[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c.
[....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c.
[....] Starting OpenBSD Secure Shell server: sshd[   13.851760][ T1665] random: sshd: uninitialized urandom read (32 bytes read)
[?25l[?1c7[ ok 8[?25h[?0c.

Debian GNU/Linux 7 syzkaller ttyS0

syzkaller login: [   15.636084][ T1698] random: sshd: uninitialized urandom read (32 bytes read)
[   15.762641][ T1702] random: sshd: uninitialized urandom read (32 bytes read)
[   15.839662][    C1] random: crng init done
Warning: Permanently added '10.128.0.87' (ECDSA) to the list of known hosts.
executing program
executing program
executing program
executing program
executing program
executing program
[  715.393425][    T5] usb 2-1: new low-speed USB device number 2 using dummy_hcd
[  715.393433][   T83] usb 1-1: new low-speed USB device number 2 using dummy_hcd
[  715.393739][   T12] usb 6-1: new low-speed USB device number 2 using dummy_hcd
[  715.413363][   T17] usb 4-1: new low-speed USB device number 2 using dummy_hcd
[  715.416322][ T1735] usb 5-1: new low-speed USB device number 2 using dummy_hcd
[  715.430553][ T1734] usb 3-1: new low-speed USB device number 2 using dummy_hcd
[  715.763554][   T83] usb 1-1: config index 0 descriptor too short (expected 17435, got 27)
[  715.763561][    T5] usb 2-1: config index 0 descriptor too short (expected 17435, got 27)
[  715.763602][   T83] usb 1-1: config 0 has an invalid interface number: 124 but max is 0
[  715.771979][    T5] usb 2-1: config 0 has an invalid interface number: 124 but max is 0
[  715.780383][   T83] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  715.788499][    T5] usb 2-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  715.796655][   T83] usb 1-1: config 0 has no interface number 0
[  715.806811][    T5] usb 2-1: config 0 has no interface number 0
[  715.817399][   T83] usb 1-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  715.823243][    T5] usb 2-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  715.829021][   T83] usb 1-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  715.829035][   T83] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  715.833514][   T17] usb 4-1: config index 0 descriptor too short (expected 17435, got 27)
[  715.839238][    T5] usb 2-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  715.849194][   T17] usb 4-1: config 0 has an invalid interface number: 124 but max is 0
[  715.849208][   T17] usb 4-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  715.858240][    T5] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  715.866191][   T17] usb 4-1: config 0 has no interface number 0
[  715.867475][   T83] usb 1-1: config 0 descriptor??
[  715.879012][    T5] usb 2-1: config 0 descriptor??
[  715.884556][   T17] usb 4-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  715.892334][ T1735] usb 5-1: config index 0 descriptor too short (expected 17435, got 27)
[  715.902471][   T17] usb 4-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  715.910326][ T1735] usb 5-1: config 0 has an invalid interface number: 124 but max is 0
[  715.916385][   T17] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  715.921290][ T1735] usb 5-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  715.931823][   T17] usb 4-1: config 0 descriptor??
[  715.936279][ T1735] usb 5-1: config 0 has no interface number 0
[  715.936497][ T1734] usb 3-1: config index 0 descriptor too short (expected 17435, got 27)
[  715.946694][   T83] ldusb 1-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  715.953821][ T1734] usb 3-1: config 0 has an invalid interface number: 124 but max is 0
[  715.967925][   T83] ldusb 1-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  715.969924][ T1734] usb 3-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  715.969936][ T1734] usb 3-1: config 0 has no interface number 0
[  715.969998][   T12] usb 6-1: config index 0 descriptor too short (expected 17435, got 27)
[  716.014597][   T17] ldusb 4-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  716.016908][   T12] usb 6-1: config 0 has an invalid interface number: 124 but max is 0
[  716.030021][   T17] ldusb 4-1:0.124: LD USB Device #1 now attached to major 180 minor 1
[  716.035108][   T12] usb 6-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  716.035122][   T12] usb 6-1: config 0 has no interface number 0
[  716.035371][ T1734] usb 3-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  716.101745][ T1734] usb 3-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  716.110780][ T1734] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  716.120007][    T5] ldusb 2-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  716.129566][ T1735] usb 5-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  716.139786][ T1735] usb 5-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  716.148830][ T1735] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
executing program
[  716.157165][   T12] usb 6-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  716.164660][   T17] usb 1-1: USB disconnect, device number 2
[  716.167291][   T12] usb 6-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  716.181932][   T17] ldusb 1-1:0.124: LD USB Device #0 now disconnected
[  716.182039][   T12] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  716.196971][    T5] ldusb 2-1:0.124: LD USB Device #2 now attached to major 180 minor 2
[  716.207105][ T1735] usb 5-1: config 0 descriptor??
executing program
[  716.213008][   T12] usb 6-1: config 0 descriptor??
[  716.218905][ T1734] usb 3-1: config 0 descriptor??
[  716.227369][   T83] usb 4-1: USB disconnect, device number 2
[  716.235448][   T83] ldusb 4-1:0.124: LD USB Device #1 now disconnected
[  716.244631][ T1735] ldusb 5-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  716.255376][   T12] ldusb 6-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
executing program
[  716.266321][ T1734] ldusb 3-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  716.279933][ T1738] usb 2-1: USB disconnect, device number 2
[  716.280070][   T12] ldusb 6-1:0.124: LD USB Device #1 now attached to major 180 minor 1
[  716.293595][ T1738] ldusb 2-1:0.124: LD USB Device #2 now disconnected
[  716.294640][ T1735] ldusb 5-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  716.311437][ T1734] ldusb 3-1:0.124: LD USB Device #2 now attached to major 180 minor 2
executing program
[  716.464563][ T1735] usb 5-1: USB disconnect, device number 2
[  716.493951][ T1732] ldusb 5-1:0.124: Couldn't submit interrupt_in_urb -19
[  716.501638][ T1750] usb 6-1: USB disconnect, device number 2
[  716.502353][ T1735] ldusb 5-1:0.124: LD USB Device #0 now disconnected
executing program
executing program
[  716.508472][ T1750] ldusb 6-1:0.124: LD USB Device #1 now disconnected
[  716.528104][ T1754] usb 3-1: USB disconnect, device number 2
[  716.535058][ T1754] ldusb 3-1:0.124: LD USB Device #2 now disconnected
[  716.573479][   T17] usb 1-1: new low-speed USB device number 3 using dummy_hcd
[  716.593436][   T83] usb 4-1: new low-speed USB device number 3 using dummy_hcd
[  716.663461][ T1738] usb 2-1: new low-speed USB device number 3 using dummy_hcd
[  716.873470][ T1750] usb 6-1: new low-speed USB device number 3 using dummy_hcd
[  716.884015][ T1735] usb 5-1: new low-speed USB device number 3 using dummy_hcd
[  716.893587][ T1754] usb 3-1: new low-speed USB device number 3 using dummy_hcd
[  716.933555][   T17] usb 1-1: config index 0 descriptor too short (expected 17435, got 27)
[  716.941897][   T17] usb 1-1: config 0 has an invalid interface number: 124 but max is 0
[  716.950122][   T17] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  716.960256][   T17] usb 1-1: config 0 has no interface number 0
[  716.966374][   T83] usb 4-1: config index 0 descriptor too short (expected 17435, got 27)
[  716.974732][   T83] usb 4-1: config 0 has an invalid interface number: 124 but max is 0
[  716.983002][   T83] usb 4-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  716.993097][   T83] usb 4-1: config 0 has no interface number 0
[  716.999609][   T17] usb 1-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  717.009716][   T17] usb 1-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  717.018818][   T17] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  717.026852][   T83] usb 4-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  717.036997][   T83] usb 4-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  717.046040][   T83] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  717.055211][   T17] usb 1-1: config 0 descriptor??
[  717.060962][   T83] usb 4-1: config 0 descriptor??
[  717.093646][ T1738] usb 2-1: config index 0 descriptor too short (expected 17435, got 27)
[  717.102035][ T1738] usb 2-1: config 0 has an invalid interface number: 124 but max is 0
[  717.110281][ T1738] usb 2-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  717.120373][ T1738] usb 2-1: config 0 has no interface number 0
[  717.127756][   T17] ldusb 1-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  717.138532][   T83] ldusb 4-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  717.149375][ T1738] usb 2-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  717.159508][ T1738] usb 2-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  717.168624][ T1738] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  717.176787][   T83] ldusb 4-1:0.124: LD USB Device #1 now attached to major 180 minor 1
[  717.185165][   T17] ldusb 1-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  717.196474][ T1738] usb 2-1: config 0 descriptor??
[  717.234926][ T1738] ldusb 2-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  717.245579][ T1738] ldusb 2-1:0.124: LD USB Device #2 now attached to major 180 minor 2
[  717.263410][ T1735] usb 5-1: config index 0 descriptor too short (expected 17435, got 27)
[  717.271825][ T1735] usb 5-1: config 0 has an invalid interface number: 124 but max is 0
[  717.273423][ T1750] usb 6-1: config index 0 descriptor too short (expected 17435, got 27)
[  717.280236][ T1735] usb 5-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  717.288373][ T1750] usb 6-1: config 0 has an invalid interface number: 124 but max is 0
[  717.298395][ T1735] usb 5-1: config 0 has no interface number 0
[  717.306542][ T1750] usb 6-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  717.313974][ T1735] usb 5-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  717.322635][ T1750] usb 6-1: config 0 has no interface number 0
[  717.332734][ T1735] usb 5-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  717.338992][ T1750] usb 6-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  717.347904][ T1735] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  717.357972][ T1750] usb 6-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  717.368573][ T1735] usb 5-1: config 0 descriptor??
executing program
executing program
[  717.374964][ T1750] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  717.381586][   T12] usb 1-1: USB disconnect, device number 3
[  717.401602][ T1750] usb 6-1: config 0 descriptor??
[  717.402637][   T12] ldusb 1-1:0.124: LD USB Device #0 now disconnected
[  717.414687][ T1735] ldusb 5-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  717.423678][ T1754] usb 3-1: config index 0 descriptor too short (expected 17435, got 27)
[  717.426360][ T1735] ldusb 5-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  717.432521][ T1754] usb 3-1: config 0 has an invalid interface number: 124 but max is 0
[  717.442969][ T1735] usb 4-1: USB disconnect, device number 3
[  717.448784][ T1754] usb 3-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  717.455713][ T1735] ldusb 4-1:0.124: LD USB Device #1 now disconnected
[  717.464679][ T1754] usb 3-1: config 0 has no interface number 0
[  717.472858][ T1734] usb 2-1: USB disconnect, device number 3
executing program
[  717.480502][ T1750] ldusb 6-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  717.485638][ T1734] ldusb 2-1:0.124: LD USB Device #2 now disconnected
[  717.517420][ T1754] usb 3-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  717.527632][ T1754] usb 3-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  717.536678][ T1754] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  717.544854][ T1750] ldusb 6-1:0.124: LD USB Device #1 now attached to major 180 minor 1
[  717.555417][ T1754] usb 3-1: config 0 descriptor??
[  717.594886][ T1754] ldusb 3-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  717.605303][ T1754] ldusb 3-1:0.124: LD USB Device #2 now attached to major 180 minor 2
executing program
[  717.645096][ T1754] usb 5-1: USB disconnect, device number 3
[  717.652021][ T1754] ldusb 5-1:0.124: LD USB Device #0 now disconnected
executing program
[  717.697141][ T1750] usb 6-1: USB disconnect, device number 3
[  717.704416][ T1750] ldusb 6-1:0.124: LD USB Device #1 now disconnected
executing program
[  717.793448][   T12] usb 1-1: new low-speed USB device number 4 using dummy_hcd
[  717.795175][ T1738] usb 3-1: USB disconnect, device number 3
[  717.808496][ T1738] ldusb 3-1:0.124: LD USB Device #2 now disconnected
[  717.833471][ T1735] usb 4-1: new low-speed USB device number 4 using dummy_hcd
[  717.893380][ T1734] usb 2-1: new low-speed USB device number 4 using dummy_hcd
[  718.003380][ T1754] usb 5-1: new low-speed USB device number 4 using dummy_hcd
[  718.063363][ T1750] usb 6-1: new low-speed USB device number 4 using dummy_hcd
[  718.153481][   T12] usb 1-1: config index 0 descriptor too short (expected 17435, got 27)
[  718.161874][   T12] usb 1-1: config 0 has an invalid interface number: 124 but max is 0
[  718.170137][   T12] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  718.180229][   T12] usb 1-1: config 0 has no interface number 0
[  718.183360][ T1738] usb 3-1: new low-speed USB device number 4 using dummy_hcd
[  718.186489][   T12] usb 1-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  718.203910][   T12] usb 1-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  718.212920][   T12] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  718.222533][   T12] usb 1-1: config 0 descriptor??
