INIT: Entering runlevel: 2 [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[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.9' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 36.287232][ T22] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 36.527182][ T22] usb 1-1: Using ep0 maxpacket: 8 [ 36.647245][ T22] usb 1-1: config 0 has an invalid interface number: 26 but max is 0 [ 36.655569][ T22] usb 1-1: config 0 has no interface number 0 [ 36.661726][ T22] usb 1-1: config 0 interface 26 altsetting 0 bulk endpoint 0x8F has invalid maxpacket 0 [ 36.671588][ T22] usb 1-1: New USB device found, idVendor=2040, idProduct=4902, bcdDevice=ff.51 [ 36.680703][ T22] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 36.690405][ T22] usb 1-1: config 0 descriptor?? [ 36.927264][ T22] hdpvr 1-1:0.26: firmware version 0x2c dated dv2(N^OleJ!ϸT$eVԼbH;[i7 [ 36.937385][ T22] hdpvr 1-1:0.26: untested firmware, the driver might not work. executing program [ 37.420282][ T22] ir-kbd-i2c 0-0071: IR for HDPVR is known to cause problems during recording, use enable_hdpvr modparam to enable [ 37.447641][ T22] hdpvr 1-1:0.26: Could not setup controls [ 37.453766][ T22] hdpvr 1-1:0.26: registering videodev failed [ 37.463489][ T22] hdpvr: probe of 1-1:0.26 failed with error -71 [ 37.471595][ T22] usb 1-1: USB disconnect, device number 2 [ 37.827184][ T22] usb 1-1: new high-speed USB device number 3 using dummy_hcd [ 38.067177][ T22] usb 1-1: Using ep0 maxpacket: 8 [ 38.187234][ T22] usb 1-1: config 0 has an invalid interface number: 26 but max is 0 [ 38.195451][ T22] usb 1-1: config 0 has no interface number 0 [ 38.201622][ T22] usb 1-1: config 0 interface 26 altsetting 0 bulk endpoint 0x8F has invalid maxpacket 0 [ 38.211611][ T22] usb 1-1: New USB device found, idVendor=2040, idProduct=4902, bcdDevice=ff.51 [ 38.220784][ T22] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 38.230207][ T22] usb 1-1: config 0 descriptor?? [ 38.457259][ T22] hdpvr 1-1:0.26: firmware version 0x2c dated dv2(N^OleJ!ϸT$eVԼbH;[i7vice:1e [ 38.467917][ T22] hdpvr 1-1:0.26: untested firmware, the driver might not work. executing program [ 38.949460][ T22] ir-kbd-i2c 0-0071: IR for HDPVR is known to cause problems during recording, use enable_hdpvr modparam to enable [ 38.977663][ T22] hdpvr 1-1:0.26: Could not setup controls [ 38.983650][ T22] hdpvr 1-1:0.26: registering videodev failed [ 38.992775][ T22] hdpvr: probe of 1-1:0.26 failed with error -71 [ 39.000373][ T22] usb 1-1: USB disconnect, device number 3 [ 39.357558][ T22] usb 1-1: new high-speed USB device number 4 using dummy_hcd [ 39.597149][ T22] usb 1-1: Using ep0 maxpacket: 8 [ 39.717310][ T22] usb 1-1: config 0 has an invalid interface number: 26 but max is 0 [ 39.725408][ T22] usb 1-1: config 0 has no interface number 0 [ 39.731579][ T22] usb 1-1: config 0 interface 26 altsetting 0 bulk endpoint 0x8F has invalid maxpacket 0 [ 39.742250][ T22] usb 1-1: New USB device found, idVendor=2040, idProduct=4902, bcdDevice=ff.51 [ 39.751916][ T22] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 39.761014][ T22] usb 1-1: config 0 descriptor?? [ 39.987246][ T22] hdpvr 1-1:0.26: firmware version 0x2c dated dv2(N^OleJ!