[info] Using makefile-style concurrent boot in runlevel 2. [....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 14.270324][ 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 '10.128.0.225' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program syzkaller login: [ 71.023985][ T102] usb 4-1: new high-speed USB device number 2 using dummy_hcd [ 71.023992][ T83] usb 6-1: new high-speed USB device number 2 using dummy_hcd [ 71.024327][ T12] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 71.034130][ T17] usb 2-1: new high-speed USB device number 2 using dummy_hcd [ 71.054054][ T1733] usb 3-1: new high-speed USB device number 2 using dummy_hcd [ 71.062321][ T5] usb 5-1: new high-speed USB device number 2 using dummy_hcd [ 71.263962][ T102] usb 4-1: Using ep0 maxpacket: 8 [ 71.263967][ T83] usb 6-1: Using ep0 maxpacket: 8 [ 71.283951][ T12] usb 1-1: Using ep0 maxpacket: 8 [ 71.304068][ T5] usb 5-1: Using ep0 maxpacket: 8 [ 71.304479][ T17] usb 2-1: Using ep0 maxpacket: 8 [ 71.309237][ T1733] usb 3-1: Using ep0 maxpacket: 8 [ 71.394129][ T83] usb 6-1: config 0 has an invalid interface number: 67 but max is 0 [ 71.394136][ T102] usb 4-1: config 0 has an invalid interface number: 67 but max is 0 [ 71.394174][ T83] usb 6-1: config 0 has no interface number 0 [ 71.402327][ T102] usb 4-1: config 0 has no interface number 0 [ 71.410898][ T83] usb 6-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 71.416687][ T12] usb 1-1: config 0 has an invalid interface number: 67 but max is 0 [ 71.422736][ T83] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 71.431824][ T12] usb 1-1: config 0 has no interface number 0 [ 71.445577][ T83] usb 6-1: config 0 descriptor?? [ 71.447892][ T5] usb 5-1: config 0 has an invalid interface number: 67 but max is 0 [ 71.467032][ T5] usb 5-1: config 0 has no interface number 0 [ 71.473238][ T102] usb 4-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 71.482484][ T102] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 71.484515][ T17] usb 2-1: config 0 has an invalid interface number: 67 but max is 0 [ 71.490616][ T5] usb 5-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 71.498640][ T17] usb 2-1: config 0 has no interface number 0 [ 71.507636][ T5] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 71.508088][ T12] usb 1-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 71.518680][ T83] rio500 6-1:0.67: USB Rio found at address 2 [ 71.521706][ T12] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 71.526781][ T102] usb 4-1: config 0 descriptor?? [ 71.550058][ T1733] usb 3-1: config 0 has an invalid interface number: 67 but max is 0 [ 71.552513][ T17] usb 2-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 71.558228][ T1733] usb 3-1: config 0 has no interface number 0 [ 71.567263][ T17] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 71.572107][ T17] usb 2-1: config 0 descriptor?? [ 71.574549][ T5] usb 5-1: config 0 descriptor?? [ 71.591931][ T1733] usb 3-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 71.601030][ T1733] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 71.609319][ T12] usb 1-1: config 0 descriptor?? [ 71.615479][ T1733] usb 3-1: config 0 descriptor?? [ 71.625363][ T17] rio500 2-1:0.67: Second USB Rio at address 2 refused [ 71.632467][ T17] rio500: probe of 2-1:0.67 failed with error -16 [ 71.655382][ T12] rio500 1-1:0.67: Second USB Rio at address 2 refused [ 71.662329][ T12] rio500: probe of 1-1:0.67 failed with error -16 [ 71.670214][ T102] rio500 4-1:0.67: Second USB Rio at address 2 refused [ 71.678385][ T5] rio500 5-1:0.67: Second USB Rio at address 2 refused [ 71.686570][ T1733] rio500 3-1:0.67: Second USB Rio at address 2 refused [ 71.693500][ T1733] rio500: probe of 3-1:0.67 failed with error -16 executing program [ 71.700342][ T5] rio500: probe of 5-1:0.67 failed with error -16 [ 71.707083][ T102] rio500: probe of 4-1:0.67 failed with error -16 [ 71.727472][ T17] usb 6-1: USB disconnect, device number 2 [ 71.736351][ T17] rio500 6-1:0.67: USB Rio disconnected. executing program executing program [ 71.825581][ T1733] usb 2-1: USB disconnect, device number 2 [ 71.855235][ T83] usb 4-1: USB disconnect, device number 2 executing program executing program executing program [ 71.886417][ T5] usb 3-1: USB disconnect, device number 2 [ 71.902144][ T12] usb 5-1: USB disconnect, device number 2 [ 71.902149][ T1736] usb 1-1: USB disconnect, device number 2 [ 72.094056][ T17] usb 6-1: new high-speed USB device number 3 using dummy_hcd [ 72.243975][ T1733] usb 2-1: new high-speed USB device number 3 using dummy_hcd [ 72.263981][ T83] usb 4-1: new high-speed USB device number 3 using dummy_hcd [ 72.293938][ T1736] usb 1-1: new high-speed USB device number 3 using dummy_hcd [ 72.303935][ T5] usb 3-1: new high-speed USB device number 3 using dummy_hcd [ 72.323994][ T12] usb 5-1: new high-speed USB device number 3 using dummy_hcd [ 72.334231][ T17] usb 6-1: Using ep0 maxpacket: 8 [ 72.454106][ T17] usb 6-1: config 0 has an invalid interface number: 67 but max is 0 [ 72.462280][ T17] usb 6-1: config 0 has no interface number 0 [ 72.468427][ T17] usb 6-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 72.477540][ T17] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 72.486427][ T17] usb 6-1: config 0 descriptor?? [ 