[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. [ 14.790550][ C1] random: crng init done [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.37' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program syzkaller login: [ 33.506437][ T12] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 33.506444][ T83] usb 5-1: new high-speed USB device number 2 using dummy_hcd [ 33.516784][ T5] usb 6-1: new high-speed USB device number 2 using dummy_hcd [ 33.521539][ T17] usb 4-1: new high-speed USB device number 2 using dummy_hcd [ 33.529944][ T1738] usb 3-1: new high-speed USB device number 2 using dummy_hcd [ 33.536575][ T22] usb 2-1: new high-speed USB device number 2 using dummy_hcd [ 33.746452][ T12] usb 1-1: Using ep0 maxpacket: 8 [ 33.776351][ T5] usb 6-1: Using ep0 maxpacket: 8 [ 33.781475][ T1738] usb 3-1: Using ep0 maxpacket: 8 [ 33.796348][ T22] usb 2-1: Using ep0 maxpacket: 8 [ 33.801466][ T83] usb 5-1: Using ep0 maxpacket: 8 [ 33.806571][ T17] usb 4-1: Using ep0 maxpacket: 8 [ 33.876583][ T12] usb 1-1: config 0 has an invalid interface number: 67 but max is 0 [ 33.885131][ T12] usb 1-1: config 0 has no interface number 0 [ 33.891634][ T12] usb 1-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 33.900798][ T12] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 33.910231][ T12] usb 1-1: config 0 descriptor?? [ 33.926659][ T5] usb 6-1: config 0 has an invalid interface number: 67 but max is 0 [ 33.934789][ T5] usb 6-1: config 0 has no interface number 0 [ 33.937266][ T83] usb 5-1: config 0 has an invalid interface number: 67 but max is 0 [ 33.940960][ T1738] usb 3-1: config 0 has an invalid interface number: 67 but max is 0 [ 33.948935][ T83] usb 5-1: config 0 has no interface number 0 [ 33.949010][ T22] usb 2-1: config 0 has an invalid interface number: 67 but max is 0 [ 33.957054][ T1738] usb 3-1: config 0 has no interface number 0 [ 33.961921][ T12] rio500 1-1:0.67: USB Rio found at address 2 [ 33.963207][ T22] usb 2-1: config 0 has no interface number 0 [ 33.972438][ T5] usb 6-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 33.977509][ T17] usb 4-1: config 0 has an invalid interface number: 67 but max is 0 [ 33.983473][ T5] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 33.989580][ T17] usb 4-1: config 0 has no interface number 0 [ 33.999037][ T1738] usb 3-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 34.013827][ T83] usb 5-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 34.014702][ T1738] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 34.020860][ T83] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 34.035677][ T5] usb 6-1: config 0 descriptor?? [ 34.038943][ T22] usb 2-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 34.059414][ T1738] usb 3-1: config 0 descriptor?? [ 34.060057][ T22] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 34.082347][ T17] usb 4-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 34.091424][ T17] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 34.100168][ T83] usb 5-1: config 0 descriptor?? [ 34.105793][ T17] usb 4-1: config 0 descriptor?? [ 34.112072][ T22] usb 2-1: config 0 descriptor?? [ 34.117734][ T5] rio500 6-1:0.67: Second USB Rio at address 2 refused [ 34.124730][ T5] rio500: probe of 6-1:0.67 failed with error -16 [ 34.132517][ T1738] rio500 3-1:0.67: Second USB Rio at address 2 refused [ 34.137670][ T83] rio500 5-1:0.67: Second USB Rio at address 2 refused [ 34.140028][ T1738] rio500: probe of 3-1:0.67 failed with error -16 [ 34.148296][ T17] rio500 4-1:0.67: Second USB Rio at address 2 refused [ 34.161293][ T22] rio500 2-1:0.67: Second USB Rio at address 2 refused [ 34.168731][ T1738] usb 1-1: USB disconnect, device number 2 executing program [ 34.175673][ T22] rio500: probe of 2-1:0.67 failed with error -16 [ 34.184881][ T83] rio500: probe of 5-1:0.67 failed with error -16 [ 34.188301][ T1738] rio500 1-1:0.67: USB Rio disconnected. [ 34.198808][ T17] rio500: probe of 4-1:0.67 failed with error -16 executing program executing program executing program executing program [ 34.319201][ T17] usb 6-1: USB disconnect, device number 2 [ 34.322044][ T5] usb 3-1: USB disconnect, device number 2 [ 34.340546][ T12] usb 5-1: USB disconnect, device number 2 [ 34.351540][ T1741] usb 4-1: USB disconnect, device number 2 executing program [ 34.364834][ T1764] usb 2-1: USB disconnect, device number 2 [ 34.576421][ T1738] usb 1-1: new high-speed USB device number 3 using dummy_hcd [ 34.686376][ T5] usb 3-1: new high-speed USB device number 3 using dummy_hcd [ 34.687074][ T17] usb 6-1: new high-speed USB device number 3 using dummy_hcd [ 34.706417][ T12] usb 5-1: new high-speed USB device number 3 using