[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[ 14.639346][ T1660] random: sshd: uninitialized urandom read (32 bytes read) [?25l[?1c7[ ok 8[?25h[?0c. [ 14.762157][ C1] random: crng init done Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.15.212' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program syzkaller login: [ 48.467472][ T83] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 48.477463][ T17] usb 4-1: new high-speed USB device number 2 using dummy_hcd [ 48.477470][ T5] usb 3-1: new high-speed USB device number 2 using dummy_hcd [ 48.477686][ T12] usb 6-1: new high-speed USB device number 2 using dummy_hcd [ 48.485061][ T22] usb 5-1: new high-speed USB device number 2 using dummy_hcd [ 48.492507][ T102] usb 2-1: new high-speed USB device number 2 using dummy_hcd [ 48.707447][ T83] usb 1-1: Using ep0 maxpacket: 8 [ 48.717448][ T5] usb 3-1: Using ep0 maxpacket: 8 [ 48.717651][ T17] usb 4-1: Using ep0 maxpacket: 8 [ 48.737494][ T102] usb 2-1: Using ep0 maxpacket: 8 [ 48.742665][ T12] usb 6-1: Using ep0 maxpacket: 8 [ 48.747547][ T22] usb 5-1: Using ep0 maxpacket: 8 [ 48.827639][ T83] usb 1-1: config 0 has an invalid interface number: 9 but max is 0 [ 48.835897][ T83] usb 1-1: config 0 has no interface number 0 [ 48.837511][ T5] usb 3-1: config 0 has an invalid interface number: 9 but max is 0 [ 48.842118][ T83] usb 1-1: New USB device found, idVendor=0af0, idProduct=d157, bcdDevice=54.2d [ 48.850128][ T5] usb 3-1: config 0 has no interface number 0 [ 48.859154][ T83] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 48.865717][ T5] usb 3-1: New USB device found, idVendor=0af0, idProduct=d157, bcdDevice=54.2d [ 48.873199][ T17] usb 4-1: config 0 has an invalid interface number: 9 but max is 0 [ 48.873211][ T17] usb 4-1: config 0 has no interface number 0 [ 48.873240][ T17] usb 4-1: New USB device found, idVendor=0af0, idProduct=d157, bcdDevice=54.2d [ 48.873254][ T17] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 48.874717][ T17] usb 4-1: config 0 descriptor?? [ 48.882327][ T5] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 48.882520][ T102] usb 2-1: config 0 has an invalid interface number: 9 but max is 0 [ 48.890794][ T22] usb 5-1: config 0 has an invalid interface number: 9 but max is 0 [ 48.896507][ T102] usb 2-1: config 0 has no interface number 0 [ 48.905544][ T22] usb 5-1: config 0 has no interface number 0 [ 48.909835][ T22] usb 5-1: New USB device found, idVendor=0af0, idProduct=d157, bcdDevice=54.2d [ 48.913766][ T12] usb 6-1: config 0 has an invalid interface number: 9 but max is 0 [ 48.918612][ T22] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 48.926651][ T12] usb 6-1: config 0 has no interface number 0 [ 48.940046][ T83] usb 1-1: config 0 descriptor?? [ 48.943198][ T12] usb 6-1: New USB device found, idVendor=0af0, idProduct=d157, bcdDevice=54.2d [ 48.953071][ T22] usb 5-1: config 0 descriptor?? [ 48.954874][ T12] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 48.955465][ T5] usb 3-1: config 0 