Warning: Permanently added '10.128.0.102' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 42.507874][ T21] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 42.747892][ T21] usb 1-1: Using ep0 maxpacket: 8 [ 42.867921][ T21] usb 1-1: config 0 has an invalid interface number: 26 but max is 0 [ 42.876106][ T21] usb 1-1: config 0 has no interface number 0 [ 42.882270][ T21] usb 1-1: config 0 interface 26 altsetting 0 bulk endpoint 0x8F has invalid maxpacket 0 [ 42.892296][ T21] usb 1-1: New USB device found, idVendor=2040, idProduct=4902, bcdDevice=ff.51 [ 42.901411][ T21] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 42.910502][ T21] usb 1-1: config 0 descriptor?? [ 43.147944][ T21] hdpvr 1-1:0.26: firmware version 0x3 dated b2<áó?nTdÉg:8´ëæ ªïP ÛS^ÂŒn•ø®!¨ÿæ‹m¾F• [ 43.158137][ T21] hdpvr 1-1:0.26: untested firmware, the driver might not work. executing program [ 43.640352][ T21] ir-kbd-i2c 0-0071: IR for HDPVR is known to cause problems during recording, use enable_hdpvr modparam to enable [ 43.667919][ T21] hdpvr 1-1:0.26: Could not setup controls [ 43.673963][ T21] hdpvr 1-1:0.26: registering videodev failed [ 43.682315][ T21] hdpvr: probe of 1-1:0.26 failed with error -71 [ 43.689969][ T21] usb 1-1: USB disconnect, device number 2 [ 44.047873][ T21] usb 1-1: new high-speed USB device number 3 using dummy_hcd [ 44.287902][ T21] usb 1-1: Using ep0 maxpacket: 8 [ 44.407937][ T21] usb 1-1: config 0 has an invalid interface number: 26 but max is 0 [ 44.416093][ T21] usb 1-1: config 0 has no interface number 0 [ 44.422236][ T21] usb 1-1: config 0 interface 26 altsetting 0 bulk endpoint 0x8F has invalid maxpacket 0 [ 44.432167][ T21] usb 1-1: New USB device found, idVendor=2040, idProduct=4902, bcdDevice=ff.51 [ 44.441581][ T21] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 44.450401][ T21] usb 1-1: config 0 descriptor?? [ 44.687897][ T21] hdpvr 1-1:0.26: firmware version 0x3 dated b2<áó?nTdÉg:8´ëæ ªïP ÛS^ÂŒn•ø®!¨ÿæ‹m¾F• [ 44.697892][ T21] hdpvr 1-1:0.26: untested firmware, the driver might not work. executing program [ 45.178807][ T21] ir-kbd-i2c 0-0071: IR for HDPVR is known to cause problems during recording, use enable_hdpvr modparam to enable [ 45.207919][ T21] hdpvr 1-1:0.26: Could not setup controls [ 45.213915][ T21] hdpvr 1-1:0.26: registering videodev failed [ 45.221649][ T21] hdpvr: probe of 1-1:0.26 failed with error -71 [ 45.229020][ T21] usb 1-1: USB disconnect, device number 3 [ 45.587861][ T21] usb 1-1: new high-speed USB device number 4 using dummy_hcd [ 45.827839][ T21] usb 1-1: Using ep0 maxpacket: 8 [ 45.947888][ T21] usb 1-1: config 0 has an invalid interface number: 26 but max is 0 [ 45.956090][ T21] usb 1-1: config 0 has no interface number 0 [ 45.962224][ T21] usb 1-1: config 0 interface 26 altsetting 0 bulk endpoint 0x8F has invalid maxpacket 0 [ 45.972133][ T21] usb 1-1: New USB device found, idVendor=2040, idProduct=4902, bcdDevice=ff.51 [ 45.981190][ T21] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 45.990077][ T21] usb 1-1: config 0 descriptor?? [ 46.227903][ T21] hdpvr 1-1:0.26: firmware version 0x3 dated b2<áó?nTdÉg:8´ëæ ªïP ÛS^ÂŒn•ø®!