[  718.230007][ T1735] usb 4-1: config index 0 descriptor too short (expected 17435, got 27)
[  718.238433][ T1735] usb 4-1: config 0 has an invalid interface number: 124 but max is 0
[  718.246606][ T1735] usb 4-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  718.256749][ T1735] usb 4-1: config 0 has no interface number 0
[  718.263052][ T1735] usb 4-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  718.273198][ T1735] usb 4-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  718.282304][ T1735] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  718.291121][ T1735] usb 4-1: config 0 descriptor??
[  718.296220][ T1734] usb 2-1: config index 0 descriptor too short (expected 17435, got 27)
[  718.307500][ T1734] usb 2-1: config 0 has an invalid interface number: 124 but max is 0
[  718.315955][ T1734] usb 2-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  718.326024][ T1734] usb 2-1: config 0 has no interface number 0
[  718.333194][   T12] ldusb 1-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  718.343680][ T1734] usb 2-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  718.353875][ T1734] usb 2-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  718.362889][ T1734] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  718.371072][   T12] ldusb 1-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  718.373937][ T1754] usb 5-1: config index 0 descriptor too short (expected 17435, got 27)
[  718.380516][ T1735] ldusb 4-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  718.387581][ T1754] usb 5-1: config 0 has an invalid interface number: 124 but max is 0
[  718.399976][ T1735] ldusb 4-1:0.124: LD USB Device #1 now attached to major 180 minor 1
[  718.405199][ T1754] usb 5-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  718.405215][ T1754] usb 5-1: config 0 has no interface number 0
[  718.418093][ T1734] usb 2-1: config 0 descriptor??
[  718.437855][ T1754] usb 5-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  718.448068][ T1754] usb 5-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  718.457120][ T1754] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  718.466017][ T1754] usb 5-1: config 0 descriptor??
[  718.474792][ T1734] ldusb 2-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  718.485451][ T1734] ldusb 2-1:0.124: LD USB Device #2 now attached to major 180 minor 2
[  718.503582][ T1750] usb 6-1: config index 0 descriptor too short (expected 17435, got 27)
[  718.511965][ T1750] usb 6-1: config 0 has an invalid interface number: 124 but max is 0
[  718.515331][ T1734] usb 1-1: USB disconnect, device number 4
[  718.520266][ T1750] usb 6-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  718.527644][ T1734] ldusb 1-1:0.124: LD USB Device #0 now disconnected
[  718.536073][ T1750] usb 6-1: config 0 has no interface number 0
executing program
[  718.537278][ T1754] ldusb 5-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  718.559601][ T1750] usb 6-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  718.569840][ T1750] usb 6-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  718.578886][ T1750] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  718.587079][ T1754] ldusb 5-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  718.597697][ T1750] usb 6-1: config 0 descriptor??
executing program
[  718.634394][ T1735] usb 4-1: USB disconnect, device number 4
[  718.635809][ T1750] ldusb 6-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  718.646599][ T1735] ldusb 4-1:0.124: LD USB Device #1 now disconnected
[  718.654895][ T1750] ldusb 6-1:0.124: LD USB Device #1 now attached to major 180 minor 1
executing program
[  718.683472][ T1738] usb 3-1: config index 0 descriptor too short (expected 17435, got 27)
[  718.691819][ T1738] usb 3-1: config 0 has an invalid interface number: 124 but max is 0
[  718.700090][ T1738] usb 3-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  718.710294][ T1738] usb 3-1: config 0 has no interface number 0
[  718.717838][ T1738] usb 3-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
executing program
[  718.727971][ T1738] usb 3-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  718.733949][   T12] usb 5-1: USB disconnect, device number 4
[  718.737037][ T1738] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  718.738021][ T1738] usb 3-1: config 0 descriptor??
[  718.754281][   T12] ldusb 5-1:0.124: LD USB Device #0 now disconnected
[  718.756384][ T1750] usb 2-1: USB disconnect, device number 4
[  718.769682][ T1750] ldusb 2-1:0.124: LD USB Device #2 now disconnected
executing program
[  718.794566][ T1738] ldusb 3-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  718.805156][ T1738] ldusb 3-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  718.857588][ T1738] usb 6-1: USB disconnect, device number 4
[  718.864486][ T1738] ldusb 6-1:0.124: LD USB Device #1 now disconnected
[  718.943363][ T1734] usb 1-1: new low-speed USB device number 5 using dummy_hcd
executing program
[  719.013423][ T1735] usb 4-1: new low-speed USB device number 5 using dummy_hcd
[  719.021402][    T5] usb 3-1: USB disconnect, device number 4
[  719.028725][    T5] ldusb 3-1:0.124: LD USB Device #0 now disconnected
[  719.113372][   T12] usb 5-1: new low-speed USB device number 5 using dummy_hcd
[  719.133372][ T1750] usb 2-1: new low-speed USB device number 5 using dummy_hcd
[  719.233383][ T1738] usb 6-1: new low-speed USB device number 5 using dummy_hcd
[  719.303440][ T1734] usb 1-1: config index 0 descriptor too short (expected 17435, got 27)
[  719.311956][ T1734] usb 1-1: config 0 has an invalid interface number: 124 but max is 0
[  719.320189][ T1734] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  719.330286][ T1734] usb 1-1: config 0 has no interface number 0
[  719.336855][ T1734] usb 1-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  719.346977][ T1734] usb 1-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  719.356102][ T1734] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  719.365464][ T1734] usb 1-1: config 0 descriptor??
[  719.403491][ T1735] usb 4-1: config index 0 descriptor too short (expected 17435, got 27)
[  719.411886][ T1735] usb 4-1: config 0 has an invalid interface number: 124 but max is 0
[  719.420125][ T1735] usb 4-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  719.430332][ T1735] usb 4-1: config 0 has no interface number 0
[  719.436494][    T5] usb 3-1: new low-speed USB device number 5 using dummy_hcd
[  719.445162][ T1734] ldusb 1-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  719.455540][ T1735] usb 4-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  719.465747][ T1735] usb 4-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  719.474844][ T1735] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  719.482976][ T1734] ldusb 1-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  719.493650][ T1735] usb 4-1: config 0 descriptor??
[  719.493819][ T1750] usb 2-1: config index 0 descriptor too short (expected 17435, got 27)
[  719.506952][ T1750] usb 2-1: config 0 has an invalid interface number: 124 but max is 0
[  719.515246][ T1750] usb 2-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  719.523406][   T12] usb 5-1: config index 0 descriptor too short (expected 17435, got 27)
[  719.525333][ T1750] usb 2-1: config 0 has no interface number 0
[  719.525460][ T1750] usb 2-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  719.533746][   T12] usb 5-1: config 0 has an invalid interface number: 124 but max is 0
[  719.539760][ T1750] usb 2-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  719.550251][   T12] usb 5-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  719.550262][   T12] usb 5-1: config 0 has no interface number 0
[  719.555675][ T1735] ldusb 4-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  719.558500][ T1750] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  719.568288][   T12] usb 5-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  719.580112][ T1750] usb 2-1: config 0 descriptor??
[  719.583789][   T12] usb 5-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  719.583803][   T12] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  719.584142][ T1735] ldusb 4-1:0.124: LD USB Device #1 now attached to major 180 minor 1
[  719.624183][ T1754] usb 1-1: USB disconnect, device number 5
[  719.636550][   T12] usb 5-1: config 0 descriptor??
executing program
[  719.642726][ T1750] ldusb 2-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  719.668401][ T1754] ldusb 1-1:0.124: LD USB Device #0 now disconnected
[  719.675343][ T1738] usb 6-1: config index 0 descriptor too short (expected 17435, got 27)
[  719.683835][ T1738] usb 6-1: config 0 has an invalid interface number: 124 but max is 0
[  719.691972][ T1738] usb 6-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  719.697213][   T12] ldusb 5-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  719.702045][ T1738] usb 6-1: config 0 has no interface number 0
[  719.702989][ T1738] usb 6-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  719.715412][   T12] ldusb 5-1:0.124: LD USB Device #2 now attached to major 180 minor 2
[  719.717753][ T1738] usb 6-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  719.745187][ T1738] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
executing program
[  719.752238][   T12] usb 4-1: USB disconnect, device number 5
[  719.753609][ T1750] ldusb 2-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  719.767890][   T12] ldusb 4-1:0.124: LD USB Device #1 now disconnected
[  719.778161][ T1738] usb 6-1: config 0 descriptor??
[  719.825049][ T1738] ldusb 6-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  719.835332][ T1738] ldusb 6-1:0.124: LD USB Device #1 now attached to major 180 minor 1
[  719.863500][    T5] usb 3-1: config index 0 descriptor too short (expected 17435, got 27)
executing program
[  719.871866][    T5] usb 3-1: config 0 has an invalid interface number: 124 but max is 0
[  719.880089][    T5] usb 3-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  719.890266][    T5] usb 3-1: config 0 has no interface number 0
[  719.894580][ T1738] usb 2-1: USB disconnect, device number 5
[  719.896677][ T1777] ldusb 2-1:0.124: Couldn't submit interrupt_in_urb -19
[  719.910113][    T5] usb 3-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
executing program
[  719.912935][ T1738] ldusb 2-1:0.124: LD USB Device #0 now disconnected
[  719.920253][    T5] usb 3-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  719.920267][    T5] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  719.922784][    T5] usb 3-1: config 0 descriptor??
[  719.949641][ T1735] usb 5-1: USB disconnect, device number 5
[  719.956343][ T1735] ldusb 5-1:0.124: LD USB Device #2 now disconnected
[  719.984823][    T5] ldusb 3-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  719.995173][    T5] ldusb 3-1:0.124: LD USB Device #0 now attached to major 180 minor 0
executing program
[  720.044034][    T5] usb 6-1: USB disconnect, device number 5
[  720.050703][    T5] ldusb 6-1:0.124: LD USB Device #1 now disconnected
[  720.133430][ T1754] usb 1-1: new low-speed USB device number 6 using dummy_hcd
[  720.153377][   T12] usb 4-1: new low-speed USB device number 6 using dummy_hcd
executing program
[  720.204432][ T1734] usb 3-1: USB disconnect, device number 5
[  720.211352][ T1734] ldusb 3-1:0.124: LD USB Device #0 now disconnected
[  720.293380][ T1738] usb 2-1: new low-speed USB device number 6 using dummy_hcd
[  720.313385][ T1735] usb 5-1: new low-speed USB device number 6 using dummy_hcd
[  720.413470][    T5] usb 6-1: new low-speed USB device number 6 using dummy_hcd
[  720.493427][ T1754] usb 1-1: config index 0 descriptor too short (expected 17435, got 27)
[  720.501852][ T1754] usb 1-1: config 0 has an invalid interface number: 124 but max is 0
[  720.510078][ T1754] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  720.520153][ T1754] usb 1-1: config 0 has no interface number 0
[  720.523416][   T12] usb 4-1: config index 0 descriptor too short (expected 17435, got 27)
[  720.526309][ T1754] usb 1-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  720.534637][   T12] usb 4-1: config 0 has an invalid interface number: 124 but max is 0
[  720.544695][ T1754] usb 1-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  720.552807][   T12] usb 4-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  720.562320][ T1754] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  720.572370][   T12] usb 4-1: config 0 has no interface number 0
[  720.581316][ T1754] usb 1-1: config 0 descriptor??
[  720.586618][ T1734] usb 3-1: new low-speed USB device number 6 using dummy_hcd
[  720.598961][   T12] usb 4-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  720.609077][   T12] usb 4-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  720.618165][   T12] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  720.627741][   T12] usb 4-1: config 0 descriptor??
[  720.631478][ T1754] ldusb 1-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  720.643678][ T1754] ldusb 1-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  720.664702][   T12] ldusb 4-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  720.675632][   T12] ldusb 4-1:0.124: LD USB Device #1 now attached to major 180 minor 1
[  720.693426][ T1738] usb 2-1: config index 0 descriptor too short (expected 17435, got 27)
[  720.701897][ T1738] usb 2-1: config 0 has an invalid interface number: 124 but max is 0
[  720.710117][ T1738] usb 2-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  720.720183][ T1738] usb 2-1: config 0 has no interface number 0
[  720.726272][ T1738] usb 2-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  720.736383][ T1738] usb 2-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  720.745668][ T1738] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  720.754454][ T1738] usb 2-1: config 0 descriptor??