descriptor?? [ 49.018146][ T102] usb 2-1: New USB device found, idVendor=0af0, idProduct=d157, bcdDevice=54.2d [ 49.027225][ T102] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 49.036192][ T12] usb 6-1: config 0 descriptor?? [ 49.041789][ T102] usb 2-1: config 0 descriptor?? [ 49.208609][ T83] sysfs: cannot create duplicate filename '/class/tty/ttyHS0' [ 49.216125][ T83] CPU: 1 PID: 83 Comm: kworker/1:2 Not tainted 5.4.0-rc1+ #0 [ 49.223580][ T83] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.233629][ T83] Workqueue: usb_hub_wq hub_event [ 49.238660][ T83] Call Trace: [ 49.241952][ T83] dump_stack+0xca/0x13e [ 49.246189][ T83] sysfs_warn_dup.cold+0x1c/0x2d [ 49.251177][ T83] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 49.257269][ T83] sysfs_create_link+0x61/0xc0 [ 49.262020][ T83] device_add+0x788/0x16f0 [ 49.266457][ T83] ? uevent_store+0x50/0x50 [ 49.270943][ T83] ? __init_waitqueue_head+0x31/0x90 [ 49.276207][ T83] tty_register_device_attr+0x341/0x6f0 [ 49.281733][ T83] ? hung_up_tty_compat_ioctl+0x40/0x40 [ 49.287275][ T83] ? mark_held_locks+0x9f/0xe0 [ 49.292018][ T83] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 49.297809][ T83] ? tty_port_register_device_attr+0xb9/0x110 [ 49.303865][ T83] hso_serial_common_create+0x113/0x710 [ 49.309395][ T83] ? kasan_unpoison_shadow+0x30/0x40 [ 49.314658][ T83] hso_probe+0xc93/0x1a46 [ 49.318970][ T83] usb_probe_interface+0x305/0x7a0 [ 49.324060][ T83] ? usb_probe_device+0x100/0x100 [ 49.329062][ T83] really_probe+0x281/0x6d0 [ 49.333544][ T83] driver_probe_device+0x104/0x210 [ 49.338634][ T83] __device_attach_driver+0x1c2/0x220 [ 49.343983][ T83] ? driver_allows_async_probing+0x160/0x160 [ 49.349952][ T83] bus_for_each_drv+0x162/0x1e0 [ 49.354801][ T83] ? bus_rescan_devices+0x20/0x20 [ 49.359822][ T83] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 49.365629][ T83] ? lockdep_hardirqs_on+0x382/0x580 [ 49.370907][ T83] __device_attach+0x217/0x360 [ 49.375648][ T83] ? device_bind_driver+0xd0/0xd0 [ 49.380650][ T83] ? kobject_uevent_env+0x29e/0x1150 [ 49.385919][ T83] ? kobject_uevent_env+0x2a8/0x1150 [ 49.391189][ T83] bus_probe_device+0x1e4/0x290 [ 49.396035][ T83] ? blocking_notifier_call_chain+0x54/0xa0 [ 49.401924][ T83] device_add+0xae6/0x16f0 executing program executing program [ 49.406316][ T83] ? uevent_store+0x50/0x50 [ 49.410810][ T83] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 49.416624][ T83] usb_set_configuration+0xdf6/0x1670 [ 49.421993][ T83] generic_probe+0x9d/0xd5 [ 49.426400][ T83] usb_probe_device+0x99/0x100 [ 49.431158][ T83] ? usb_suspend+0x620/0x620 [ 49.435756][ T83] really_probe+0x281/0x6d0 [ 49.440246][ T83] driver_probe_device+0x104/0x210 [ 49.445368][ T83] __device_attach_driver+0x1c2/0x220 [ 49.450722][ T83] ? driver_allows_async_probing+0x160/0x160 [ 49.456680][ T83] bus_for_each_drv+0x162/0x1e0 [ 49.461510][ T83] ? bus_rescan_devices+0x20/0x20 [ 49.466514][ T83] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 49.472296][ T83] ? lockdep_hardirqs_on+0x382/0x580 [ 49.477558][ T83] __device_attach+0x217/0x360 [ 49.482298][ T83] ? device_bind_driver+0xd0/0xd0 [ 49.487298][ T83] ? kobject_uevent_env+0x29e/0x1150 [ 49.492563][ T83] ? kobject_uevent_env+0x2a8/0x1150 [ 49.497837][ T83] bus_probe_device+0x1e4/0x290 [ 49.502695][ T83] ? blocking_notifier_call_chain+0x54/0xa0 [ 49.508563][ T83] device_add+0xae6/0x16f0 [ 49.512957][ T83] ? uevent_store+0x50/0x50 [ 49.517446][ T83] usb_new_device.cold+0x6a4/0xe79 [ 49.522538][ T83] hub_event+0x1b5c/0x3640 [ 49.526932][ T83] ? hub_port_debounce+0x260/0x260 [ 49.532040][ T83] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 49.537752][ T83] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 49.543037][ T83] process_one_work+0x92b/0x1530 [ 49.547959][ T83] ? pwq_dec_nr_in_flight+0x310/0x310 [ 49.553319][ T83] ? do_raw_spin_lock+0x11a/0x280 [ 49.558332][ T83] worker_thread+0x96/0xe20 [ 49.562815][ T83] ? process_one_work+0x1530/0x1530 [ 49.568036][ T83] kthread+0x318/0x420 [ 49.572204][ T83] ? kthread_create_on_node+0xf0/0xf0 [ 49.577573][ T83] ret_from_fork+0x24/0x30 [ 49.582692][ T22] sysfs: cannot create duplicate filename '/class/tty/ttyHS0' [ 49.590249][ T22] CPU: 1 PID: 22 Comm: kworker/1:1 Not tainted 5.4.0-rc1+ #0 [ 49.597610][ T22] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.597944][ T12] sysfs: cannot create duplicate filename '/class/tty/ttyHS0' [ 49.607659][ T22] Workqueue: usb_hub_wq hub_event [ 49.607666][ T22] Call Trace: [ 49.607683][ T22] dump_stack+0xca/0x13e [ 49.607696][ T22] sysfs_warn_dup.cold+0x1c/0x2d [ 49.607708][ T22] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 49.607719][ T22] sysfs_create_link+0x61/0xc0 [ 49.607730][ T22] device_add+0x788/0x16f0 [ 49.607740][ T22] ? uevent_store+0x50/0x50 [ 49.607757][ T22] ? __init_waitqueue_head+0x31/0x90 [ 49.664090][ T22] tty_register_device_attr+0x341/0x6f0 [ 49.669650][ T22] ? hung_up_tty_compat_ioctl+0x40/0x40 [ 49.675184][ T22] ? mark_held_locks+0x9f/0xe0 [ 49.679935][ T22] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 49.685724][ T22] ? tty_port_register_device_attr+0xb9/0x110 [ 49.691779][ T22] hso_serial_common_create+0x113/0x710 [ 49.697331][ T22] ? kasan_unpoison_shadow+0x30/0x40 [ 49.702601][ T22] hso_probe+0xc93/0x1a46 [ 49.706922][ T22] usb_probe_interface+0x305/0x7a0 [ 49.712035][ T22] ? usb_probe_device+0x100/0x100 [ 49.717045][ T22] really_probe+0x281/0x6d0 [ 49.721536][ T22] driver_probe_device+0x104/0x210 [ 49.726632][ T22] __device_attach_driver+0x1c2/0x220 [ 49.731992][ T22] ? driver_allows_async_probing+0x160/0x160 [ 49.737956][ T22] bus_for_each_drv+0x162/0x1e0 [ 49.742797][ T22] ? bus_rescan_devices+0x20/0x20 [ 49.747811][ T22] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 49.753625][ T22] ? lockdep_hardirqs_on+0x382/0x580 [ 49.758916][ T22] __device_attach+0x217/0x360 [ 49.763667][ T22] ? device_bind_driver+0xd0/0xd0 [ 49.768679][ T22] ? kobject_uevent_env+0x29e/0x1150 [ 49.773948][ T22] ? kobject_uevent_env+0x2a8/0x1150 [ 49.779219][ T22] bus_probe_device+0x1e4/0x290 [ 49.784056][ T22] ? blocking_notifier_call_chain+0x54/0xa0 [ 49.789935][ T22] device_add+0xae6/0x16f0 [ 49.794356][ T22] ? uevent_store+0x50/0x50 [ 49.798845][ T22] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 49.804643][ T22] usb_set_configuration+0xdf6/0x1670 [ 49.809999][ T22] generic_probe+0x9d/0xd5 [ 49.815097][ T22] usb_probe_device+0x99/0x100 [ 49.819865][ T22] ? usb_suspend+0x620/0x620 [ 49.824443][ T22] really_probe+0x281/0x6d0 [ 49.828937][ T22] driver_probe_device+0x104/0x210 [ 49.834051][ T22] __device_attach_driver+0x1c2/0x220 [ 49.839409][ T22] ? driver_allows_async_probing+0x160/0x160 [ 49.845372][ T22] bus_for_each_drv+0x162/0x1e0 [ 49.850207][ T22] ? bus_rescan_devices+0x20/0x20 [ 49.855215][ T22] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 49.861007][ T22] ? lockdep_hardirqs_on+0x382/0x580 [ 49.866277][ T22] __device_attach+0x217/0x360 [ 49.871027][ T22] ? device_bind_driver+0xd0/0xd0 [ 49.876036][ T22] ? kobject_uevent_env+0x29e/0x1150 [ 49.881303][ T22] ? kobject_uevent_env+0x2a8/0x1150 [ 49.886592][ T22] bus_probe_device+0x1e4/0x290 [ 49.891446][ T22] ? blocking_notifier_call_chain+0x54/0xa0 [ 49.897325][ T22] device_add+0xae6/0x16f0 [ 49.901726][ T22] ? uevent_store+0x50/0x50 [ 49.906216][ T22] usb_new_device.cold+0x6a4/0xe79 [ 49.911312][ T22] hub_event+0x1b5c/0x3640 [ 49.915714][ T22] ? hub_port_debounce+0x260/0x260 [ 49.920814][ T22] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 49.926445][ T22] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 49.931717][ T22] process_one_work+0x92b/0x1530 [ 49.936658][ T22] ? pwq_dec_nr_in_flight+0x310/0x310 [ 49.942044][ T22] worker_thread+0x96/0xe20 [ 49.946539][ T22] ? process_one_work+0x1530/0x1530 [ 49.951726][ T22] kthread+0x318/0x420 [ 49.955795][ T22] ? kthread_create_on_node+0xf0/0xf0 [ 49.961162][ T22] ret_from_fork+0x24/0x30 [ 49.965571][ T12] CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 5.4.0-rc1+ #0 [ 49.967454][ T17] hso 4-1:0.9: Failed to find BULK IN ep [ 49.972952][ T12] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.972970][ T12] Workqueue: usb_hub_wq hub_event [ 49.983758][ T17] usb 4-1: USB disconnect, device number 2 [ 49.988627][ T12] Call Trace: [ 49.988649][ T12] dump_stack+0xca/0x13e [ 49.988662][ T12] sysfs_warn_dup.cold+0x1c/0x2d [ 49.988674][ T12] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 49.988684][ T12] sysfs_create_link+0x61/0xc0 [ 49.988694][ T12] device_add+0x788/0x16f0 [ 49.988708][ T12] ? uevent_store+0x50/0x50 [ 49.998881][ T83] hso 1-1:0.9: Failed to find BULK IN ep [ 49.999529][ T12] ? __init_waitqueue_head+0x31/0x90 [ 50.002963][ T83] kasan: CONFIG_KASAN_INLINE enabled [ 50.007039][ T12] tty_register_device_attr+0x341/0x6f0 [ 50.007054][ T12] ? hung_up_tty_compat_ioctl+0x40/0x40 [ 50.012009][ T83] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 50.018042][ T12] ? mark_held_locks+0x9f/0xe0 [ 50.018053][ T12] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 50.018067][ T12] ? tty_port_register_device_attr+0xb9/0x110 [ 50.022805][ T83] general protection fault: 0000 [#1] SMP KASAN [ 50.027200][ T12] hso_serial_common_create+0x113/0x710 [ 50.031673][ T83] CPU: 1 PID: 83 Comm: kworker/1:2 Not tainted 5.4.0-rc1+ #0 [ 50.037283][ T12] ? kasan_unpoison_shadow+0x30/0x40 [ 50.042526][ T83] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.047787][ T12] hso_probe+0xc93/0x1a46 [ 50.053305][ T83] Workqueue: usb_hub_wq hub_event [ 50.058822][ T12] usb_probe_interface+0x305/0x7a0 [ 50.066897][ T83] RIP: 0010:cdev_del+0x22/0x90 [ 50.071652][ T12] ? usb_probe_device+0x100/0x100 [ 50.077430][ T83] Code: cf 0f 1f 80 00 00 00 00 55 48 89 fd 48 83 ec 08 e8 43 2c 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 [ 50.083469][ T12] really_probe+0x281/0x6d0 [ 50.089798][ T83] RSP: 0018:ffff8881d8a472c0 EFLAGS: 00010207 [ 50.095656][ T12] driver_probe_device+0x104/0x210 [ 50.103197][ T83] RAX: dffffc0000000000 RBX: ffff8881d6177200 RCX: ffffffff820ee86e [ 50.108462][ T12] __device_attach_driver+0x1c2/0x220 [ 50.118487][ T83] RDX: 000000000000000c RSI: ffffffff8169efed RDI: 0000000000000064 [ 50.122796][ T12] ? driver_allows_async_probing+0x160/0x160 [ 50.127797][ T83] RBP: 0000000000000000 R08: ffff8881d9776000 R09: fffffbfff11b25ae [ 50.132882][ T12] bus_for_each_drv+0x162/0x1e0 [ 50.137618][ T83] R10: fffffbfff11b25ad R11: ffffffff88d92d6f R12: 0000000000000000 [ 50.137629][ T83] R13: ffff8881d636a200 R14: ffff8881d9099980 R15: ffff8881d909e670 [ 50.142627][ T12] ? bus_rescan_devices+0x20/0x20 [ 50.162217][ T83] FS: 0000000000000000(0000) GS:ffff8881db300000(0000) knlGS:0000000000000000 [ 50.166693][ T12] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 50.172723][ T83] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.177822][ T12] ? lockdep_hardirqs_on+0x382/0x580 [ 50.185763][ T83] CR2: 00000000004c02a8 CR3: 00000001d32e6000 CR4: 00000000001406e0 [ 50.191111][ T12] __device_attach+0x217/0x360 [ 50.199066][ T83] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 50.205020][ T12] ? device_bind_driver+0xd0/0xd0 [ 50.212979][ T83] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 50.217808][ T12] ? kobject_uevent_env+0x29e/0x1150 [ 50.225745][ T83] Call Trace: [ 50.233695][ T12] ? kobject_uevent_env+0x2a8/0x1150 [ 50.238691][ T83] tty_unregister_device+0x10d/0x1a0 [ 50.247592][ T12] bus_probe_device+0x1e4/0x290 [ 50.253380][ T83] hso_probe.cold+0xc8/0x122 [ 50.260024][ T12] ? blocking_notifier_call_chain+0x54/0xa0 [ 50.265279][ T83] usb_probe_interface+0x305/0x7a0 [ 50.273222][ T12] device_add+0xae6/0x16f0 [ 50.277955][ T83] ? usb_probe_device+0x100/0x100 [ 50.285899][ T12] ? uevent_store+0x50/0x50 [ 50.290896][ T83] really_probe+0x281/0x6d0 [ 50.298840][ T12] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 50.304095][ T83] driver_probe_device+0x104/0x210 [ 50.307354][ T12] usb_set_configuration+0xdf6/0x1670 [ 50.312621][ T83] __device_attach_driver+0x1c2/0x220 [ 50.317875][ T12] generic_probe+0x9d/0xd5 [ 50.322693][ T83] ? driver_allows_async_probing+0x160/0x160 [ 50.327251][ T12] usb_probe_device+0x99/0x100 [ 50.333113][ T83] bus_for_each_drv+0x162/0x1e0 [ 50.338317][ T12] ? usb_suspend+0x620/0x620 [ 50.342711][ T83] ? bus_rescan_devices+0x20/0x20 [ 50.347704][ T12] really_probe+0x281/0x6d0 [ 50.352267][ T83] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 50.356735][ T12] driver_probe_device+0x104/0x210 [ 50.362516][ T83] ? lockdep_hardirqs_on+0x382/0x580 [ 50.367597][ T12] __device_attach_driver+0x1c2/0x220 [ 50.372938][ T83] __device_attach+0x217/0x360 [ 50.378296][ T12] ? driver_allows_async_probing+0x160/0x160 [ 50.382680][ T83] ? device_bind_driver+0xd0/0xd0 [ 50.388630][ T12] bus_for_each_drv+0x162/0x1e0 [ 50.393364][ T83] ? kobject_uevent_env+0x29e/0x1150 [ 50.398196][ T12] ? bus_rescan_devices+0x20/0x20 [ 50.402757][ T83] ? kobject_uevent_env+0x2a8/0x1150 [ 50.407760][ T12] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 50.412246][ T83] bus_probe_device+0x1e4/0x290 [ 50.418024][ T12] ? lockdep_hardirqs_on+0x382/0x580 [ 50.423106][ T83] ? blocking_notifier_call_chain+0x54/0xa0 [ 50.428359][ T12] __device_attach+0x217/0x360 [ 50.433712][ T83] device_add+0xae6/0x16f0 [ 50.438445][ T12] ? device_bind_driver+0xd0/0xd0 [ 50.444391][ T83] ? uevent_store+0x50/0x50 [ 50.449384][ T12] ? kobject_uevent_env+0x29e/0x1150 [ 50.454219][ T83] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 50.459481][ T12] ? kobject_uevent_env+0x2a8/0x1150 [ 50.464477][ T83] usb_set_configuration+0xdf6/0x1670 [ 50.469730][ T12] bus_probe_device+0x1e4/0x290 [ 50.475508][ T83] generic_probe+0x9d/0xd5 [ 50.480331][ T12] ? blocking_notifier_call_chain+0x54/0xa0 [ 50.485597][ T83] usb_probe_device+0x99/0x100 [ 50.491456][ T12] device_add+0xae6/0x16f0 [ 50.496189][ T83] ? usb_suspend+0x620/0x620 [ 50.500572][ T12] ? uevent_store+0x50/0x50 [ 50.505567][ T83] really_probe+0x281/0x6d0 [ 50.510038][ T12] usb_new_device.cold+0x6a4/0xe79 [ 50.515292][ T83] driver_probe_device+0x104/0x210 [ 50.521063][ T12] hub_event+0x1b5c/0x3640 [ 50.526332][ T83] __device_attach_driver+0x1c2/0x220 [ 50.531672][ T12] ? hub_port_debounce+0x260/0x260 [ 50.536492][ T83] ? driver_allows_async_probing+0x160/0x160 [ 50.540878][ T12] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 50.546756][ T83] bus_for_each_drv+0x162/0x1e0 [ 50.551498][ T12] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 50.555898][ T83] ? bus_rescan_devices+0x20/0x20 [ 50.560457][ T12] process_one_work+0x92b/0x1530 [ 50.564940][ T83] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 50.569412][ T12] ? pwq_dec_nr_in_flight+0x310/0x310 [ 50.574508][ T83] ? lockdep_hardirqs_on+0x382/0x580 [ 50.579603][ T12] ? do_raw_spin_lock+0x11a/0x280 [ 50.583989][ T83] __device_attach+0x217/0x360 [ 50.589356][ T12] worker_thread+0x96/0xe20 [ 50.594455][ T83] ? device_bind_driver+0xd0/0xd0 [ 50.600419][ T12] ? process_one_work+0x1530/0x1530 [ 50.605933][ T83] ? kobject_uevent_env+0x29e/0x1150 [ 50.610754][ T12] kthread+0x318/0x420 [ 50.616014][ T83] ? kobject_uevent_env+0x2a8/0x1150 [ 50.621012][ T12] ? kthread_create_on_node+0xf0/0xf0 [ 50.625923][ T83] bus_probe_device+0x1e4/0x290 [ 50.631698][ T12] ret_from_fork+0x24/0x30 [ 50.637041][ T83] ? blocking_notifier_call_chain+0x54/0xa0 [ 50.643027][ T5] sysfs: cannot create duplicate filename '/class/tty/ttyHS0' [ 50.647290][ T83] device_add+0xae6/0x16f0 [ 50.652044][ T5] CPU: 0 PID: 5 Comm: kworker/0:0 Not tainted 5.4.0-rc1+ #0 [ 50.656505][ T83] ? uevent_store+0x50/0x50 [ 50.661494][ T5] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.666666][ T83] usb_new_device.cold+0x6a4/0xe79 [ 50.671933][ T5] Workqueue: usb_hub_wq hub_event [ 50.675974][ T83] hub_event+0x1b5c/0x3640 [ 50.681225][ T5] Call Trace: [ 50.686574][ T83] ? hub_port_debounce+0x260/0x260 [ 50.691421][ T5] dump_stack+0xca/0x13e [ 50.695822][ T83] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 50.701691][ T5] sysfs_warn_dup.cold+0x1c/0x2d [ 50.709114][ T83] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 50.713502][ T5] sysfs_do_create_link_sd.isra.0+0x119/0x130 [ 50.720752][ T83] process_one_work+0x92b/0x1530 [ 50.725322][ T5] sysfs_create_link+0x61/0xc0 [ 50.735355][ T83] ? pwq_dec_nr_in_flight+0x310/0x310 [ 50.740437][ T5] device_add+0x788/0x16f0 [ 50.745435][ T83] ? do_raw_spin_lock+0x11a/0x280 [ 50.749819][ T5] ? uevent_store+0x50/0x50 [ 50.753100][ T83] worker_thread+0x96/0xe20 [ 50.758183][ T5] ? __init_waitqueue_head+0x31/0x90 [ 50.762410][ T83] ? process_one_work+0x1530/0x1530 [ 50.767925][ T5] tty_register_device_attr+0x341/0x6f0 [ 50.772837][ T83] kthread+0x318/0x420 [ 50.778109][ T5] ? hung_up_tty_compat_ioctl+0x40/0x40 [ 50.784146][ T83] ? kthread_create_on_node+0xf0/0xf0 [ 50.789071][ T5] ? lock_downgrade+0x6e0/0x6e0 [ 50.793815][ T83] ret_from_fork+0x24/0x30 [ 50.799173][ T5] ? lock_acquire+0x127/0x320 [ 50.803548][ T83] Modules linked in: [ 50.808555][ T5] ? hso_serial_common_create+0x4f/0x710 [ 50.813125][ T83] ---[ end trace 7160de245a75598b ]--- [ 50.817517][ T5] ? trace_hardirqs_on+0x55/0x1e0 [ 50.817532][ T5] ? tty_port_register_device_attr+0xb9/0x110 [ 50.822790][ T83] RIP: 0010:cdev_del+0x22/0x90 [ 50.827955][ T5] hso_serial_common_create+0x113/0x710 [ 50.827973][ T5] ? kasan_unpoison_shadow+0x30/0x40 [ 50.833498][ T83] Code: cf 0f 1f 80 00 00 00 00 55 48 89 fd 48 83 ec 08 e8 43 2c 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 [ 50.837533][ T5] hso_probe+0xc93/0x1a46 [ 50.837550][ T5] usb_probe_interface+0x305/0x7a0 [ 50.843059][ T83] RSP: 0018:ffff8881d8a472c0 EFLAGS: 00010207 [ 50.848403][ T5] ? usb_probe_device+0x100/0x100 [ 50.848418][ T5] really_probe+0x281/0x6d0 [ 50.853252][ T83] RAX: dffffc0000000000 RBX: ffff8881d6177200 RCX: ffffffff820ee86e [ 50.857652][ T5] driver_probe_device+0x104/0x210 [ 50.857667][ T5] __device_attach_driver+0x1c2/0x220 [ 50.862311][ T83] RDX: 000000000000000c RSI: ffffffff8169efed RDI: 0000000000000064 [ 50.866181][ T5] ? driver_allows_async_probing+0x160/0x160 [ 50.871785][ T83] RBP: 0000000000000000 R08: ffff8881d9776000 