ϸT$eVԼbH;[i7 [ 39.997312][ T22] hdpvr 1-1:0.26: untested firmware, the driver might not work. executing program [ 40.478564][ T22] ir-kbd-i2c 0-0071: IR for HDPVR is known to cause problems during recording, use enable_hdpvr modparam to enable [ 40.507647][ T22] hdpvr 1-1:0.26: Could not setup controls [ 40.513976][ T22] hdpvr 1-1:0.26: registering videodev failed [ 40.523658][ T22] hdpvr: probe of 1-1:0.26 failed with error -71 [ 40.531757][ T22] usb 1-1: USB disconnect, device number 4 [ 40.887169][ T22] usb 1-1: new high-speed USB device number 5 using dummy_hcd [ 41.127167][ T22] usb 1-1: Using ep0 maxpacket: 8 [ 41.247237][ T22] usb 1-1: config 0 has an invalid interface number: 26 but max is 0 [ 41.255459][ T22] usb 1-1: config 0 has no interface number 0 [ 41.261635][ T22] usb 1-1: config 0 interface 26 altsetting 0 bulk endpoint 0x8F has invalid maxpacket 0 [ 41.271648][ T22] usb 1-1: New USB device found, idVendor=2040, idProduct=4902, bcdDevice=ff.51 [ 41.280717][ T22] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 41.289935][ T22] usb 1-1: config 0 descriptor?? [ 41.517270][ T22] hdpvr 1-1:0.26: firmware version 0x2c dated dv2(N^OleJ!ϸT$eVԼbH;[i7 [ 41.527371][ T22] hdpvr 1-1:0.26: untested firmware, the driver might not work. executing program [ 42.019546][ T22] ir-kbd-i2c 0-0071: IR for HDPVR is known to cause problems during recording, use enable_hdpvr modparam to enable [ 42.047281][ T22] hdpvr 1-1:0.26: Could not setup controls [ 42.053444][ T22] hdpvr 1-1:0.26: registering videodev failed [ 42.062525][ T22] hdpvr: probe of 1-1:0.26 failed with error -71 [ 42.070423][ T22] usb 1-1: USB disconnect, device number 5 [ 42.427179][ T22] usb 1-1: new high-speed USB device number 6 using dummy_hcd [ 42.667179][ T22] usb 1-1: Using ep0 maxpacket: 8 [ 42.787230][ T22] usb 1-1: config 0 has an invalid interface number: 26 but max is 0 [ 42.795449][ T22] usb 1-1: config 0 has no interface number 0 [ 42.801654][ T22] usb 1-1: config 0 interface 26 altsetting 0 bulk endpoint 0x8F has invalid maxpacket 0 [ 42.811522][ T22] usb 1-1: New USB device found, idVendor=2040, idProduct=4902, bcdDevice=ff.51 [ 42.820589][ T22] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 42.829797][ T22] usb 1-1: config 0 descriptor?? [ 43.067243][ T22] hdpvr 1-1:0.26: firmware version 0x2c dated dv2(N^OleJ!ϸT$eVԼbH;[i7(cف [ 43.078276][ T22] hdpvr 1-1:0.26: untested firmware, the driver might not work. executing program [ 43.558390][ T22] ir-kbd-i2c 0-0071: IR for HDPVR is known to cause problems during recording, use enable_hdpvr modparam to enable [ 43.587279][ T22] hdpvr 1-1:0.26: Could not setup controls [ 43.593350][ T22] hdpvr 1-1:0.26: registering videodev failed [ 43.602651][ T22] hdpvr: probe of 1-1:0.26 failed with error -71 [ 43.610356][ T22] usb 1-1: USB disconnect, device number 6 [ 43.967188][ T22] usb 1-1: new high-speed USB device number 7 using dummy_hcd [ 44.207158][ T22] usb 1-1: Using ep0 maxpacket: 8 [ 44.327249][ T22] usb 1-1: config 