[  720.783461][ T1735] usb 5-1: config index 0 descriptor too short (expected 17435, got 27)
[  720.791833][ T1735] usb 5-1: config 0 has an invalid interface number: 124 but max is 0
[  720.795068][ T1738] ldusb 2-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  720.800027][ T1735] usb 5-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  720.813875][ T1738] ldusb 2-1:0.124: LD USB Device #2 now attached to major 180 minor 2
[  720.819589][ T1735] usb 5-1: config 0 has no interface number 0
[  720.833023][ T1735] usb 5-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
executing program
[  720.844129][ T1735] usb 5-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  720.853126][ T1735] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  720.857110][ T1738] usb 1-1: USB disconnect, device number 6
[  720.861359][    T5] usb 6-1: config index 0 descriptor too short (expected 17435, got 27)
[  720.867298][ T1786] ldusb 1-1:0.124: Couldn't submit interrupt_in_urb -19
[  720.875276][    T5] usb 6-1: config 0 has an invalid interface number: 124 but max is 0
executing program
[  720.875289][    T5] usb 6-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  720.875301][    T5] usb 6-1: config 0 has no interface number 0
[  720.876241][    T5] usb 6-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  720.892208][ T1738] ldusb 1-1:0.124: LD USB Device #0 now disconnected
[  720.900571][    T5] usb 6-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  720.900585][    T5] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  720.906625][ T1735] usb 5-1: config 0 descriptor??
[  720.908408][ T1754] usb 4-1: USB disconnect, device number 6
[  720.925238][    T5] usb 6-1: config 0 descriptor??
[  720.939161][ T1754] ldusb 4-1:0.124: LD USB Device #1 now disconnected
executing program
[  720.994746][ T1750] usb 2-1: USB disconnect, device number 6
[  720.994808][ T1735] ldusb 5-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  721.006311][ T1750] ldusb 2-1:0.124: LD USB Device #2 now disconnected
[  721.014109][    T5] ldusb 6-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  721.034258][ T1735] ldusb 5-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  721.042714][    T5] ldusb 6-1:0.124: LD USB Device #1 now attached to major 180 minor 1
[  721.051255][ T1734] usb 3-1: config index 0 descriptor too short (expected 17435, got 27)
[  721.059711][ T1734] usb 3-1: config 0 has an invalid interface number: 124 but max is 0
[  721.067867][ T1734] usb 3-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  721.078037][ T1734] usb 3-1: config 0 has no interface number 0
[  721.086179][ T1734] usb 3-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  721.096360][ T1734] usb 3-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  721.105470][ T1734] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  721.114373][ T1734] usb 3-1: config 0 descriptor??
executing program
[  721.154715][ T1734] ldusb 3-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  721.165079][ T1734] ldusb 3-1:0.124: LD USB Device #2 now attached to major 180 minor 2
[  721.194898][   T17] usb 5-1: USB disconnect, device number 6
executing program
[  721.214465][   T17] ldusb 5-1:0.124: LD USB Device #0 now disconnected
[  721.215488][ T1734] usb 6-1: USB disconnect, device number 6
[  721.231754][ T1734] ldusb 6-1:0.124: LD USB Device #1 now disconnected
[  721.283375][ T1738] usb 1-1: new low-speed USB device number 7 using dummy_hcd
[  721.313356][ T1754] usb 4-1: new low-speed USB device number 7 using dummy_hcd
executing program
[  721.354755][    T5] usb 3-1: USB disconnect, device number 6
[  721.362502][    T5] ldusb 3-1:0.124: LD USB Device #2 now disconnected
[  721.423404][ T1750] usb 2-1: new low-speed USB device number 7 using dummy_hcd
[  721.573406][   T17] usb 5-1: new low-speed USB device number 7 using dummy_hcd
[  721.583475][ T1734] usb 6-1: new low-speed USB device number 7 using dummy_hcd
[  721.643407][ T1738] usb 1-1: config index 0 descriptor too short (expected 17435, got 27)
[  721.651805][ T1738] usb 1-1: config 0 has an invalid interface number: 124 but max is 0
[  721.660026][ T1738] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  721.670109][ T1738] usb 1-1: config 0 has no interface number 0
[  721.676341][ T1754] usb 4-1: config index 0 descriptor too short (expected 17435, got 27)
[  721.684700][ T1754] usb 4-1: config 0 has an invalid interface number: 124 but max is 0
[  721.692827][ T1754] usb 4-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  721.702903][ T1754] usb 4-1: config 0 has no interface number 0
[  721.709293][ T1738] usb 1-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  721.719386][ T1738] usb 1-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  721.728463][ T1738] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  721.736488][ T1754] usb 4-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  721.746622][ T1754] usb 4-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  721.755743][ T1754] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  721.764580][ T1738] usb 1-1: config 0 descriptor??
[  721.770169][ T1754] usb 4-1: config 0 descriptor??
[  721.783390][    T5] usb 3-1: new low-speed USB device number 7 using dummy_hcd
[  721.804700][ T1738] ldusb 1-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  721.815744][ T1754] ldusb 4-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  721.828314][ T1738] ldusb 1-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  721.836687][ T1754] ldusb 4-1:0.124: LD USB Device #1 now attached to major 180 minor 1
[  721.845211][ T1750] usb 2-1: config index 0 descriptor too short (expected 17435, got 27)
[  721.853593][ T1750] usb 2-1: config 0 has an invalid interface number: 124 but max is 0
[  721.861733][ T1750] usb 2-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  721.871879][ T1750] usb 2-1: config 0 has no interface number 0
[  721.880041][ T1750] usb 2-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  721.890194][ T1750] usb 2-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  721.899336][ T1750] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  721.908178][ T1750] usb 2-1: config 0 descriptor??
[  721.944782][ T1750] ldusb 2-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  721.954499][   T17] usb 5-1: config index 0 descriptor too short (expected 17435, got 27)
[  721.962949][   T17] usb 5-1: config 0 has an invalid interface number: 124 but max is 0
[  721.963447][ T1734] usb 6-1: config index 0 descriptor too short (expected 17435, got 27)
[  721.971156][   T17] usb 5-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  721.979496][ T1734] usb 6-1: config 0 has an invalid interface number: 124 but max is 0
[  721.989597][   T17] usb 5-1: config 0 has no interface number 0
[  721.990652][   T17] usb 5-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  721.997762][ T1734] usb 6-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  721.997777][ T1734] usb 6-1: config 0 has no interface number 0
[  722.003857][   T17] usb 5-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  722.003871][   T17] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
executing program
executing program
[  722.015218][ T1734] usb 6-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  722.024409][ T1750] ldusb 2-1:0.124: LD USB Device #2 now attached to major 180 minor 2
[  722.030228][ T1734] usb 6-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  722.030242][ T1734] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  722.046588][ T1750] usb 1-1: USB disconnect, device number 7
[  722.062446][ T1734] usb 6-1: config 0 descriptor??
[  722.067000][   T17] usb 5-1: config 0 descriptor??
[  722.099255][ T1750] ldusb 1-1:0.124: LD USB Device #0 now disconnected
[  722.107078][ T1754] usb 4-1: USB disconnect, device number 7
[  722.114507][ T1754] ldusb 4-1:0.124: LD USB Device #1 now disconnected
[  722.122047][ T1734] ldusb 6-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  722.133261][ T1734] ldusb 6-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  722.144711][   T17] ldusb 5-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
executing program
[  722.155528][   T17] ldusb 5-1:0.124: LD USB Device #1 now attached to major 180 minor 1
[  722.165761][ T1734] usb 2-1: USB disconnect, device number 7
[  722.172954][ T1734] ldusb 2-1:0.124: LD USB Device #2 now disconnected
[  722.193473][    T5] usb 3-1: config index 0 descriptor too short (expected 17435, got 27)
[  722.201836][    T5] usb 3-1: config 0 has an invalid interface number: 124 but max is 0
[  722.210008][    T5] usb 3-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  722.220079][    T5] usb 3-1: config 0 has no interface number 0
[  722.226551][    T5] usb 3-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  722.236652][    T5] usb 3-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  722.245723][    T5] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  722.254852][    T5] usb 3-1: config 0 descriptor??
executing program
[  722.294759][    T5] ldusb 3-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  722.305279][    T5] ldusb 3-1:0.124: LD USB Device #2 now attached to major 180 minor 2
[  722.334048][   T17] usb 6-1: USB disconnect, device number 7
executing program
[  722.340859][   T17] ldusb 6-1:0.124: LD USB Device #0 now disconnected
[  722.350443][ T1738] usb 5-1: USB disconnect, device number 7
[  722.358112][ T1738] ldusb 5-1:0.124: LD USB Device #1 now disconnected
executing program
[  722.463397][ T1754] usb 4-1: new low-speed USB device number 8 using dummy_hcd
[  722.470898][ T1750] usb 1-1: new low-speed USB device number 8 using dummy_hcd
[  722.494651][    T5] usb 3-1: USB disconnect, device number 7
[  722.502456][    T5] ldusb 3-1:0.124: LD USB Device #2 now disconnected
[  722.543537][ T1734] usb 2-1: new low-speed USB device number 8 using dummy_hcd
[  722.703357][   T17] usb 6-1: new low-speed USB device number 8 using dummy_hcd
[  722.723406][ T1738] usb 5-1: new low-speed USB device number 8 using dummy_hcd
[  722.833518][ T1754] usb 4-1: config index 0 descriptor too short (expected 17435, got 27)
[  722.841927][ T1754] usb 4-1: config 0 has an invalid interface number: 124 but max is 0
[  722.850152][ T1754] usb 4-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  722.860250][ T1754] usb 4-1: config 0 has no interface number 0
[  722.866380][ T1750] usb 1-1: config index 0 descriptor too short (expected 17435, got 27)
[  722.873365][    T5] usb 3-1: new low-speed USB device number 8 using dummy_hcd
[  722.874743][ T1750] usb 1-1: config 0 has an invalid interface number: 124 but max is 0
[  722.874757][ T1750] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  722.874768][ T1750] usb 1-1: config 0 has no interface number 0
[  722.875018][ T1750] usb 1-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  722.916533][ T1750] usb 1-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  722.923783][ T1734] usb 2-1: config index 0 descriptor too short (expected 17435, got 27)
[  722.925570][ T1750] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  722.933891][ T1734] usb 2-1: config 0 has an invalid interface number: 124 but max is 0
[  722.941919][ T1754] usb 4-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  722.949987][ T1734] usb 2-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  722.950003][ T1734] usb 2-1: config 0 has no interface number 0
[  722.960099][ T1754] usb 4-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  722.970586][ T1734] usb 2-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  722.976239][ T1754] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  722.985277][ T1734] usb 2-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  722.985291][ T1734] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  722.996725][ T1750] usb 1-1: config 0 descriptor??
[  723.026639][ T1754] usb 4-1: config 0 descriptor??
[  723.030859][ T1734] usb 2-1: config 0 descriptor??
[  723.064850][ T1754] ldusb 4-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  723.075905][ T1750] ldusb 1-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  723.084654][ T1734] ldusb 2-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  723.092482][ T1754] ldusb 4-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  723.104396][ T1750] ldusb 1-1:0.124: LD USB Device #1 now attached to major 180 minor 1
[  723.108856][ T1734] ldusb 2-1:0.124: LD USB Device #2 now attached to major 180 minor 2
[  723.143508][   T17] usb 6-1: config index 0 descriptor too short (expected 17435, got 27)
[  723.151882][   T17] usb 6-1: config 0 has an invalid interface number: 124 but max is 0
[  723.160150][   T17] usb 6-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  723.170249][   T17] usb 6-1: config 0 has no interface number 0
[  723.176766][   T17] usb 6-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  723.187045][   T17] usb 6-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  723.196138][   T17] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  723.204178][ T1738] usb 5-1: config index 0 descriptor too short (expected 17435, got 27)
[  723.212490][ T1738] usb 5-1: config 0 has an invalid interface number: 124 but max is 0
[  723.220744][ T1738] usb 5-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  723.230843][ T1738] usb 5-1: config 0 has no interface number 0
[  723.237441][ T1738] usb 5-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  723.247557][ T1738] usb 5-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  723.256598][ T1738] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
executing program
[  723.264882][   T17] usb 6-1: config 0 descriptor??
[  723.270524][ T1738] usb 5-1: config 0 descriptor??
[  723.273921][    T5] usb 3-1: config index 0 descriptor too short (expected 17435, got 27)
[  723.284155][    T5] usb 3-1: config 0 has an invalid interface number: 124 but max is 0
[  723.289800][ T1750] usb 1-1: USB disconnect, device number 8
[  723.292304][    T5] usb 3-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
executing program
[  723.292317][    T5] usb 3-1: config 0 has no interface number 0
[  723.296999][    T5] usb 3-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  723.305595][   T17] ldusb 6-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  723.314379][    T5] usb 3-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  723.324961][ T1738] ldusb 5-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  723.330497][    T5] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
executing program
[  723.340826][ T1750] ldusb 1-1:0.124: LD USB Device #1 now disconnected
[  723.356566][ T1735] usb 4-1: USB disconnect, device number 8
[  723.368064][   T17] ldusb 6-1:0.124: LD USB Device #1 now attached to major 180 minor 1
[  723.375771][ T1734] usb 2-1: USB disconnect, device number 8
[  723.392522][ T1738] ldusb 5-1:0.124: LD USB Device #3 now attached to major 180 minor 3
[  723.395939][    T5] usb 3-1: config 0 descriptor??