R09: fffffbfff11b25ae [ 50.877228][ T5] bus_for_each_drv+0x162/0x1e0 [ 50.882238][ T83] R10: fffffbfff11b25ad R11: ffffffff88d92d6f R12: 0000000000000000 [ 50.888274][ T5] ? bus_rescan_devices+0x20/0x20 [ 50.888288][ T5] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 50.893018][ T83] R13: ffff8881d636a200 R14: ffff8881d9099980 R15: ffff8881d909e670 [ 50.898534][ T5] ? lockdep_hardirqs_on+0x382/0x580 [ 50.898548][ T5] __device_attach+0x217/0x360 [ 50.903801][ T83] FS: 0000000000000000(0000) GS:ffff8881db300000(0000) knlGS:0000000000000000 [ 50.923376][ T5] ? device_bind_driver+0xd0/0xd0 [ 50.923390][ T5] ? kobject_uevent_env+0x29e/0x1150 [ 50.927710][ T83] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.932787][ T5] ? kobject_uevent_env+0x2a8/0x1150 [ 50.938843][ T83] CR2: 00000000004c02a8 CR3: 00000001d32e6000 CR4: 00000000001406e0 [ 50.943835][ T5] bus_probe_device+0x1e4/0x290 [ 50.948316][ T83] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 50.956283][ T5] ? blocking_notifier_call_chain+0x54/0xa0 [ 50.961396][ T83] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 50.966718][ T5] device_add+0xae6/0x16f0 [ 50.974670][ T83] Kernel panic - not syncing: Fatal exception [ 50.980618][ T5] ? uevent_store+0x50/0x50 [ 51.110697][ T5] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 51.116570][ T5] usb_set_configuration+0xdf6/0x1670 [ 51.121944][ T5] generic_probe+0x9d/0xd5 [ 51.126370][ T5] usb_probe_device+0x99/0x100 [ 51.131114][ T5] ? usb_suspend+0x620/0x620 [ 51.135702][ T5] really_probe+0x281/0x6d0 [ 51.140205][ T5] driver_probe_device+0x104/0x210 [ 51.145306][ T5] __device_attach_driver+0x1c2/0x220 [ 51.150655][ T5] ? driver_allows_async_probing+0x160/0x160 [ 51.156632][ T5] bus_for_each_drv+0x162/0x1e0 [ 51.161465][ T5] ? bus_rescan_devices+0x20/0x20 [ 51.166471][ T5] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 51.172258][ T5] ? lockdep_hardirqs_on+0x382/0x580 [ 51.177537][ T5] __device_attach+0x217/0x360 [ 51.182299][ T5] ? device_bind_driver+0xd0/0xd0 [ 51.187301][ T5] ? kobject_uevent_env+0x29e/0x1150 [ 51.192562][ T5] ? kobject_uevent_env+0x2a8/0x1150 [ 51.197826][ T5] bus_probe_device+0x1e4/0x290 [ 51.202659][ T5] ? blocking_notifier_call_chain+0x54/0xa0 [ 51.208529][ T5] device_add+0xae6/0x16f0 [ 51.212939][ T5] ? uevent_store+0x50/0x50 [ 51.217423][ T5] usb_new_device.cold+0x6a4/0xe79 [ 51.222512][ T5] hub_event+0x1b5c/0x3640 [ 51.226907][ T5] ? hub_port_debounce+0x260/0x260 [ 51.231997][ T5] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 51.237521][ T5] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 51.242783][ T5] process_one_work+0x92b/0x1530 [ 51.247704][ T5] ? pwq_dec_nr_in_flight+0x310/0x310 [ 51.253051][ T5] worker_thread+0x96/0xe20 [ 51.257530][ T5] ? process_one_work+0x1530/0x1530 [ 51.262704][ T5] kthread+0x318/0x420 [ 51.266750][ T5] ? kthread_create_on_node+0xf0/0xf0 [ 51.272095][ T5] ret_from_fork+0x24/0x30 [ 51.276538][ T83] Kernel Offset: disabled [ 51.280864][ T83] Rebooting in 86400 seconds..