0 has an invalid interface number: 26 but max is 0 [ 44.335357][ T22] usb 1-1: config 0 has no interface number 0 [ 44.341508][ T22] usb 1-1: config 0 interface 26 altsetting 0 bulk endpoint 0x8F has invalid maxpacket 0 [ 44.351396][ T22] usb 1-1: New USB device found, idVendor=2040, idProduct=4902, bcdDevice=ff.51 [ 44.360544][ T22] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 44.369611][ T22] usb 1-1: config 0 descriptor?? [ 44.607206][ T22] hdpvr 1-1:0.26: firmware version 0x2c dated dv2(N^OleJ!ϸT$eVԼbH;[i7 [ 44.617351][ T22] hdpvr 1-1:0.26: untested firmware, the driver might not work. executing program [ 45.098439][ T22] ir-kbd-i2c 0-0071: IR for HDPVR is known to cause problems during recording, use enable_hdpvr modparam to enable [ 45.127279][ T22] hdpvr 1-1:0.26: Could not setup controls [ 45.133372][ T22] hdpvr 1-1:0.26: registering videodev failed [ 45.142594][ T22] hdpvr: probe of 1-1:0.26 failed with error -71 [ 45.150233][ T22] usb 1-1: USB disconnect, device number 7 [ 45.507188][ T22] usb 1-1: new high-speed USB device number 8 using dummy_hcd [ 45.747197][ T22] usb 1-1: Using ep0 maxpacket: 8 [ 45.867226][ T22] usb 1-1: config 0 has an invalid interface number: 26 but max is 0 [ 45.875474][ T22] usb 1-1: config 0 has no interface number 0 [ 45.881635][ T22] usb 1-1: config 0 interface 26 altsetting 0 bulk endpoint 0x8F has invalid maxpacket 0 [ 45.891658][ T22] usb 1-1: New USB device found, idVendor=2040, idProduct=4902, bcdDevice=ff.51 [ 45.901210][ T22] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 45.910393][ T22] usb 1-1: config 0 descriptor?? [ 46.147193][ T22] hdpvr 1-1:0.26: firmware version 0x2c dated dv2(N^OleJ!ϸT$eVԼbH;[i7 [ 46.157314][ T22] hdpvr 1-1:0.26: untested firmware, the driver might not work. executing program [ 46.639220][ T22] ir-kbd-i2c 0-0071: IR for HDPVR is known to cause problems during recording, use enable_hdpvr modparam to enable [ 46.667245][ T22] hdpvr 1-1:0.26: Could not setup controls [ 46.673372][ T22] hdpvr 1-1:0.26: registering videodev failed [ 46.682471][ T22] hdpvr: probe of 1-1:0.26 failed with error -71 [ 46.690154][ T22] usb 1-1: USB disconnect, device number 8 [ 47.047153][ T22] usb 1-1: new high-speed USB device number 9 using dummy_hcd [ 47.287202][ T22] usb 1-1: Using ep0 maxpacket: 8 [ 47.407281][ T22] usb 1-1: config 0 has an invalid interface number: 26 but max is 0 [ 47.415563][ T22] usb 1-1: config 0 has no interface number 0 [ 47.421849][ T22] usb 1-1: config 0 interface 26 altsetting 0 bulk endpoint 0x8F has invalid maxpacket 0 [ 47.431811][ T22] usb 1-1: New USB device found, idVendor=2040, idProduct=4902, bcdDevice=ff.51 [ 47.441647][ T22] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 47.450920][ T22] usb 1-1: config 0 descriptor?? [ 47.677233][ T22] hdpvr 1-1:0.26: firmware version 0x2c dated dv2(N^OleJ!