¨ÿæ‹m¾F• [ 46.237886][ T21] hdpvr 1-1:0.26: untested firmware, the driver might not work. executing program [ 46.718820][ T21] ir-kbd-i2c 0-0071: IR for HDPVR is known to cause problems during recording, use enable_hdpvr modparam to enable [ 46.747985][ T21] hdpvr 1-1:0.26: Could not setup controls [ 46.753958][ T21] hdpvr 1-1:0.26: registering videodev failed [ 46.761826][ T21] hdpvr: probe of 1-1:0.26 failed with error -71 [ 46.769165][ T21] usb 1-1: USB disconnect, device number 4 [ 47.127843][ T21] usb 1-1: new high-speed USB device number 5 using dummy_hcd [ 47.367922][ T21] usb 1-1: Using ep0 maxpacket: 8 [ 47.487912][ T21] usb 1-1: config 0 has an invalid interface number: 26 but max is 0 [ 47.496083][ T21] usb 1-1: config 0 has no interface number 0 [ 47.502231][ T21] usb 1-1: config 0 interface 26 altsetting 0 bulk endpoint 0x8F has invalid maxpacket 0 [ 47.512110][ T21] usb 1-1: New USB device found, idVendor=2040, idProduct=4902, bcdDevice=ff.51 [ 47.521173][ T21] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 47.530059][ T21] usb 1-1: config 0 descriptor?? [ 47.767950][ T21] hdpvr 1-1:0.26: firmware version 0x3 dated b2<áó?nTdÉg:8´ëæ ªïP ÛS^ÂŒn•ø®!¨ÿæ‹m¾F• [ 47.778031][ T21] hdpvr 1-1:0.26: untested firmware, the driver might not work. executing program [ 48.258872][ T21] ir-kbd-i2c 0-0071: IR for HDPVR is known to cause problems during recording, use enable_hdpvr modparam to enable [ 48.288012][ T21] hdpvr 1-1:0.26: Could not setup controls [ 48.294769][ T21] hdpvr 1-1:0.26: registering videodev failed [ 48.302691][ T21] hdpvr: probe of 1-1:0.26 failed with error -71 [ 48.310149][ T21] usb 1-1: USB disconnect, device number 5 [ 48.657944][ T21] usb 1-1: new high-speed USB device number 6 using dummy_hcd [ 48.897862][ T21] usb 1-1: Using ep0 maxpacket: 8 [ 49.018061][ T21] usb 1-1: config 0 has an invalid interface number: 26 but max is 0 [ 49.026214][ T21] usb 1-1: config 0 has no interface number 0 [ 49.032456][ T21] usb 1-1: config 0 interface 26 altsetting 0 bulk endpoint 0x8F has invalid maxpacket 0 [ 49.042384][ T21] usb 1-1: New USB device found, idVendor=2040, idProduct=4902, bcdDevice=ff.51 [ 49.051565][ T21] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 49.060523][ T21] usb 1-1: config 0 descriptor?? [ 49.297919][ T21] hdpvr 1-1:0.26: firmware version 0x3 dated b2<áó?nTdÉg:8´ëæ ªïP ÛS^ÂŒn•ø®!¨ÿæ‹m¾F• [ 49.307910][ T21] hdpvr 1-1:0.26: untested firmware, the driver might not work. executing program [ 49.788819][ T21] ir-kbd-i2c 0-0071: IR for HDPVR is known to cause problems during recording, use enable_hdpvr modparam to enable [ 49.817977][ T21] hdpvr 1-1:0.26: Could not setup controls [ 49.823993][ T21] hdpvr 1-1:0.26: registering videodev failed [ 49.832127][ T21] hdpvr: probe of 1-1:0.26 failed with error -71 [ 49.839397][ T21] usb 1-1: USB disconnect, device number 6 [ 50.187912][ T21] usb 1-1: new high-speed USB device number 7 using dummy_hcd [ 50.427899][ T21] usb 1-1: Using ep0 maxpacket: 8 [ 50.547987][ T21] usb 1-1: config 0 has an invalid interface number: 26 