[  723.409684][ T1735] ldusb 4-1:0.124: LD USB Device #0 now disconnected
[  723.421809][ T1734] ldusb 2-1:0.124: LD USB Device #2 now disconnected
[  723.464744][    T5] ldusb 3-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  723.475660][    T5] ldusb 3-1:0.124: LD USB Device #0 now attached to major 180 minor 0
executing program
executing program
[  723.524296][   T17] usb 6-1: USB disconnect, device number 8
[  723.532371][   T17] ldusb 6-1:0.124: LD USB Device #1 now disconnected
[  723.564004][    T5] usb 5-1: USB disconnect, device number 8
[  723.570661][    T5] ldusb 5-1:0.124: LD USB Device #3 now disconnected
executing program
[  723.684142][ T1738] usb 3-1: USB disconnect, device number 8
[  723.691515][ T1738] ldusb 3-1:0.124: LD USB Device #0 now disconnected
[  723.763380][ T1750] usb 1-1: new low-speed USB device number 9 using dummy_hcd
[  723.783424][ T1735] usb 4-1: new low-speed USB device number 9 using dummy_hcd
[  723.790920][ T1734] usb 2-1: new low-speed USB device number 9 using dummy_hcd
[  723.883378][   T17] usb 6-1: new low-speed USB device number 9 using dummy_hcd
[  723.943407][    T5] usb 5-1: new low-speed USB device number 9 using dummy_hcd
[  724.043427][ T1738] usb 3-1: new low-speed USB device number 9 using dummy_hcd
[  724.123458][ T1750] usb 1-1: config index 0 descriptor too short (expected 17435, got 27)
[  724.131854][ T1750] usb 1-1: config 0 has an invalid interface number: 124 but max is 0
[  724.140047][ T1750] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  724.150148][ T1750] usb 1-1: config 0 has no interface number 0
[  724.156315][ T1750] usb 1-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  724.163474][ T1735] usb 4-1: config index 0 descriptor too short (expected 17435, got 27)
[  724.166436][ T1750] usb 1-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  724.174991][ T1735] usb 4-1: config 0 has an invalid interface number: 124 but max is 0
[  724.175005][ T1735] usb 4-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  724.184016][ T1750] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  724.192139][ T1735] usb 4-1: config 0 has no interface number 0
[  724.214480][ T1750] usb 1-1: config 0 descriptor??
[  724.219842][ T1734] usb 2-1: config index 0 descriptor too short (expected 17435, got 27)
[  724.229598][ T1734] usb 2-1: config 0 has an invalid interface number: 124 but max is 0
[  724.237774][ T1734] usb 2-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  724.247860][ T1734] usb 2-1: config 0 has no interface number 0
[  724.254024][ T1734] usb 2-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  724.264154][ T1734] usb 2-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  724.265153][ T1750] ldusb 1-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  724.273162][ T1734] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  724.277397][ T1735] usb 4-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  724.295378][ T1750] ldusb 1-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  724.300785][ T1735] usb 4-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  724.309244][   T17] usb 6-1: config index 0 descriptor too short (expected 17435, got 27)
[  724.317965][ T1735] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  724.318256][ T1734] usb 2-1: config 0 descriptor??
[  724.326422][   T17] usb 6-1: config 0 has an invalid interface number: 124 but max is 0
[  724.326434][   T17] usb 6-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  724.326447][   T17] usb 6-1: config 0 has no interface number 0
[  724.350488][ T1735] usb 4-1: config 0 descriptor??
[  724.358662][   T17] usb 6-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  724.374846][ T1734] ldusb 2-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  724.378977][   T17] usb 6-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  724.397456][   T17] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  724.399899][ T1734] ldusb 2-1:0.124: LD USB Device #1 now attached to major 180 minor 1
[  724.414076][   T17] usb 6-1: config 0 descriptor??
[  724.414980][ T1735] ldusb 4-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  724.429791][ T1735] ldusb 4-1:0.124: LD USB Device #2 now attached to major 180 minor 2
[  724.464764][   T17] ldusb 6-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  724.473417][    T5] usb 5-1: config index 0 descriptor too short (expected 17435, got 27)
[  724.475242][   T17] ldusb 6-1:0.124: LD USB Device #3 now attached to major 180 minor 3
[  724.482620][    T5] usb 5-1: config 0 has an invalid interface number: 124 but max is 0
[  724.491053][ T1738] usb 3-1: config index 0 descriptor too short (expected 17435, got 27)
[  724.499065][    T5] usb 5-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  724.499078][    T5] usb 5-1: config 0 has no interface number 0
executing program
[  724.507411][ T1738] usb 3-1: config 0 has an invalid interface number: 124 but max is 0
[  724.507424][ T1738] usb 3-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  724.530575][    T5] usb 5-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  724.531714][ T1738] usb 3-1: config 0 has no interface number 0
[  724.534792][ T1738] usb 3-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
executing program
[  724.541877][    T5] usb 5-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  724.552409][ T1738] usb 3-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  724.558468][    T5] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  724.568525][ T1738] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  724.586109][ T1735] usb 1-1: USB disconnect, device number 9
[  724.587767][ T1738] usb 3-1: config 0 descriptor??
[  724.605585][    T5] usb 5-1: config 0 descriptor??
[  724.610138][ T1824] ldusb 1-1:0.124: Couldn't submit interrupt_in_urb -19
executing program
[  724.618114][ T1734] usb 2-1: USB disconnect, device number 9
[  724.619606][   T17] usb 4-1: USB disconnect, device number 9
[  724.630551][ T1735] ldusb 1-1:0.124: LD USB Device #0 now disconnected
[  724.639670][   T17] ldusb 4-1:0.124: LD USB Device #2 now disconnected
[  724.645457][ T1734] ldusb 2-1:0.124: LD USB Device #1 now disconnected
[  724.658755][    T5] ldusb 5-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
executing program
[  724.671911][   T12] usb 6-1: USB disconnect, device number 9
[  724.674742][ T1738] ldusb 3-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  724.679428][    T5] ldusb 5-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  724.692968][ T1738] ldusb 3-1:0.124: LD USB Device #1 now attached to major 180 minor 1
[  724.700943][   T12] ldusb 6-1:0.124: LD USB Device #3 now disconnected
executing program
executing program
[  724.874675][    T5] usb 5-1: USB disconnect, device number 9
[  724.904225][    T5] ldusb 5-1:0.124: LD USB Device #0 now disconnected
[  724.904566][ T1738] usb 3-1: USB disconnect, device number 9
[  724.918410][ T1738] ldusb 3-1:0.124: LD USB Device #1 now disconnected
[  725.003372][   T17] usb 4-1: new low-speed USB device number 10 using dummy_hcd
[  725.043374][ T1735] usb 1-1: new low-speed USB device number 10 using dummy_hcd
[  725.053393][ T1734] usb 2-1: new low-speed USB device number 10 using dummy_hcd
[  725.063469][   T12] usb 6-1: new low-speed USB device number 10 using dummy_hcd
[  725.263423][    T5] usb 5-1: new low-speed USB device number 10 using dummy_hcd
[  725.273503][ T1738] usb 3-1: new low-speed USB device number 10 using dummy_hcd
[  725.383458][   T17] usb 4-1: config index 0 descriptor too short (expected 17435, got 27)
[  725.391858][   T17] usb 4-1: config 0 has an invalid interface number: 124 but max is 0
[  725.400054][   T17] usb 4-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  725.403453][ T1735] usb 1-1: config index 0 descriptor too short (expected 17435, got 27)
[  725.410128][   T17] usb 4-1: config 0 has no interface number 0
[  725.410406][   T17] usb 4-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  725.418566][ T1735] usb 1-1: config 0 has an invalid interface number: 124 but max is 0
[  725.424610][   T17] usb 4-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  725.424623][   T17] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  725.425879][   T17] usb 4-1: config 0 descriptor??
[  725.434728][ T1735] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  725.434740][ T1735] usb 1-1: config 0 has no interface number 0
[  725.435164][ T1734] usb 2-1: config index 0 descriptor too short (expected 17435, got 27)
[  725.487883][   T17] ldusb 4-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  725.489363][ T1734] usb 2-1: config 0 has an invalid interface number: 124 but max is 0
[  725.489377][ T1734] usb 2-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  725.489390][ T1734] usb 2-1: config 0 has no interface number 0
[  725.515465][   T17] ldusb 4-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  725.517113][   T12] usb 6-1: config index 0 descriptor too short (expected 17435, got 27)
[  725.539663][   T12] usb 6-1: config 0 has an invalid interface number: 124 but max is 0
[  725.548309][   T12] usb 6-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  725.558377][   T12] usb 6-1: config 0 has no interface number 0
[  725.564551][ T1735] usb 1-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  725.574667][ T1735] usb 1-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  725.583746][ T1735] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  725.591806][   T12] usb 6-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  725.602007][   T12] usb 6-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  725.611035][   T12] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  725.619892][ T1735] usb 1-1: config 0 descriptor??
[  725.625205][ T1734] usb 2-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  725.635377][ T1734] usb 2-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  725.644445][ T1734] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  725.652617][   T12] usb 6-1: config 0 descriptor??
[  725.653500][ T1738] usb 3-1: config index 0 descriptor too short (expected 17435, got 27)
[  725.664543][ T1735] ldusb 1-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  725.665936][ T1738] usb 3-1: config 0 has an invalid interface number: 124 but max is 0
[  725.676585][ T1734] usb 2-1: config 0 descriptor??
[  725.683622][ T1738] usb 3-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  725.693010][ T1735] ldusb 1-1:0.124: LD USB Device #1 now attached to major 180 minor 1
[  725.698493][ T1738] usb 3-1: config 0 has no interface number 0
[  725.709736][ T1738] usb 3-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  725.714183][   T12] ldusb 6-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
executing program
[  725.722990][ T1738] usb 3-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  725.741001][   T12] ldusb 6-1:0.124: LD USB Device #2 now attached to major 180 minor 2
[  725.741823][ T1738] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  725.760367][   T12] usb 4-1: USB disconnect, device number 10
[  725.767338][    T5] usb 5-1: config index 0 descriptor too short (expected 17435, got 27)
[  725.775861][    T5] usb 5-1: config 0 has an invalid interface number: 124 but max is 0
[  725.784044][    T5] usb 5-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  725.787227][ T1738] usb 3-1: config 0 descriptor??
[  725.794118][    T5] usb 5-1: config 0 has no interface number 0
[  725.795266][ T1734] ldusb 2-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  725.815597][   T12] ldusb 4-1:0.124: LD USB Device #0 now disconnected
[  725.824268][    T5] usb 5-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  725.834363][    T5] usb 5-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  725.843415][    T5] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  725.851570][ T1734] ldusb 2-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  725.854650][ T1738] ldusb 3-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  725.863263][    T5] usb 5-1: config 0 descriptor??
executing program
executing program
[  725.878204][ T1738] ldusb 3-1:0.124: LD USB Device #3 now attached to major 180 minor 3
[  725.894441][ T1734] usb 1-1: USB disconnect, device number 10
[  725.901269][ T1734] ldusb 1-1:0.124: LD USB Device #1 now disconnected
[  725.914619][    T5] ldusb 5-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  725.925267][    T5] ldusb 5-1:0.124: LD USB Device #1 now attached to major 180 minor 1
[  725.935992][    T5] usb 6-1: USB disconnect, device number 10
[  725.942496][    T5] ldusb 6-1:0.124: LD USB Device #2 now disconnected
executing program
[  725.994523][ T1738] usb 2-1: USB disconnect, device number 10
[  726.001165][ T1738] ldusb 2-1:0.124: LD USB Device #0 now disconnected
executing program
[  726.063072][ T1735] usb 3-1: USB disconnect, device number 10
[  726.070543][ T1735] ldusb 3-1:0.124: LD USB Device #3 now disconnected
executing program
[  726.115449][   T17] usb 5-1: USB disconnect, device number 10
[  726.122284][   T17] ldusb 5-1:0.124: LD USB Device #1 now disconnected
[  726.173388][   T12] usb 4-1: new low-speed USB device number 11 using dummy_hcd
[  726.253834][ T1734] usb 1-1: new low-speed USB device number 11 using dummy_hcd
[  726.293409][    T5] usb 6-1: new low-speed USB device number 11 using dummy_hcd
[  726.353374][ T1738] usb 2-1: new low-speed USB device number 11 using dummy_hcd
[  726.423364][ T1735] usb 3-1: new low-speed USB device number 11 using dummy_hcd
[  726.483383][   T17] usb 5-1: new low-speed USB device number 11 using dummy_hcd
[  726.543475][   T12] usb 4-1: config index 0 descriptor too short (expected 17435, got 27)
[  726.551868][   T12] usb 4-1: config 0 has an invalid interface number: 124 but max is 0
[  726.560085][   T12] usb 4-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  726.570160][   T12] usb 4-1: config 0 has no interface number 0
[  726.576659][   T12] usb 4-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  726.586741][   T12] usb 4-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  726.595849][   T12] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  726.604621][   T12] usb 4-1: config 0 descriptor??