dummy_hcd [ 34.726469][ T1764] usb 2-1: new high-speed USB device number 3 using dummy_hcd [ 34.756379][ T1741] usb 4-1: new high-speed USB device number 3 using dummy_hcd [ 34.826371][ T1738] usb 1-1: Using ep0 maxpacket: 8 [ 34.926595][ T5] usb 3-1: Using ep0 maxpacket: 8 [ 34.936671][ T17] usb 6-1: Using ep0 maxpacket: 8 [ 34.946502][ T12] usb 5-1: Using ep0 maxpacket: 8 [ 34.951697][ T1738] usb 1-1: config 0 has an invalid interface number: 67 but max is 0 [ 34.959808][ T1738] usb 1-1: config 0 has no interface number 0 [ 34.965954][ T1738] usb 1-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 34.975134][ T1738] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 34.983360][ T1764] usb 2-1: Using ep0 maxpacket: 8 [ 34.989268][ T1738] usb 1-1: config 0 descriptor?? [ 35.006482][ T1741] usb 4-1: Using ep0 maxpacket: 8 [ 35.027817][ T1738] rio500 1-1:0.67: USB Rio found at address 3 [ 35.056455][ T5] usb 3-1: config 0 has an invalid interface number: 67 but max is 0 [ 35.064581][ T5] usb 3-1: config 0 has no interface number 0 [ 35.066558][ T17] usb 6-1: config 0 has an invalid interface number: 67 but max is 0 [ 35.071225][ T12] usb 5-1: config 0 has an invalid interface number: 67 but max is 0 [ 35.078740][ T17] usb 6-1: config 0 has no interface number 0 [ 35.079018][ T17] usb 6-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 35.087098][ T12] usb 5-1: config 0 has no interface number 0 [ 35.093142][ T17] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 35.102737][ T5] usb 3-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 35.113247][ T17] usb 6-1: config 0 descriptor?? [ 35.116236][ T5] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 35.117388][ T12] usb 5-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 35.147386][ T12] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 35.155646][ T5] usb 3-1: config 0 descriptor?? [ 35.160728][ T1764] usb 2-1: config 0 has an invalid interface number: 67 but max is 0 [ 35.168840][ T1764] usb 2-1: config 0 has no interface number 0 [ 35.171082][ T17] rio500 6-1:0.67: Second USB Rio at address 3 refused [ 35.174964][ T1741] usb 4-1: config 0 has an invalid interface number: 67 but max is 0 [ 35.174979][ T1741] usb 4-1: config 0 has no interface number 0 [ 35.190104][ T17] rio500: probe of 6-1:0.67 failed with error -16 [ 35.196483][ T1764] usb 2-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 35.211732][ T1764] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 35.219840][ T1741] usb 4-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 executing program [ 35.228931][ T1741] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 35.231127][ T17] usb 1-1: USB disconnect, device number 3 [ 35.238199][ T5] rio500 3-1:0.67: Second USB Rio at address 3 refused [ 35.248561][ T17] rio500 1-1:0.67: USB Rio disconnected. [ 35.253230][ T5] rio500: probe of 3-1:0.67 failed with error -16 [ 35.262332][ T1741] usb 4-1: config 0 descriptor?? [ 35.271606][ T12] usb 5-1: config 0 descriptor?? [ 35.276923][ T1764] usb 2-1: config 0 descriptor?? [ 35.317697][ T1764] rio500 2-1:0.67: USB Rio found at address 3 [ 35.326080][ T1741] rio500 4-1:0.67: Second USB Rio at address 3 refused [ 35.336576][ T12] rio500 5-1:0.67: Second USB Rio at address 3 refused [ 35.343500][ T12] rio500: probe of 5-1:0.67 failed with error -16 [ 35.351049][ T1741] rio500: probe of 4-1:0.67 failed with error -16 executing program [ 35.368671][ T1741] usb 6-1: USB disconnect, device number 3 executing program [ 35.438874][ T12] usb 3-1: USB disconnect, device number 3 executing program executing program executing program [ 35.519223][ T83] usb 5-1: USB disconnect, device number 3 [ 35.527716][ T1764] usb 4-1: USB disconnect, device number 3 [ 35.533980][ T22] usb 2-1: USB disconnect, device number 3 [ 35.542532][ T22] rio500 2-1:0.67: USB Rio disconnected. [ 35.626376][ T17] usb 1-1: new high-speed USB device number 4 using dummy_hcd [ 35.746400][ T1741] usb 6-1: new high-speed USB device number 4 using dummy_hcd [ 35.806393][ T12] usb 3-1: new high-speed USB device number 4 using dummy_hcd [ 35.866398][ T17] usb 1-1: Using ep0 maxpacket: 8 [ 35.896389][ T1764] usb 4-1: new high-speed USB device number 4 using dummy_hcd [ 35.926462][ T22] usb 2-1: new high-speed USB device number 4 using dummy_hcd [ 35.934184][ T83] usb 5-1: new high-speed USB device number 4 using dummy_hcd [ 35.986365][ T1741] usb 6-1: Using ep0 maxpacket: 8 [ 35.986443][ T17] usb 1-1: config 0 has an invalid interface number: 67 but max is 0 [ 35.999737][ T17] usb 1-1: config 0 has no interface number 0 [ 36.005825][ T17] usb 1-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 36.014886][ T17] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 36.023784][ T17] usb 1-1: config 0 descriptor?? [ 36.046427][ T12] usb 3-1: Using ep0 maxpacket: 8 [ 36.078120][ T17] rio500 1-1:0.67: USB Rio found at address 4 [ 36.116476][ T1741] usb 6-1: config 0 has an invalid interface number: 67 but max is 0 [ 36.124881][ T1741] usb 6-1: config 0 has no interface number 0 [ 36.131319][ T1741] usb 6-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 36.140548][ T1741] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 36.148668][ T1764] usb 4-1: Using ep0 maxpacket: 8 [ 36.154505][ T1741] usb 6-1: config 0 descriptor?? [ 36.166426][ T22] usb 2-1: Using ep0 maxpacket: 8 [ 36.166484][ T12] usb 3-1: config 0 has an invalid interface number: 67 but max is 0 [ 36.179649][ T12] usb 3-1: config 0 has no interface number 0 [ 36.185819][ T12] usb 3-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 36.186342][ T83] usb 5-1: Using ep0 maxpacket: 8 [ 36.195049][ T12] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 36.209191][ T1741] rio500 6-1:0.67: Second USB Rio at address 4 refused [ 36.216119][ T1741] rio500: probe of 6-1:0.67 failed with error -16 [ 36.224834][ T12] usb 3-1: config 0 descriptor?? executing program [ 36.267758][ T12] rio500 3-1:0.67: Second USB Rio at address 4 refused [ 36.274871][ T12] rio500: probe of 3-1:0.67 failed with error -16 [ 36.282861][ T17] usb 1-1: USB disconnect, device number 4 [ 36.290146][ T17] rio500 1-1:0.67: USB Rio disconnected. [ 36.296528][ T22] usb 2-1: config 0 has an invalid interface number: 67 but max is 0 [ 36.296727][ T1764] usb 4-1: config 0 has an invalid interface number: 67 but max is 0 [ 36.304659][ T22] usb 2-1: config 0 has no interface number 0 [ 36.312747][ T1764] usb 4-1: config 0 has no interface number 0 [ 36.314553][ T1764] usb 4-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 36.319106][ T83] usb 5-1: config 0 has an invalid interface number: 67 but max is 0 [ 36.324940][ T1764] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 36.329293][ T1764] usb 4-1: config 0 descriptor?? [ 36.334013][ T83] usb 5-1: config 0 has no interface number 0 [ 36.334853][ T83] usb 5-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 36.370219][ T83] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 36.379189][ T22] usb 2-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 36.388281][ T22] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 36.391350][ T1764] rio500 4-1:0.67: USB Rio found at address 4 [ 36.399720][ T22] usb 2-1: config 0 descriptor?? [ 36.408734][ T83] usb 5-1: config 0 descriptor?? executing program [ 36.416043][ T1742] usb 6-1: USB disconnect, device number 4 executing program [ 36.447816][ T22] rio500 2-1:0.67: Second USB Rio at address 4 refused [ 36.455725][ T22] rio500: probe of 2-1:0.67 failed with error -16 [ 36.463559][ T83] rio500 5-1:0.67: Second USB Rio at address 4 refused [ 36.471856][ T83] rio500: probe of 5-1:0.67 failed with error -16 [ 36.481810][ T1764] usb 3-1: USB disconnect, device number 4 executing program [ 36.588248][ T12] usb 4-1: USB disconnect, device number 4 [ 36.595056][ T12] rio500 4-1:0.67: USB Rio disconnected. executing program executing program [ 36.648650][ T1741] usb 2-1: USB disconnect, device number 4 [ 36.651610][ T22] usb 5-1: USB disconnect, device number 4 [ 36.726370][ T17] usb 1-1: new high-speed USB device number 5 using dummy_hcd [ 36.817052][ T1742] usb 6-1: new high-speed USB device number 5 using dummy_hcd [ 36.886410][ T1764] usb 3-1: new high-speed USB device number 5 using dummy_hcd [ 36.946384][ T12] usb 4-1: new high-speed USB device number 5 using dummy_hcd [ 36.966382][ T17] usb 1-1: Using ep0 maxpacket: 8 [ 37.016382][ T22] usb 5-1: new high-speed USB device number 5 using dummy_hcd [ 37.056490][ T1742] usb 6-1: Using ep0 maxpacket: 8 [ 37.066483][ T1741] usb 2-1: new high-speed USB device number 5 using dummy_hcd [ 37.086488][ T17] usb 1-1: config 0 has an invalid interface number: 67 but max is 0 [ 37.094769][ T17] usb 1-1: config 0 has no interface number 0 [ 37.101171][ T17] usb 1-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 37.110289][ T17] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 37.119256][ T17] usb 1-1: config 0 descriptor?? [ 37.146365][ T1764] usb 3-1: Using ep0 maxpacket: 8 [ 37.157810][ T17] rio500 1-1:0.67: USB Rio found at address 5 [ 37.176418][ T1742] usb 6-1: config 0 has an invalid interface number: 67 but max is 0 [ 37.185363][ T1742] usb 6-1: config 0 has no interface number 0 [ 37.191719][ T1742] usb 6-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 37.201083][ T1742] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 