[info] Using makefile-style concurrent boot in runlevel 2. [....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 14.122317][ C1] random: crng init done [....] 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 '10.128.0.22' (ECDSA) to the list of known hosts. 2019/10/06 01:25:00 parsed 1 programs 2019/10/06 01:25:02 executed programs: 0 syzkaller login: [ 63.426194][ T1733] cgroup1: Unknown subsys name 'perf_event' [ 63.430820][ T1735] cgroup1: Unknown subsys name 'perf_event' [ 63.433010][ T1733] cgroup1: Unknown subsys name 'net_cls' [ 63.448206][ T1735] cgroup1: Unknown subsys name 'net_cls' [ 63.452976][ T1739] cgroup1: Unknown subsys name 'perf_event' [ 63.461920][ T1740] cgroup1: Unknown subsys name 'perf_event' [ 63.469055][ T1739] cgroup1: Unknown subsys name 'net_cls' [ 63.469348][ T1742] cgroup1: Unknown subsys name 'perf_event' [ 63.477089][ T1740] cgroup1: Unknown subsys name 'net_cls' [ 63.488920][ T1746] cgroup1: Unknown subsys name 'perf_event' [ 63.494596][ T1742] cgroup1: Unknown subsys name 'net_cls' [ 63.497811][ T1746] cgroup1: Unknown subsys name 'net_cls' [ 66.607753][ T2023] usb 2-1: new high-speed USB device number 2 using dummy_hcd [ 66.637318][ T83] usb 4-1: new high-speed USB device number 2 using dummy_hcd [ 66.707324][ T17] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 66.737314][ T5] usb 6-1: new high-speed USB device number 2 using dummy_hcd [ 66.757446][ T2727] usb 5-1: new high-speed USB device number 2 using dummy_hcd [ 66.757478][ T12] usb 3-1: new high-speed USB device number 2 using dummy_hcd [ 66.847386][ T2023] usb 2-1: Using ep0 maxpacket: 8 [ 66.877328][ T83] usb 4-1: Using ep0 maxpacket: 8 [ 66.947354][ T17] usb 1-1: Using ep0 maxpacket: 8 [ 66.977739][ T5] usb 6-1: Using ep0 maxpacket: 8 [ 66.983051][ T2023] usb 2-1: config 0 has an invalid interface number: 134 but max is 0 [ 66.991480][ T2023] usb 2-1: config 0 has no interface number 0 [ 66.997391][ T2727] usb 5-1: Using ep0 maxpacket: 8 [ 66.997693][ T2023] usb 2-1: config 0 interface 134 altsetting 0 bulk endpoint 0x5 has invalid maxpacket 0 [ 67.002726][ T83] usb 4-1: config 0 has an invalid interface number: 134 but max is 0 [ 67.012432][ T2023] usb 2-1: New USB device found, idVendor=1608, idProduct=030b, bcdDevice=d7.a3 [ 67.012445][ T2023] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 67.017616][ T2023] usb 2-1: config 0 descriptor?? [ 67.020746][ T83] usb 4-1: config 0 has no interface number 0 [ 67.030146][ T12] usb 3-1: Using ep0 maxpacket: 8 [ 67.038108][ T83] usb 4-1: config 0 interface 134 altsetting 0 bulk endpoint 0x5 has invalid maxpacket 0 [ 67.064267][ T83] usb 4-1: New USB device found, idVendor=1608, idProduct=030b, bcdDevice=d7.a3 [ 67.073564][ T83] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 67.082996][ T83] usb 4-1: config 0 descriptor?? [ 67.089556][ T2023] io_ti 2-1:0.134: required endpoints missing [ 67.117432][ T17] usb 1-1: config 0 has an invalid interface number: 134 but max is 0 [ 67.125643][ T17] usb 1-1: config 0 has no interface number 0 [ 67.127504][ T5] usb 6-1: config 0 has an invalid interface number: 134 but max is 0 [ 67.133859][ T83] io_ti 4-1:0.134: required endpoints missing [ 67.140199][ T5] usb 6-1: config 0 has no interface number 0 [ 67.152972][ T17] usb 1-1: config 0 interface 134 altsetting 0 bulk endpoint 0x5 has invalid maxpacket 0 [ 67.161980][ T5] usb 6-1: config 0 interface 134 altsetting 0 bulk endpoint 0x5 has invalid maxpacket 0 [ 67.162963][ T17] usb 1-1: New USB device found, idVendor=1608, idProduct=030b, bcdDevice=d7.a3 [ 67.173013][ T5] usb 6-1: New USB device found, idVendor=1608, idProduct=030b, bcdDevice=d7.a3 [ 67.182053][ T17] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 67.191104][ T5] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 67.199657][ T2727] usb 5-1: config 0 has an invalid interface number: 134 but max is 0 [ 67.208376][ T5] usb 6-1: config 0 descriptor?? [ 67.215428][ T2727] usb 5-1: config 0 has no interface number 0 [ 67.220552][ T12] usb 3-1: config 0 has an invalid interface number: 134 but max is 0 [ 67.226522][ T2727] usb 5-1: config 0 interface 134 altsetting 0 bulk endpoint 0x5 has invalid maxpacket 0 [ 67.234772][ T12] usb 3-1: config 0 has no interface number 0 [ 67.238731][ T12] usb 3-1: config 0 interface 134 altsetting 0 bulk endpoint 0x5 has invalid maxpacket 0 [ 67.244925][ T2727] usb 5-1: New USB device found, idVendor=1608, idProduct=030b, bcdDevice=d7.a3 [ 67.251021][ T12] usb 3-1: New USB device found, idVendor=1608, idProduct=030b, bcdDevice=d7.a3 [ 67.260881][ T2727] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 67.270120][ T12] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 67.285255][ T17] usb 1-1: config 0 descriptor?? [ 67.303537][ T2023] usb 2-1: USB disconnect, device number 2 [ 67.308535][ T2727] usb 5-1: config 0 descriptor?? [ 67.310589][ T12] usb 3-1: config 0 descriptor?? [ 67.328403][ T5] io_ti 6-1:0.134: required endpoints missing [ 67.334158][ T83] usb 4-1: USB disconnect, device number 2 [ 67.350055][ T2727] io_ti 5-1:0.134: required endpoints missing [ 67.358658][ T17] io_ti 1-1:0.134: required endpoints missing [ 67.368529][ T12] io_ti 3-1:0.134: required endpoints missing [ 67.528395][ T2727] usb 6-1: USB disconnect, device number 2 [ 67.548407][ T12] usb 1-1: USB disconnect, device number 2 [ 67.553633][ T17] usb 5-1: USB disconnect, device number 2 [ 67.568203][ T5] usb 3-1: USB disconnect, device number 2 [ 67.887324][ T2023] usb 2-1: new high-speed USB device number 3 using dummy_hcd [ 67.897631][ T83] usb 4-1: new high-speed USB device number 3 using dummy_hcd [ 67.997312][ T2727] usb 6-1: new high-speed USB device number 3 using dummy_hcd [ 68.117444][ T12] usb 1-1: new high-speed USB device number 3 using dummy_hcd [ 68.127527][ T17] usb 5-1: new high-speed USB device number 3 using dummy_hcd [ 68.137470][ T5] usb 3-1: new high-speed USB device number 3 using dummy_hcd [ 68.247402][ T2023] usb 2-1: config 0 has an invalid interface number: 106 but max is 0 [ 68.255887][ T2023] usb 2-1: config 0 has no interface number 0 [ 68.262419][ T2023] usb 2-1: New USB device found, idVendor=20b7, idProduct=1540, bcdDevice=ef.8f [ 68.272018][ T2023] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 68.281225][ T2023] usb 2-1: config 0 descriptor?? [ 68.287628][ T83] usb 4-1: config 0 has an invalid interface number: 106 but max is 0 [ 68.295864][ T83] usb 4-1: config 0 has no interface number 0 [ 68.302104][ T83] usb 4-1: New USB device found, idVendor=20b7, idProduct=1540, bcdDevice=ef.8f [ 68.311191][ T83] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 68.320257][ T83] usb 4-1: config 0 descriptor?? [ 68.377556][ T2727] usb 6-1: config 0 has an invalid interface number: 106 but max is 0 [ 68.385873][ T2727] usb 6-1: config 0 has no interface number 0 [ 68.392233][ T2727] usb 6-1: New USB device found, idVendor=20b7, idProduct=1540, bcdDevice=ef.8f [ 68.401410][ T2727] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 68.410542][ T2727] usb 6-1: config 0 descriptor?? [ 68.477525][ T12] usb 1-1: config 0 has an invalid interface number: 106 but max is 0 [ 68.485766][ T12] usb 1-1: config 0 has no interface number 0 [ 68.492244][ T12] usb 1-1: New USB device found, idVendor=20b7, idProduct=1540, bcdDevice=ef.8f [ 68.501688][ T12] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 68.507442][ T17] usb 5-1: config 0 has an invalid interface number: 106 but max is 0 [ 68.510823][ T12] usb 1-1: config 0 descriptor?? [ 68.517874][ T17] usb 5-1: config 0 has no interface number 0 [ 68.528967][ T17] usb 5-1: New USB device found, idVendor=20b7, idProduct=1540, bcdDevice=ef.8f [ 68.537389][ T5] usb 3-1: config 0 has an invalid interface number: 106 but max is 0 [ 68.538221][ T17] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 68.546367][ T5] usb 3-1: config 0 has no interface number 0 [ 68.556165][ T17] usb 5-1: config 0 descriptor?? [ 68.566068][ T5] usb 3-1: New USB device found, idVendor=20b7, idProduct=1540, bcdDevice=ef.8f [ 68.575905][ T5] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 68.586190][ T5] usb 3-1: config 0 descriptor?? [ 69.427585][ T2023] usb 2-1: ATUSB: AT86RF231 version 56 [ 69.457419][ T83] usb 4-1: ATUSB: AT86RF231 version 64 [ 69.547434][ T2727] usb 6-1: ATUSB: AT86RF231 version 152 [ 69.647454][ T12] usb 1-1: ATUSB: AT86RF231 version 120 [ 69.653353][ T2023] usb 2-1: Firmware: major: 72, minor: 144, hardware type: ATUSB (0) [ 69.677396][ T83] usb 4-1: Firmware: major: 104, minor: 61, hardware type: UNKNOWN (132) [ 69.686252][ T83] usb 4-1: failed to fetch extended address, random address set [ 69.694458][ T83] usb 4-1: atusb_probe: initialization failed, error = -524 [ 69.702024][ T17] usb 5-1: ATUSB: AT86RF231 version 56 [ 69.707762][ T83] atusb: probe of 4-1:0.106 failed with error -524 [ 69.737438][ T5] usb 3-1: ATUSB: AT86RF231 version 0 [ 69.767431][ T2727] usb 6-1: Firmware: major: 112, minor: 56, hardware type: UNKNOWN (132) [ 69.776000][ T2727] usb 6-1: failed to fetch extended address, random address set [ 69.783830][ T2727] usb 6-1: atusb_probe: initialization failed, error = -524 [ 69.791542][ T2727] atusb: probe of 6-1:0.106 failed with error -524 [ 69.857489][ T12] usb 1-1: Firmware: major: 104, minor: 193, hardware type: UNKNOWN (211) [ 69.866163][ T2023] usb 2-1: Firmware: build [ 69.871053][ T12] usb 1-1: failed to fetch extended address, random address set [ 69.878957][ T12] usb 1-1: atusb_probe: initialization failed, error = -524 [ 69.886509][ T12] atusb: probe of 1-1:0.106 failed with error -524 [ 69.917407][ T17] usb 5-1: Firmware: major: 152, minor: 55, hardware type: UNKNOWN (132) [ 69.926088][ T17] usb 5-1: failed to fetch extended address, random address set [ 69.933958][ T17] usb 5-1: atusb_probe: initialization failed, error = -524 [ 69.941561][ T17] atusb: probe of 5-1:0.106 failed with error -524 [ 