[  726.645851][   T12] ldusb 4-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  726.655671][ T1734] usb 1-1: config index 0 descriptor too short (expected 17435, got 27)
[  726.664087][ T1734] usb 1-1: config 0 has an invalid interface number: 124 but max is 0
[  726.672238][ T1734] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  726.682330][ T1734] usb 1-1: config 0 has no interface number 0
[  726.688457][    T5] usb 6-1: config index 0 descriptor too short (expected 17435, got 27)
[  726.696825][    T5] usb 6-1: config 0 has an invalid interface number: 124 but max is 0
[  726.705025][    T5] usb 6-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  726.715114][    T5] usb 6-1: config 0 has no interface number 0
[  726.721932][ T1734] usb 1-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  726.723440][ T1738] usb 2-1: config index 0 descriptor too short (expected 17435, got 27)
[  726.732074][ T1734] usb 1-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  726.740373][ T1738] usb 2-1: config 0 has an invalid interface number: 124 but max is 0
[  726.749386][ T1734] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  726.757523][ T1738] usb 2-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  726.765708][   T12] ldusb 4-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  726.775543][ T1738] usb 2-1: config 0 has no interface number 0
[  726.779672][ T1738] usb 2-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  726.783833][    T5] usb 6-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  726.783859][    T5] usb 6-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  726.783872][    T5] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  726.788128][    T5] usb 6-1: config 0 descriptor??
[  726.789968][ T1738] usb 2-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  726.809892][ T1734] usb 1-1: config 0 descriptor??
executing program
[  726.810089][ T1738] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  726.857179][ T1738] usb 2-1: config 0 descriptor??
[  726.860344][    T5] ldusb 6-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  726.879023][ T1734] ldusb 1-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  726.889741][   T12] usb 4-1: USB disconnect, device number 11
[  726.895984][    T5] ldusb 6-1:0.124: LD USB Device #1 now attached to major 180 minor 1
[  726.904342][ T1735] usb 3-1: config index 0 descriptor too short (expected 17435, got 27)
[  726.905266][ T1738] ldusb 2-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  726.912660][ T1735] usb 3-1: config 0 has an invalid interface number: 124 but max is 0
[  726.927669][ T1738] ldusb 2-1:0.124: LD USB Device #3 now attached to major 180 minor 3
[  726.930419][ T1735] usb 3-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  726.930432][ T1735] usb 3-1: config 0 has no interface number 0
[  726.930834][ T1734] ldusb 1-1:0.124: LD USB Device #2 now attached to major 180 minor 2
[  726.963487][   T17] usb 5-1: config index 0 descriptor too short (expected 17435, got 27)
[  726.964424][ T1735] usb 3-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  726.971874][   T17] usb 5-1: config 0 has an invalid interface number: 124 but max is 0
[  726.981916][ T1735] usb 3-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  726.981929][ T1735] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  726.983833][   T12] ldusb 4-1:0.124: LD USB Device #0 now disconnected
[  726.990181][   T17] usb 5-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  727.004018][ T1735] usb 3-1: config 0 descriptor??
[  727.007193][   T17] usb 5-1: config 0 has no interface number 0
[  727.009632][   T17] usb 5-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
executing program
executing program
[  727.045160][   T17] usb 5-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  727.054198][   T17] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  727.065259][   T17] usb 5-1: config 0 descriptor??
[  727.069041][ T1735] ldusb 3-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  727.084029][ T1735] ldusb 3-1:0.124: LD USB Device #0 now attached to major 180 minor 0
executing program
[  727.093664][ T1735] usb 6-1: USB disconnect, device number 11
[  727.100147][ T1734] usb 1-1: USB disconnect, device number 11
[  727.106842][ T1735] ldusb 6-1:0.124: LD USB Device #1 now disconnected
[  727.113987][ T1734] ldusb 1-1:0.124: LD USB Device #2 now disconnected
[  727.114742][   T17] ldusb 5-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  727.132433][ T1738] usb 2-1: USB disconnect, device number 11
[  727.138702][   T17] ldusb 5-1:0.124: LD USB Device #1 now attached to major 180 minor 1
[  727.147794][ T1738] ldusb 2-1:0.124: LD USB Device #3 now disconnected
executing program
[  727.274048][   T17] usb 3-1: USB disconnect, device number 11
[  727.280977][   T17] ldusb 3-1:0.124: LD USB Device #0 now disconnected
executing program
[  727.314751][ T1750] usb 5-1: USB disconnect, device number 11
[  727.321760][ T1750] ldusb 5-1:0.124: LD USB Device #1 now disconnected
[  727.363480][   T12] usb 4-1: new low-speed USB device number 12 using dummy_hcd
[  727.483364][ T1734] usb 1-1: new low-speed USB device number 12 using dummy_hcd
[  727.490892][ T1735] usb 6-1: new low-speed USB device number 12 using dummy_hcd
[  727.513366][ T1738] usb 2-1: new low-speed USB device number 12 using dummy_hcd
[  727.653376][   T17] usb 3-1: new low-speed USB device number 12 using dummy_hcd
[  727.673447][ T1750] usb 5-1: new low-speed USB device number 12 using dummy_hcd
[  727.743387][   T12] usb 4-1: config index 0 descriptor too short (expected 17435, got 27)
[  727.751765][   T12] usb 4-1: config 0 has an invalid interface number: 124 but max is 0
[  727.760033][   T12] usb 4-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  727.770101][   T12] usb 4-1: config 0 has no interface number 0
[  727.776513][   T12] usb 4-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  727.786594][   T12] usb 4-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  727.795705][   T12] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  727.804870][   T12] usb 4-1: config 0 descriptor??
[  727.844830][   T12] ldusb 4-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  727.854553][ T1734] usb 1-1: config index 0 descriptor too short (expected 17435, got 27)
[  727.862897][ T1734] usb 1-1: config 0 has an invalid interface number: 124 but max is 0
[  727.871098][ T1734] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  727.881203][ T1734] usb 1-1: config 0 has no interface number 0
[  727.883392][ T1738] usb 2-1: config index 0 descriptor too short (expected 17435, got 27)
[  727.887316][ T1735] usb 6-1: config index 0 descriptor too short (expected 17435, got 27)
[  727.895680][ T1738] usb 2-1: config 0 has an invalid interface number: 124 but max is 0
[  727.904006][ T1735] usb 6-1: config 0 has an invalid interface number: 124 but max is 0
[  727.912137][ T1738] usb 2-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  727.920290][ T1735] usb 6-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  727.930345][ T1738] usb 2-1: config 0 has no interface number 0
[  727.940408][ T1735] usb 6-1: config 0 has no interface number 0
[  727.947180][ T1738] usb 2-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  727.953348][ T1734] usb 1-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  727.962725][ T1738] usb 2-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  727.972684][ T1734] usb 1-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  727.972698][ T1734] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  727.973222][ T1735] usb 6-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  727.981751][ T1738] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  727.988753][ T1738] usb 2-1: config 0 descriptor??
[  727.990833][ T1735] usb 6-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  728.030749][ T1735] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  728.039058][ T1734] usb 1-1: config 0 descriptor??
executing program
[  728.044272][   T12] ldusb 4-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  728.051532][ T1738] ldusb 2-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  728.060172][ T1735] usb 6-1: config 0 descriptor??
[  728.066014][ T1738] ldusb 2-1:0.124: LD USB Device #1 now attached to major 180 minor 1
[  728.074684][   T12] usb 4-1: USB disconnect, device number 12
[  728.076072][   T17] usb 3-1: config index 0 descriptor too short (expected 17435, got 27)
[  728.089297][   T17] usb 3-1: config 0 has an invalid interface number: 124 but max is 0
[  728.094765][ T1734] ldusb 1-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  728.097465][   T17] usb 3-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  728.110073][   T12] ldusb 4-1:0.124: LD USB Device #0 now disconnected
[  728.116950][   T17] usb 3-1: config 0 has no interface number 0
[  728.126348][   T17] usb 3-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  728.131821][ T1735] ldusb 6-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  728.140051][   T17] usb 3-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  728.155843][ T1734] ldusb 1-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  728.158518][   T17] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  728.159973][ T1750] usb 5-1: config index 0 descriptor too short (expected 17435, got 27)
[  728.169346][ T1735] ldusb 6-1:0.124: LD USB Device #2 now attached to major 180 minor 2
[  728.174714][ T1750] usb 5-1: config 0 has an invalid interface number: 124 but max is 0
[  728.174727][ T1750] usb 5-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  728.174740][ T1750] usb 5-1: config 0 has no interface number 0
[  728.178507][ T1750] usb 5-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  728.225872][ T1750] usb 5-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  728.234902][ T1750] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
executing program
[  728.244592][   T17] usb 3-1: config 0 descriptor??
[  728.250274][ T1750] usb 5-1: config 0 descriptor??
[  728.274478][ T1735] usb 2-1: USB disconnect, device number 12
[  728.282437][ T1735] ldusb 2-1:0.124: LD USB Device #1 now disconnected
executing program
[  728.294730][   T17] ldusb 3-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  728.311220][ T1750] ldusb 5-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  728.314794][ T1734] usb 1-1: USB disconnect, device number 12
[  728.323482][ T1750] ldusb 5-1:0.124: LD USB Device #1 now attached to major 180 minor 1
[  728.334931][ T1858] ldusb 1-1:0.124: Couldn't submit interrupt_in_urb -19
executing program
[  728.343989][   T17] ldusb 3-1:0.124: LD USB Device #3 now attached to major 180 minor 3
[  728.356247][ T1750] usb 6-1: USB disconnect, device number 12
[  728.363010][ T1750] ldusb 6-1:0.124: LD USB Device #2 now disconnected
[  728.366937][ T1734] ldusb 1-1:0.124: LD USB Device #0 now disconnected
executing program
executing program
[  728.494977][    T5] usb 3-1: USB disconnect, device number 12
[  728.494983][   T17] usb 5-1: USB disconnect, device number 12
[  728.495791][   T17] ldusb 5-1:0.124: LD USB Device #1 now disconnected
[  728.507403][    T5] ldusb 3-1:0.124: LD USB Device #3 now disconnected
[  728.520333][   T12] usb 4-1: new low-speed USB device number 13 using dummy_hcd
[  728.643378][ T1735] usb 2-1: new low-speed USB device number 13 using dummy_hcd
[  728.713387][ T1750] usb 6-1: new low-speed USB device number 13 using dummy_hcd
[  728.733402][ T1734] usb 1-1: new low-speed USB device number 13 using dummy_hcd
[  728.873374][   T17] usb 5-1: new low-speed USB device number 13 using dummy_hcd
[  728.883447][   T12] usb 4-1: config index 0 descriptor too short (expected 17435, got 27)
[  728.891827][   T12] usb 4-1: config 0 has an invalid interface number: 124 but max is 0
[  728.900027][   T12] usb 4-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  728.910102][   T12] usb 4-1: config 0 has no interface number 0
[  728.916223][    T5] usb 3-1: new low-speed USB device number 13 using dummy_hcd
[  728.923840][   T12] usb 4-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  728.933927][   T12] usb 4-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  728.942940][   T12] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  728.952344][   T12] usb 4-1: config 0 descriptor??
[  728.994801][   T12] ldusb 4-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  729.006600][   T12] ldusb 4-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  729.043411][ T1735] usb 2-1: config index 0 descriptor too short (expected 17435, got 27)
[  729.051795][ T1735] usb 2-1: config 0 has an invalid interface number: 124 but max is 0
[  729.060134][ T1735] usb 2-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  729.070222][ T1735] usb 2-1: config 0 has no interface number 0
[  729.076566][ T1735] usb 2-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  729.086656][ T1735] usb 2-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  729.095716][ T1735] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  729.104910][ T1735] usb 2-1: config 0 descriptor??
[  729.113406][ T1734] usb 1-1: config index 0 descriptor too short (expected 17435, got 27)
[  729.113562][ T1750] usb 6-1: config index 0 descriptor too short (expected 17435, got 27)
[  729.121762][ T1734] usb 1-1: config 0 has an invalid interface number: 124 but max is 0
[  729.130086][ T1750] usb 6-1: config 0 has an invalid interface number: 124 but max is 0
[  729.130099][ T1750] usb 6-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  729.130110][ T1750] usb 6-1: config 0 has no interface number 0
[  729.130599][ T1750] usb 6-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  729.138300][ T1734] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  729.138312][ T1734] usb 1-1: config 0 has no interface number 0
[  729.138500][ T1734] usb 1-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  729.146518][ T1750] usb 6-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  729.146532][ T1750] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  729.151126][ T1750] usb 6-1: config 0 descriptor??