37.206424][ T12] usb 4-1: Using ep0 maxpacket: 8 [ 37.216967][ T1742] usb 6-1: config 0 descriptor?? [ 37.266437][ T22] usb 5-1: Using ep0 maxpacket: 8 [ 37.272792][ T1742] rio500 6-1:0.67: Second USB Rio at address 5 refused [ 37.281084][ T1742] rio500: probe of 6-1:0.67 failed with error -16 [ 37.286557][ T1764] usb 3-1: config 0 has an invalid interface number: 67 but max is 0 [ 37.296463][ T1764] usb 3-1: config 0 has no interface number 0 [ 37.302891][ T1764] usb 3-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 37.312075][ T1764] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 37.320503][ T1741] usb 2-1: Using ep0 maxpacket: 8 [ 37.326428][ T1764] usb 3-1: config 0 descriptor?? [ 37.336525][ T12] usb 4-1: config 0 has an invalid interface number: 67 but max is 0 [ 37.344609][ T12] usb 4-1: config 0 has no interface number 0 [ 37.350865][ T12] usb 4-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 executing program [ 37.360071][ T12] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 37.361438][ T1742] usb 1-1: USB disconnect, device number 5 [ 37.369073][ T12] usb 4-1: config 0 descriptor?? [ 37.380515][ T1764] rio500 3-1:0.67: Second USB Rio at address 5 refused [ 37.384790][ T1742] rio500 1-1:0.67: USB Rio disconnected. [ 37.388402][ T1764] rio500: probe of 3-1:0.67 failed with error -16 [ 37.393666][ T22] usb 5-1: config 0 has an invalid interface number: 67 but max is 0 [ 37.408307][ T22] usb 5-1: config 0 has no interface number 0 [ 37.417068][ T22] usb 5-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 37.426534][ T22] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 37.437710][ T22] usb 5-1: config 0 descriptor?? [ 37.447693][ T12] rio500 4-1:0.67: USB Rio found at address 5 executing program [ 37.466483][ T1741] usb 2-1: config 0 has an invalid interface number: 67 but max is 0 [ 37.474577][ T17] usb 6-1: USB disconnect, device number 5 [ 37.474747][ T1741] usb 2-1: config 0 has no interface number 0 [ 37.481842][ T22] rio500 5-1:0.67: Second USB Rio at address 5 refused [ 37.487323][ T1741] usb 2-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 37.496267][ T22] rio500: probe of 5-1:0.67 failed with error -16 [ 37.502861][ T1741] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 37.524932][ T1741] usb 2-1: config 0 descriptor?? executing program [ 37.567843][ T1741] rio500 2-1:0.67: Second USB Rio at address 5 refused [ 37.575452][ T1741] rio500: probe of 2-1:0.67 failed with error -16 [ 37.583296][ T22] usb 3-1: USB disconnect, device number 5 executing program executing program [ 37.648135][ T83] usb 4-1: USB disconnect, device number 5 [ 37.654965][ T83] rio500 4-1:0.67: USB Rio disconnected. [ 37.682567][ T1804] usb 5-1: USB disconnect, device number 5 executing program [ 37.766425][ T1742] usb 1-1: new high-speed USB device number 6 using dummy_hcd [ 37.769300][ T1741] usb 2-1: USB disconnect, device number 5 [ 37.916352][ T17] usb 6-1: new high-speed USB device number 6 using dummy_hcd [ 37.986409][ T22] usb 3-1: new high-speed USB device number 6 using dummy_hcd [ 38.006428][ T83] usb 4-1: new high-speed USB device number 6 using dummy_hcd [ 38.016464][ T1742] usb 1-1: Using ep0 maxpacket: 8 [ 38.036400][ T1804] usb 5-1: new high-speed USB device number 6 using dummy_hcd [ 38.136439][ T1742] usb 1-1: config 0 has an invalid interface number: 67 but max is 0 [ 38.136460][ T1741] usb 2-1: new high-speed USB device number 6 using dummy_hcd [ 38.145456][ T1742] usb 1-1: config 0 has no interface number 0 [ 38.145561][ T1742] usb 1-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 38.168504][ T1742] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 38.176581][ T17] usb 6-1: Using ep0 maxpacket: 8 [ 38.182496][ T1742] usb 1-1: config 0 descriptor?? [ 38.226447][ T22] usb 3-1: Using ep0 maxpacket: 8 [ 38.232795][ T1742] rio500 1-1:0.67: USB Rio found at address 6 [ 38.246981][ T83] usb 4-1: Using ep0 maxpacket: 8 [ 38.296456][ T1804] usb 5-1: Using ep0 maxpacket: 8 [ 38.301652][ T17] usb 6-1: config 0 has an invalid interface number: 67 but max is 0 [ 38.309879][ T17] usb 6-1: config 0 has no interface number 0 [ 38.316379][ T17] usb 6-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 38.325410][ T17] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 38.334430][ T17] usb 6-1: config 0 descriptor?? [ 38.346489][ T22] usb 3-1: config 0 has an invalid interface number: 67 but max is 0 [ 38.355160][ T22] usb 3-1: config 0 has no interface number 0 [ 38.361599][ T22] usb 3-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 38.370739][ T22] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 38.379682][ T83] usb 4-1: config 0 has an