69.957383][ T5] usb 3-1: Firmware: major: 32, minor: 193, hardware type: UNKNOWN (211) [ 69.966142][ T5] usb 3-1: failed to fetch extended address, random address set [ 69.973894][ T5] usb 3-1: atusb_probe: initialization failed, error = -524 [ 69.982004][ T5] atusb: probe of 3-1:0.106 failed with error -524 2019/10/06 01:25:09 executed programs: 6 [ 70.889876][ T17] usb 4-1: USB disconnect, device number 3 [ 70.907721][ T2023] usb 2-1: atusb_control_msg: req 0x51 val 0x0 idx 0x0, error -110 [ 70.915798][ T2023] usb 2-1: failed to fetch extended address, random address set [ 70.923757][ T2023] usb 2-1: atusb_probe: initialization failed, error = -110 [ 70.931617][ T2023] atusb: probe of 2-1:0.106 failed with error -110 [ 70.984254][ T2023] usb 6-1: USB disconnect, device number 3 [ 71.060734][ T83] usb 1-1: USB disconnect, device number 3 [ 71.068149][ T2727] usb 2-1: USB disconnect, device number 3 [ 71.119885][ T2742] usb 5-1: USB disconnect, device number 3 [ 71.171830][ T2778] usb 3-1: USB disconnect, device number 3 [ 71.247329][ T17] usb 4-1: new high-speed USB device number 4 using dummy_hcd [ 71.397315][ T2023] usb 6-1: new high-speed USB device number 4 using dummy_hcd [ 71.477317][ T2727] usb 2-1: new high-speed USB device number 4 using dummy_hcd [ 71.485172][ T83] usb 1-1: new high-speed USB device number 4 using dummy_hcd [ 71.492851][ T17] usb 4-1: Using ep0 maxpacket: 8 [ 71.527361][ T2742] usb 5-1: new high-speed USB device number 4 using dummy_hcd [ 71.577366][ T2778] usb 3-1: new high-speed USB device number 4 using dummy_hcd [ 71.617749][ T17] usb 4-1: config 0 has an invalid interface number: 134 but max is 0 [ 71.626335][ T17] usb 4-1: config 0 has no interface number 0 [ 71.633068][ T17] usb 4-1: config 0 interface 134 altsetting 0 bulk endpoint 0x5 has invalid maxpacket 0 [ 71.643346][ T17] usb 4-1: New USB device found, idVendor=1608, idProduct=030b, bcdDevice=d7.a3 [ 71.652659][ T17] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 71.657309][ T2023] usb 6-1: Using ep0 maxpacket: 8 [ 71.661993][ T17] usb 4-1: config 0 descriptor?? [ 71.718599][ T17] io_ti 4-1:0.134: required endpoints missing [ 71.747375][ T2727] usb 2-1: Using ep0 maxpacket: 8 [ 71.752533][ T83] usb 1-1: Using ep0 maxpacket: 8 [ 71.777594][ T2023] usb 6-1: config 0 has an invalid interface number: 134 but max is 0 [ 71.786059][ T2023] usb 6-1: config 0 has no interface number 0 [ 71.792433][ T2023] usb 6-1: config 0 interface 134 altsetting 0 bulk endpoint 0x5 has invalid maxpacket 0 [ 71.797372][ T2742] usb 5-1: Using ep0 maxpacket: 8 [ 71.802300][ T2023] usb 6-1: New USB device found, idVendor=1608, idProduct=030b, bcdDevice=d7.a3 [ 71.816371][ T2023] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 71.825410][ T2023] usb 6-1: config 0 descriptor?? [ 71.837495][ T2778] usb 3-1: Using ep0 maxpacket: 8 [ 71.868338][ T2023] io_ti 6-1:0.134: required endpoints missing [ 71.897508][ T2727] usb 2-1: config 0 has an invalid interface number: 134 but max is 0 [ 71.905755][ T2727] usb 2-1: config 0 has no interface number 0 [ 71.912017][ T83] usb 1-1: config 0 has an invalid interface number: 134 but max is 0 [ 71.919013][ T2023] usb 4-1: USB disconnect, device number 4 [ 71.920230][ T83] usb 1-1: config 0 has no interface number 0 [ 71.922280][ T83] usb 1-1: config 0 interface 134 altsetting 0 bulk endpoint 0x5 has invalid maxpacket 0 [ 71.942095][ T83] usb 1-1: New USB device found, idVendor=1608, idProduct=030b, bcdDevice=d7.a3 [ 71.951167][ T83] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 71.959283][ T2742] usb 5-1: config 0 has an invalid interface number: 134 but max is 0 [ 71.967489][ T2742] usb 5-1: config 0 has no interface number 0 [ 71.973581][ T2778] usb 3-1: config 0 has an invalid interface number: 134 but max is 0 [ 71.981869][ T2778] usb 3-1: config 0 has no interface number 0 [ 71.987991][ T2727] usb 2-1: config 0 interface 134 altsetting 0 bulk endpoint 0x5 has invalid maxpacket 0 [ 71.997869][ T2727] usb 2-1: New USB device found, idVendor=1608, idProduct=030b, bcdDevice=d7.a3 [ 72.006909][ T2727] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 72.015029][ T2742] usb 5-1: config 0 interface 134 altsetting 0 bulk endpoint 0x5 has invalid maxpacket 0 [ 72.024892][ T2742] usb 5-1: New USB device found, idVendor=1608, idProduct=030b, bcdDevice=d7.a3 [ 72.033973][ T2742] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 72.042019][ T2778] usb 3-1: config 0 interface 134 altsetting 0 bulk endpoint 0x5 has invalid maxpacket 0 [ 72.051869][ T2778] usb 3-1: New USB device found, idVendor=1608, idProduct=030b, bcdDevice=d7.a3 [ 72.060939][ T2778] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 72.068198][ T5] usb 6-1: USB disconnect, device number 4 [ 72.075857][ T83] usb 1-1: config 0 descriptor?? [ 72.081149][ T2727] usb 2-1: config 0 descriptor?? [ 72.086531][ T2742] usb 5-1: config 0 descriptor?? [ 72.092140][ T2778] usb 3-1: config 0 