[  729.156686][ T1734] usb 1-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  729.156699][ T1734] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
executing program
[  729.158051][ T1735] ldusb 2-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  729.204665][ T1750] ldusb 6-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  729.217920][ T1734] usb 1-1: config 0 descriptor??
[  729.233202][ T1738] usb 4-1: USB disconnect, device number 13
[  729.238894][ T1735] ldusb 2-1:0.124: LD USB Device #1 now attached to major 180 minor 1
[  729.249299][ T1750] ldusb 6-1:0.124: LD USB Device #2 now attached to major 180 minor 2
[  729.284890][   T17] usb 5-1: config index 0 descriptor too short (expected 17435, got 27)
[  729.293193][   T17] usb 5-1: config 0 has an invalid interface number: 124 but max is 0
[  729.301352][   T17] usb 5-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  729.306091][ T1734] ldusb 1-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  729.311427][   T17] usb 5-1: config 0 has no interface number 0
[  729.312125][   T17] usb 5-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  729.334636][ T1734] sysfs: cannot create duplicate filename '/class/usbmisc/ldusb0'
[  729.337194][   T17] usb 5-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  729.337207][   T17] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  729.337534][ T1738] ldusb 4-1:0.124: LD USB Device #0 now disconnected
[  729.345090][ T1734] CPU: 0 PID: 1734 Comm: kworker/0:2 Not tainted 5.3.0-rc4+ #26
[  729.366280][   T17] usb 5-1: config 0 descriptor??
[  729.368663][ T1734] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  729.368682][ T1734] Workqueue: usb_hub_wq hub_event
[  729.368690][ T1734] Call Trace:
[  729.368707][ T1734]  dump_stack+0xca/0x13e
[  729.368721][ T1734]  sysfs_warn_dup.cold+0x1c/0x29
[  729.368736][ T1734]  sysfs_do_create_link_sd.isra.0+0x10f/0x130
[  729.415102][ T1734]  sysfs_create_link+0x61/0xc0
[  729.419841][ T1734]  device_add+0x788/0x16f0
[  729.424242][ T1734]  ? uevent_store+0x50/0x50
[  729.428723][ T1734]  ? rcu_read_lock_sched_held+0x113/0x130
[  729.434423][ T1734]  ? kfree+0x287/0x2f0
[  729.438483][ T1734]  device_create_groups_vargs+0x203/0x280
[  729.444174][ T1734]  device_create+0xdf/0x120
[  729.448656][ T1734]  ? device_create_vargs+0x50/0x50
[  729.453751][ T1734]  ? down_write+0xe0/0x150
[  729.458150][ T1734]  ? __down_timeout+0x2d0/0x2d0
[  729.462983][ T1734]  usb_register_dev+0x279/0x6a0
[  729.467818][ T1734]  ? usb_open+0x270/0x270
[  729.472122][ T1734]  ? kasan_unpoison_shadow+0x30/0x40
[  729.477378][ T1734]  ? memset+0x20/0x40
[  729.481342][ T1734]  ld_usb_probe+0x6f7/0xa65
[  729.485827][ T1734]  usb_probe_interface+0x305/0x7a0
[  729.490917][ T1734]  ? usb_probe_device+0x100/0x100
[  729.495914][ T1734]  really_probe+0x281/0x6d0
[  729.500406][ T1734]  driver_probe_device+0x101/0x1b0
[  729.505500][ T1734]  __device_attach_driver+0x1c2/0x220
[  729.510862][ T1734]  ? driver_allows_async_probing+0x160/0x160
[  729.516817][ T1734]  bus_for_each_drv+0x162/0x1e0
[  729.521652][ T1734]  ? bus_rescan_devices+0x20/0x20
[  729.526658][ T1734]  ? _raw_spin_unlock_irqrestore+0x3e/0x50
[  729.532447][ T1734]  ? lockdep_hardirqs_on+0x379/0x580
[  729.537707][ T1734]  __device_attach+0x217/0x360
[  729.542454][ T1734]  ? device_bind_driver+0xd0/0xd0
[  729.547914][ T1734]  ? kobject_uevent_env+0x29e/0x1160
[  729.553179][ T1734]  ? kobject_uevent_env+0x2a8/0x1160
[  729.558441][ T1734]  bus_probe_device+0x1e4/0x290
[  729.563268][ T1734]  ? blocking_notifier_call_chain+0x54/0xa0
[  729.569140][ T1734]  device_add+0xae6/0x16f0
[  729.573546][ T1734]  ? uevent_store+0x50/0x50
[  729.578032][ T1734]  ? _raw_spin_unlock_irqrestore+0x3e/0x50
[  729.583814][ T1734]  usb_set_configuration+0xdf6/0x1670
[  729.589160][ T1734]  generic_probe+0x9d/0xd5
[  729.593552][ T1734]  usb_probe_device+0x99/0x100
[  729.598304][ T1734]  ? usb_suspend+0x620/0x620
[  729.602875][ T1734]  really_probe+0x281/0x6d0
[  729.607365][ T1734]  driver_probe_device+0x101/0x1b0
[  729.612449][ T1734]  __device_attach_driver+0x1c2/0x220
[  729.617798][ T1734]  ? driver_allows_async_probing+0x160/0x160
[  729.623758][ T1734]  bus_for_each_drv+0x162/0x1e0
[  729.628591][ T1734]  ? bus_rescan_devices+0x20/0x20
[  729.633600][ T1734]  ? _raw_spin_unlock_irqrestore+0x3e/0x50
[  729.639386][ T1734]  ? lockdep_hardirqs_on+0x379/0x580
[  729.644645][ T1734]  __device_attach+0x217/0x360
[  729.649380][ T1734]  ? device_bind_driver+0xd0/0xd0
[  729.654382][ T1734]  ? kobject_uevent_env+0x29e/0x1160
[  729.659662][ T1734]  ? kobject_uevent_env+0x2a8/0x1160
[  729.664927][ T1734]  bus_probe_device+0x1e4/0x290
[  729.669758][ T1734]  ? blocking_notifier_call_chain+0x54/0xa0
[  729.675636][ T1734]  device_add+0xae6/0x16f0
[  729.680026][ T1734]  ? uevent_store+0x50/0x50
[  729.684505][ T1734]  usb_new_device.cold+0x6a4/0xe79
[  729.689597][ T1734]  hub_event+0x1b5c/0x3640
[  729.694007][ T1734]  ? hub_port_debounce+0x260/0x260
[  729.699102][ T1734]  process_one_work+0x92b/0x1530
[  729.704022][ T1734]  ? pwq_dec_nr_in_flight+0x310/0x310
[  729.709386][ T1734]  ? do_raw_spin_lock+0x11a/0x280
[  729.714384][ T1734]  worker_thread+0x96/0xe20
[  729.718865][ T1734]  ? process_one_work+0x1530/0x1530
[  729.724046][ T1734]  kthread+0x318/0x420
[  729.728087][ T1734]  ? kthread_create_on_node+0xf0/0xf0
[  729.733472][ T1734]  ret_from_fork+0x24/0x30
executing program
executing program
executing program
[  729.741750][ T1734] ldusb 1-1:0.124: Not able to get a minor for this device.
[  729.750770][ T1734] ldusb: probe of 1-1:0.124 failed with error -17
[  729.759048][ T1734] usb 1-1: USB disconnect, device number 13
[  729.765155][   T17] ldusb 5-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  729.765831][   T17] ldusb 5-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  729.774814][    T5] usb 3-1: config index 0 descriptor too short (expected 17435, got 27)
[  729.791282][    T5] usb 3-1: config 0 has an invalid interface number: 124 but max is 0
[  729.799570][    T5] usb 3-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  729.809647][    T5] usb 3-1: config 0 has no interface number 0
[  729.816605][    T5] usb 3-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  729.826739][    T5] usb 3-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  729.835821][    T5] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  729.846237][   T12] usb 6-1: USB disconnect, device number 13
[  729.852583][ T1735] usb 2-1: USB disconnect, device number 13
[  729.858813][    T5] usb 3-1: config 0 descriptor??
[  729.864118][   T12] ldusb 6-1:0.124: LD USB Device #2 now disconnected
[  729.872321][ T1735] ldusb 2-1:0.124: LD USB Device #1 now disconnected
[  729.914563][    T5] ldusb 3-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  729.925534][    T5] ldusb 3-1:0.124: LD USB Device #1 now attached to major 180 minor 1
executing program
[  729.984319][   T17] usb 5-1: USB disconnect, device number 13
[  729.990924][   T17] ldusb 5-1:0.124: LD USB Device #0 now disconnected
[  730.033421][ T1738] usb 4-1: new low-speed USB device number 14 using dummy_hcd
executing program
[  730.114678][    T5] usb 3-1: USB disconnect, device number 13
[  730.123166][    T5] ldusb 3-1:0.124: LD USB Device #1 now disconnected
[  730.193388][ T1734] usb 1-1: new low-speed USB device number 14 using dummy_hcd
[  730.223374][   T12] usb 6-1: new low-speed USB device number 14 using dummy_hcd
[  730.230918][ T1735] usb 2-1: new low-speed USB device number 14 using dummy_hcd
[  730.343363][   T17] usb 5-1: new low-speed USB device number 14 using dummy_hcd
[  730.393389][ T1738] usb 4-1: config index 0 descriptor too short (expected 17435, got 27)
[  730.401803][ T1738] usb 4-1: config 0 has an invalid interface number: 124 but max is 0
[  730.409997][ T1738] usb 4-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  730.420157][ T1738] usb 4-1: config 0 has no interface number 0
[  730.426258][ T1738] usb 4-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  730.436372][ T1738] usb 4-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  730.445415][ T1738] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  730.454192][ T1738] usb 4-1: config 0 descriptor??
[  730.483424][    T5] usb 3-1: new low-speed USB device number 14 using dummy_hcd
[  730.494878][ T1738] ldusb 4-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  730.505292][ T1738] ldusb 4-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  730.563578][ T1734] usb 1-1: config index 0 descriptor too short (expected 17435, got 27)
[  730.571938][ T1734] usb 1-1: config 0 has an invalid interface number: 124 but max is 0
[  730.580118][ T1734] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  730.590268][ T1734] usb 1-1: config 0 has no interface number 0
[  730.596510][ T1734] usb 1-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  730.606691][ T1734] usb 1-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  730.615796][ T1734] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  730.623813][ T1735] usb 2-1: config index 0 descriptor too short (expected 17435, got 27)
[  730.632150][ T1735] usb 2-1: config 0 has an invalid interface number: 124 but max is 0
[  730.640387][ T1735] usb 2-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  730.650471][ T1735] usb 2-1: config 0 has no interface number 0
[  730.656683][   T12] usb 6-1: config index 0 descriptor too short (expected 17435, got 27)
[  730.665045][   T12] usb 6-1: config 0 has an invalid interface number: 124 but max is 0
[  730.673169][   T12] usb 6-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  730.683251][   T12] usb 6-1: config 0 has no interface number 0
[  730.689852][   T12] usb 6-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  730.699957][   T12] usb 6-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  730.708991][   T12] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  730.713432][   T17] usb 5-1: config index 0 descriptor too short (expected 17435, got 27)
[  730.717377][ T1734] usb 1-1: config 0 descriptor??
[  730.725385][   T17] usb 5-1: config 0 has an invalid interface number: 124 but max is 0
[  730.730320][ T1735] usb 2-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  730.738444][   T17] usb 5-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
executing program
[  730.748512][ T1735] usb 2-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  730.758548][   T17] usb 5-1: config 0 has no interface number 0
[  730.769058][   T17] usb 5-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  730.773673][ T1735] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  730.784273][   T12] usb 6-1: config 0 descriptor??
[  730.792109][   T17] usb 5-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  730.792124][   T17] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  730.795100][ T1738] usb 4-1: USB disconnect, device number 14
[  730.800463][ T1735] usb 2-1: config 0 descriptor??
[  730.813076][   T17] usb 5-1: config 0 descriptor??