72.493965][ T1733] usb 2-1: Using ep0 maxpacket: 8 [ 72.513973][ T83] usb 4-1: Using ep0 maxpacket: 8 [ 72.525895][ T17] rio500 6-1:0.67: USB Rio found at address 3 [ 72.534122][ T1736] usb 1-1: Using ep0 maxpacket: 8 [ 72.544068][ T5] usb 3-1: Using ep0 maxpacket: 8 [ 72.574029][ T12] usb 5-1: Using ep0 maxpacket: 8 [ 72.614143][ T1733] usb 2-1: config 0 has an invalid interface number: 67 but max is 0 [ 72.622371][ T1733] usb 2-1: config 0 has no interface number 0 [ 72.628645][ T1733] usb 2-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 72.634072][ T83] usb 4-1: config 0 has an invalid interface number: 67 but max is 0 [ 72.637754][ T1733] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 72.645826][ T83] usb 4-1: config 0 has no interface number 0 [ 72.658093][ T1733] usb 2-1: config 0 descriptor?? [ 72.660051][ T1736] usb 1-1: config 0 has an invalid interface number: 67 but max is 0 [ 72.673027][ T1736] usb 1-1: config 0 has no interface number 0 [ 72.679477][ T1736] usb 1-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 72.688629][ T1736] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 72.694285][ T5] usb 3-1: config 0 has an invalid interface number: 67 but max is 0 [ 72.696994][ T83] usb 4-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 72.704947][ T5] usb 3-1: config 0 has no interface number 0 [ 72.713753][ T83] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 72.719912][ T12] usb 5-1: config 0 has an invalid interface number: 67 but max is 0 [ 72.735958][ T12] usb 5-1: config 0 has no interface number 0 [ 72.742638][ T1736] usb 1-1: config 0 descriptor?? [ 72.749103][ T83] usb 4-1: config 0 descriptor?? [ 72.755255][ T1733] rio500 2-1:0.67: Second USB Rio at address 3 refused executing program [ 72.762215][ T1733] rio500: probe of 2-1:0.67 failed with error -16 [ 72.768924][ T12] usb 5-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 72.778044][ T12] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 72.787254][ T5] usb 3-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 72.795220][ T1736] rio500 1-1:0.67: Second USB Rio at address 3 refused [ 72.796359][ T5] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 72.803167][ T1736] rio500: probe of 1-1:0.67 failed with error -16 [ 72.812939][ T1733] usb 6-1: USB disconnect, device number 3 [ 72.818914][ T83] rio500 4-1:0.67: Second USB Rio at address 3 refused [ 72.825362][ T12] usb 5-1: config 0 descriptor?? [ 72.831019][ T83] rio500: probe of 4-1:0.67 failed with error -16 [ 72.843738][ T1733] rio500 6-1:0.67: USB Rio disconnected. [ 72.853280][ T5] usb 3-1: config 0 descriptor?? [ 72.895370][ T12] rio500 5-1:0.67: USB Rio found at address 3 [ 72.906436][ T5] rio500 3-1:0.67: Second USB Rio at address 3 refused [ 72.913372][ T5] rio500: probe of 3-1:0.67 failed with error -16 executing program [ 72.949766][ T1736] usb 2-1: USB disconnect, device number 3 executing program executing program [ 72.995485][ T5] usb 1-1: USB disconnect, device number 3 [ 73.018857][ T83] usb 4-1: USB disconnect, device number 3 executing program executing program [ 73.095575][ T12] usb 3-1: USB disconnect, device number 3 [ 73.095605][ T17] usb 5-1: USB disconnect, device number 3 [ 73.108838][ T17] rio500 5-1:0.67: USB Rio disconnected. [ 73.213942][ T1733] usb 6-1: new high-speed USB device number 4 using dummy_hcd [ 73.333957][ T1736] usb 2-1: new high-speed USB device number 4 using dummy_hcd [ 73.344024][ T5] usb 1-1: new high-speed USB device number 4 using dummy_hcd [ 73.383961][ T83] usb 4-1: new high-speed USB device number 4 using dummy_hcd [ 73.453955][ T1733] usb 6-1: Using ep0 maxpacket: 8 [ 73.483949][ T17] usb 5-1: new high-speed USB device number 4 using dummy_hcd [ 73.494017][ T12] usb 3-1: new high-speed USB device number 4 using dummy_hcd [ 73.573960][ T1736] usb 2-1: Using ep0 maxpacket: 8 [ 73.574040][ T1733] usb 6-1: config 0 has an invalid interface number: 67 but max is 0 [ 73.587273][ T1733] usb 6-1: config 0 has no interface number 0 [ 73.593342][ T5] usb 1-1: Using ep0 maxpacket: 8 [ 73.598432][ T1733] usb 6-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 73.607503][ T1733] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 73.616649][ T1733] usb 6-1: config 0 descriptor?? [ 73.624019][ T83] usb 4-1: Using ep0 maxpacket: 8 [ 73.655602][ T1733] rio500 6-1:0.67: USB Rio found at address 4 [ 73.704125][ T1736] usb 2-1: config 0 has an invalid interface number: 67 but max is 0 [ 73.712292][ T1736] usb 2-1: config 0 has no interface number 0 [ 73.718891][ T1736] usb 2-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 73.727962][ T1736] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 73.736047][ T17] usb 5-1: Using ep0 maxpacket: 8 [ 73.741822][ T1736] usb 2-1: config 0 descriptor?? [ 73.743962][ T12] usb 3-1: Using ep0 maxpacket: 8 [ 73.754043][ T83] usb 4-1: config 0 has an invalid interface number: 67 but max is 0 [ 73.754050][ T5] usb 1-1: config 0 has an invalid interface number: 67 but max is 0 [ 73.754062][ T5] usb 1-1: config 0 has no interface number 0 [ 73.762203][ T83] usb 4-1: config 0 has no interface number 0 [ 73.770613][ T5] usb 1-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 73.777092][ T83] usb 4-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 73.782513][ T5] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 73.783493][ T5] usb 1-1: config 0 descriptor?? [ 73.791776][ T83] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 73.823177][ T1736] rio500 2-1:0.67: Second USB Rio at address 4 refused [ 73.830269][ T1736] rio500: probe of 2-1:0.67 failed with error -16 [ 73.840492][ T83] usb 4-1: config 0 descriptor?? [ 73.845416][ T5] rio500 1-1:0.67: Second USB Rio at address 4 refused executing program [ 73.852320][ T5] rio500: probe of 1-1:0.67 failed with error -16 [ 73.855970][ T1736] usb 6-1: USB disconnect, device number 4 [ 73.864794][ T17] usb 5-1: config 0 has an invalid interface number: 67 but max is 0 [ 73.872872][ T17] usb 5-1: config 0 has no interface number 0 [ 73.880395][ T17] usb 5-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 73.884114][ T12] usb 3-1: config 0 has an invalid interface number: 67 but max is 0 [ 73.889552][ T17] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 73.897561][ T12] usb 3-1: config 0 has no interface number 0 [ 73.898018][ T12] usb 3-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 73.906005][ T1736] rio500 6-1:0.67: USB Rio disconnected. [ 73.911662][ T12] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 73.921877][ T83] rio500 4-1:0.67: USB Rio found at address 4 [ 73.932520][ T12] usb 3-1: config 0 descriptor?? [ 73.942955][ T17] usb 5-1: config 0 descriptor?? executing program [ 73.985775][ T17] rio500 5-1:0.67: Second USB Rio at address 4 refused [ 73.992885][ T17] rio500: probe of 5-1:0.67 failed with error -16 [ 74.002461][ T5] usb 2-1: USB disconnect, device number 4 [ 74.010157][ T12] rio500 3-1:0.67: Second USB Rio at address 4 refused [ 74.018553][ T12] rio500: probe of 3-1:0.67 failed with error -16 executing program [ 74.045368][ T12] usb 1-1: USB disconnect, device number 4 executing program [ 74.121919][ T17] usb 4-1: USB disconnect, device number 4 [ 74.128813][ T17] rio500 4-1:0.67: USB Rio disconnected. executing program executing program [ 74.185314][ T83] usb 5-1: USB disconnect, device number 4 [ 74.209828][ T1733] usb 3-1: USB disconnect, device number 4 [ 74.283975][ T1736] usb 6-1: new high-speed USB device number 5 using dummy_hcd [ 74.413957][ T5] usb 2-1: new high-speed USB device number 5 using dummy_hcd [ 74.423972][ T12] usb 1-1: new high-speed USB device number 5 using dummy_hcd [ 74.483948][ T17] usb 4-1: new high-speed USB device number 5 using dummy_hcd [ 74.524569][ T1736] usb 6-1: Using ep0 maxpacket: 8 [ 74.544017][ T83] usb 5-1: new high-speed USB device number 5 using dummy_hcd [ 74.573944][ T1733] usb 3-1: new high-speed USB device number 5 using dummy_hcd [ 74.644063][ T1736] usb 6-1: config 0 has an invalid interface number: 67 but max is 0 [ 74.652306][ T1736] usb 6-1: config 0 has no interface number 0 [ 74.659352][ T1736] usb 6-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 74.663936][ T5] usb 2-1: Using ep0 maxpacket: 8 [ 74.668441][ T1736] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 74.669817][ T1736] usb 6-1: config 0 descriptor?? [ 74.683954][ T12] usb 1-1: Using ep0 maxpacket: 8 [ 74.725339][ T1736] rio500 6-1:0.67: USB Rio found at address 5 [ 74.734128][ T17] usb 4-1: Using ep0 maxpacket: 8 [ 74.783966][ T83] usb 5-1: Using ep0 maxpacket: 8 [ 74.794122][ T5] usb 2-1: config 0 has an invalid interface number: 67 but max is 0 [ 74.802280][ T5] usb 2-1: config 0 has no interface number 0 [ 74.808499][ T5] usb 2-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 74.817608][ T5] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 74.825694][ T12] usb 1-1: config 0 has an invalid interface number: 67 but max is 0 [ 74.833752][ T12] usb 1-1: config 0 has no interface number 0 [ 74.841346][ T1733] usb 3-1: Using ep0 maxpacket: 8 [ 74.846909][ T12] usb 1-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 74.853996][ T17] usb 4-1: config 0 has an invalid interface number: 67 but max is 0 [ 74.856140][ T12] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 74.856440][ T5] usb 2-1: config 0 descriptor?? [ 74.864296][ T17] usb 4-1: config 0 has no interface number 0 [ 74.884213][ T17] usb 4-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 74.886633][ T12] usb 1-1: config 0 descriptor?? [ 74.893324][ T17] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 74.906951][ T17] usb 4-1: config 0 descriptor?? [ 74.915219][ T5] rio500 2-1:0.67: Second USB Rio at address 5 refused [ 74.924173][ T83] usb 5-1: config 0 has an invalid interface number: 67 but max is 0 [ 74.924990][ T5] rio500: probe of 2-1:0.67 failed with error -16 [ 74.932345][ T83] usb 5-1: config 0 has no interface number 0 [ 74.940187][ T12] rio500 1-1:0.67: Second USB Rio at address 5 refused [ 74.946933][ T17] rio500 4-1:0.67: Second USB Rio at address 5 refused [ 74.965876][ T17] rio500: probe of 4-1:0.67 failed with error -16 [ 74.974040][ T12] rio500: probe of 1-1:0.67 failed with error -16 executing program [ 74.974586][ T83] usb 5-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 74.989693][ T83] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 74.994020][ T1733] usb 3-1: config 0 has an invalid interface number: 67 but max is 0 [ 75.005947][ T1733] usb 3-1: config 0 has no interface number 0 [ 75.014342][ T83] usb 5-1: config 0 descriptor?? [ 75.019036][ T1733] usb 3-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 75.028376][ T1733] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 75.040346][ T1733] usb 3-1: config 0 descriptor?? [ 75.046001][ T5] usb 6-1: USB disconnect, device number 5 [ 75.052665][ T5] rio500 6-1:0.67: USB Rio disconnected. executing program [ 75.075314][ T83] rio500 5-1:0.67: USB Rio found at address 5 [ 75.095256][ T1733] rio500 3-1:0.67: Second USB Rio at address 5 refused [ 75.102218][ T1733] rio500: probe of 3-1:0.67 failed with error -16 [ 75.115161][ T83] usb 2-1: USB disconnect, device number 5 executing program executing program [ 75.140951][ T17] usb 1-1: USB disconnect, device number 5 [ 75.162595][ T1736] usb 4-1: USB disconnect, device number 5 executing program executing program [ 75.275318][ T1750] usb 5-1: USB disconnect, device number 5 [ 75.282375][ T1750] rio500 5-1:0.67: USB Rio disconnected. [ 75.295142][ T1733] usb 3-1: USB disconnect, device number 5 [ 75.403958][ T5] usb 6-1: new high-speed USB device number 6 using dummy_hcd [ 75.523956][ T83] usb 2-1: new high-speed USB device number 6 using dummy_hcd [ 75.553966][ T17] usb 1-1: new high-speed USB device number 6 using dummy_hcd [ 75.583937][ T1736] usb 4-1: new high-speed USB device number 6 using dummy_hcd [ 75.633938][ T1750] usb 5-1: new high-speed USB device number 6 using dummy_hcd [ 75.644253][ T1733] usb 3-1: new high-speed USB device number 6 using dummy_hcd [ 75.651829][ T5] usb 6-1: Using ep0 maxpacket: 8 [ 75.764052][ T83] usb 2-1: Using ep0 maxpacket: 8 [ 75.774280][ T5] usb 6-1: config 0 has an invalid interface number: 67 but max is 0 [ 75.782425][ T5] usb 6-1: config 0 has no interface number 0 [ 75.788681][ T5] usb 6-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 75.793988][ T17] usb 1-1: Using ep0 maxpacket: 8 [ 75.797936][ T5] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 75.798961][ T5] usb 6-1: config 0 descriptor?? [ 75.834112][ T1736] usb 4-1: Using ep0 maxpacket: 8 [ 75.855259][ T5] rio500 6-1:0.67: USB Rio found at address 6 [ 75.874152][ T1750] usb 5-1: Using ep0 maxpacket: 8 [ 75.884075][ T83] usb 2-1: config 0 has an invalid interface number: 67 but max is 0 [ 75.892204][ T83] usb 2-1: config 0 has no interface number 0 [ 75.898770][ T83] usb 2-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 75.908056][ T83] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 75.917296][ T83] usb 2-1: config 0 descriptor?? [ 75.924058][ T1733] usb 3-1: Using ep0 maxpacket: 8 [ 75.934103][ T17] usb 1-1: config 0 has an invalid interface number: 67 but max is 0 [ 75.942256][ T17] usb 1-1: config 0 has no interface number 0 [ 75.948571][ T17] usb 1-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 75.957762][ T17] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 75.965920][ T1736] usb 4-1: config 0 has an invalid interface number: 67 but max is 0 [ 75.974166][ T1736] usb 4-1: config 0 has no interface number 0 [ 75.981340][ T83] rio500 2-1:0.67: Second USB Rio at address 6 refused [ 75.988319][ T83] rio500: probe of 2-1:0.67 failed with error -16 [ 75.995346][ T1736] usb 4-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 76.004433][ T1736] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 76.012677][ T17] usb 1-1: config 0 descriptor?? [ 76.017778][ T1750] usb 5-1: config 0 has an invalid interface number: 67 but max is 0 [ 76.025867][ T1750] usb 5-1: config 0 has no interface number 0 [ 76.033111][ T1750] usb 5-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 76.042221][ T1750] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 76.050995][ T1736] usb 4-1: config 0 descriptor?? executing program [ 76.058270][ T83] usb 6-1: USB disconnect, device number 6 [ 76.064104][ T1733] usb 3-1: config 0 has an invalid interface number: 67 but max is 0 [ 76.064118][ T1733] usb 3-1: config 0 has no interface number 0 [ 76.064151][ T1733] usb 3-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 76.064164][ T1733] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 76.065231][ T1733] usb 3-1: config 0 descriptor?? [ 76.073673][ T17] rio500 1-1:0.67: Second USB Rio at address 6 refused [ 76.108572][ T1736] rio500 4-1:0.67: Second USB Rio at address 6 refused [ 76.115807][ T1750] usb 5-1: config 0 descriptor?? [ 76.121270][ T1736] rio500: probe of 4-1:0.67 failed with error -16 [ 76.128210][ T83] rio500 6-1:0.67: USB Rio disconnected. [ 76.135255][ T1733] rio500 3-1:0.67: USB Rio found at address 6 [ 76.135851][ T17] rio500: probe of 1-1:0.67 failed with error -16 executing program [ 76.155298][ T1750] rio500 5-1:0.67: Second USB Rio at address 6 refused [ 76.160104][ T1733] usb 2-1: USB disconnect, device number 6 [ 76.164279][ T1750] rio500: probe of 5-1:0.67 failed with error -16 executing program executing program [ 76.265865][ T5] usb 1-1: USB disconnect, device number 6 [ 76.296832][ T12] usb 4-1: USB disconnect, device number 6 executing program executing program [ 76.335135][ T102] usb 3-1: USB disconnect, device number 6 [ 76.341935][ T102] rio500 3-1:0.67: USB Rio disconnected. [ 76.356834][ T1737] usb 5-1: USB disconnect, device number 6 [ 76.494022][ T83] usb 6-1: new high-speed USB device number 7 using dummy_hcd [ 76.554018][ T1733] usb 2-1: new high-speed USB device number 7 using dummy_hcd [ 