but max is 0 [ 50.556174][ T21] usb 1-1: config 0 has no interface number 0 [ 50.562398][ T21] usb 1-1: config 0 interface 26 altsetting 0 bulk endpoint 0x8F has invalid maxpacket 0 [ 50.572285][ T21] usb 1-1: New USB device found, idVendor=2040, idProduct=4902, bcdDevice=ff.51 [ 50.581373][ T21] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 50.590107][ T21] usb 1-1: config 0 descriptor?? [ 50.827938][ T21] hdpvr 1-1:0.26: firmware version 0x3 dated b2<áó?nTdÉg:8´ëæ ªïP ÛS^ÂŒn•ø®!¨ÿæ‹m¾F•ÿÿÀ|’Ùˆÿÿ [ 50.838851][ T21] hdpvr 1-1:0.26: untested firmware, the driver might not work. executing program [ 51.319068][ T21] ir-kbd-i2c 0-0071: IR for HDPVR is known to cause problems during recording, use enable_hdpvr modparam to enable [ 51.347950][ T21] hdpvr 1-1:0.26: Could not setup controls [ 51.353908][ T21] hdpvr 1-1:0.26: registering videodev failed [ 51.363091][ T21] hdpvr: probe of 1-1:0.26 failed with error -71 [ 51.370605][ T21] usb 1-1: USB disconnect, device number 7 [ 51.727860][ T21] usb 1-1: new high-speed USB device number 8 using dummy_hcd [ 51.967874][ T21] usb 1-1: Using ep0 maxpacket: 8 [ 52.087887][ T21] usb 1-1: config 0 has an invalid interface number: 26 but max is 0 [ 52.096171][ T21] usb 1-1: config 0 has no interface number 0 [ 52.102310][ T21] usb 1-1: config 0 interface 26 altsetting 0 bulk endpoint 0x8F has invalid maxpacket 0 [ 52.112152][ T21] usb 1-1: New USB device found, idVendor=2040, idProduct=4902, bcdDevice=ff.51 [ 52.121211][ T21] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 52.130033][ T21] usb 1-1: config 0 descriptor?? [ 52.367897][ T21] hdpvr 1-1:0.26: firmware version 0x3 dated b2<áó?nTdÉg:8´ëæ ªïP ÛS^ÂŒn•ø®!¨ÿæ‹m¾F• [ 52.377958][ T21] hdpvr 1-1:0.26: untested firmware, the driver might not work. executing program [ 52.859047][ T21] ir-kbd-i2c 0-0071: IR for HDPVR is known to cause problems during recording, use enable_hdpvr modparam to enable [ 52.887935][ T21] hdpvr 1-1:0.26: Could not setup controls [ 52.893909][ T21] hdpvr 1-1:0.26: registering videodev failed [ 52.903061][ T21] hdpvr: probe of 1-1:0.26 failed with error -71 [ 52.910834][ T21] usb 1-1: USB disconnect, device number 8 [ 53.267868][ T21] usb 1-1: new high-speed USB device number 9 using dummy_hcd [ 53.507865][ T21] usb 1-1: Using ep0 maxpacket: 8 [ 53.627929][ T21] usb 1-1: config 0 has an invalid interface number: 26 but max is 0 [ 53.636117][ T21] usb 1-1: config 0 has no interface number 0 [ 53.642336][ T21] usb 1-1: config 0 interface 26 altsetting 0 bulk endpoint 0x8F has invalid maxpacket 0 [ 53.652169][ T21] usb 1-1: New USB device found, idVendor=2040, idProduct=4902, bcdDevice=ff.51 [ 53.661229][ T21] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 53.669961][ T21] usb 1-1: config 0 descriptor?? [ 53.897919][ T21] hdpvr 1-1:0.26: firmware version 0x3 dated b2<áó?nTdÉg:8´ëæ ªïP ÛS^ÂŒn•ø®!