[  730.815792][ T1734] ldusb 1-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  730.840207][ T1738] ldusb 4-1:0.124: LD USB Device #0 now disconnected
[  730.840773][ T1734] ldusb 1-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  730.864476][   T17] ldusb 5-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  730.874835][   T12] ldusb 6-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  730.884937][   T17] ldusb 5-1:0.124: LD USB Device #1 now attached to major 180 minor 1
[  730.887936][ T1735] ldusb 2-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  730.907455][   T12] ldusb 6-1:0.124: LD USB Device #2 now attached to major 180 minor 2
[  730.921589][ T1735] ldusb 2-1:0.124: LD USB Device #3 now attached to major 180 minor 3
[  730.953532][    T5] usb 3-1: config index 0 descriptor too short (expected 17435, got 27)
[  730.961958][    T5] usb 3-1: config 0 has an invalid interface number: 124 but max is 0
[  730.970156][    T5] usb 3-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  730.980230][    T5] usb 3-1: config 0 has no interface number 0
[  730.986414][    T5] usb 3-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  730.996620][    T5] usb 3-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  731.005660][    T5] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  731.014431][    T5] usb 3-1: config 0 descriptor??
executing program
executing program
[  731.044538][   T17] usb 1-1: USB disconnect, device number 14
[  731.051288][   T17] ldusb 1-1:0.124: LD USB Device #0 now disconnected
[  731.054734][    T5] ldusb 3-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  731.069987][ T1735] usb 5-1: USB disconnect, device number 14
[  731.076246][    T5] ldusb 3-1:0.124: LD USB Device #0 now attached to major 180 minor 0
executing program
executing program
[  731.094890][ T1735] ldusb 5-1:0.124: LD USB Device #1 now disconnected
[  731.102455][    T5] usb 2-1: USB disconnect, device number 14
[  731.109814][    T5] ldusb 2-1:0.124: LD USB Device #3 now disconnected
[  731.117104][ T1750] usb 6-1: USB disconnect, device number 14
[  731.126182][ T1750] ldusb 6-1:0.124: LD USB Device #2 now disconnected
[  731.213448][ T1738] usb 4-1: new low-speed USB device number 15 using dummy_hcd
executing program
[  731.273990][   T12] usb 3-1: USB disconnect, device number 14
[  731.280845][   T12] ldusb 3-1:0.124: LD USB Device #0 now disconnected
[  731.423387][   T17] usb 1-1: new low-speed USB device number 15 using dummy_hcd
[  731.453400][ T1735] usb 5-1: new low-speed USB device number 15 using dummy_hcd
[  731.473403][    T5] usb 2-1: new low-speed USB device number 15 using dummy_hcd
[  731.503361][ T1750] usb 6-1: new low-speed USB device number 15 using dummy_hcd
[  731.573445][ T1738] usb 4-1: config index 0 descriptor too short (expected 17435, got 27)
[  731.581807][ T1738] usb 4-1: config 0 has an invalid interface number: 124 but max is 0
[  731.589989][ T1738] usb 4-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  731.600116][ T1738] usb 4-1: config 0 has no interface number 0
[  731.606225][ T1738] usb 4-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  731.616326][ T1738] usb 4-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  731.625411][ T1738] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  731.634425][ T1738] usb 4-1: config 0 descriptor??
[  731.643497][   T12] usb 3-1: new low-speed USB device number 15 using dummy_hcd
[  731.674750][ T1738] ldusb 4-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  731.685954][ T1738] ldusb 4-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  731.803416][   T17] usb 1-1: config index 0 descriptor too short (expected 17435, got 27)
[  731.811795][   T17] usb 1-1: config 0 has an invalid interface number: 124 but max is 0
[  731.820020][   T17] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  731.830095][   T17] usb 1-1: config 0 has no interface number 0
[  731.836354][   T17] usb 1-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  731.843462][ T1735] usb 5-1: config index 0 descriptor too short (expected 17435, got 27)
[  731.846464][   T17] usb 1-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  731.854829][ T1735] usb 5-1: config 0 has an invalid interface number: 124 but max is 0
[  731.854842][ T1735] usb 5-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  731.863854][   T17] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  731.871990][ T1735] usb 5-1: config 0 has no interface number 0
[  731.886784][   T17] usb 1-1: config 0 descriptor??
[  731.893854][ T1735] usb 5-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  731.896450][ T1750] usb 6-1: config index 0 descriptor too short (expected 17435, got 27)
[  731.901064][ T1735] usb 5-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  731.901079][ T1735] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  731.914490][ T1734] usb 4-1: USB disconnect, device number 15
[  731.919548][ T1750] usb 6-1: config 0 has an invalid interface number: 124 but max is 0
[  731.928734][    T5] usb 2-1: config index 0 descriptor too short (expected 17435, got 27)
[  731.936526][ T1750] usb 6-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  731.936539][ T1750] usb 6-1: config 0 has no interface number 0
[  731.942406][    T5] usb 2-1: config 0 has an invalid interface number: 124 but max is 0
[  731.951844][ T1750] usb 6-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  731.958897][    T5] usb 2-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
executing program
[  731.958910][    T5] usb 2-1: config 0 has no interface number 0
[  731.959320][ T1735] usb 5-1: config 0 descriptor??
[  731.969073][ T1750] usb 6-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  731.969087][ T1750] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  731.970037][ T1750] usb 6-1: config 0 descriptor??
[  731.986969][    T5] usb 2-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  731.995359][   T17] ldusb 1-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  732.003801][    T5] usb 2-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  732.010705][   T17] sysfs: cannot create duplicate filename '/class/usbmisc/ldusb0'
[  732.014824][    T5] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  732.023842][   T17] CPU: 1 PID: 17 Comm: kworker/1:0 Not tainted 5.3.0-rc4+ #26
[  732.023853][   T17] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  732.032204][ T1734] ldusb 4-1:0.124: LD USB Device #0 now disconnected
[  732.036722][   T17] Workqueue: usb_hub_wq hub_event
[  732.036729][   T17] Call Trace:
[  732.036747][   T17]  dump_stack+0xca/0x13e
[  732.036761][   T17]  sysfs_warn_dup.cold+0x1c/0x29
[  732.036772][   T17]  sysfs_do_create_link_sd.isra.0+0x10f/0x130
[  732.036782][   T17]  sysfs_create_link+0x61/0xc0
[  732.036795][   T17]  device_add+0x788/0x16f0
[  732.036804][   T17]  ? uevent_store+0x50/0x50
[  732.036820][   T17]  ? rcu_read_lock_sched_held+0x113/0x130
[  732.036830][   T17]  ? kfree+0x287/0x2f0
[  732.036841][   T17]  device_create_groups_vargs+0x203/0x280
[  732.036851][   T17]  device_create+0xdf/0x120
[  732.036862][   T17]  ? device_create_vargs+0x50/0x50
[  732.036875][   T17]  ? down_write+0xe0/0x150
[  732.036888][   T17]  ? __down_timeout+0x2d0/0x2d0
[  732.052625][ T1735] ldusb 5-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  732.056361][   T17]  usb_register_dev+0x279/0x6a0
[  732.056373][   T17]  ? usb_open+0x270/0x270
[  732.056385][   T17]  ? kasan_unpoison_shadow+0x30/0x40
[  732.056399][   T17]  ? memset+0x20/0x40
[  732.081695][ T1735] ldusb 5-1:0.124: LD USB Device #1 now attached to major 180 minor 1
[  732.088562][   T17]  ld_usb_probe+0x6f7/0xa65
[  732.088575][   T17]  usb_probe_interface+0x305/0x7a0
[  732.088587][   T17]  ? usb_probe_device+0x100/0x100
[  732.088603][   T17]  really_probe+0x281/0x6d0
[  732.088613][   T17]  driver_probe_device+0x101/0x1b0
[  732.088629][   T17]  __device_attach_driver+0x1c2/0x220
[  732.107585][    T5] usb 2-1: config 0 descriptor??
[  732.110336][   T17]  ? driver_allows_async_probing+0x160/0x160
[  732.110349][   T17]  bus_for_each_drv+0x162/0x1e0
[  732.110360][   T17]  ? bus_rescan_devices+0x20/0x20
[  732.110375][   T17]  ? _raw_spin_unlock_irqrestore+0x3e/0x50
[  732.110393][   T17]  ? lockdep_hardirqs_on+0x379/0x580
[  732.133595][   T12] usb 3-1: config index 0 descriptor too short (expected 17435, got 27)
[  732.137977][   T17]  __device_attach+0x217/0x360
[  732.137990][   T17]  ? device_bind_driver+0xd0/0xd0
[  732.138005][   T17]  ? kobject_uevent_env+0x29e/0x1160
[  732.138017][   T17]  ? kobject_uevent_env+0x2a8/0x1160
[  732.138027][   T17]  bus_probe_device+0x1e4/0x290
[  732.138043][   T17]  ? blocking_notifier_call_chain+0x54/0xa0
[  732.142533][   T12] usb 3-1: config 0 has an invalid interface number: 124 but max is 0
[  732.148219][   T17]  device_add+0xae6/0x16f0
[  732.148229][   T17]  ? uevent_store+0x50/0x50
[  732.148242][   T17]  ? _raw_spin_unlock_irqrestore+0x3e/0x50
[  732.148259][   T17]  usb_set_configuration+0xdf6/0x1670
[  732.148279][   T17]  generic_probe+0x9d/0xd5
[  732.152315][   T12] usb 3-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  732.158001][   T17]  usb_probe_device+0x99/0x100
[  732.158012][   T17]  ? usb_suspend+0x620/0x620
[  732.158023][   T17]  really_probe+0x281/0x6d0
[  732.158035][   T17]  driver_probe_device+0x101/0x1b0
[  732.158047][   T17]  __device_attach_driver+0x1c2/0x220
[  732.158058][   T17]  ? driver_allows_async_probing+0x160/0x160
[  732.158069][   T17]  bus_for_each_drv+0x162/0x1e0
[  732.158083][   T17]  ? bus_rescan_devices+0x20/0x20
[  732.162571][   T12] usb 3-1: config 0 has no interface number 0
[  732.167653][   T17]  ? _raw_spin_unlock_irqrestore+0x3e/0x50
[  732.167667][   T17]  ? lockdep_hardirqs_on+0x379/0x580
[  732.167683][   T17]  __device_attach+0x217/0x360
[  732.173779][    T5] ldusb 2-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  732.176897][   T17]  ? device_bind_driver+0xd0/0xd0
[  732.191648][    T5] ldusb 2-1:0.124: LD USB Device #2 now attached to major 180 minor 2
[  732.195473][   T17]  ? kobject_uevent_env+0x29e/0x1160
[  732.195486][   T17]  ? kobject_uevent_env+0x2a8/0x1160
[  732.195499][   T17]  bus_probe_device+0x1e4/0x290
[  732.195513][   T17]  ? blocking_notifier_call_chain+0x54/0xa0
[  732.195524][   T17]  device_add+0xae6/0x16f0
[  732.195534][   T17]  ? uevent_store+0x50/0x50
[  732.195548][   T17]  usb_new_device.cold+0x6a4/0xe79
[  732.195558][   T17]  hub_event+0x1b5c/0x3640
[  732.195572][   T17]  ? hub_port_debounce+0x260/0x260
[  732.202713][   T12] usb 3-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  732.204812][   T17]  process_one_work+0x92b/0x1530
[  732.204826][   T17]  ? pwq_dec_nr_in_flight+0x310/0x310
[  732.204838][   T17]  ? do_raw_spin_lock+0x11a/0x280
[  732.204850][   T17]  worker_thread+0x96/0xe20
[  732.204863][   T17]  ? process_one_work+0x1530/0x1530
[  732.204874][   T17]  kthread+0x318/0x420
[  732.204885][   T17]  ? kthread_create_on_node+0xf0/0xf0
[  732.204899][   T17]  ret_from_fork+0x24/0x30
[  732.207046][   T17] ldusb 1-1:0.124: Not able to get a minor for this device.