76.623951][ T5] usb 1-1: new high-speed USB device number 7 using dummy_hcd [ 76.673947][ T12] usb 4-1: new high-speed USB device number 7 using dummy_hcd [ 76.703944][ T102] usb 3-1: new high-speed USB device number 7 using dummy_hcd [ 76.724005][ T1737] usb 5-1: new high-speed USB device number 7 using dummy_hcd [ 76.734572][ T83] usb 6-1: Using ep0 maxpacket: 8 [ 76.793953][ T1733] usb 2-1: Using ep0 maxpacket: 8 [ 76.854045][ T83] usb 6-1: config 0 has an invalid interface number: 67 but max is 0 [ 76.862362][ T83] usb 6-1: config 0 has no interface number 0 [ 76.863943][ T5] usb 1-1: Using ep0 maxpacket: 8 [ 76.868522][ T83] usb 6-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 76.882560][ T83] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 76.892356][ T83] usb 6-1: config 0 descriptor?? [ 76.914074][ T12] usb 4-1: Using ep0 maxpacket: 8 [ 76.919336][ T1733] usb 2-1: config 0 has an invalid interface number: 67 but max is 0 [ 76.927636][ T1733] usb 2-1: config 0 has no interface number 0 [ 76.933819][ T1733] usb 2-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 76.942990][ T1733] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 76.945378][ T83] rio500 6-1:0.67: USB Rio found at address 7 [ 76.951588][ T102] usb 3-1: Using ep0 maxpacket: 8 [ 76.964223][ T1733] usb 2-1: config 0 descriptor?? [ 76.974062][ T1737] usb 5-1: Using ep0 maxpacket: 8 [ 76.984226][ T5] usb 1-1: config 0 has an invalid interface number: 67 but max is 0 [ 76.993133][ T5] usb 1-1: config 0 has no interface number 0 [ 76.999684][ T5] usb 1-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 77.008947][ T5] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 77.018280][ T1733] rio500 2-1:0.67: Second USB Rio at address 7 refused [ 77.025505][ T1733] rio500: probe of 2-1:0.67 failed with error -16 [ 77.033759][ T5] usb 1-1: config 0 descriptor?? [ 77.038985][ T12] usb 4-1: config 0 has an invalid interface number: 67 but max is 0 [ 77.047183][ T12] usb 4-1: config 0 has no interface number 0 [ 77.053462][ T12] usb 4-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 77.062550][ T12] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 77.073167][ T12] usb 4-1: config 0 descriptor?? [ 77.084098][ T102] usb 3-1: config 0 has an invalid interface number: 67 but max is 0 [ 77.092449][ T102] usb 3-1: config 0 has no interface number 0 [ 77.099855][ T5] rio500 1-1:0.67: Second USB Rio at address 7 refused [ 77.107845][ T1737] usb 5-1: config 0 has an invalid interface number: 67 but max is 0 [ 77.116891][ T1737] usb 5-1: config 0 has no interface number 0 [ 77.124139][ T12] rio500 4-1:0.67: Second USB Rio at address 7 refused [ 77.132017][ T12] rio500: probe of 4-1:0.67 failed with error -16 [ 77.138585][ T5] rio500: probe of 1-1:0.67 failed with error -16 [ 77.145097][ T102] usb 3-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 77.145835][ T83] usb 6-1: USB disconnect, device number 7 executing program [ 77.154198][ T102] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 77.155430][ T1737] usb 5-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 77.173867][ T83] rio500 6-1:0.67: USB Rio disconnected. [ 77.177232][ T1737] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 77.192789][ T102] usb 3-1: config 0 descriptor?? [ 77.198680][ T1737] usb 5-1: config 0 descriptor?? executing program [ 77.210232][ T1750] usb 2-1: USB disconnect, device number 7 [ 77.245202][ T102] rio500 3-1:0.67: USB Rio found at address 7 [ 77.253513][ T1737] rio500 5-1:0.67: Second USB Rio at address 7 refused [ 77.262291][ T1737] rio500: probe of 5-1:0.67 failed with error -16 executing program executing program [ 77.285491][ T17] usb 1-1: USB disconnect, device number 7 [ 77.318697][ T1736] usb 4-1: USB disconnect, device number 7 executing program executing program [ 77.445361][ T1737] usb 5-1: USB disconnect, device number 7 [ 77.445454][ T1787] usb 3-1: USB disconnect, device number 7 [ 77.461989][ T1787] rio500 3-1:0.67: USB Rio disconnected. [ 77.523980][ T83] usb 6-1: new high-speed USB device number 8 using dummy_hcd [ 77.613947][ T1750] usb 2-1: new high-speed USB device number 8 using dummy_hcd [ 77.634016][ T17] usb 1-1: new high-speed USB device number 8 using dummy_hcd [ 77.723957][ T1736] usb 4-1: new high-speed USB device number 8 using dummy_hcd [ 77.764004][ T83] usb 6-1: Using ep0 maxpacket: 8 [ 77.813939][ T1787] usb 3-1: new high-speed USB device number 8 using dummy_hcd [ 77.853967][ T1737] usb 5-1: new high-speed USB device number 8 using dummy_hcd [ 77.853986][ T1750] usb 2-1: Using ep0 maxpacket: 8 [ 77.873977][ T17] usb 1-1: Using ep0 maxpacket: 8 [ 77.884124][ T83] usb 6-1: config 0 has an invalid interface number: 67 but max is 0 [ 77.892238][ T83] usb 6-1: config 0 has no interface number 0 [ 77.898537][ T83] usb 6-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 77.907688][ T83] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 77.916803][ T83] usb 6-1: config 0 descriptor?? [ 77.955456][ T83] rio500 6-1:0.67: USB Rio found at address 8 [ 77.964151][ T1736] usb 4-1: Using ep0 maxpacket: 8 [ 77.994030][ T1750] usb 2-1: config 0 has an invalid interface number: 67 but max is 0 [ 78.002205][ T1750] usb 2-1: config 0 has no interface number 0 [ 78.009623][ T17] usb 1-1: config 0 has an invalid