 0 has an invalid interface number: 2 but max is 0 [ 88.800016][ T12] usb 5-1: config 0 has no interface number 0 [ 88.806806][ T12] usb 5-1: New USB device found, idVendor=0af0, idProduct=7031, bcdDevice=20.5c [ 88.816458][ T12] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 88.826193][ T5] usb 4-1: Using ep0 maxpacket: 8 [ 88.835313][ T12] usb 5-1: config 0 descriptor?? [ 88.848782][ T108] usb 1-1: config 0 has an invalid interface number: 2 but max is 0 [ 88.857864][ T108] usb 1-1: config 0 has no interface number 0 [ 88.864912][ T108] usb 1-1: New USB device found, idVendor=0af0, idProduct=7031, bcdDevice=20.5c [ 88.875569][ T108] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 88.884459][ T17] usb 6-1: config 0 has an invalid interface number: 2 but max is 0 [ 88.893069][ T17] usb 6-1: config 0 has no interface number 0 [ 88.898737][ T109] usb 2-1: config 0 has an invalid interface number: 2 but max is 0 [ 88.904092][ T17] usb 6-1: New USB device found, idVendor=0af0, idProduct=7031, bcdDevice=20.5c [ 88.908720][ T109] usb 2-1: config 0 has no interface number 0 [ 88.918954][ T17] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 88.927975][ T12] hso 5-1:0.2: Failed to find BULK IN ep [ 88.939050][ T108] usb 1-1: config 0 descriptor?? [ 88.951833][ T2751] usb 3-1: config 0 has an invalid interface number: 2 but max is 0 [ 88.955335][ T109] usb 2-1: New USB device found, idVendor=0af0, idProduct=7031, bcdDevice=20.5c [ 88.960199][ T2751] usb 3-1: config 0 has no interface number 0 [ 88.968707][ T17] usb 6-1: config 0 descriptor?? [ 88.969559][ T109] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 88.976790][ T2751] usb 3-1: New USB device found, idVendor=0af0, idProduct=7031, bcdDevice=20.5c [ 88.982086][ T5] usb 4-1: config 0 has an invalid interface number: 2 but max is 0 [ 88.990803][ T2751] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 88.992307][ T108] sysfs: cannot create duplicate filename '/class/tty/ttyHS0' [ 89.001106][ T5] usb 4-1: config 0 has no interface number 0 [ 89.005975][ T5] usb 4-1: New USB device found, idVendor=0af0, idProduct=7031, bcdDevice=20.5c [ 89.010094][ T108] CPU: 1 PID: 108 Comm: kworker/1:2 Not tainted 5.2.0-rc1+ #10 [ 89.010102][ T108] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 89.010225][ T108] Workqueue: usb_hub_wq hub_event [ 89.019011][ T5] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 89.027422][ T108] Call Trace: [ 89.055024][ T109] usb 2-1: config 0 descriptor?? [ 89.062065][ T108] dump_stack+0xca/0x13e [ 89.062113][ T108] sysfs_warn_dup.cold+0x1c/0x2d [ 89.062167][ T108] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 89.062189][ T108] sysfs_create_link+0x61/0xc0 [ 89.076465][ T5] usb 4-1: config 0 descriptor?? [ 89.079941][ T108] device_add+0x788/0x16f0 [ 89.079954][ T108] ? uevent_store+0x50/0x50 [ 89.079992][ T108] ? __init_waitqueue_head+0x31/0x90 [ 89.080020][ T108] tty_register_device_attr+0x341/0x6f0 [ 89.090276][ T108] ? hung_up_tty_compat_ioctl+0x40/0x40 [ 89.090302][ T108] ? do_raw_spin_lock+0x11a/0x280 [ 89.090314][ T108] ? mark_held_locks+0x9f/0xe0 [ 89.090325][ T108] ? tty_port_link_device+0x55/0xd0 [ 89.090357][ T108] hso_serial_common_create+0x113/0x710 [ 89.090369][ T108] ? lockdep_init_map+0x1b0/0x5e0 [ 89.090379][ T108] hso_probe+0xc93/0x1a46 [ 89.090396][ T108] usb_probe_interface+0x305/0x7a0 [ 89.090415][ T108] ? usb_probe_device+0x100/0x100 [ 89.090427][ T108] really_probe+0x281/0x660 [ 89.102052][ T108] driver_probe_device+0x104/0x210 [ 89.113933][ T108] __device_attach_driver+0x1c2/0x220 [ 89.113955][ T108] ? driver_allows_async_probing+0x160/0x160 [ 89.125064][ T109] hso 2-1:0.2: Failed to find BULK IN ep [ 89.129387][ T108] bus_for_each_drv+0x15c/0x1e0 [ 89.129403][ T108] ? bus_rescan_devices+0x20/0x20 [ 89.129439][ T108] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 89.129452][ T108] ? lockdep_hardirqs_on+0x379/0x580 [ 89.129462][ T108] __device_attach+0x217/0x360 [ 89.129474][ T108] ? device_bind_driver+0xd0/0xd0 [ 89.129485][ T108] ? kobject_uevent_env+0x29e/0x1150 [ 89.129504][ T108] ? kobject_uevent_env+0x2a8/0x1150 [ 89.141825][ T5] sysfs: cannot create duplicate filename '/class/tty/ttyHS0' [ 89.146498][ T108] bus_probe_device+0x1e4/0x290 [ 89.146514][ T108] ? blocking_notifier_call_chain+0x54/0xa0 [ 89.146526][ T108] device_add+0xae6/0x16f0 [ 89.146537][ T108] ? uevent_store+0x50/0x50 [ 89.146551][ T108] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 89.146563][ T108] usb_set_configuration+0xdf6/0x1670 [ 89.146580][ T108] generic_probe+0x9d/0xd5 [ 89.304290][ T108] usb_probe_device+0x99/0x100 [ 89.309679][ T108] ? usb_suspend+0x620/0x620 [ 89.314738][ T108] really_probe+0x281/0x660 [ 89.319905][ T108] driver_probe_device+0x104/0x210 [ 89.325534][ T108] __device_attach_driver+0x1c2/0x220 [ 89.332016][ T108] ? driver_allows_async_probing+0x160/0x160 [ 89.338163][ T108] bus_for_each_drv+0x15c/0x1e0 [ 89.343200][ T108] ? bus_rescan_devices+0x20/0x20 [ 89.348585][ T108] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 89.355225][ T108] ? lockdep_hardirqs_on+0x379/0x580 [ 89.361020][ T108] __device_attach+0x217/0x360 [ 89.365831][ T108] ? device_bind_driver+0xd0/0xd0 [ 89.371066][ T108] ? kobject_uevent_env+0x29e/0x1150 [ 89.376580][ T108] ? kobject_uevent_env+0x2a8/0x1150 [ 89.382493][ T108] bus_probe_device+0x1e4/0x290 [ 89.398676][ T108] ? blocking_notifier_call_chain+0x54/0xa0 [ 89.405033][ T108] device_add+0xae6/0x16f0 [ 89.410223][ T108] ? uevent_store+0x50/0x50 [ 89.415220][ T108] usb_new_device.cold+0x8c1/0x1016 [ 89.420474][ T108] ? usb_port_suspend+0xa40/0xa40 [ 89.425755][ T108] ? mark_held_locks+0x9f/0xe0 [ 89.431249][ T108] ? _raw_spin_unlock_irq+0x24/0x30 [ 89.437627][ T108] hub_event+0x1ada/0x3590 [ 89.442347][ T108] ? hub_port_debounce+0x260/0x260 [ 89.449294][ T108] process_one_work+0x905/0x1570 [ 89.454471][ T108] ? pwq_dec_nr_in_flight+0x310/0x310 [ 89.459957][ T108] ? do_raw_spin_lock+0x11a/0x280 [ 89.465165][ T108] worker_thread+0x96/0xe20 [ 89.469905][ T108] ? process_one_work+0x1570/0x1570 [ 89.475483][ T108] kthread+0x30b/0x410 [ 89.479816][ T108] ? kthread_park+0x1a0/0x1a0 [ 89.484702][ T108] ret_from_fork+0x24/0x30 [ 89.489788][ T5] CPU: 0 PID: 5 Comm: kworker/0:0 Not tainted 5.2.0-rc1+ #10 [ 89.498437][ T5] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 89.499973][ T17] sysfs: cannot create duplicate filename '/class/tty/ttyHS0' [ 89.509258][ T5] Workqueue: usb_hub_wq hub_event [ 89.509266][ T5] Call Trace: [ 89.509300][ T5] dump_stack+0xca/0x13e [ 89.509317][ T5] sysfs_warn_dup.cold+0x1c/0x2d [ 89.509347][ T5] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 89.547204][ T5] sysfs_create_link+0x61/0xc0 [ 89.552241][ T5] device_add+0x788/0x16f0 [ 89.557238][ T5] ? uevent_store+0x50/0x50 [ 89.561935][ T5] ? __init_waitqueue_head+0x31/0x90 [ 89.567946][ T5] tty_register_device_attr+0x341/0x6f0 [ 89.573796][ T5] ? hung_up_tty_compat_ioctl+0x40/0x40 [ 89.579851][ T5] ? do_raw_spin_lock+0x11a/0x280 [ 89.586221][ T5] ? mark_held_locks+0x9f/0xe0 [ 89.591908][ T5] ? tty_port_link_device+0x55/0xd0 [ 89.598069][ T5] hso_serial_common_create+0x113/0x710 [ 89.604267][ T5] ? lockdep_init_map+0x1b0/0x5e0 [ 89.609929][ T5] hso_probe+0xc93/0x1a46 [ 89.616026][ T5] usb_probe_interface+0x305/0x7a0 [ 89.621839][ T5] ? usb_probe_device+0x100/0x100 [ 89.627912][ T5] really_probe+0x281/0x660 [ 89.633373][ T5] driver_probe_device+0x104/0x210 [ 89.638734][ T5] __device_attach_driver+0x1c2/0x220 [ 89.644202][ T5] ? driver_allows_async_probing+0x160/0x160 [ 89.651234][ T5] bus_for_each_drv+0x15c/0x1e0 [ 89.656233][ T5] ? bus_rescan_devices+0x20/0x20 [ 89.661466][ T5] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 89.667792][ T5] ? lockdep_hardirqs_on+0x379/0x580 [ 89.673552][ T5] __device_attach+0x217/0x360 [ 89.678832][ T5] ? device_bind_driver+0xd0/0xd0 [ 89.684646][ T5] ? kobject_uevent_env+0x29e/0x1150 [ 89.690046][ T5] ? kobject_uevent_env+0x2a8/0x1150 [ 89.695448][ T5] bus_probe_device+0x1e4/0x290 [ 89.700727][ T5] ? blocking_notifier_call_chain+0x54/0xa0 [ 89.707161][ T5] device_add+0xae6/0x16f0 [ 89.711703][ T5] ? uevent_store+0x50/0x50 [ 89.716445][ T5] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 89.723015][ T5] usb_set_configuration+0xdf6/0x1670 [ 89.728416][ T5] generic_probe+0x9d/0xd5 [ 89.733426][ T5] usb_probe_device+0x99/0x100 [ 89.738382][ T5] ? usb_suspend+0x620/0x620 [ 89.743527][ T5] really_probe+0x281/0x660 [ 89.749103][ T5] driver_probe_device+0x104/0x210 [ 89.755059][ T5] __device_attach_driver+0x1c2/0x220 [ 89.761004][ T5] ? driver_allows_async_probing+0x160/0x160 [ 89.767484][ T5] bus_for_each_drv+0x15c/0x1e0 [ 89.772507][ T5] ? bus_rescan_devices+0x20/0x20 [ 89.777888][ T5] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 89.784719][ T5] ? lockdep_hardirqs_on+0x379/0x580 [ 89.790565][ T5] __device_attach+0x217/0x360 [ 89.795787][ T5] ? device_bind_driver+0xd0/0xd0 [ 89.801119][ T5] ? kobject_uevent_env+0x29e/0x1150 [ 89.806846][ T5] ? kobject_uevent_env+0x2a8/0x1150 [ 89.812562][ T5] bus_probe_device+0x1e4/0x290 [ 89.817947][ T5] ? blocking_notifier_call_chain+0x54/0xa0 [ 89.824482][ T5] device_add+0xae6/0x16f0 [ 89.829122][ T5] ? uevent_store+0x50/0x50 [ 89.834191][ T5] usb_new_device.cold+0x8c1/0x1016 [ 89.839711][ T5] ? usb_port_suspend+0xa40/0xa40 [ 89.845040][ T5] ? mark_held_locks+0x9f/0xe0 [ 89.850268][ T5] ? _raw_spin_unlock_irq+0x24/0x30 [ 89.855945][ T5] hub_event+0x1ada/0x3590 [ 89.860806][ T5] ? hub_port_debounce+0x260/0x260 [ 89.866572][ T5] process_one_work+0x905/0x1570 [ 89.871879][ T5] ? pwq_dec_nr_in_flight+0x310/0x310 [ 89.877695][ T5] worker_thread+0x96/0xe20 [ 89.882329][ T5] ? process_one_work+0x1570/0x1570 [ 89.888611][ T5] kthread+0x30b/0x410 [ 89.892998][ T5] ? kthread_park+0x1a0/0x1a0 [ 89.898761][ T5] ret_from_fork+0x24/0x30 [ 89.903725][ T17] CPU: 1 PID: 17 Comm: kworker/1:0 Not tainted 5.2.0-rc1+ #10 [ 89.911316][ T17] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 89.911337][ T17] Workqueue: usb_hub_wq hub_event [ 89.911343][ T17] Call Trace: [ 89.911367][ T17] dump_stack+0xca/0x13e [ 89.911383][ T17] sysfs_warn_dup.cold+0x1c/0x2d [ 89.911401][ T17] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 89.911421][ T17] sysfs_create_link+0x61/0xc0 [ 89.924946][ T12] usb 5-1: USB disconnect, device number 2 [ 89.927696][ T17] device_add+0x788/0x16f0 [ 89.964110][ T17] ? uevent_store+0x50/0x50 [ 89.973473][ T17] ? __init_waitqueue_head+0x31/0x90 [ 89.979207][ T17] tty_register_device_attr+0x341/0x6f0 [ 89.979226][ T17] ? hung_up_tty_compat_ioctl+0x40/0x40 [ 89.992391][ T17] ? do_raw_spin_lock+0x11a/0x280 [ 89.992412][ T17] ? mark_held_locks+0x9f/0xe0 [ 90.002837][ T17] ? tty_port_link_device+0x55/0xd0 [ 90.002861][ T17] hso_serial_common_create+0x113/0x710 [ 90.014755][ T17] ? lockdep_init_map+0x1b0/0x5e0 [ 90.016544][ T5] hso 4-1:0.2: Failed to find BULK IN ep [ 90.019940][ T17] hso_probe+0xc93/0x1a46 [ 90.019957][ T17] usb_probe_interface+0x305/0x7a0 [ 90.019967][ T17] ? usb_probe_device+0x100/0x100 [ 90.019980][ T17] really_probe+0x281/0x660 [ 90.019991][ T17] driver_probe_device+0x104/0x210 [ 90.020004][ T17] __device_attach_driver+0x1c2/0x220 [ 90.020024][ T17] ? driver_allows_async_probing+0x160/0x160 [ 90.026489][ T5] kasan: CONFIG_KASAN_INLINE enabled [ 90.030855][ T17] bus_for_each_drv+0x15c/0x1e0 [ 90.030870][ T17] ? bus_rescan_devices+0x20/0x20 [ 90.030882][ T17] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 90.030893][ T17] ? lockdep_hardirqs_on+0x379/0x580 [ 90.030904][ T17] __device_attach+0x217/0x360 [ 90.030915][ T17] ? device_bind_driver+0xd0/0xd0 [ 90.030925][ T17] ? kobject_uevent_env+0x29e/0x1150 [ 90.030936][ T17] ? kobject_uevent_env+0x2a8/0x1150 [ 90.030946][ T17] bus_probe_device+0x1e4/0x290 [ 90.030957][ T17] ? blocking_notifier_call_chain+0x54/0xa0 [ 90.030965][ T17] device_add+0xae6/0x16f0 [ 90.030986][ T17] ? uevent_store+0x50/0x50 [ 90.036343][ T5] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 90.036381][ T5] general protection fault: 0000 [#1] SMP KASAN [ 90.042011][ T17] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 90.046789][ T5] CPU: 0 PID: 5 Comm: kworker/0:0 Not tainted 5.2.0-rc1+ #10 [ 90.052584][ T17] usb_set_configuration+0xdf6/0x1670 [ 90.058767][ T5] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 90.065101][ T17] generic_probe+0x9d/0xd5 [ 90.070789][ T5] Workqueue: usb_hub_wq hub_event [ 90.076194][ T17] usb_probe_device+0x99/0x100 [ 90.081621][ T5] RIP: 0010:cdev_del+0x22/0x90 [ 90.088470][ T17] ? usb_suspend+0x620/0x620 [ 90.094288][ T5] Code: cf 0f 1f 80 00 00 00 00 55 48 89 fd 48 83 ec 08 e8 a3 af d5 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 [ 90.100239][ T17] really_probe+0x281/0x660 [ 90.105958][ T5] RSP: 0018:ffff8881d9dc7218 EFLAGS: 00010207 [ 90.113191][ T17] driver_probe_device+0x104/0x210 [ 90.119165][ T5] RAX: dffffc0000000000 RBX: ffff8881d451c300 RCX: ffffffff820c685e [ 90.119188][ T5] RDX: 000000000000000c RSI: ffffffff81671c4d RDI: 0000000000000064 [ 90.124300][ T17] __device_attach_driver+0x1c2/0x220 [ 90.130565][ T5] RBP: 0000000000000000 R08: ffff8881d9d8e000 R09: 0000000000000000 [ 90.130581][ T5] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 90.135264][ T17] ? driver_allows_async_probing+0x160/0x160 [ 90.141203][ T5] R13: ffff8881d4601980 R14: 0000000000000000 R15: ffff8881d5b86ef0 [ 90.141222][ T5] FS: 0000000000000000(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 90.152037][ T17] bus_for_each_drv+0x15c/0x1e0 [ 90.159362][ T5] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 90.166172][ T17] ? bus_rescan_devices+0x20/0x20 [ 90.175316][ T5] CR2: 00007f21269ab000 CR3: 00000001d5b66000 CR4: 00000000001406f0 [ 90.183790][ T17] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 90.183812][ T17] ? lockdep_hardirqs_on+0x379/0x580 [ 90.196162][ T5] Call Trace: [ 90.196199][ T5] tty_unregister_device+0x10d/0x1a0 [ 90.201190][ T17] __device_attach+0x217/0x360 [ 90.206405][ T5] hso_probe.cold+0xc8/0x120 [ 90.211807][ T17] ? device_bind_driver+0xd0/0xd0 [ 90.217429][ T5] usb_probe_interface+0x305/0x7a0 [ 90.222500][ T17] ? kobject_uevent_env+0x29e/0x1150 [ 90.244941][ T5] ? usb_probe_device+0x100/0x100 [ 90.249651][ T17] ? kobject_uevent_env+0x2a8/0x1150 [ 90.256305][ T5] really_probe+0x281/0x660 [ 90.262412][ T17] bus_probe_device+0x1e4/0x290 [ 90.271118][ T5] driver_probe_device+0x104/0x210 [ 90.279837][ T17] ? blocking_notifier_call_chain+0x54/0xa0 [ 90.285731][ T5] __device_attach_driver+0x1c2/0x220 [ 90.294651][ T17] device_add+0xae6/0x16f0 [ 90.303727][ T5] ? driver_allows_async_probing+0x160/0x160 [ 90.309904][ T17] ? uevent_store+0x50/0x50 [ 90.319054][ T5] bus_for_each_drv+0x15c/0x1e0 [ 90.329359][ T17] usb_new_device.cold+0x8c1/0x1016 [ 90.334530][ T5] ? bus_rescan_devices+0x20/0x20 [ 90.341524][ T17] ? usb_port_suspend+0xa40/0xa40 [ 90.346791][ T5] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 90.356083][ T17] ? mark_held_locks+0x9f/0xe0 [ 90.362635][ T5] ? lockdep_hardirqs_on+0x379/0x580 [ 90.368245][ T17] ? _raw_spin_unlock_irq+0x24/0x30 [ 90.372270][ T5] __device_attach+0x217/0x360 [ 90.377746][ T17] hub_event+0x1ada/0x3590 [ 90.382980][ T5] ? device_bind_driver+0xd0/0xd0 [ 90.387945][ T17] ? hub_port_debounce+0x260/0x260 [ 90.393767][ T5] ? kobject_uevent_env+0x29e/0x1150 [ 90.399181][ T17] process_one_work+0x905/0x1570 [ 90.405329][ T5] ? kobject_uevent_env+0x2a8/0x1150 [ 90.410844][ T17] ? pwq_dec_nr_in_flight+0x310/0x310 [ 90.416283][ T5] bus_probe_device+0x1e4/0x290 [ 90.421378][ T17] ? do_raw_spin_lock+0x11a/0x280 [ 90.426607][ T5] ? blocking_notifier_call_chain+0x54/0xa0 [ 90.432072][ T17] worker_thread+0x96/0xe20 [ 90.438438][ T5] device_add+0xae6/0x16f0 [ 90.444676][ T17] ? process_one_work+0x1570/0x1570 [ 90.449891][ T5] ? uevent_store+0x50/0x50 [ 90.457783][ T17] kthread+0x30b/0x410 [ 90.462936][ T5] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 90.468418][ T17] ? kthread_park+0x1a0/0x1a0 [ 90.474097][ T5] usb_set_configuration+0xdf6/0x1670 [ 90.479598][ T17] ret_from_fork+0x24/0x30 [ 90.485251][ T5] generic_probe+0x9d/0xd5 [ 90.496071][ T2745] usb-fuzzer-gadget dummy_udc.5: unregistering UDC driver [USB fuzzer] [ 90.498484][ T5] usb_probe_device+0x99/0x100 [ 90.505919][ T2751] usb 3-1: config 0 descriptor?? [ 90.510768][ T5] ? usb_suspend+0x620/0x620 [ 90.510781][ T5] really_probe+0x281/0x660 [ 90.510792][ T5] driver_probe_device+0x104/0x210 [ 90.510802][ T5] __device_attach_driver+0x1c2/0x220 [ 90.510814][ T5] ? driver_allows_async_probing+0x160/0x160 [ 90.510832][ T5] bus_for_each_drv+0x15c/0x1e0 [ 90.516071][ T2745] dummy_hcd dummy_hcd.5: port status 0x00010100 has changes [ 90.520476][ T5] ? bus_rescan_devices+0x20/0x20 [ 90.526694][ T108] hso 1-1:0.2: Failed to find BULK IN ep [ 90.531960][ T5] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 90.531974][ T5] ? lockdep_hardirqs_on+0x379/0x580 [ 90.531986][ T5] __device_attach+0x217/0x360 [ 90.531999][ T5] ? device_bind_driver+0xd0/0xd0 [ 90.532008][ T5] ? kobject_uevent_env+0x29e/0x1150 [ 90.532018][ T5] ? kobject_uevent_env+0x2a8/0x1150 [ 90.532028][ T5] bus_probe_device+0x1e4/0x290 [ 90.532048][ T5] ? blocking_notifier_call_chain+0x54/0xa0 [ 90.538031][ T108] kasan: CONFIG_KASAN_INLINE enabled [ 90.543390][ T5] device_add+0xae6/0x16f0 [ 90.543401][ T5] ? uevent_store+0x50/0x50 [ 90.543414][ T5] usb_new_device.cold+0x8c1/0x1016 [ 90.543433][ T5] ? usb_port_suspend+0xa40/0xa40 [ 90.549308][ T108] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 90.554786][ T5] ? mark_held_locks+0x9f/0xe0 [ 90.788669][ T5] ? _raw_spin_unlock_irq+0x24/0x30 [ 90.794885][ T5] hub_event+0x1ada/0x3590 [ 90.799701][ T5] ? hub_port_debounce+0x260/0x260 [ 90.805485][ T5] process_one_work+0x905/0x1570 [ 90.810703][ T5] ? pwq_dec_nr_in_flight+0x310/0x310 [ 90.816338][ T5] worker_thread+0x96/0xe20 [ 90.820939][ T5] ? process_one_work+0x1570/0x1570 [ 90.826786][ T5] kthread+0x30b/0x410 [ 90.831572][ T5] ? kthread_park+0x1a0/0x1a0 [ 90.837057][ T5] ret_from_fork+0x24/0x30 [ 90.842305][ T5] Modules linked in: [ 90.846336][ T108] general protection fault: 0000 [#2] SMP KASAN [ 90.846460][ T5] ---[ end trace 4b8a7a7d58e98314 ]--- [ 90.852808][ T108] CPU: 1 PID: 108 Comm: kworker/1:2 Tainted: G D 5.2.0-rc1+ #10 [ 90.852814][ T108] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 90.852832][ T108] Workqueue: usb_hub_wq hub_event [ 90.858771][ T5] RIP: 0010:cdev_del+0x22/0x90 [ 90.868045][ T108] RIP: 0010:cdev_del+0x22/0x90 [ 90.878403][ T5] Code: cf 0f 1f 80 00 00 00 00 55 48 89 fd 48 83 ec 08 e8 a3 af d5 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 [ 90.883895][ T108] Code: cf 0f 1f 80 00 00 00 00 55 48 89 fd 48 83 ec 08 e8 a3 af d5 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 [ 90.883901][ T108] RSP: 0018:ffff8881d41b7218 EFLAGS: 00010207 [ 90.883911][ T108] RAX: dffffc0000000000 RBX: ffff8881d451c300 RCX: ffffffff820c685e [ 90.883917][ T108] RDX: 000000000000000c RSI: ffffffff81671c4d RDI: 0000000000000064 [ 90.883923][ T108] RBP: 0000000000000000 R08: ffff8881d41a8000 R09: ffffed103b3d9e57 [ 90.883938][ T108] R10: ffffed103b3d9e56 R11: ffff8881d9ecf2b3 R12: 0000000000000000 [ 90.888979][ T5] RSP: 0018:ffff8881d9dc7218 EFLAGS: 00010207 [ 90.893984][ T108] R13: ffff8881d4601980 R14: 0000000000000000 R15: ffff8881c6c95df0 [ 90.894002][ T108] FS: 0000000000000000(0000) GS:ffff8881db300000(0000) knlGS:0000000000000000 [ 90.913888][ T5] RAX: dffffc0000000000 RBX: ffff8881d451c300 RCX: ffffffff820c685e [ 90.933492][ T108] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 90.933501][ T108] CR2: 000000000075c081 CR3: 00000001c83b5000 CR4: 00000000001406e0 [ 90.933506][ T108] Call Trace: [ 90.933530][ T108] tty_unregister_device+0x10d/0x1a0 [ 90.933543][ T108] hso_probe.cold+0xc8/0x120 [ 90.933564][ T108] usb_probe_interface+0x305/0x7a0 [ 90.939681][ T5] RDX: 000000000000000c RSI: ffffffff81671c4d RDI: 0000000000000064 [ 90.947649][ T108] ? usb_probe_device+0x100/0x100 [ 90.955662][ T5] RBP: 0000000000000000 R08: ffff8881d9d8e000 R09: 0000000000000000 [ 90.963621][ T108] really_probe+0x281/0x660 [ 90.963634][ T108] driver_probe_device+0x104/0x210 [ 90.963644][ T108] __device_attach_driver+0x1c2/0x220 [ 90.963665][ T108] ? driver_allows_async_probing+0x160/0x160 [ 90.971703][ T5] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 90.977753][ T108] bus_for_each_drv+0x15c/0x1e0 [ 90.977772][ T108] ? bus_rescan_devices+0x20/0x20 [ 90.985811][ T5] R13: ffff8881d4601980 R14: 0000000000000000 R15: ffff8881d5b86ef0 [ 90.994720][ T108] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 90.994733][ T108] ? lockdep_hardirqs_on+0x379/0x580 [ 90.994745][ T108] __device_attach+0x217/0x360 [ 90.994765][ T108] ? device_bind_driver+0xd0/0xd0 [ 91.002785][ T5] FS: 0000000000000000(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 91.009336][ T108] ? kobject_uevent_env+0x29e/0x1150 [ 91.009347][ T108] ? kobject_uevent_env+0x2a8/0x1150 [ 91.009359][ T108] bus_probe_device+0x1e4/0x290 [ 91.009380][ T108] ? blocking_notifier_call_chain+0x54/0xa0 [ 91.017356][ T5] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 91.020643][ T108] device_add+0xae6/0x16f0 [ 91.020654][ T108] ? uevent_store+0x50/0x50 [ 91.020665][ T108] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 91.020677][ T108] usb_set_configuration+0xdf6/0x1670 [ 91.020700][ T108] generic_probe+0x9d/0xd5 [ 91.025981][ T5] CR2: 00007f21269ab000 CR3: 00000001d5b66000 CR4: 00000000001406f0 [ 91.030569][ T108] usb_probe_device+0x99/0x100 [ 91.030578][ T108] ? usb_suspend+0x620/0x620 [ 91.030589][ T108] really_probe+0x281/0x660 [ 91.030600][ T108] driver_probe_device+0x104/0x210 [ 91.030619][ T108] __device_attach_driver+0x1c2/0x220 [ 91.035725][ T5] Kernel panic - not syncing: Fatal exception [ 91.043727][ T108] ? driver_allows_async_probing+0x160/0x160 [ 91.232723][ T108] bus_for_each_drv+0x15c/0x1e0 [ 91.237582][ T108] ? bus_rescan_devices+0x20/0x20 [ 91.242637][ T108] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 91.248735][ T108] ? lockdep_hardirqs_on+0x379/0x580 [ 91.254024][ T108] __device_attach+0x217/0x360 [ 91.258805][ T108] ? device_bind_driver+0xd0/0xd0 [ 91.263834][ T108] ? kobject_uevent_env+0x29e/0x1150 [ 91.269133][ T108] ? kobject_uevent_env+0x2a8/0x1150 [ 91.274424][ T108] bus_probe_device+0x1e4/0x290 [ 91.279275][ T108] ? blocking_notifier_call_chain+0x54/0xa0 [ 91.285172][ T108] device_add+0xae6/0x16f0 [ 91.289615][ T108] ? uevent_store+0x50/0x50 [ 91.294114][ T108] usb_new_device.cold+0x8c1/0x1016 [ 91.299428][ T108] ? usb_port_suspend+0xa40/0xa40 [ 91.304541][ T108] ? mark_held_locks+0x9f/0xe0 [ 91.309301][ T108] ? _raw_spin_unlock_irq+0x24/0x30 [ 91.314499][ T108] hub_event+0x1ada/0x3590 [ 91.319611][ T108] ? hub_port_debounce+0x260/0x260 [ 91.324728][ T108] process_one_work+0x905/0x1570 [ 91.329669][ T108] ? pwq_dec_nr_in_flight+0x310/0x310 [ 91.335047][ T108] ? do_raw_spin_lock+0x11a/0x280 [ 91.340069][ T108] worker_thread+0x96/0xe20 [ 91.344574][ T108] ? process_one_work+0x1570/0x1570 [ 91.349769][ T108] kthread+0x30b/0x410 [ 91.353836][ T108] ? kthread_park+0x1a0/0x1a0 [ 91.358547][ T108] ret_from_fork+0x24/0x30 [ 91.362971][ T108] Modules linked in: [ 91.367627][ T5] Kernel Offset: disabled [ 91.372093][ T5] Rebooting in 86400 seconds..