[  732.213126][   T12] usb 3-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  732.213141][   T12] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  732.217803][   T17] ldusb: probe of 1-1:0.124 failed with error -17
[  732.223011][ T1895] ==================================================================
[  732.572287][ T1895] BUG: KASAN: use-after-free in usb_kill_urb+0x24b/0x2c0
[  732.579288][ T1895] Read of size 4 at addr ffff8881caf22b10 by task syz-executor165/1895
[  732.587494][ T1895] 
[  732.589818][ T1895] CPU: 0 PID: 1895 Comm: syz-executor165 Not tainted 5.3.0-rc4+ #26
[  732.597784][ T1895] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  732.607815][ T1895] Call Trace:
[  732.611126][ T1895]  dump_stack+0xca/0x13e
[  732.615351][ T1895]  ? usb_kill_urb+0x24b/0x2c0
[  732.620006][ T1895]  ? usb_kill_urb+0x24b/0x2c0
[  732.624656][ T1895]  print_address_description+0x6a/0x32c
[  732.630239][ T1895]  ? usb_kill_urb+0x24b/0x2c0
[  732.634890][ T1895]  ? usb_kill_urb+0x24b/0x2c0
[  732.639540][ T1895]  __kasan_report.cold+0x1a/0x33
[  732.644479][ T1895]  ? usb_kill_urb+0x24b/0x2c0
[  732.649129][ T1895]  kasan_report+0xe/0x12
[  732.653346][ T1895]  check_memory_region+0x128/0x190
[  732.658428][ T1895]  usb_kill_urb+0x24b/0x2c0
[  732.662904][ T1895]  ? usb_poison_anchored_urbs+0x150/0x150
[  732.668608][ T1895]  ? __kasan_slab_free+0x130/0x180
[  732.673691][ T1895]  ? kmem_cache_free+0xb9/0x380
[  732.678510][ T1895]  ? exit_fs+0xe5/0x120
[  732.682743][ T1895]  ? finish_wait+0x260/0x260
[  732.687319][ T1895]  ? ld_usb_disconnect+0x180/0x180
[  732.692403][ T1895]  ld_usb_abort_transfers+0xb7/0x1d0
[  732.697663][ T1895]  ld_usb_release+0x19f/0x400
[  732.702311][ T1895]  ? ld_usb_disconnect+0x180/0x180
[  732.707395][ T1895]  ? locks_remove_file+0x2fa/0x560
[  732.712480][ T1895]  ? task_work_run+0x112/0x1c0
[  732.717215][ T1895]  ? fcntl_setlk+0xc30/0xc30
[  732.721779][ T1895]  ? ld_usb_disconnect+0x180/0x180
[  732.726869][ T1895]  __fput+0x2d7/0x840
[  732.730844][ T1895]  task_work_run+0x13f/0x1c0
[  732.735407][ T1895]  do_exit+0x8ef/0x2c00
[  732.739535][ T1895]  ? mm_update_next_owner+0x630/0x630
[  732.744877][ T1895]  ? up_read+0x143/0x510
[  732.749092][ T1895]  ? down_read_non_owner+0x440/0x440
[  732.754350][ T1895]  ? handle_mm_fault+0x30f/0x900
[  732.759270][ T1895]  do_group_exit+0x125/0x340
[  732.763834][ T1895]  __x64_sys_exit_group+0x3a/0x50
[  732.768831][ T1895]  do_syscall_64+0xb7/0x580
[  732.773331][ T1895]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  732.779196][ T1895] RIP: 0033:0x440418
[  732.783068][ T1895] Code: 00 00 be 3c 00 00 00 eb 19 66 0f 1f 84 00 00 00 00 00 48 89 d7 89 f0 0f 05 48 3d 00 f0 ff ff 77 21 f4 48 89 d7 44 89 c0 0f 05 <48> 3d 00 f0 ff ff 76 e0 f7 d8 64 41 89 01 eb d8 0f 1f 84 00 00 00
[  732.803172][ T1895] RSP: 002b:00007ffcc476d768 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[  732.811554][ T1895] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000440418
[  732.819500][ T1895] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000
[  732.827445][ T1895] RBP: 00000000004bfff0 R08: 00000000000000e7 R09: ffffffffffffffd0
[  732.835388][ T1895] R10: 0000000000000064 R11: 0000000000000246 R12: 0000000000000001
[  732.843334][ T1895] R13: 00000000006d2180 R14: 0000000000000000 R15: 0000000000000000
[  732.851279][ T1895] 
[  732.853583][ T1895] Allocated by task 17:
[  732.857716][ T1895]  save_stack+0x1b/0x80
[  732.861845][ T1895]  __kasan_kmalloc.constprop.0+0xbf/0xd0
[  732.867453][ T1895]  usb_alloc_urb+0x65/0xb0
[  732.871843][ T1895]  ld_usb_probe+0x3e1/0xa65
[  732.876316][ T1895]  usb_probe_interface+0x305/0x7a0
[  732.881400][ T1895]  really_probe+0x281/0x6d0
[  732.885889][ T1895]  driver_probe_device+0x101/0x1b0
[  732.890993][ T1895]  __device_attach_driver+0x1c2/0x220
[  732.896344][ T1895]  bus_for_each_drv+0x162/0x1e0
[  732.901186][ T1895]  __device_attach+0x217/0x360
[  732.905936][ T1895]  bus_probe_device+0x1e4/0x290
[  732.910761][ T1895]  device_add+0xae6/0x16f0
[  732.915149][ T1895]  usb_set_configuration+0xdf6/0x1670
[  732.920498][ T1895]  generic_probe+0x9d/0xd5
[  732.924907][ T1895]  usb_probe_device+0x99/0x100
[  732.929649][ T1895]  really_probe+0x281/0x6d0
[  732.934124][ T1895]  driver_probe_device+0x101/0x1b0
[  732.939206][ T1895]  __device_attach_driver+0x1c2/0x220
[  732.944554][ T1895]  bus_for_each_drv+0x162/0x1e0
[  732.949389][ T1895]  __device_attach+0x217/0x360
[  732.954124][ T1895]  bus_probe_device+0x1e4/0x290
[  732.958945][ T1895]  device_add+0xae6/0x16f0
[  732.963338][ T1895]  usb_new_device.cold+0x6a4/0xe79
[  732.968423][ T1895]  hub_event+0x1b5c/0x3640
[  732.972830][ T1895]  process_one_work+0x92b/0x1530
[  732.977746][ T1895]  worker_thread+0x96/0xe20
[  732.982221][ T1895]  kthread+0x318/0x420
[  732.986266][ T1895]  ret_from_fork+0x24/0x30
[  732.990664][ T1895] 
[  732.992964][ T1895] Freed by task 17:
[  732.996748][ T1895]  save_stack+0x1b/0x80
[  733.000875][ T1895]  __kasan_slab_free+0x130/0x180
[  733.005785][ T1895]  kfree+0xe4/0x2f0
[  733.009573][ T1895]  usb_free_urb.part.0+0x7a/0xc0
[  733.014483][ T1895]  usb_free_urb+0x1b/0x30
[  733.018784][ T1895]  ld_usb_delete+0x3f/0x130
[  733.023260][ T1895]  ld_usb_probe+0x728/0xa65
[  733.027749][ T1895]  usb_probe_interface+0x305/0x7a0
[  733.032835][ T1895]  really_probe+0x281/0x6d0
[  733.037311][ T1895]  driver_probe_device+0x101/0x1b0
[  733.042392][ T1895]  __device_attach_driver+0x1c2/0x220
[  733.047739][ T1895]  bus_for_each_drv+0x162/0x1e0
[  733.052559][ T1895]  __device_attach+0x217/0x360
[  733.057321][ T1895]  bus_probe_device+0x1e4/0x290
[  733.062142][ T1895]  device_add+0xae6/0x16f0
[  733.066542][ T1895]  usb_set_configuration+0xdf6/0x1670
[  733.071888][ T1895]  generic_probe+0x9d/0xd5
[  733.076278][ T1895]  usb_probe_device+0x99/0x100
[  733.081012][ T1895]  really_probe+0x281/0x6d0
[  733.085487][ T1895]  driver_probe_device+0x101/0x1b0
[  733.090568][ T1895]  __device_attach_driver+0x1c2/0x220
[  733.095909][ T1895]  bus_for_each_drv+0x162/0x1e0
[  733.100743][ T1895]  __device_attach+0x217/0x360
[  733.105492][ T1895]  bus_probe_device+0x1e4/0x290
[  733.110321][ T1895]  device_add+0xae6/0x16f0
[  733.114709][ T1895]  usb_new_device.cold+0x6a4/0xe79
[  733.119795][ T1895]  hub_event+0x1b5c/0x3640
[  733.124192][ T1895]  process_one_work+0x92b/0x1530
[  733.129102][ T1895]  worker_thread+0x96/0xe20
[  733.133574][ T1895]  kthread+0x318/0x420
[  733.137615][ T1895]  ret_from_fork+0x24/0x30
[  733.142019][ T1895] 
[  733.144323][ T1895] The buggy address belongs to the object at ffff8881caf22b00
[  733.144323][ T1895]  which belongs to the cache kmalloc-192 of size 192
[  733.158344][ T1895] The buggy address is located 16 bytes inside of
[  733.158344][ T1895]  192-byte region [ffff8881caf22b00, ffff8881caf22bc0)
[  733.171507][ T1895] The buggy address belongs to the page:
[  733.177115][ T1895] page:ffffea00072bc880 refcount:1 mapcount:0 mapping:ffff8881da002a00 index:0x0
[  733.186194][ T1895] flags: 0x200000000000200(slab)
[  733.191111][ T1895] raw: 0200000000000200 dead000000000100 dead000000000122 ffff8881da002a00
[  733.199669][ T1895] raw: 0000000000000000 0000000080100010 00000001ffffffff 0000000000000000
[  733.208221][ T1895] page dumped because: kasan: bad access detected
[  733.214600][ T1895] 
[  733.216899][ T1895] Memory state around the buggy address:
[  733.222503][ T1895]  ffff8881caf22a00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[  733.230541][ T1895]  ffff8881caf22a80: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc
[  733.238572][ T1895] >ffff8881caf22b00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[  733.246615][ T1895]                          ^
[  733.251192][ T1895]  ffff8881caf22b80: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc
[  733.259226][ T1895]  ffff8881caf22c00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[  733.267274][ T1895] ==================================================================
[  733.275409][ T1895] Disabling lock debugging due to kernel taint
[  733.281760][ T1895] Kernel panic - not syncing: panic_on_warn set ...
[  733.288341][ T1895] CPU: 0 PID: 1895 Comm: syz-executor165 Tainted: G    B             5.3.0-rc4+ #26
[  733.297682][ T1895] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  733.312831][ T1895] Call Trace:
[  733.316103][ T1895]  dump_stack+0xca/0x13e
[  733.320325][ T1895]  panic+0x2a3/0x6da
[  733.324208][ T1895]  ? add_taint.cold+0x16/0x16
[  733.328865][ T1895]  ? usb_kill_urb+0x24b/0x2c0
[  733.333516][ T1895]  ? trace_hardirqs_on+0x55/0x1e0
[  733.338513][ T1895]  ? usb_kill_urb+0x24b/0x2c0
[  733.343166][ T1895]  end_report+0x43/0x49
[  733.347296][ T1895]  ? usb_kill_urb+0x24b/0x2c0
[  733.351947][ T1895]  __kasan_report.cold+0xd/0x33
[  733.356771][ T1895]  ? usb_kill_urb+0x24b/0x2c0
[  733.361423][ T1895]  kasan_report+0xe/0x12
[  733.365638][ T1895]  check_memory_region+0x128/0x190
[  733.370727][ T1895]  usb_kill_urb+0x24b/0x2c0
[  733.375224][ T1895]  ? usb_poison_anchored_urbs+0x150/0x150
[  733.381453][ T1895]  ? __kasan_slab_free+0x130/0x180
[  733.387085][ T1895]  ? kmem_cache_free+0xb9/0x380
[  733.391926][ T1895]  ? exit_fs+0xe5/0x120
[  733.396056][ T1895]  ? finish_wait+0x260/0x260
[  733.400623][ T1895]  ? ld_usb_disconnect+0x180/0x180
[  733.405714][ T1895]  ld_usb_abort_transfers+0xb7/0x1d0
[  733.410977][ T1895]  ld_usb_release+0x19f/0x400
[  733.415645][ T1895]  ? ld_usb_disconnect+0x180/0x180
[  733.420735][ T1895]  ? locks_remove_file+0x2fa/0x560
[  733.425818][ T1895]  ? task_work_run+0x112/0x1c0
[  733.430554][ T1895]  ? fcntl_setlk+0xc30/0xc30
[  733.435130][ T1895]  ? ld_usb_disconnect+0x180/0x180
[  733.440211][ T1895]  __fput+0x2d7/0x840
[  733.444166][ T1895]  task_work_run+0x13f/0x1c0
[  733.448729][ T1895]  do_exit+0x8ef/0x2c00
[  733.452860][ T1895]  ? mm_update_next_owner+0x630/0x630
[  733.458204][ T1895]  ? up_read+0x143/0x510
[  733.462419][ T1895]  ? down_read_non_owner+0x440/0x440
[  733.467677][ T1895]  ? handle_mm_fault+0x30f/0x900
[  733.472587][ T1895]  do_group_exit+0x125/0x340
[  733.477148][ T1895]  __x64_sys_exit_group+0x3a/0x50
[  733.482157][ T1895]  do_syscall_64+0xb7/0x580
[  733.486637][ T1895]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  733.492501][ T1895] RIP: 0033:0x440418
[  733.496372][ T1895] Code: 00 00 be 3c 00 00 00 eb 19 66 0f 1f 84 00 00 00 00 00 48 89 d7 89 f0 0f 05 48 3d 00 f0 ff ff 77 21 f4 48 89 d7 44 89 c0 0f 05 <48> 3d 00 f0 ff ff 76 e0 f7 d8 64 41 89 01 eb d8 0f 1f 84 00 00 00
[  733.515951][ T1895] RSP: 002b:00007ffcc476d768 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[  733.524333][ T1895] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000440418
[  733.532277][ T1895] RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000
[  733.540236][ T1895] RBP: 00000000004bfff0 R08: 00000000000000e7 R09: ffffffffffffffd0
[  733.548714][ T1895] R10: 0000000000000064 R11: 0000000000000246 R12: 0000000000000001
[  733.556660][ T1895] R13: 00000000006d2180 R14: 0000000000000000 R15: 0000000000000000
[  733.565100][ T1895] Kernel Offset: disabled
[  733.569422][ T1895] Rebooting in 86400 seconds..