descriptor?? [ 72.128567][ T2727] io_ti 2-1:0.134: required endpoints missing [ 72.137909][ T83] io_ti 1-1:0.134: required endpoints missing [ 72.148584][ T2742] io_ti 5-1:0.134: required endpoints missing [ 72.154947][ T2778] io_ti 3-1:0.134: required endpoints missing [ 72.328375][ T2778] usb 3-1: USB disconnect, device number 4 [ 72.328695][ T2743] usb 2-1: USB disconnect, device number 4 [ 72.340317][ T12] usb 1-1: USB disconnect, device number 4 [ 72.349788][ T2793] usb 5-1: USB disconnect, device number 4 [ 72.477298][ T2023] usb 4-1: new high-speed USB device number 5 using dummy_hcd [ 72.647334][ T5] usb 6-1: new high-speed USB device number 5 using dummy_hcd [ 72.837396][ T2023] usb 4-1: config 0 has an invalid interface number: 106 but max is 0 [ 72.845700][ T2023] usb 4-1: config 0 has no interface number 0 [ 72.852449][ T2023] usb 4-1: New USB device found, idVendor=20b7, idProduct=1540, bcdDevice=ef.8f [ 72.861551][ T2023] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 72.870464][ T2023] usb 4-1: config 0 descriptor?? [ 72.897347][ T2778] usb 3-1: new high-speed USB device number 5 using dummy_hcd [ 72.917428][ T2793] usb 5-1: new high-speed USB device number 5 using dummy_hcd [ 72.925053][ T2743] usb 2-1: new high-speed USB device number 5 using dummy_hcd [ 72.932564][ T12] usb 1-1: new high-speed USB device number 5 using dummy_hcd [ 73.017447][ T5] usb 6-1: config 0 has an invalid interface number: 106 but max is 0 [ 73.025632][ T5] usb 6-1: config 0 has no interface number 0 [ 73.031756][ T5] usb 6-1: New USB device found, idVendor=20b7, idProduct=1540, bcdDevice=ef.8f [ 73.040809][ T5] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 73.049753][ T5] usb 6-1: config 0 descriptor?? [ 73.267354][ T2778] usb 3-1: config 0 has an invalid interface number: 106 but max is 0 [ 73.275629][ T2778] usb 3-1: config 0 has no interface number 0 [ 73.281773][ T2778] usb 3-1: New USB device found, idVendor=20b7, idProduct=1540, bcdDevice=ef.8f [ 73.290823][ T2778] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 73.299668][ T2778] usb 3-1: config 0 descriptor?? [ 73.307644][ T2793] usb 5-1: config 0 has an invalid interface number: 106 but max is 0 [ 73.315806][ T2793] usb 5-1: config 0 has no interface number 0 [ 73.321941][ T2793] usb 5-1: New USB device found, idVendor=20b7, idProduct=1540, bcdDevice=ef.8f [ 73.331214][ T2793] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 73.339279][ T12] usb 1-1: config 0 has an invalid interface number: 106 but max is 0 [ 73.347524][ T12] usb 1-1: config 0 has no interface number 0 [ 73.353634][ T2743] usb 2-1: config 0 has an invalid interface number: 106 but max is 0 [ 73.361920][ T2743] usb 2-1: config 0 has no interface number 0 [ 73.370536][ T12] usb 1-1: New USB device found, idVendor=20b7, idProduct=1540, bcdDevice=ef.8f [ 73.379607][ T12] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 73.388171][ T2743] usb 2-1: New USB device found, idVendor=20b7, idProduct=1540, bcdDevice=ef.8f [ 73.397204][ T2743] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 73.405556][ T2793] usb 5-1: config 0 descriptor?? [ 73.411371][ T12] usb 1-1: config 0 descriptor?? [ 73.417002][ T2743] usb 2-1: config 0 descriptor?? [ 73.997405][ T2023] usb 4-1: ATUSB: AT86RF231 version 16 [ 74.177430][ T5] usb 6-1: ATUSB: AT86RF231 version 56 [ 74.217427][ T2023] usb 4-1: Firmware: major: 8, minor: 7, hardware type: RZUSB (3) [ 74.397421][ T5] usb 6-1: Firmware: major: 72, minor: 6, hardware type: RZUSB (3) [ 74.437427][ T2023] usb 4-1: Firmware: build [ 74.437433][ T2778] usb 3-1: ATUSB: AT86RF231 version 112 [ 74.547507][ T2793] usb 5-1: ATUSB: AT86RF231 version 208 [ 74.553229][ T12] usb 1-1: ATUSB: AT86RF231 version 160 [ 74.559077][ T2743] usb 2-1: ATUSB: AT86RF231 version 112 [ 74.607445][ T5] usb 6-1: Firmware: build [ 74.657405][ T2778] usb 3-1: Firmware: major: 16, minor: 91, hardware type: RZUSB (3) [ 74.757434][ T2743] usb 2-1: Firmware: major: 152, minor: 4, hardware type: RZUSB (3) [ 74.766089][ T12] usb 1-1: Firmware: major: 200, minor: 4, hardware type: RZUSB (3) [ 74.774260][ T2793] usb 5-1: Firmware: major: 248, minor: 4, hardware type: RZUSB (3) [ 74.877417][ T2778] usb 3-1: Firmware: build [ 74.977442][ T12] usb 1-1: Firmware: build [ 74.982099][ T2743] usb 2-1: Firmware: build [ 74.986702][ T2793] usb 5-1: Firmware: build [ 75.547360][ T2023] usb 4-1: atusb_control_msg: req 0x51 val 0x0 idx 0x0, error -110 [ 75.555359][ T2023] usb 4-1: failed to fetch extended address, random address set [ 75.563071][ T2023] usb 4-1: atusb_probe: initialization failed, error = -110 [ 75.570550][ T2023] atusb: probe of 4-1:0.106 failed with error -110 [ 75.639196][ T2023] usb 4-1: USB disconnect, device number 5 [ 75.707376][ T5] usb 6-1: atusb_control_msg: req 0x51 val 0x0 idx 0x0, error -110 [ 75.715468][ T5] usb 6-1: failed to fetch extended address, random address set [ 75.723192][ T5] usb 6-1: atusb_probe: initialization