invalid interface number: 67 but max is 0 [ 38.387809][ T83] usb 4-1: config 0 has no interface number 0 [ 38.396036][ T17] rio500 6-1:0.67: Second USB Rio at address 6 refused [ 38.403673][ T17] rio500: probe of 6-1:0.67 failed with error -16 [ 38.410595][ T83] usb 4-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 38.416359][ T1741] usb 2-1: Using ep0 maxpacket: 8 [ 38.419679][ T83] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 38.430657][ T12] usb 1-1: USB disconnect, device number 6 executing program [ 38.434011][ T1804] usb 5-1: config 0 has an invalid interface number: 67 but max is 0 [ 38.445724][ T12] rio500 1-1:0.67: USB Rio disconnected. [ 38.450187][ T1804] usb 5-1: config 0 has no interface number 0 [ 38.451635][ T22] usb 3-1: config 0 descriptor?? [ 38.467619][ T1804] usb 5-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 38.478416][ T1804] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 38.487951][ T83] usb 4-1: config 0 descriptor?? [ 38.494379][ T1804] usb 5-1: config 0 descriptor?? [ 38.527755][ T22] rio500 3-1:0.67: USB Rio found at address 6 [ 38.536829][ T83] rio500 4-1:0.67: Second USB Rio at address 6 refused [ 38.545415][ T83] rio500: probe of 4-1:0.67 failed with error -16 [ 38.553576][ T1804] rio500 5-1:0.67: Second USB Rio at address 6 refused [ 38.561560][ T1804] rio500: probe of 5-1:0.67 failed with error -16 [ 38.566652][ T1741] usb 2-1: config 0 has an invalid interface number: 67 but max is 0 executing program [ 38.576228][ T1741] usb 2-1: config 0 has no interface number 0 [ 38.583515][ T1741] usb 2-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 38.587536][ T1804] usb 6-1: USB disconnect, device number 6 [ 38.592636][ T1741] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 38.607451][ T1741] usb 2-1: config 0 descriptor?? [ 38.647657][ T1741] rio500 2-1:0.67: Second USB Rio at address 6 refused [ 38.654677][ T1741] rio500: probe of 2-1:0.67 failed with error -16 executing program executing program executing program [ 38.728220][ T83] usb 4-1: USB disconnect, device number 6 [ 38.738840][ T22] usb 3-1: USB disconnect, device number 6 [ 38.743714][ T1741] usb 5-1: USB disconnect, device number 6 [ 38.748437][ T22] rio500 3-1:0.67: USB Rio disconnected. executing program [ 38.826409][ T12] usb 1-1: new high-speed USB device number 7 using dummy_hcd [ 38.863376][ T1764] usb 2-1: USB disconnect, device number 6 [ 39.006378][ T1804] usb 6-1: new high-speed USB device number 7 using dummy_hcd [ 39.076355][ T12] usb 1-1: Using ep0 maxpacket: 8 [ 39.146435][ T83] usb 4-1: new high-speed USB device number 7 using dummy_hcd [ 39.166367][ T1741] usb 5-1: new high-speed USB device number 7 using dummy_hcd [ 39.176489][ T22] usb 3-1: new high-speed USB device number 7 using dummy_hcd [ 39.196893][ T12] usb 1-1: config 0 has an invalid interface number: 67 but max is 0 [ 39.206457][ T12] usb 1-1: config 0 has no interface number 0 [ 39.212563][ T12] usb 1-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 39.221729][ T12] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 39.230663][ T12] usb 1-1: config 0 descriptor?? [ 39.256365][ T1804] usb 6-1: Using ep0 maxpacket: 8 [ 39.266442][ T1764] usb 2-1: new high-speed USB device number 7 using dummy_hcd [ 39.275098][ T12] rio500 1-1:0.67: USB Rio found at address 7 [ 39.386438][ T1804] usb 6-1: config 0 has an invalid interface number: 67 but max is 0 [ 39.394697][ T1804] usb 6-1: config 0 has no interface number 0 [ 39.401043][ T83] usb 4-1: Using ep0 maxpacket: 8 [ 39.407317][ T1804] usb 6-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 39.417067][ T1804] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 39.426385][ T1741] usb 5-1: Using ep0 maxpacket: 8 executing program [ 39.426884][ T1804] usb 6-1: config 0 descriptor?? [ 39.437853][ T22] usb 3-1: Using ep0 maxpacket: 8 [ 39.468141][ T12] usb 1-1: USB disconnect, device number 7 [ 39.474862][ T12] rio500 1-1:0.67: USB Rio disconnected. [ 39.477922][ T1804] rio500 6-1:0.67: Second USB Rio at address 7 refused [ 39.488057][ T1804] rio500: probe of 6-1:0.67 failed with error -16 [ 39.526552][ T83] usb 4-1: config 0 has an invalid interface number: 67 but max is 0 [ 39.535242][ T83] usb 4-1: config 0 has no interface number 0 [ 39.536423][ T1764] usb 2-1: Using ep0 maxpacket: 8 [ 39.542001][ T83] usb 4-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 39.555877][ T83] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 39.565466][ T22] usb 3-1: config 0 has an invalid interface number: 67 but max is 0 [ 39.574101][ T22] usb 3-1: config 0 has no interface number 0 [ 39.576475][ T1741] usb 5-1: config 0 has an invalid interface number: 