¨ÿæ‹m¾F• [ 53.907904][ T21] hdpvr 1-1:0.26: untested firmware, the driver might not work. executing program [ 54.388716][ T21] ir-kbd-i2c 0-0071: IR for HDPVR is known to cause problems during recording, use enable_hdpvr modparam to enable [ 54.417946][ T21] hdpvr 1-1:0.26: Could not setup controls [ 54.423958][ T21] hdpvr 1-1:0.26: registering videodev failed [ 54.431702][ T21] hdpvr: probe of 1-1:0.26 failed with error -71 [ 54.439000][ T21] usb 1-1: USB disconnect, device number 9 [ 54.787857][ T21] usb 1-1: new high-speed USB device number 10 using dummy_hcd [ 55.027912][ T21] usb 1-1: Using ep0 maxpacket: 8 [ 55.147980][ T21] usb 1-1: config 0 has an invalid interface number: 26 but max is 0 [ 55.156065][ T21] usb 1-1: config 0 has no interface number 0 [ 55.162201][ T21] usb 1-1: config 0 interface 26 altsetting 0 bulk endpoint 0x8F has invalid maxpacket 0 [ 55.172036][ T21] usb 1-1: New USB device found, idVendor=2040, idProduct=4902, bcdDevice=ff.51 [ 55.181100][ T21] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 55.189982][ T21] usb 1-1: config 0 descriptor?? [ 55.417881][ T21] hdpvr 1-1:0.26: firmware version 0x3 dated b2<áó?nTdÉg:8´ëæ ªïP ÛS^ÂŒn•ø®!¨ÿæ‹m¾F• [ 55.427947][ T21] hdpvr 1-1:0.26: untested firmware, the driver might not work. executing program [ 55.908769][ T21] ir-kbd-i2c 0-0071: IR for HDPVR is known to cause problems during recording, use enable_hdpvr modparam to enable [ 55.921355][ T21] ================================================================== [ 55.930061][ T21] BUG: KASAN: global-out-of-bounds in hdpvr_probe.cold+0x11b3/0x1247 [ 55.938214][ T21] Read of size 4 at addr ffffffff87788480 by task kworker/1:1/21 [ 55.945911][ T21] [ 55.948271][ T21] CPU: 1 PID: 21 Comm: kworker/1:1 Not tainted 5.2.0-rc6+ #13 [ 55.955822][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.966131][ T21] Workqueue: usb_hub_wq hub_event [ 55.971135][ T21] Call Trace: [ 55.974415][ T21] dump_stack+0xca/0x13e [ 55.978714][ T21] ? hdpvr_probe.cold+0x11b3/0x1247 [ 55.983910][ T21] ? hdpvr_probe.cold+0x11b3/0x1247 [ 55.989093][ T21] print_address_description+0x67/0x231 [ 55.994971][ T21] ? hdpvr_probe.cold+0x11b3/0x1247 [ 56.000161][ T21] ? hdpvr_probe.cold+0x11b3/0x1247 [ 56.005531][ T21] __kasan_report.cold+0x1a/0x32 [ 56.010450][ T21] ? hdpvr_probe.cold+0x11b3/0x1247 [ 56.015642][ T21] kasan_report+0xe/0x20 [ 56.019874][ T21] hdpvr_probe.cold+0x11b3/0x1247 [ 56.024878][ T21] usb_probe_interface+0x305/0x7a0 [ 56.029980][ T21] ? usb_probe_device+0x100/0x100 [ 56.034990][ T21] really_probe+0x281/0x660 [ 56.039597][ T21] driver_probe_device+0x104/0x210 [ 56.044694][ T21] __device_attach_driver+0x1c2/0x220 [ 56.050058][ T21] ? driver_allows_async_probing+0x160/0x160 [ 56.056020][ T21] bus_for_each_drv+0x15c/0x1e0 [ 56.060862][ T21] ? bus_rescan_devices+0x20/0x20 [ 56.065876][ T21] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 56.071673][ T21] ? lockdep_hardirqs_on+0x379/0x580 [ 56.076953][ T21] __device_attach+0x217/0x360 [ 56.081715][ T21] ? device_bind_driver+0xd0/0xd0 [ 56.086751][ T21] ? kobject_uevent_env+0x29e/0x1150 [ 56.092182][ T21] ? kobject_uevent_env+0x2a8/0x1150 [ 56.097468][ T21] bus_probe_device+0x1e4/0x290 [ 56.102322][ T21] ? blocking_notifier_call_chain+0x54/0xa0 [ 56.108259][ T21] device_add+0xae6/0x16f0 [ 56.112929][ T21] ? uevent_store+0x50/0x50 [ 56.117418][ T21] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 56.123214][ T21] usb_set_configuration+0xdf6/0x1670 [ 56.128584][ T21] generic_probe+0x9d/0xd5 [ 56.132990][ T21] usb_probe_device+0x99/0x100 [ 56.137834][ T21] ? usb_suspend+0x620/0x620 [ 56.142447][ T21] really_probe+0x281/0x660 [ 56.147054][ T21] driver_probe_device+0x104/0x210 [ 56.152259][ T21] __device_attach_driver+0x1c2/0x220 [ 56.157617][ T21] ? driver_allows_async_probing+0x160/0x160 [ 56.163587][ T21] bus_for_each_drv+0x15c/0x1e0 [ 56.168421][ T21] ? bus_rescan_devices+0x20/0x20 [ 56.173475][ T21] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 56.179271][ T21] ? lockdep_hardirqs_on+0x379/0x580 [ 56.184545][ T21] __device_attach+0x217/0x360 [ 56.189290][ T21] ? device_bind_driver+0xd0/0xd0 [ 56.194296][ T21] ? kobject_uevent_env+0x29e/0x1150 [ 56.199606][ T21] ? kobject_uevent_env+0x2a8/0x1150 [ 56.204899][ T21] bus_probe_device+0x1e4/0x290 [ 56.209732][ T21] ? blocking_notifier_call_chain+0x54/0xa0 [ 56.215847][ T21] device_add+0xae6/0x16f0 [ 56.220288][ T21] ? uevent_store+0x50/0x50 [ 56.224783][ T21] usb_new_device.cold+0x8c1/0x1016 [ 56.230004][ T21] ? usb_port_suspend+0xa40/0xa40 [ 56.235016][ T21] ? mark_held_locks+0x9f/0xe0 [ 56.239767][ T21] ? _raw_spin_unlock_irq+0x24/0x30 [ 56.244997][ T21] hub_event+0x1ada/0x3590 [ 56.249403][ T21] ? hub_port_debounce+0x260/0x260 [ 56.254498][ T21] process_one_work+0x905/0x1570 [ 56.259507][ T21] ? pwq_dec_nr_in_flight+0x310/0x310 [ 56.264859][ T21] ? do_raw_spin_lock+0x11a/0x280 [ 56.269866][ T21] worker_thread+0x7ab/0xe20 [ 56.274443][ T21] ? process_one_work+0x1570/0x1570 [ 56.279811][ T21] kthread+0x30b/0x410 [ 56.283866][ T21] ? kthread_park+0x1a0/0x1a0 [ 56.288524][ T21] ret_from_fork+0x24/0x30 [ 56.292919][ T21] [ 56.295224][ T21] The buggy address belongs to the variable: [ 56.301186][ T21] video_nr+0x20/0x1be0 [ 56.305317][ T21] [ 56.307677][ T21] Memory state around the buggy address: [ 56.313374][ T21] ffffffff87788380: fa fa fa fa 04 fa fa fa fa fa fa fa 04 fa fa fa [ 56.321428][ T21] ffffffff87788400: fa fa fa fa 04 fa fa fa fa fa fa fa 00 00 00 00 [ 56.329522][ T21] >ffffffff87788480: fa fa fa fa 00 00 00 00 00 00 00 00 00 00 00 00 [ 56.337688][ T21] ^ [ 56.341743][ T21] ffffffff87788500: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 56.350106][ T21] ffffffff87788580: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 56.358153][ T21] ================================================================== [ 56.366298][ T21] Disabling lock debugging due to kernel taint [ 56.372501][ T21] Kernel panic - not syncing: panic_on_warn set ... [ 56.379077][ T21] CPU: 1 PID: 21 Comm: kworker/1:1 Tainted: G B 5.2.0-rc6+ #13 [ 56.388108][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.398161][ T21] Workqueue: usb_hub_wq hub_event [ 56.403236][ T21] Call Trace: [ 56.406514][ T21] dump_stack+0xca/0x13e [ 56.410822][ T21] panic+0x292/0x6c9 [ 56.414807][ T21] ? __warn_printk+0xf3/0xf3 [ 56.419381][ T21] ? hdpvr_probe.cold+0x11b3/0x1247 [ 56.424596][ T21] ? trace_hardirqs_on+0x55/0x1c0 [ 56.429664][ T21] ? hdpvr_probe.cold+0x11b3/0x1247 [ 56.434861][ T21] end_report+0x43/0x49 [ 56.439094][ T21] ? hdpvr_probe.cold+0x11b3/0x1247 [ 56.444267][ T21] __kasan_report.cold+0xd/0x32 [ 56.449291][ T21] ? hdpvr_probe.cold+0x11b3/0x1247 [ 56.454512][ T21] kasan_report+0xe/0x20 [ 56.458742][ T21] hdpvr_probe.cold+0x11b3/0x1247 [ 56.463865][ T21] usb_probe_interface+0x305/0x7a0 [ 56.468949][ T21] ? usb_probe_device+0x100/0x100 [ 56.473968][ T21] really_probe+0x281/0x660 [ 56.478464][ T21] driver_probe_device+0x104/0x210 [ 56.483584][ T21] __device_attach_driver+0x1c2/0x220 [ 56.489439][ T21] ? driver_allows_async_probing+0x160/0x160 [ 56.495404][ T21] bus_for_each_drv+0x15c/0x1e0 [ 56.500385][ T21] ? bus_rescan_devices+0x20/0x20 [ 56.505467][ T21] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 56.511773][ T21] ? lockdep_hardirqs_on+0x379/0x580 [ 56.517042][ T21] __device_attach+0x217/0x360 [ 56.522088][ T21] ? device_bind_driver+0xd0/0xd0 [ 56.527101][ T21] ? kobject_uevent_env+0x29e/0x1150 [ 56.532615][ T21] ? kobject_uevent_env+0x2a8/0x1150 [ 56.537926][ T21] bus_probe_device+0x1e4/0x290 [ 56.542822][ T21] ? blocking_notifier_call_chain+0x54/0xa0 [ 56.548703][ T21] device_add+0xae6/0x16f0 [ 56.553104][ T21] ? uevent_store+0x50/0x50 [ 56.557590][ T21] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 56.563484][ T21] usb_set_configuration+0xdf6/0x1670 [ 56.568954][ T21] generic_probe+0x9d/0xd5 [ 56.573347][ T21] usb_probe_device+0x99/0x100 [ 56.578084][ T21] ? usb_suspend+0x620/0x620 [ 56.582652][ T21] really_probe+0x281/0x660 [ 56.587187][ T21] driver_probe_device+0x104/0x210 [ 56.592290][ T21] __device_attach_driver+0x1c2/0x220 [ 56.597636][ T21] ? driver_allows_async_probing+0x160/0x160 [ 56.603694][ T21] bus_for_each_drv+0x15c/0x1e0 [ 56.608521][ T21] ? bus_rescan_devices+0x20/0x20 [ 56.613529][ T21] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 56.619319][ T21] ? lockdep_hardirqs_on+0x379/0x580 [ 56.624724][ T21] __device_attach+0x217/0x360 [ 56.629469][ T21] ? device_bind_driver+0xd0/0xd0 [ 56.634643][ T21] ? kobject_uevent_env+0x29e/0x1150 [ 56.639910][ T21] ? kobject_uevent_env+0x2a8/0x1150 [ 56.645176][ T21] bus_probe_device+0x1e4/0x290 [ 56.650008][ T21] ? blocking_notifier_call_chain+0x54/0xa0 [ 56.655890][ T21] device_add+0xae6/0x16f0 [ 56.660290][ T21] ? uevent_store+0x50/0x50 [ 56.664815][ T21] usb_new_device.cold+0x8c1/0x1016 [ 56.669996][ T21] ? usb_port_suspend+0xa40/0xa40 [ 56.675000][ T21] ? mark_held_locks+0x9f/0xe0 [ 56.679744][ T21] ? _raw_spin_unlock_irq+0x24/0x30 [ 56.684923][ T21] hub_event+0x1ada/0x3590 [ 56.689323][ T21] ? hub_port_debounce+0x260/0x260 [ 56.694479][ T21] process_one_work+0x905/0x1570 [ 56.699405][ T21] ? pwq_dec_nr_in_flight+0x310/0x310 [ 56.704756][ T21] ? do_raw_spin_lock+0x11a/0x280 [ 56.709842][ T21] worker_thread+0x7ab/0xe20 [ 56.714420][ T21] ? process_one_work+0x1570/0x1570 [ 56.719792][ T21] kthread+0x30b/0x410 [ 56.723878][ T21] ? kthread_park+0x1a0/0x1a0 [ 56.728724][ T21] ret_from_fork+0x24/0x30 [ 56.733525][ T21] Kernel Offset: disabled [ 56.737840][ T21] Rebooting in 86400 seconds..