failed, error = -110 [ 75.730722][ T5] atusb: probe of 6-1:0.106 failed with error -110 [ 75.809351][ T5] usb 6-1: USB disconnect, device number 5 [ 75.947359][ T2778] usb 3-1: atusb_control_msg: req 0x51 val 0x0 idx 0x0, error -110 [ 75.955342][ T2778] usb 3-1: failed to fetch extended address, random address set [ 75.963033][ T2778] usb 3-1: atusb_probe: initialization failed, error = -110 [ 75.970486][ T2778] atusb: probe of 3-1:0.106 failed with error -110 [ 75.997333][ T2023] usb 4-1: new high-speed USB device number 6 using dummy_hcd [ 76.017542][ T12] usb 1-1: atusb_control_msg: req 0x51 val 0x0 idx 0x0, error -110 [ 76.025580][ T12] usb 1-1: failed to fetch extended address, random address set [ 76.033331][ T12] usb 1-1: atusb_probe: initialization failed, error = -110 2019/10/06 01:25:14 executed programs: 14 [ 76.040838][ T2743] usb 2-1: atusb_control_msg: req 0x51 val 0x0 idx 0x0, error -110 [ 76.048758][ T2743] usb 2-1: failed to fetch extended address, random address set [ 76.056482][ T2743] usb 2-1: atusb_probe: initialization failed, error = -110 [ 76.063829][ T2793] usb 5-1: atusb_control_msg: req 0x51 val 0x0 idx 0x0, error -110 [ 76.079474][ T2793] usb 5-1: failed to fetch extended address, random address set [ 76.086211][ T2778] usb 3-1: USB disconnect, device number 5 [ 76.087141][ T2793] usb 5-1: atusb_probe: initialization failed, error = -110 [ 76.089097][ T2793] atusb: probe of 5-1:0.106 failed with error -110 [ 76.111081][ T2743] atusb: probe of 2-1:0.106 failed with error -110 [ 76.118448][ T12] atusb: probe of 1-1:0.106 failed with error -110 [ 76.141658][ T2743] usb 2-1: USB disconnect, device number 5 [ 76.147886][ T12] usb 1-1: USB disconnect, device number 5 [ 76.168290][ T2793] usb 5-1: USB disconnect, device number 5 [ 76.237321][ T5] usb 6-1: new high-speed USB device number 6 using dummy_hcd [ 76.287295][ T2023] usb 4-1: Using ep0 maxpacket: 8 [ 76.407360][ T2023] usb 4-1: config 0 has an invalid interface number: 134 but max is 0 [ 76.415641][ T2023] usb 4-1: config 0 has no interface number 0 [ 76.421784][ T2023] usb 4-1: config 0 interface 134 altsetting 0 bulk endpoint 0x5 has invalid maxpacket 0 [ 76.431631][ T2023] usb 4-1: New USB device found, idVendor=1608, idProduct=030b, bcdDevice=d7.a3 [ 76.440681][ T2023] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 76.449489][ T2023] usb 4-1: config 0 descriptor?? [ 76.488441][ T2023] io_ti 4-1:0.134: required endpoints missing [ 76.497445][ T5] usb 6-1: Using ep0 maxpacket: 8 [ 76.507311][ T2778] usb 3-1: new high-speed USB device number 6 using dummy_hcd [ 76.527368][ T2743] usb 2-1: new high-speed USB device number 6 using dummy_hcd [ 76.534928][ T12] usb 1-1: new high-speed USB device number 6 using dummy_hcd [ 76.542630][ T2793] usb 5-1: new high-speed USB device number 6 using dummy_hcd [ 76.627444][ T5] usb 6-1: config 0 has an invalid interface number: 134 but max is 0 [ 76.635673][ T5] usb 6-1: config 0 has no interface number 0 [ 76.641865][ T5] usb 6-1: config 0 interface 134 altsetting 0 bulk endpoint 0x5 has invalid maxpacket 0 [ 76.651702][ T5] usb 6-1: New USB device found, idVendor=1608, idProduct=030b, bcdDevice=d7.a3 [ 76.660757][ T5] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 76.669967][ T5] usb 6-1: config 0 descriptor?? [ 76.688116][ T2023] usb 4-1: USB disconnect, device number 6 [ 76.708690][ T5] io_ti 6-1:0.134: required endpoints missing [ 76.777301][ T2778] usb 3-1: Using ep0 maxpacket: 8 [ 76.787328][ T2743] usb 2-1: Using ep0 maxpacket: 8 [ 76.792474][ T12] usb 1-1: Using ep0 maxpacket: 8 [ 76.797589][ T2793] usb 5-1: Using ep0 maxpacket: 8 [ 76.897485][ T2778] usb 3-1: config 0 has an invalid interface number: 134 but max is 0 [ 76.905731][ T2778] usb 3-1: config 0 has no interface number 0 [ 76.910631][ T5] usb 6-1: USB disconnect, device number 6 [ 76.912155][ T2778] usb 3-1: config 0 interface 134 altsetting 0 bulk endpoint 0x5 has invalid maxpacket 0 [ 76.918007][ T2743] usb 2-1: config 0 has an invalid interface number: 134 but max is 0 [ 76.927606][ T2778] usb 3-1: New USB device found, idVendor=1608, idProduct=030b, bcdDevice=d7.a3 [ 76.927620][ T2778] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 76.945478][ T2778] usb 3-1: config 0 descriptor?? [ 76.952845][ T2743] usb 2-1: config 0 has no interface number 0 [ 76.956229][ T2793] usb 5-1: config 0 has an invalid interface number: 134 but max is 0 [ 76.972183][ T2793] usb 5-1: config 0 has no interface number 0 [ 76.978306][ T12] usb 1-1: config 0 has an invalid interface number: 134 but max is 0 [ 76.986447][ T12] usb 1-1: config 0 has no interface number 0 [ 76.993489][ T12] usb 1-1: config 0 interface 134 altsetting 0 bulk endpoint 0x5 has invalid maxpacket 0 [ 77.003370][ T12] usb 1-1: New USB device found, idVendor=1608, idProduct=030b, bcdDevice=d7.a3 [ 77.009941][ T2778] io_ti 3-1:0.134: required endpoints missing [ 77.012423][ T12] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 