67 but max is 0 [ 39.581035][ T22] usb 3-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 39.588920][ T1741] usb 5-1: config 0 has no interface number 0 [ 39.598714][ T22] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 39.613798][ T83] usb 4-1: config 0 descriptor?? [ 39.614165][ T1741] usb 5-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 39.626402][ T22] usb 3-1: config 0 descriptor?? [ 39.629288][ T1741] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 39.643041][ T1741] usb 5-1: config 0 descriptor?? [ 39.657703][ T83] rio500 4-1:0.67: USB Rio found at address 7 [ 39.677475][ T22] rio500 3-1:0.67: Second USB Rio at address 7 refused executing program [ 39.687539][ T1764] usb 2-1: config 0 has an invalid interface number: 67 but max is 0 [ 39.689530][ T22] rio500: probe of 3-1:0.67 failed with error -16 [ 39.695644][ T1764] usb 2-1: config 0 has no interface number 0 [ 39.695680][ T1764] usb 2-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 39.717515][ T1764] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 39.726799][ T1741] rio500 5-1:0.67: Second USB Rio at address 7 refused [ 39.735043][ T1741] rio500: probe of 5-1:0.67 failed with error -16 [ 39.741999][ T5] usb 6-1: USB disconnect, device number 7 [ 39.751810][ T1764] usb 2-1: config 0 descriptor?? [ 39.797748][ T1764] rio500 2-1:0.67: Second USB Rio at address 7 refused [ 39.804947][ T1764] rio500: probe of 2-1:0.67 failed with error -16 executing program executing program [ 39.858437][ T1764] usb 4-1: USB disconnect, device number 7 [ 39.865269][ T1764] rio500 4-1:0.67: USB Rio disconnected. [ 39.878966][ T22] usb 3-1: USB disconnect, device number 7 [ 39.886450][ T12] usb 1-1: new high-speed USB device number 8 using dummy_hcd executing program [ 39.915520][ T1741] usb 5-1: USB disconnect, device number 7 executing program [ 39.998066][ T83] usb 2-1: USB disconnect, device number 7 [ 40.106431][ T5] usb 6-1: new high-speed USB device number 8 using dummy_hcd [ 40.136398][ T12] usb 1-1: Using ep0 maxpacket: 8 [ 40.256736][ T12] usb 1-1: config 0 has an invalid interface number: 67 but max is 0 [ 40.264879][ T12] usb 1-1: config 0 has no interface number 0 [ 40.271269][ T12] usb 1-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 40.280458][ T12] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 40.288536][ T1764] usb 4-1: new high-speed USB device number 8 using dummy_hcd [ 40.297884][ T12] usb 1-1: config 0 descriptor?? [ 40.306532][ T22] usb 3-1: new high-speed USB device number 8 using dummy_hcd [ 40.326397][ T1741] usb 5-1: new high-speed USB device number 8 using dummy_hcd [ 40.337900][ T12] rio500 1-1:0.67: USB Rio found at address 8 [ 40.346449][ T5] usb 6-1: Using ep0 maxpacket: 8 [ 40.426389][ T83] usb 2-1: new high-speed USB device number 8 using dummy_hcd [ 40.466481][ T5] usb 6-1: config 0 has an invalid interface number: 67 but max is 0 [ 40.474659][ T5] usb 6-1: config 0 has no interface number 0 [ 40.480821][ T5] usb 6-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 40.490929][ T5] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 40.499874][ T5] usb 6-1: config 0 descriptor?? executing program [ 40.538754][ T1804] usb 1-1: USB disconnect, device number 8 [ 40.541424][ T5] rio500 6-1:0.67: Second USB Rio at address 8 refused [ 40.548041][ T1804] rio500 1-1:0.67: USB Rio disconnected. [ 40.553120][ T1764] usb 4-1: Using ep0 maxpacket: 8 [ 40.566598][ T1741] usb 5-1: Using ep0 maxpacket: 8 [ 40.567341][ T22] usb 3-1: Using ep0 maxpacket: 8 [ 40.579511][ T5] rio500: probe of 6-1:0.67 failed with error -16 [ 40.686412][ T83] usb 2-1: Using ep0 maxpacket: 8 [ 40.686433][ T1741] usb 5-1: config 0 has an invalid interface number: 67 but max is 0 [ 40.700104][ T1741] usb 5-1: config 0 has no interface number 0 [ 40.706208][ T1764] usb 4-1: config 0 has an invalid interface number: 67 but max is 0 [ 40.714314][ T1764] usb 4-1: config 0 has no interface number 0 [ 40.716489][ T22] usb 3-1: config 0 has an invalid interface number: 67 but max is 0 [ 40.721234][ T1741] usb 5-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 40.730060][ T22] usb 3-1: config 0 has no interface number 0 [ 40.739086][ T1741] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 40.739475][ T1764] usb 4-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 40.746171][ T22] usb 3-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 40.753197][ T1764] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 40.766675][ T5] usb 6-1: USB disconnect, device number 8 executing program [ 40.771622][ T22] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 40.782981][ T1741] usb 5-1: config 0 descriptor?? [ 40.797846][ T22] usb 3-1: config 0 descriptor?? [ 40.799077][ T1764] usb 4-1: config 0 descriptor?? [ 40.846564][ T83] usb 2-1: config 0 has an invalid interface number: 67 but max is 0 [ 40.847731][ T1764] rio500 4-1:0.67: USB Rio found at address 8 [ 40.854740][ T83] usb 2-1: config 0 has no interface number 0 [ 40.862405][ T1741] rio500 5-1:0.67: USB Rio found at address 8 [ 40.872324][ T22] rio500 3-1:0.67: USB Rio found at address 8 [ 40.900653][ T83] usb 2-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 40.909775][ T83] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 40.919566][ T83] usb 2-1: config 0 descriptor?? [ 40.967660][ T83] rio500 2-1:0.67: Second USB Rio at address 8 refused [ 40.974725][ T83] rio500: probe of 2-1:0.67 failed with error -16 [ 41.016486][ T1804] usb 1-1: new high-speed USB device number 9 using dummy_hcd executing program executing program [ 41.063297][ T83] usb 3-1: USB disconnect, device number 8 [ 41.065417][ T1741] usb 5-1: USB disconnect, device number 8 [ 41.071544][ T83] rio500 3-1:0.67: USB Rio disconnected. [ 41.081961][ T1741] ================================================================== [ 41.086872][ T22] usb 4-1: USB disconnect, device number 8 [ 41.090163][ T1741] BUG: KASAN: double-free or invalid-free in disconnect_rio+0x12b/0x1b0 [ 41.104237][ T1741] [ 41.106556][ T1741] CPU: 0 PID: 1741 Comm: kworker/0:4 Not tainted 5.3.0+ #0 [ 41.113736][ T1741] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 41.123788][ T1741] Workqueue: usb_hub_wq hub_event [ 41.128809][ T1741] Call Trace: [ 41.132170][ T1741] dump_stack+0xca/0x13e [ 41.136399][ T1741] print_address_description+0x6a/0x32c [ 41.141924][ T1741] ? disconnect_rio+0x12b/0x1b0 [ 41.146754][ T1741] kasan_report_invalid_free+0x61/0xa0 [ 41.152205][ T1741] ? disconnect_rio+0x12b/0x1b0 [ 41.157039][ T1741] __kasan_slab_free+0x162/0x180 [ 41.161955][ T1741] ? disconnect_rio+0x12b/0x1b0 [ 41.166881][ T1741] kfree+0xe4/0x2f0 [ 41.170673][ T1741] disconnect_rio+0x12b/0x1b0 [ 41.175334][ T1741] usb_unbind_interface+0x1bd/0x8a0 [ 41.180516][ T1741] ? usb_autoresume_device+0x60/0x60 [ 41.186483][ T1741] device_release_driver_internal+0x42f/0x500 [ 41.192723][ T1741] bus_remove_device+0x2dc/0x4a0 [ 41.197653][ T1741] device_del+0x420/0xb10 [ 41.201963][ T1741] ? __device_links_no_driver+0x240/0x240 [ 41.207663][ T1741] ? lockdep_hardirqs_on+0x379/0x580 [ 41.212929][ T1741] ? remove_intf_ep_devs+0x13f/0x1d0 [ 41.218217][ T1741] usb_disable_device+0x211/0x690 [ 41.223219][ T1741] usb_disconnect+0x284/0x8d0 [ 41.227875][ T1741] hub_event+0x1454/0x3640 [ 41.232289][ T1741] ? find_held_lock+0x2d/0x110 [ 41.237031][ T1741] ? mark_held_locks+0xe0/0xe0 [ 41.241773][ T1741] ? hub_port_debounce+0x260/0x260 [ 41.246864][ T1741] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 41.252389][ T1741] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 41.257752][ T1741] process_one_work+0x92b/0x1530 [ 41.262854][ T1741] ? pwq_dec_nr_in_flight+0x310/0x310 [ 41.268205][ T1741] ? do_raw_spin_lock+0x11a/0x280 [ 41.273209][ T1741] worker_thread+0x96/0xe20 [ 41.277696][ T1741] ? process_one_work+0x1530/0x1530 [ 41.282875][ T1741] kthread+0x318/0x420 [ 41.287096][ T1741] ? kthread_create_on_node+0xf0/0xf0 [ 41.292469][ T1741] ret_from_fork+0x24/0x30 [ 41.297123][ T1741] [ 41.299429][ T1741] Allocated by task 22: [ 41.303573][ T1741] save_stack+0x1b/0x80 [ 41.307706][ T1741] __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 41.313323][ T1741] probe_rio+0x135/0x248 [ 41.317544][ T1741] usb_probe_interface+0x305/0x7a0 [ 41.322657][ T1741] really_probe+0x281/0x6d0 [ 41.327137][ T1741] driver_probe_device+0x101/0x1b0 [ 41.332226][ T1741] __device_attach_driver+0x1c2/0x220 [ 41.337575][ T1741] bus_for_each_drv+0x162/0x1e0 [ 41.342924][ T1741] __device_attach+0x217/0x360 [ 41.347673][ T1741] bus_probe_device+0x1e4/0x290 [ 41.353023][ T1741] device_add+0xae6/0x16f0 [ 41.357418][ T1741] usb_set_configuration+0xdf6/0x1670 [ 41.362766][ T1741] generic_probe+0x9d/0xd5 [ 41.367159][ T1741] usb_probe_device+0x99/0x100 [ 41.371898][ T1741] really_probe+0x281/0x6d0 [ 41.376379][ T1741] driver_probe_device+0x101/0x1b0 [ 41.381668][ T1741] __device_attach_driver+0x1c2/0x220 [ 41.387015][ T1741] bus_for_each_drv+0x162/0x1e0 [ 41.391842][ T1741] __device_attach+0x217/0x360 [ 41.396580][ T1741] bus_probe_device+0x1e4/0x290 [ 41.401410][ T1741] device_add+0xae6/0x16f0 [ 41.405815][ T1741] usb_new_device.cold+0x6a4/0xe79 [ 41.410907][ T1741] hub_event+0x1b5c/0x3640 [ 41.415301][ T1741] process_one_work+0x92b/0x1530 [ 41.420215][ T1741] worker_thread+0x96/0xe20 [ 41.424694][ T1741] kthread+0x318/0x420 [ 41.428750][ T1741] ret_from_fork+0x24/0x30 [ 41.433926][ T1741] [ 41.436242][ T1741] Freed by task 83: [ 41.440030][ T1741] save_stack+0x1b/0x80 [ 41.444166][ T1741] __kasan_slab_free+0x130/0x180 [ 41.449171][ T1741] kfree+0xe4/0x2f0 [ 41.452965][ T1741] disconnect_rio+0x12b/0x1b0 [ 41.457628][ T1741] usb_unbind_interface+0x1bd/0x8a0 [ 41.462895][ T1741] device_release_driver_internal+0x42f/0x500 [ 41.468947][ T1741] bus_remove_device+0x2dc/0x4a0 [ 41.473869][ T1741] device_del+0x420/0xb10 [ 41.478177][ T1741] usb_disable_device+0x211/0x690 [ 41.483177][ T1741] usb_disconnect+0x284/0x8d0 [ 41.487830][ T1741] hub_event+0x1454/0x3640 [ 41.492235][ T1741] process_one_work+0x92b/0x1530 [ 41.497170][ T1741] worker_thread+0x96/0xe20 [ 41.501650][ T1741] kthread+0x318/0x420 [ 41.505700][ T1741] ret_from_fork+0x24/0x30 [ 41.510101][ T1741] [ 41.512413][ T1741] The buggy address belongs to the object at ffff8881cedac400 [ 41.512413][ T1741] which belongs to the cache kmalloc-4k of size 4096 [ 41.526453][ T1741] The buggy address is located 0 bytes inside of [ 41.526453][ T1741] 4096-byte region [ffff8881cedac400, ffff8881cedad400) [ 41.539611][ T1741] The buggy address belongs to the page: [ 41.545222][ T1741] page:ffffea00073b6a00 refcount:1 mapcount:0 mapping:ffff8881da00c280 index:0x0 compound_mapcount: 0 [ 41.556136][ T1741] flags: 0x200000000010200(slab|head) [ 41.561580][ T1741] raw: 0200000000010200 dead000000000100 dead000000000122 ffff8881da00c280 [ 41.570167][ T1741] raw: 0000000000000000 0000000000070007 00000001ffffffff 0000000000000000 [ 41.578744][ T1741] page dumped because: kasan: bad access detected [ 41.585136][ T1741] [ 41.587443][ T1741] Memory state around the buggy address: [ 41.593052][ T1741] ffff8881cedac300: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 41.601091][ T1741] ffff8881cedac380: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 41.609226][ T1741] >ffff8881cedac400: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 41.617363][ T1741] ^ [ 41.621504][ T1741] ffff8881cedac480: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 41.629542][ T1741] ffff8881cedac500: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 41.637583][ T1741] ================================================================== [ 41.645617][ T1741] Disabling lock debugging due to kernel taint [ 41.651946][ T1741] Kernel panic - not syncing: panic_on_warn set ... executing program [ 41.658528][ T1741] CPU: 0 PID: 1741 Comm: kworker/0:4 Tainted: G B 5.3.0+ #0 [ 41.663502][ T17] usb 2-1: USB disconnect, device number 8 [ 41.667097][ T1741] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 41.667113][ T1741] Workqueue: usb_hub_wq hub_event [ 41.667118][ T1741] Call Trace: [ 41.667133][ T1741] dump_stack+0xca/0x13e [ 41.667143][ T1741] panic+0x2a3/0x6da [ 41.667151][ T1741] ? add_taint.cold+0x16/0x16 [ 41.667164][ T1741] ? disconnect_rio+0x12b/0x1b0 [ 41.667175][ T1741] ? trace_hardirqs_on+0x55/0x1e0 [ 41.667190][ T1741] ? disconnect_rio+0x12b/0x1b0 [ 41.723434][ T1741] end_report+0x43/0x49 [ 41.727676][ T1741] kasan_report_invalid_free+0x7d/0xa0 [ 41.733138][ T1741] ? disconnect_rio+0x12b/0x1b0 [ 41.738502][ T1741] __kasan_slab_free+0x162/0x180 [ 41.743449][ T1741] ? disconnect_rio+0x12b/0x1b0 [ 41.748390][ T1741] kfree+0xe4/0x2f0 [ 41.752184][ T1741] disconnect_rio+0x12b/0x1b0 [ 41.756856][ T1741] usb_unbind_interface+0x1bd/0x8a0 [ 41.762291][ T1741] ? usb_autoresume_device+0x60/0x60 [ 41.767938][ T1741] device_release_driver_internal+0x42f/0x500 [ 41.774001][ T1741] bus_remove_device+0x2dc/0x4a0 [ 41.779043][ T1741] device_del+0x420/0xb10 [ 41.783367][ T1741] ? __device_links_no_driver+0x240/0x240 [ 41.789085][ T1741] ? lockdep_hardirqs_on+0x379/0x580 [ 41.794828][ T1741] ? remove_intf_ep_devs+0x13f/0x1d0 [ 41.800722][ T1741] usb_disable_device+0x211/0x690 [ 41.805741][ T1741] usb_disconnect+0x284/0x8d0 [ 41.810424][ T1741] hub_event+0x1454/0x3640 [ 41.814960][ T1741] ? find_held_lock+0x2d/0x110 [ 41.821059][ T1741] ? mark_held_locks+0xe0/0xe0 [ 41.825911][ T1741] ? hub_port_debounce+0x260/0x260 [ 41.831116][ T1741] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 41.836748][ T1741] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 41.843711][ T1741] process_one_work+0x92b/0x1530 [ 41.848728][ T1741] ? pwq_dec_nr_in_flight+0x310/0x310 [ 41.854461][ T1741] ? do_raw_spin_lock+0x11a/0x280 [ 41.859991][ T1741] worker_thread+0x96/0xe20 [ 41.864579][ T1741] ? process_one_work+0x1530/0x1530 [ 41.872034][ T1741] kthread+0x318/0x420 [ 41.876699][ T1741] ? kthread_create_on_node+0xf0/0xf0 [ 41.882499][ T1741] ret_from_fork+0x24/0x30 [ 41.887694][ T1741] Kernel Offset: disabled [ 41.892013][ T1741] Rebooting in 86400 seconds..