ϸT$eVԼbH;[i7 [ 47.687372][ T22] hdpvr 1-1:0.26: untested firmware, the driver might not work. executing program [ 48.168427][ T22] ir-kbd-i2c 0-0071: IR for HDPVR is known to cause problems during recording, use enable_hdpvr modparam to enable [ 48.197694][ T22] hdpvr 1-1:0.26: Could not setup controls [ 48.203799][ T22] hdpvr 1-1:0.26: registering videodev failed [ 48.213012][ T22] hdpvr: probe of 1-1:0.26 failed with error -71 [ 48.220590][ T22] usb 1-1: USB disconnect, device number 9 [ 48.577210][ T22] usb 1-1: new high-speed USB device number 10 using dummy_hcd [ 48.817202][ T22] usb 1-1: Using ep0 maxpacket: 8 [ 48.937246][ T22] usb 1-1: config 0 has an invalid interface number: 26 but max is 0 [ 48.945342][ T22] usb 1-1: config 0 has no interface number 0 [ 48.951519][ T22] usb 1-1: config 0 interface 26 altsetting 0 bulk endpoint 0x8F has invalid maxpacket 0 [ 48.961480][ T22] usb 1-1: New USB device found, idVendor=2040, idProduct=4902, bcdDevice=ff.51 [ 48.970556][ T22] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 48.979774][ T22] usb 1-1: config 0 descriptor?? [ 49.207229][ T22] hdpvr 1-1:0.26: firmware version 0x2c dated dv2(N^OleJ!ϸT$eVԼbH;[i7 [ 49.217385][ T22] hdpvr 1-1:0.26: untested firmware, the driver might not work. executing program [ 49.708435][ T22] ir-kbd-i2c 0-0071: IR for HDPVR is known to cause problems during recording, use enable_hdpvr modparam to enable [ 49.721165][ T22] ================================================================== [ 49.729445][ T22] BUG: KASAN: global-out-of-bounds in hdpvr_probe.cold+0x11b3/0x1247 [ 49.737501][ T22] Read of size 4 at addr ffffffff87788480 by task kworker/1:1/22 [ 49.745210][ T22] [ 49.747536][ T22] CPU: 1 PID: 22 Comm: kworker/1:1 Not tainted 5.2.0-rc6+ #13 [ 49.754984][ T22] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.765155][ T22] Workqueue: usb_hub_wq hub_event [ 49.770167][ T22] Call Trace: [ 49.773442][ T22] dump_stack+0xca/0x13e [ 49.777665][ T22] ? hdpvr_probe.cold+0x11b3/0x1247 [ 49.782853][ T22] ? hdpvr_probe.cold+0x11b3/0x1247 [ 49.788037][ T22] print_address_description+0x67/0x231 [ 49.793607][ T22] ? hdpvr_probe.cold+0x11b3/0x1247 [ 49.798896][ T22] ? hdpvr_probe.cold+0x11b3/0x1247 [ 49.804079][ T22] __kasan_report.cold+0x1a/0x32 [ 49.809093][ T22] ? hdpvr_probe.cold+0x11b3/0x1247 [ 49.814320][ T22] kasan_report+0xe/0x20 [ 49.818556][ T22] hdpvr_probe.cold+0x11b3/0x1247 [ 49.823568][ T22] usb_probe_interface+0x305/0x7a0 [ 49.828675][ T22] ? usb_probe_device+0x100/0x100 [ 49.833688][ T22] really_probe+0x281/0x660 [ 49.838177][ T22] driver_probe_device+0x104/0x210 [ 49.843281][ T22] __device_attach_driver+0x1c2/0x220 [ 49.848661][ T22] ? driver_allows_async_probing+0x160/0x160 [ 49.854957][ T22] bus_for_each_drv+0x15c/0x1e0 [ 49.860149][ T22] ? bus_rescan_devices+0x20/0x20 [ 49.865159][ T22] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 49.870957][ T22] ? lockdep_hardirqs_on+0x379/0x580 [ 49.876347][ T22] __device_attach+0x217/0x360 [ 49.881102][ T22] ? device_bind_driver+0xd0/0xd0 [ 49.886113][ T22] ? kobject_uevent_env+0x29e/0x1150 [ 49.891383][ T22] ? kobject_uevent_env+0x2a8/0x1150 [ 49.896652][ T22] bus_probe_device+0x1e4/0x290 [ 49.901501][ T22] ? blocking_notifier_call_chain+0x54/0xa0 [ 49.907476][ T22] device_add+0xae6/0x16f0 [ 49.911893][ T22] ? uevent_store+0x50/0x50 [ 