77.013278][ T2793] usb 5-1: config 0 interface 134 altsetting 0 bulk endpoint 0x5 has invalid maxpacket 0 [ 77.036425][ T2793] usb 5-1: New USB device found, idVendor=1608, idProduct=030b, bcdDevice=d7.a3 [ 77.045507][ T2793] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 77.053938][ T2743] usb 2-1: config 0 interface 134 altsetting 0 bulk endpoint 0x5 has invalid maxpacket 0 [ 77.063821][ T2743] usb 2-1: New USB device found, idVendor=1608, idProduct=030b, bcdDevice=d7.a3 [ 77.074042][ T2743] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 77.082545][ T12] usb 1-1: config 0 descriptor?? [ 77.088694][ T2793] usb 5-1: config 0 descriptor?? [ 77.093978][ T2743] usb 2-1: config 0 descriptor?? [ 77.128433][ T12] io_ti 1-1:0.134: required endpoints missing [ 77.138479][ T2793] io_ti 5-1:0.134: required endpoints missing [ 77.145740][ T2743] io_ti 2-1:0.134: required endpoints missing [ 77.208174][ T2743] usb 3-1: USB disconnect, device number 6 [ 77.287316][ T2023] usb 4-1: new high-speed USB device number 7 using dummy_hcd [ 77.328264][ T2778] usb 1-1: USB disconnect, device number 6 [ 77.328381][ T12] usb 5-1: USB disconnect, device number 6 [ 77.344427][ T2793] usb 2-1: USB disconnect, device number 6 [ 77.487349][ T5] usb 6-1: new high-speed USB device number 7 using dummy_hcd [ 77.647375][ T2023] usb 4-1: config 0 has an invalid interface number: 106 but max is 0 [ 77.656181][ T2023] usb 4-1: config 0 has no interface number 0 [ 77.663328][ T2023] usb 4-1: New USB device found, idVendor=20b7, idProduct=1540, bcdDevice=ef.8f [ 77.672392][ T2023] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 77.681369][ T2023] usb 4-1: config 0 descriptor?? [ 77.767379][ T2743] usb 3-1: new high-speed USB device number 7 using dummy_hcd [ 77.847394][ T5] usb 6-1: config 0 has an invalid interface number: 106 but max is 0 [ 77.856379][ T5] usb 6-1: config 0 has no interface number 0 [ 77.862893][ T5] usb 6-1: New USB device found, idVendor=20b7, idProduct=1540, bcdDevice=ef.8f [ 77.871963][ T5] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 77.881036][ T5] usb 6-1: config 0 descriptor?? [ 77.907366][ T2793] usb 2-1: new high-speed USB device number 7 using dummy_hcd [ 77.915026][ T12] usb 5-1: new high-speed USB device number 7 using dummy_hcd [ 77.927343][ T2778] usb 1-1: new high-speed USB device number 7 using dummy_hcd [ 78.127421][ T2743] usb 3-1: config 0 has an invalid interface number: 106 but max is 0 [ 78.135933][ T2743] usb 3-1: config 0 has no interface number 0 [ 78.142661][ T2743] usb 3-1: New USB device found, idVendor=20b7, idProduct=1540, bcdDevice=ef.8f [ 78.151752][ T2743] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 78.160887][ T2743] usb 3-1: config 0 descriptor?? [ 78.287431][ T2793] usb 2-1: config 0 has an invalid interface number: 106 but max is 0 [ 78.295707][ T2793] usb 2-1: config 0 has no interface number 0 [ 78.297389][ T2778] usb 1-1: config 0 has an invalid interface number: 106 but max is 0 [ 78.301894][ T12] usb 5-1: config 0 has an invalid interface number: 106 but max is 0 [ 78.310061][ T2778] usb 1-1: config 0 has no interface number 0 [ 78.310418][ T2778] usb 1-1: New USB device found, idVendor=20b7, idProduct=1540, bcdDevice=ef.8f [ 78.318263][ T12] usb 5-1: config 0 has no interface number 0 [ 78.318519][ T2793] usb 2-1: New USB device found, idVendor=20b7, idProduct=1540, bcdDevice=ef.8f [ 78.324497][ T2778] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 78.333589][ T2793] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 78.341193][ T2778] usb 1-1: config 0 descriptor?? [ 78.352578][ T12] usb 5-1: New USB device found, idVendor=20b7, idProduct=1540, bcdDevice=ef.8f [ 78.380027][ T12] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 78.389107][ T2793] usb 2-1: config 0 descriptor?? [ 78.395028][ T12] usb 5-1: config 0 descriptor?? [ 78.807421][ T2023] usb 4-1: ATUSB: AT86RF231 version 240 [ 79.007413][ T5] usb 6-1: ATUSB: AT86RF231 version 24 [ 79.027418][ T2023] usb 4-1: Firmware: major: 0, minor: 0, hardware type: ATUSB (0) [ 79.035340][ T2023] usb 4-1: Firmware version (0.0) predates our first public release. [ 79.043497][ T2023] usb 4-1: Please update to version 0.2 or newer [ 79.227418][ T5] usb 6-1: Firmware: major: 72, minor: 159, hardware type: UNKNOWN (122) [ 79.236079][ T5] usb 6-1: failed to fetch extended address, random address set [ 79.243976][ T5] usb 6-1: atusb_probe: initialization failed, error = -524 [ 79.251561][ T2023] usb 4-1: Firmware: build [ 79.256704][ T5] atusb: probe of 6-1:0.106 failed with error -524 [ 79.297484][ T2743] usb 3-1: ATUSB: AT86RF231 version 232 [ 79.477422][ T2778] usb 1-1: ATUSB: AT86RF231 version 176 [ 79.517426][ T2743] usb 3-1: Firmware: major: 240, minor: 156, hardware type: UNKNOWN (122) [ 79.526072][ T2743] usb 3-1: failed to fetch extended address, random address set [ 79.533835][ T2743] usb 3-1: atusb_probe: initialization failed, error = -524 [ 79.541256][ T2793] usb 2-1: ATUSB: AT86RF231 version 192 [ 79.546893][ T12] usb 5-1: ATUSB: AT86RF231 version 144 [ 79.552750][ T2743] atusb: probe of 3-1:0.106 failed with error -524 [ 79.687493][ T2778] usb 1-1: Firmware: major: 80, minor: 250, hardware type: UNKNOWN (24) [ 79.696044][ T2778] usb 1-1: failed to fetch extended address, random address set [ 79.703742][ T2778] usb 1-1: atusb_probe: initialization failed, error = -524 [ 79.711515][ T2778] atusb: probe of 1-1:0.106 failed with error -524 [ 79.747415][ T12] usb 5-1: Firmware: major: 0, minor: 156, hardware type: UNKNOWN (122) [ 79.755922][ T12] usb 5-1: failed to fetch extended address, random address set [ 79.763715][ T12] usb 5-1: atusb_probe: initialization failed, error = -524 [ 79.771129][ T2793] usb 2-1: Firmware: major: 48, minor: 156, hardware type: UNKNOWN (122) [ 79.779777][ T2793] usb 2-1: failed to fetch extended address, random address set [ 79.787596][ T2793] usb 2-1: atusb_probe: initialization failed, error = -524 [ 79.795011][ T12] atusb: probe of 5-1:0.106 failed with error -524 [ 79.802149][ T2793] atusb: probe of 2-1:0.106 failed with error -524 [ 79.878094][ T2793] usb 4-1: USB disconnect, device number 7 [ 79.988271][ T2793] ================================================================== [ 79.996471][ T2793] BUG: KASAN: use-after-free in atusb_disconnect+0x17f/0x1c0 [ 80.003917][ T2793] Read of size 8 at addr ffff8881c178ee28 by task kworker/0:5/2793 [ 80.011780][ T2793] [ 80.014097][ T2793] CPU: 0 PID: 2793 Comm: kworker/0:5 Not tainted 5.4.0-rc1+ #0 [ 80.021613][ T2793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 80.032034][ T2793] Workqueue: usb_hub_wq hub_event [ 80.037097][ T2793] Call Trace: [ 80.040415][ T2793] dump_stack+0xca/0x13e [ 80.045035][ T2793] ? atusb_disconnect+0x17f/0x1c0 [ 80.050074][ T2793] ? atusb_disconnect+0x17f/0x1c0 [ 80.055348][ T2793] print_address_description.constprop.0+0x36/0x50 [ 80.061860][ T2793] ? atusb_disconnect+0x17f/0x1c0 [ 80.066865][ T2793] ? atusb_disconnect+0x17f/0x1c0 [ 80.071871][ T2793] __kasan_report.cold+0x1a/0x33 [ 80.076877][ T2793] ? kobject_put+0x100/0x280 [ 80.081447][ T2793] ? atusb_disconnect+0x17f/0x1c0 [ 80.086448][ T2793] kasan_report+0xe/0x20 [ 80.090670][ T2793] atusb_disconnect+0x17f/0x1c0 [ 80.095505][ T2793] usb_unbind_interface+0x1bd/0x8a0 [ 80.100695][ T2793] ? usb_autoresume_device+0x60/0x60 [ 80.105965][ T2793] device_release_driver_internal+0x42f/0x500 [ 80.112042][ T2793] bus_remove_device+0x2dc/0x4a0 [ 80.116971][ T2793] device_del+0x420/0xb20 [ 80.121288][ T2793] ? __device_link_del+0x2f0/0x2f0 [ 80.126411][ T2793] ? lockdep_hardirqs_on+0x382/0x580 [ 80.131681][ T2793] ? remove_intf_ep_devs+0x13f/0x1d0 [ 80.136942][ T2793] usb_disable_device+0x211/0x690 [ 80.141962][ T2793] usb_disconnect+0x284/0x8d0 [ 80.146634][ T2793] hub_event+0x1454/0x3640 [ 80.151050][ T2793] ? find_held_lock+0x2d/0x110 [ 80.155882][ T2793] ? mark_held_locks+0xe0/0xe0 [ 80.161688][ T2793] ? hub_port_debounce+0x260/0x260 [ 80.166811][ T2793] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 80.172336][ T2793] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 80.177601][ T2793] process_one_work+0x92b/0x1530 [ 80.182705][ T2793] ? pwq_dec_nr_in_flight+0x310/0x310 [ 80.188061][ T2793] ? do_raw_spin_lock+0x11a/0x280 [ 80.193078][ T2793] worker_thread+0x96/0xe20 [ 80.197565][ T2793] ? process_one_work+0x1530/0x1530 [ 80.202756][ T2793] kthread+0x318/0x420 [ 80.206822][ T2793] ? kthread_create_on_node+0xf0/0xf0 [ 80.212203][ T2793] ret_from_fork+0x24/0x30 [ 80.216595][ T2793] [ 80.218989][ T2793] Allocated by task 2023: [ 80.223302][ T2793] save_stack+0x1b/0x80 [ 80.227582][ T2793] __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 80.233223][ T2793] wpan_phy_new+0x22/0x290 [ 80.237645][ T2793] ieee802154_alloc_hw+0x11d/0x760 [ 80.242743][ T2793] atusb_probe+0x9b/0xfa2 [ 80.247065][ T2793] usb_probe_interface+0x305/0x7a0 [ 80.252183][ T2793] really_probe+0x281/0x6d0 [ 80.256787][ T2793] driver_probe_device+0x104/0x210 [ 80.261880][ T2793] __device_attach_driver+0x1c2/0x220 [ 80.267247][ T2793] bus_for_each_drv+0x162/0x1e0 [ 80.272092][ T2793] __device_attach+0x217/0x360 [ 80.276833][ T2793] bus_probe_device+0x1e4/0x290 [ 80.281662][ T2793] device_add+0xae6/0x16f0 [ 80.286057][ T2793] usb_set_configuration+0xdf6/0x1670 [ 80.291680][ T2793] generic_probe+0x9d/0xd5 [ 80.296074][ T2793] usb_probe_device+0x99/0x100 [ 80.300918][ T2793] really_probe+0x281/0x6d0 [ 80.305399][ T2793] driver_probe_device+0x104/0x210 [ 80.310485][ T2793] __device_attach_driver+0x1c2/0x220 [ 80.315846][ T2793] bus_for_each_drv+0x162/0x1e0 [ 80.320695][ T2793] __device_attach+0x217/0x360 [ 80.327010][ T2793] bus_probe_device+0x1e4/0x290 [ 80.331839][ T2793] device_add+0xae6/0x16f0 [ 80.336248][ T2793] usb_new_device.cold+0x6a4/0xe79 [ 80.341343][ T2793] hub_event+0x1b5c/0x3640 [ 80.345758][ T2793] process_one_work+0x92b/0x1530 [ 80.350694][ T2793] worker_thread+0x96/0xe20 [ 80.355183][ T2793] kthread+0x318/0x420 [ 80.359247][ T2793] ret_from_fork+0x24/0x30 [ 80.363634][ T2793] [ 80.365939][ T2793] Freed by task 2793: [ 80.369907][ T2793] save_stack+0x1b/0x80 [ 80.374070][ T2793] __kasan_slab_free+0x130/0x180 [ 80.378986][ T2793] kfree+0xe4/0x2f0 [ 80.382794][ T2793] device_release+0x71/0x200 [ 80.387370][ T2793] kobject_put+0x171/0x280 [ 80.391863][ T2793] put_device+0x1b/0x30 [ 80.395998][ T2793] atusb_disconnect+0x117/0x1c0 [ 80.400853][ T2793] usb_unbind_interface+0x1bd/0x8a0 [ 80.406047][ T2793] device_release_driver_internal+0x42f/0x500 [ 80.412110][ T2793] bus_remove_device+0x2dc/0x4a0 [ 80.417064][ T2793] device_del+0x420/0xb20 [ 80.421387][ T2793] usb_disable_device+0x211/0x690 [ 80.426391][ T2793] usb_disconnect+0x284/0x8d0 [ 80.431100][ T2793] hub_event+0x1454/0x3640 [ 80.431443][ T2778] usb 6-1: USB disconnect, device number 7 [ 80.435511][ T2793] process_one_work+0x92b/0x1530 [ 80.446243][ T2793] worker_thread+0x96/0xe20 [ 80.450747][ T2793] kthread+0x318/0x420 [ 80.454815][ T2793] ret_from_fork+0x24/0x30 [ 80.459309][ T2793] [ 80.461638][ T2793] The buggy address belongs to the object at ffff8881c178e600 [ 80.461638][ T2793] which belongs to the cache kmalloc-4k of size 4096 [ 80.475704][ T2793] The buggy address is located 2088 bytes inside of [ 80.475704][ T2793] 4096-byte region [ffff8881c178e600, ffff8881c178f600) [ 80.489284][ T2793] The buggy address belongs to the page: [ 80.494924][ T2793] page:ffffea000705e200 refcount:1 mapcount:0 mapping:ffff8881da00c280 index:0x0 compound_mapcount: 0 [ 80.505866][ T2793] flags: 0x200000000010200(slab|head) [ 80.511237][ T2793] raw: 0200000000010200 dead000000000100 dead000000000122 ffff8881da00c280 [ 80.519814][ T2793] raw: 0000000000000000 0000000000070007 00000001ffffffff 0000000000000000 [ 80.528386][ T2793] page dumped because: kasan: bad access detected [ 80.534776][ T2793] [ 80.537080][ T2793] Memory state around the buggy address: [ 80.542708][ T2793] ffff8881c178ed00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 80.550761][ T2793] ffff8881c178ed80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 80.558817][ T2793] >ffff8881c178ee00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 80.566856][ T2793] ^ [ 80.572217][ T2793] ffff8881c178ee80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 80.580297][ T2793] ffff8881c178ef00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 80.588349][ T2793] ================================================================== [ 80.596386][ T2793] Disabling lock debugging due to kernel taint [ 80.602747][ T2793] Kernel panic - not syncing: panic_on_warn set ... [ 80.609334][ T2793] CPU: 0 PID: 2793 Comm: kworker/0:5 Tainted: G B 5.4.0-rc1+ #0 [ 80.618733][ T2793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 80.628790][ T2793] Workqueue: usb_hub_wq hub_event [ 80.633792][ T2793] Call Trace: [ 80.637066][ T2793] dump_stack+0xca/0x13e [ 80.641304][ T2793] panic+0x2a3/0x6da [ 80.645735][ T2793] ? add_taint.cold+0x16/0x16 [ 80.650498][ T2793] ? retint_kernel+0x10/0x10 [ 80.655089][ T2793] ? trace_hardirqs_on+0x55/0x1e0 [ 80.660285][ T2793] ? atusb_disconnect+0x17f/0x1c0 [ 80.665300][ T2793] end_report+0x43/0x49 [ 80.669436][ T2793] ? atusb_disconnect+0x17f/0x1c0 [ 80.674461][ T2793] __kasan_report.cold+0xd/0x33 [ 80.679351][ T2793] ? kobject_put+0x100/0x280 [ 80.683924][ T2793] ? atusb_disconnect+0x17f/0x1c0 [ 80.688928][ T2793] kasan_report+0xe/0x20 [ 80.693153][ T2793] atusb_disconnect+0x17f/0x1c0 [ 80.698000][ T2793] usb_unbind_interface+0x1bd/0x8a0 [ 80.703187][ T2793] ? usb_autoresume_device+0x60/0x60 [ 80.708463][ T2793] device_release_driver_internal+0x42f/0x500 [ 80.714524][ T2793] bus_remove_device+0x2dc/0x4a0 [ 80.719453][ T2793] device_del+0x420/0xb20 [ 80.723775][ T2793] ? __device_link_del+0x2f0/0x2f0 [ 80.728885][ T2793] ? lockdep_hardirqs_on+0x382/0x580 [ 80.734166][ T2793] ? remove_intf_ep_devs+0x13f/0x1d0 [ 80.739425][ T2793] usb_disable_device+0x211/0x690 [ 80.744426][ T2793] usb_disconnect+0x284/0x8d0 [ 80.749082][ T2793] hub_event+0x1454/0x3640 [ 80.753477][ T2793] ? find_held_lock+0x2d/0x110 [ 80.758168][ T2742] usb 3-1: USB disconnect, device number 7 [ 80.758235][ T2793] ? mark_held_locks+0xe0/0xe0 [ 80.768808][ T2793] ? hub_port_debounce+0x260/0x260 [ 80.773919][ T2793] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 80.779530][ T2793] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 80.785519][ T2793] process_one_work+0x92b/0x1530 [ 80.790446][ T2793] ? pwq_dec_nr_in_flight+0x310/0x310 [ 80.795794][ T2793] ? do_raw_spin_lock+0x11a/0x280 [ 80.800794][ T2793] worker_thread+0x96/0xe20 [ 80.805373][ T2793] ? process_one_work+0x1530/0x1530 [ 80.810549][ T2793] kthread+0x318/0x420 [ 80.814594][ T2793] ? kthread_create_on_node+0xf0/0xf0 [ 80.819956][ T2793] ret_from_fork+0x24/0x30 [ 80.824865][ T2793] Kernel Offset: disabled [ 80.829178][ T2793] Rebooting in 86400 seconds..