interface number: 67 but max is 0 [ 78.017771][ T17] usb 1-1: config 0 has no interface number 0 [ 78.024081][ T17] usb 1-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 78.033123][ T17] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 78.041191][ T1750] usb 2-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 78.050327][ T1750] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 78.059635][ T17] usb 1-1: config 0 descriptor?? [ 78.065067][ T1750] usb 2-1: config 0 descriptor?? [ 78.084366][ T1787] usb 3-1: Using ep0 maxpacket: 8 [ 78.104114][ T1736] usb 4-1: config 0 has an invalid interface number: 67 but max is 0 [ 78.112262][ T1736] usb 4-1: config 0 has no interface number 0 [ 78.114019][ T1737] usb 5-1: Using ep0 maxpacket: 8 [ 78.120037][ T17] rio500 1-1:0.67: Second USB Rio at address 8 refused [ 78.132178][ T1750] rio500 2-1:0.67: Second USB Rio at address 8 refused [ 78.139420][ T1736] usb 4-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 78.148571][ T1736] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 executing program [ 78.156049][ T102] usb 6-1: USB disconnect, device number 8 [ 78.157017][ T1750] rio500: probe of 2-1:0.67 failed with error -16 [ 78.169208][ T102] rio500 6-1:0.67: USB Rio disconnected. [ 78.169893][ T17] rio500: probe of 1-1:0.67 failed with error -16 [ 78.188540][ T1736] usb 4-1: config 0 descriptor?? [ 78.204117][ T1787] usb 3-1: config 0 has an invalid interface number: 67 but max is 0 [ 78.212308][ T1787] usb 3-1: config 0 has no interface number 0 [ 78.218515][ T1787] usb 3-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 78.227656][ T1787] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 78.236929][ T1736] rio500 4-1:0.67: USB Rio found at address 8 [ 78.244733][ T1737] usb 5-1: config 0 has an invalid interface number: 67 but max is 0 [ 78.250824][ T1787] usb 3-1: config 0 descriptor?? [ 78.252894][ T1737] usb 5-1: config 0 has no interface number 0 [ 78.264847][ T1737] usb 5-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 78.274514][ T1737] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 78.283267][ T1737] usb 5-1: config 0 descriptor?? executing program executing program [ 78.306354][ T5] usb 1-1: USB disconnect, device number 8 [ 78.311595][ T1787] rio500 3-1:0.67: Second USB Rio at address 8 refused [ 78.313011][ T12] usb 2-1: USB disconnect, device number 8 [ 78.324997][ T1787] rio500: probe of 3-1:0.67 failed with error -16 [ 78.327736][ T1737] rio500 5-1:0.67: Second USB Rio at address 8 refused [ 78.341131][ T1737] rio500: probe of 5-1:0.67 failed with error -16 executing program [ 78.436959][ T1737] usb 4-1: USB disconnect, device number 8 [ 78.444449][ T1737] rio500 4-1:0.67: USB Rio disconnected. executing program executing program [ 78.507622][ T1733] usb 3-1: USB disconnect, device number 8 [ 78.526606][ T1801] usb 5-1: USB disconnect, device number 8 [ 78.583954][ T102] usb 6-1: new high-speed USB device number 9 using dummy_hcd [ 78.753958][ T5] usb 1-1: new high-speed USB device number 9 using dummy_hcd [ 78.761706][ T12] usb 2-1: new high-speed USB device number 9 using dummy_hcd [ 78.804053][ T1737] usb 4-1: new high-speed USB device number 9 using dummy_hcd [ 78.824001][ T102] usb 6-1: Using ep0 maxpacket: 8 [ 78.864026][ T1733] usb 3-1: new high-speed USB device number 9 using dummy_hcd [ 78.884050][ T1801] usb 5-1: new high-speed USB device number 9 using dummy_hcd [ 78.944010][ T102] usb 6-1: config 0 has an invalid interface number: 67 but max is 0 [ 78.952171][ T102] usb 6-1: config 0 has no interface number 0 [ 78.958608][ T102] usb 6-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 78.967677][ T102] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 78.976554][ T102] usb 6-1: config 0 descriptor?? [ 79.003973][ T5] usb 1-1: Using ep0 maxpacket: 8 [ 79.009989][ T12] usb 2-1: Using ep0 maxpacket: 8 [ 79.017248][ T102] rio500 6-1:0.67: USB Rio found at address 9 [ 79.044070][ T1737] usb 4-1: Using ep0 maxpacket: 8 [ 79.104277][ T1733] usb 3-1: Using ep0 maxpacket: 8 [ 79.133961][ T1801] usb 5-1: Using ep0 maxpacket: 8 [ 79.144125][ T5] usb 1-1: config 0 has an invalid interface number: 67 but max is 0 [ 79.152386][ T5] usb 1-1: config 0 has no interface number 0 [ 79.158739][ T12] usb 2-1: config 0 has an invalid interface number: 67 but max is 0 [ 79.166914][ T12] usb 2-1: config 0 has no interface number 0 [ 79.173346][ T1737] usb 4-1: config 0 has an invalid interface number: 67 but max is 0 [ 79.181519][ T1737] usb 4-1: config 0 has no interface number 0 [ 79.187898][ T12] usb 2-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 79.196975][ T12] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 79.205185][ T5] usb 1-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 79.214277][ T5] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 79.217414][ T1787] usb 6-1: USB disconnect, device number 9 executing program [ 79.222429][ T1737] usb 4-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 79.237841][ T1737] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 79.239009][ T1787] rio500 6-1:0.67: USB Rio disconnected. [ 79.246504][ T1733] usb 3-1: config 0 has an invalid interface number: 67 but max is 0 [ 79.260090][ T1733] usb 3-1: config 0 has no interface number 0 [ 79.267515][ T12] usb 2-1: config 0 descriptor?? [ 79.272874][ T5] usb 1-1: config 0 descriptor?? [ 79.278125][ T1733] usb 3-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 79.287268][ T1733] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 79.296146][ T1801] usb 5-1: config 0 has an invalid interface number: 67 but max is 0 [ 79.304577][ T1801] usb 5-1: config 0 has no interface number 0 [ 79.311722][ T12] rio500 2-1:0.67: USB Rio found at address 9 [ 79.319133][ T5] rio500 1-1:0.67: USB Rio found at address 9 [ 79.326793][ T1737] usb 4-1: config 0 descriptor?? [ 79.333442][ T1801] usb 5-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 79.342577][ T1801] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 79.352480][ T1733] usb 3-1: config 0 descriptor?? [ 79.358450][ T1801] usb 5-1: config 0 descriptor?? [ 79.365361][ T1737] rio500 4-1:0.67: Second USB Rio at address 9 refused [ 79.372295][ T1737] rio500: probe of 4-1:0.67 failed with error -16 [ 79.395268][ T1733] rio500 3-1:0.67: Second USB Rio at address 9 refused [ 79.402406][ T1733] rio500: probe of 3-1:0.67 failed with error -16 [ 79.410242][ T1801] rio500 5-1:0.67: Second USB Rio at address 9 refused [ 79.417302][ T1801] rio500: probe of 5-1:0.67 failed with error -16 executing program executing program [ 79.505693][ T1736] usb 2-1: USB disconnect, device number 9 [ 79.513389][ T1736] rio500 2-1:0.67: USB Rio disconnected. [ 79.521059][ T1801] usb 1-1: USB disconnect, device number 9 [ 79.528133][ T1801] ================================================================== [ 79.537839][ T1801] BUG: KASAN: double-free or invalid-free in disconnect_rio+0x12b/0x1b0 [ 79.546151][ T1801] [ 79.548464][ T1801] CPU: 0 PID: 1801 Comm: kworker/0:6 Not tainted 5.3.0+ #0 executing program [ 79.555643][ T1801] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 79.565312][ T17] usb 4-1: USB disconnect, device number 9 [ 79.566209][ T1801] Workqueue: usb_hub_wq hub_event [ 79.580048][ T1801] Call Trace: [ 79.583349][ T1801] dump_stack+0xca/0x13e [ 79.587598][ T1801] print_address_description+0x6a/0x32c [ 79.593148][ T1801] ? disconnect_rio+0x12b/0x1b0 [ 79.593970][ T1787] usb 6-1: new high-speed USB device number 10 using dummy_hcd executing program [ 79.598106][ T1801] kasan_report_invalid_free+0x61/0xa0 [ 79.598120][ T1801] ? disconnect_rio+0x12b/0x1b0 [ 79.598131][ T1801] __kasan_slab_free+0x162/0x180 [ 79.598143][ T1801] ? disconnect_rio+0x12b/0x1b0 [ 79.598151][ T1801] kfree+0xe4/0x2f0 [ 79.598166][ T1801] disconnect_rio+0x12b/0x1b0 [ 79.612732][ T83] usb 5-1: USB disconnect, device number 9 [ 79.617802][ T1801] usb_unbind_interface+0x1bd/0x8a0 [ 79.617815][ T1801] ? usb_autoresume_device+0x60/0x60 [ 79.617828][ T1801] device_release_driver_internal+0x42f/0x500 [ 79.617839][ T1801] bus_remove_device+0x2dc/0x4a0 [ 79.617851][ T1801] device_del+0x420/0xb10 [ 79.617862][ T1801] ? __device_links_no_driver+0x240/0x240 [ 79.617874][ T1801] ? lockdep_hardirqs_on+0x379/0x580 [ 79.617889][ T1801] ? remove_intf_ep_devs+0x13f/0x1d0 [ 79.623591][ T1750] usb 3-1: USB disconnect, device number 9 [ 79.627652][ T1801] usb_disable_device+0x211/0x690 [ 79.627663][ T1801] usb_disconnect+0x284/0x8d0 [ 79.627673][ T1801] hub_event+0x1454/0x3640 [ 79.627687][ T1801] ? find_held_lock+0x2d/0x110 [ 79.627697][ T1801] ? mark_held_locks+0xe0/0xe0 [ 79.627705][ T1801] ? hub_port_debounce+0x260/0x260 [ 79.627718][ T1801] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 79.627729][ T1801] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 79.627742][ T1801] process_one_work+0x92b/0x1530 [ 79.627754][ T1801] ? pwq_dec_nr_in_flight+0x310/0x310 [ 79.627764][ T1801] ? do_raw_spin_lock+0x11a/0x280 [ 79.627779][ T1801] worker_thread+0x96/0xe20 [ 79.750930][ T1801] ? process_one_work+0x1530/0x1530 [ 79.756176][ T1801] kthread+0x318/0x420 [ 79.760242][ T1801] ? kthread_create_on_node+0xf0/0xf0 [ 79.765902][ T1801] ret_from_fork+0x24/0x30 [ 79.770297][ T1801] [ 79.772741][ T1801] Allocated by task 12: [ 79.776909][ T1801] save_stack+0x1b/0x80 [ 79.781093][ T1801] __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 79.786721][ T1801] probe_rio+0x135/0x248 [ 79.790957][ T1801] usb_probe_interface+0x305/0x7a0 [ 79.796058][ T1801] really_probe+0x281/0x6d0 [ 79.800544][ T1801] driver_probe_device+0x101/0x1b0 [ 79.805655][ T1801] __device_attach_driver+0x1c2/0x220 [ 79.811004][ T1801] bus_for_each_drv+0x162/0x1e0 [ 79.815946][ T1801] __device_attach+0x217/0x360 [ 79.820688][ T1801] bus_probe_device+0x1e4/0x290 [ 79.825520][ T1801] device_add+0xae6/0x16f0 [ 79.829918][ T1801] usb_set_configuration+0xdf6/0x1670 [ 79.835290][ T1801] generic_probe+0x9d/0xd5 [ 79.839686][ T1801] usb_probe_device+0x99/0x100 [ 79.843967][ T1787] usb 6-1: Using ep0 maxpacket: 8 [ 79.844439][ T1801] really_probe+0x281/0x6d0 [ 79.844449][ T1801] driver_probe_device+0x101/0x1b0 [ 79.844459][ T1801] __device_attach_driver+0x1c2/0x220 [ 79.844472][ T1801] bus_for_each_drv+0x162/0x1e0 [ 79.864063][ T1736] usb 2-1: new high-speed USB device number 10 using dummy_hcd [ 79.864533][ T1801] __device_attach+0x217/0x360 [ 79.881650][ T1801] bus_probe_device+0x1e4/0x290 [ 79.886504][ T1801] device_add+0xae6/0x16f0 [ 79.890912][ T1801] usb_new_device.cold+0x6a4/0xe79 [ 79.896013][ T1801] hub_event+0x1b5c/0x3640 [ 79.900416][ T1801] process_one_work+0x92b/0x1530 [ 79.905438][ T1801] worker_thread+0x96/0xe20 [ 79.909918][ T1801] kthread+0x318/0x420 [ 79.913973][ T1801] ret_from_fork+0x24/0x30 [ 79.918476][ T1801] [ 79.920783][ T1801] Freed by task 1736: [ 79.924749][ T1801] save_stack+0x1b/0x80 [ 79.928885][ T1801] __kasan_slab_free+0x130/0x180 [ 79.933820][ T1801] kfree+0xe4/0x2f0 [ 79.937608][ T1801] disconnect_rio+0x12b/0x1b0 [ 79.942292][ T1801] usb_unbind_interface+0x1bd/0x8a0 [ 79.947578][ T1801] device_release_driver_internal+0x42f/0x500 [ 79.953634][ T1801] bus_remove_device+0x2dc/0x4a0 [ 79.958551][ T1801] device_del+0x420/0xb10 [ 79.962883][ T1801] usb_disable_device+0x211/0x690 [ 79.964380][ T1787] usb 6-1: config 0 has an invalid interface number: 67 but max is 0 [ 79.967892][ T1801] usb_disconnect+0x284/0x8d0 [ 79.967901][ T1801] hub_event+0x1454/0x3640 [ 79.967914][ T1801] process_one_work+0x92b/0x1530 [ 79.967927][ T1801] worker_thread+0x96/0xe20 [ 79.976040][ T1787] usb 6-1: config 0 has no interface number 0 [ 79.980654][ T1801] kthread+0x318/0x420 [ 79.985171][ T17] usb 4-1: new high-speed USB device number 10 using dummy_hcd [ 79.989971][ T1801] ret_from_fork+0x24/0x30 [ 79.989976][ T1801] [ 79.989984][ T1801] The buggy address belongs to the object at ffff8881ceae3300 [ 79.989984][ T1801] which belongs to the cache kmalloc-4k of size 4096 [ 79.989997][ T1801] The buggy address is located 0 bytes inside of [ 79.989997][ T1801] 4096-byte region [ffff8881ceae3300, ffff8881ceae4300) [ 79.995868][ T1787] usb 6-1: New USB device found, idVendor=0841, idProduct=0001, bcdDevice=6e.90 [ 80.000631][ T1801] The buggy address belongs to the page: [ 80.000644][ T1801] page:ffffea00073ab800 refcount:1 mapcount:0 mapping:ffff8881da00c280 index:0x0 compound_mapcount: 0 [ 80.000657][ T1801] flags: 0x200000000010200(slab|head) [ 80.000674][ T1801] raw: 0200000000010200 dead000000000100 dead000000000122 ffff8881da00c280 [ 80.004774][ T1787] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 80.012255][ T1801] raw: 0000000000000000 0000000000070007 00000001ffffffff 0000000000000000 [ 80.021904][ T1787] usb 6-1: config 0 descriptor?? [ 80.033341][ T1801] page dumped because: kasan: bad access detected [ 80.033346][ T1801] [ 80.033349][ T1801] Memory state around the buggy address: [ 80.033359][ T1801] ffff8881ceae3200: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 80.033367][ T1801] ffff8881ceae3280: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 80.033376][ T1801] >ffff8881ceae3300: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 80.033380][ T1801] ^ [ 80.033387][ T1801] ffff8881ceae3380: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 80.033394][ T1801] ffff8881ceae3400: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 80.033398][ T1801] ================================================================== [ 80.033401][ T1801] Disabling lock debugging due to kernel taint [ 80.033512][ T1801] Kernel panic - not syncing: panic_on_warn set ... [ 80.046847][ T83] usb 5-1: new high-speed USB device number 10 using dummy_hcd [ 80.055625][ T1801] CPU: 0 PID: 1801 Comm: kworker/0:6 Tainted: G B 5.3.0+ #0 [ 80.055632][ T1801] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 80.055647][ T1801] Workqueue: usb_hub_wq hub_event [ 80.225435][ T1801] Call Trace: [ 80.228736][ T1801] dump_stack+0xca/0x13e [ 80.232972][ T1801] panic+0x2a3/0x6da [ 80.236849][ T1801] ? add_taint.cold+0x16/0x16 [ 80.241506][ T1801] ? disconnect_rio+0x12b/0x1b0 [ 80.246338][ T1801] ? trace_hardirqs_on+0x55/0x1e0 [ 80.251341][ T1801] ? disconnect_rio+0x12b/0x1b0 [ 80.256169][ T1801] end_report+0x43/0x49 [ 80.261279][ T1801] kasan_report_invalid_free+0x7d/0xa0 [ 80.266717][ T1801] ? disconnect_rio+0x12b/0x1b0 [ 80.271635][ T1801] __kasan_slab_free+0x162/0x180 [ 80.276551][ T1801] ? disconnect_rio+0x12b/0x1b0 [ 80.281391][ T1801] kfree+0xe4/0x2f0 [ 80.285277][ T1801] disconnect_rio+0x12b/0x1b0 [ 80.289933][ T1801] usb_unbind_interface+0x1bd/0x8a0 [ 80.295122][ T1801] ? usb_autoresume_device+0x60/0x60 [ 80.300389][ T1801] device_release_driver_internal+0x42f/0x500 [ 80.309047][ T1801] bus_remove_device+0x2dc/0x4a0 [ 80.314312][ T1801] device_del+0x420/0xb10 [ 80.318648][ T1801] ? __device_links_no_driver+0x240/0x240 [ 80.324352][ T1801] ? lockdep_hardirqs_on+0x379/0x580 [ 80.329632][ T1801] ? remove_intf_ep_devs+0x13f/0x1d0 [ 80.334925][ T1801] usb_disable_device+0x211/0x690 [ 80.340105][ T1801] usb_disconnect+0x284/0x8d0 [ 80.344761][ T1801] hub_event+0x1454/0x3640 [ 80.349177][ T1801] ? find_held_lock+0x2d/0x110 [ 80.353924][ T1801] ? mark_held_locks+0xe0/0xe0 [ 80.358672][ T1801] ? hub_port_debounce+0x260/0x260 [ 80.363774][ T1801] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 80.369308][ T1801] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 80.374660][ T1801] process_one_work+0x92b/0x1530 [ 80.380184][ T1801] ? pwq_dec_nr_in_flight+0x310/0x310 [ 80.385730][ T1801] ? do_raw_spin_lock+0x11a/0x280 [ 80.391190][ T1801] worker_thread+0x96/0xe20 [ 80.395777][ T1801] ? process_one_work+0x1530/0x1530 [ 80.401326][ T1801] kthread+0x318/0x420 [ 80.405374][ T1801] ? kthread_create_on_node+0xf0/0xf0 [ 80.410726][ T1801] ret_from_fork+0x24/0x30 [ 80.415807][ T1801] Kernel Offset: disabled [ 80.420122][ T1801] Rebooting in 86400 seconds..