49.916388][ T22] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 49.922195][ T22] usb_set_configuration+0xdf6/0x1670 [ 49.927561][ T22] generic_probe+0x9d/0xd5 [ 49.931964][ T22] usb_probe_device+0x99/0x100 [ 49.936719][ T22] ? usb_suspend+0x620/0x620 [ 49.941299][ T22] really_probe+0x281/0x660 [ 49.945792][ T22] driver_probe_device+0x104/0x210 [ 49.950900][ T22] __device_attach_driver+0x1c2/0x220 [ 49.956378][ T22] ? driver_allows_async_probing+0x160/0x160 [ 49.962351][ T22] bus_for_each_drv+0x15c/0x1e0 [ 49.967190][ T22] ? bus_rescan_devices+0x20/0x20 [ 49.972243][ T22] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 49.978085][ T22] ? lockdep_hardirqs_on+0x379/0x580 [ 49.983360][ T22] __device_attach+0x217/0x360 [ 49.988146][ T22] ? device_bind_driver+0xd0/0xd0 [ 49.993175][ T22] ? kobject_uevent_env+0x29e/0x1150 [ 49.998458][ T22] ? kobject_uevent_env+0x2a8/0x1150 [ 50.003728][ T22] bus_probe_device+0x1e4/0x290 [ 50.008666][ T22] ? blocking_notifier_call_chain+0x54/0xa0 [ 50.014686][ T22] device_add+0xae6/0x16f0 [ 50.019110][ T22] ? uevent_store+0x50/0x50 [ 50.023597][ T22] usb_new_device.cold+0x8c1/0x1016 [ 50.028828][ T22] ? usb_port_suspend+0xa40/0xa40 [ 50.034030][ T22] ? mark_held_locks+0x9f/0xe0 [ 50.038793][ T22] ? _raw_spin_unlock_irq+0x24/0x30 [ 50.043981][ T22] hub_event+0x1ada/0x3590 [ 50.048428][ T22] ? hub_port_debounce+0x260/0x260 [ 50.053703][ T22] process_one_work+0x905/0x1570 [ 50.058640][ T22] ? pwq_dec_nr_in_flight+0x310/0x310 [ 50.064046][ T22] ? do_raw_spin_lock+0x11a/0x280 [ 50.069063][ T22] worker_thread+0x7ab/0xe20 [ 50.073642][ T22] ? process_one_work+0x1570/0x1570 [ 50.078830][ T22] kthread+0x30b/0x410 [ 50.082889][ T22] ? kthread_park+0x1a0/0x1a0 [ 50.087549][ T22] ret_from_fork+0x24/0x30 [ 50.091941][ T22] [ 50.094249][ T22] The buggy address belongs to the variable: [ 50.100219][ T22] video_nr+0x20/0x1be0 [ 50.104359][ T22] [ 50.106668][ T22] Memory state around the buggy address: [ 50.112285][ T22] ffffffff87788380: fa fa fa fa 04 fa fa fa fa fa fa fa 04 fa fa fa [ 50.120387][ T22] ffffffff87788400: fa fa fa fa 04 fa fa fa fa fa fa fa 00 00 00 00 [ 50.128439][ T22] >ffffffff87788480: fa fa fa fa 00 00 00 00 00 00 00 00 00 00 00 00 [ 50.136637][ T22] ^ [ 50.140699][ T22] ffffffff87788500: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 50.148746][ T22] ffffffff87788580: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 50.156787][ T22] ================================================================== [ 50.164844][ T22] Disabling lock debugging due to kernel taint [ 50.171063][ T22] Kernel panic - not syncing: panic_on_warn set ... [ 50.177741][ T22] CPU: 1 PID: 22 Comm: kworker/1:1 Tainted: G B 5.2.0-rc6+ #13 [ 50.186563][ T22] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.196665][ T22] Workqueue: usb_hub_wq hub_event [ 50.201722][ T22] Call Trace: [ 50.205002][ T22] dump_stack+0xca/0x13e [ 50.209254][ T22] panic+0x292/0x6c9 [ 50.213146][ T22] ? __warn_printk+0xf3/0xf3 [ 50.217744][ T22] ? hdpvr_probe.cold+0x11b3/0x1247 [ 50.222932][ T22] ? trace_hardirqs_on+0x55/0x1c0 [ 50.227986][ T22] ? hdpvr_probe.cold+0x11b3/0x1247 [ 50.233169][ T22] end_report+0x43/0x49 [ 50.237308][ T22] ? hdpvr_probe.cold+0x11b3/0x1247 [ 50.242485][ T22] __kasan_report.cold+0xd/0x32 [ 50.247325][ T22] ? hdpvr_probe.cold+0x11b3/0x1247 [ 50.252504][ T22] kasan_report+0xe/0x20 [ 50.256782][ T22] hdpvr_probe.cold+0x11b3/0x1247 [ 50.261806][ T22] usb_probe_interface+0x305/0x7a0 [ 50.266909][ T22] ? usb_probe_device+0x100/0x100 [ 50.271920][ T22] really_probe+0x281/0x660 [ 50.276410][ T22] driver_probe_device+0x104/0x210 [ 50.281509][ T22] __device_attach_driver+0x1c2/0x220 [ 50.286911][ T22] ? driver_allows_async_probing+0x160/0x160 [ 50.292882][ T22] bus_for_each_drv+0x15c/0x1e0 [ 50.297765][ T22] ? bus_rescan_devices+0x20/0x20 [ 50.302791][ T22] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 50.308583][ T22] ? lockdep_hardirqs_on+0x379/0x580 [ 50.313968][ T22] __device_attach+0x217/0x360 [ 50.318722][ T22] ? device_bind_driver+0xd0/0xd0 [ 50.323733][ T22] ? kobject_uevent_env+0x29e/0x1150 [ 50.329005][ T22] ? kobject_uevent_env+0x2a8/0x1150 [ 50.334287][ T22] bus_probe_device+0x1e4/0x290 [ 50.339443][ T22] ? blocking_notifier_call_chain+0x54/0xa0 [ 50.345529][ T22] device_add+0xae6/0x16f0 [ 50.350284][ T22] ? uevent_store+0x50/0x50 [ 50.354775][ T22] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 50.360670][ T22] usb_set_configuration+0xdf6/0x1670 [ 50.366294][ T22] generic_probe+0x9d/0xd5 [ 50.370708][ T22] usb_probe_device+0x99/0x100 [ 50.375464][ T22] ? usb_suspend+0x620/0x620 [ 50.380039][ T22] really_probe+0x281/0x660 [ 50.384561][ T22] driver_probe_device+0x104/0x210 [ 50.389780][ T22] __device_attach_driver+0x1c2/0x220 [ 50.395256][ T22] ? driver_allows_async_probing+0x160/0x160 [ 50.401673][ T22] bus_for_each_drv+0x15c/0x1e0 [ 50.406515][ T22] ? bus_rescan_devices+0x20/0x20 [ 50.411768][ T22] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 50.417567][ T22] ? lockdep_hardirqs_on+0x379/0x580 [ 50.422842][ T22] __device_attach+0x217/0x360 [ 50.427604][ T22] ? device_bind_driver+0xd0/0xd0 [ 50.432615][ T22] ? kobject_uevent_env+0x29e/0x1150 [ 50.437882][ T22] ? kobject_uevent_env+0x2a8/0x1150 [ 50.443152][ T22] bus_probe_device+0x1e4/0x290 [ 50.447990][ T22] ? blocking_notifier_call_chain+0x54/0xa0 [ 50.463452][ T22] device_add+0xae6/0x16f0 [ 50.467855][ T22] ? uevent_store+0x50/0x50 [ 50.472412][ T22] usb_new_device.cold+0x8c1/0x1016 [ 50.477598][ T22] ? usb_port_suspend+0xa40/0xa40 [ 50.482673][ T22] ? mark_held_locks+0x9f/0xe0 [ 50.487430][ T22] ? _raw_spin_unlock_irq+0x24/0x30 [ 50.492731][ T22] hub_event+0x1ada/0x3590 [ 50.497261][ T22] ? hub_port_debounce+0x260/0x260 [ 50.502359][ T22] process_one_work+0x905/0x1570 [ 50.507291][ T22] ? pwq_dec_nr_in_flight+0x310/0x310 [ 50.512710][ T22] ? do_raw_spin_lock+0x11a/0x280 [ 50.517755][ T22] worker_thread+0x7ab/0xe20 [ 50.522388][ T22] ? process_one_work+0x1570/0x1570 [ 50.527629][ T22] kthread+0x30b/0x410 [ 50.531693][ T22] ? kthread_park+0x1a0/0x1a0 [ 50.536354][ T22] ret_from_fork+0x24/0x30 [ 50.541307][ T22] Kernel Offset: disabled [ 50.545632][ T22] Rebooting in 86400 seconds..