[[36minfo[39;49m] Using makefile-style concurrent boot in runlevel 2.
[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[1G[[32m ok [39;49m8[?25h[?0c.
[....] Starting periodic command scheduler: cron[?25l[?1c7[1G[[32m ok [39;49m8[?25h[?0c.
[....] Starting OpenBSD Secure Shell server: sshd[   13.937344][ T1661] random: sshd: uninitialized urandom read (32 bytes read)
[?25l[?1c7[1G[[32m ok [39;49m8[?25h[?0c.

Debian GNU/Linux 7 syzkaller ttyS0

syzkaller login: [   19.112928][ T1695] random: sshd: uninitialized urandom read (32 bytes read)
[   19.127412][    C1] random: crng init done
Warning: Permanently added '10.128.0.164' (ECDSA) to the list of known hosts.
executing program
executing program
executing program
executing program
executing program
executing program
[  618.329750][   T17] usb 2-1: new low-speed USB device number 2 using dummy_hcd
[  618.329773][  T102] usb 1-1: new low-speed USB device number 2 using dummy_hcd
[  618.330148][   T83] usb 6-1: new low-speed USB device number 2 using dummy_hcd
[  618.349584][   T12] usb 5-1: new low-speed USB device number 2 using dummy_hcd
[  618.352806][ T1729] usb 3-1: new low-speed USB device number 2 using dummy_hcd
[  618.367043][ T1731] usb 4-1: new low-speed USB device number 2 using dummy_hcd
[  618.689930][   T17] usb 2-1: config index 0 descriptor too short (expected 17435, got 27)
[  618.698525][   T17] usb 2-1: config 0 has an invalid interface number: 124 but max is 0
[  618.706837][   T17] usb 2-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  618.717225][   T17] usb 2-1: config 0 has no interface number 0
[  618.719696][  T102] usb 1-1: config index 0 descriptor too short (expected 17435, got 27)
[  618.723582][   T17] usb 2-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  618.731690][  T102] usb 1-1: config 0 has an invalid interface number: 124 but max is 0
[  618.731699][  T102] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  618.731706][  T102] usb 1-1: config 0 has no interface number 0
[  618.732046][  T102] usb 1-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  618.741994][   T17] usb 2-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  618.750163][  T102] usb 1-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  618.760232][   T17] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  618.766277][  T102] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  618.776579][ T1731] usb 4-1: config index 0 descriptor too short (expected 17435, got 27)
[  618.785633][   T12] usb 5-1: config index 0 descriptor too short (expected 17435, got 27)
[  618.794577][ T1731] usb 4-1: config 0 has an invalid interface number: 124 but max is 0
[  618.794592][ T1731] usb 4-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  618.802573][   T12] usb 5-1: config 0 has an invalid interface number: 124 but max is 0
[  618.802585][   T12] usb 5-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  618.802598][   T12] usb 5-1: config 0 has no interface number 0
[  618.810637][ T1731] usb 4-1: config 0 has no interface number 0
[  618.819450][   T12] usb 5-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  618.827366][ T1729] usb 3-1: config index 0 descriptor too short (expected 17435, got 27)
[  618.835464][   T12] usb 5-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  618.835476][   T12] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  618.845578][ T1729] usb 3-1: config 0 has an invalid interface number: 124 but max is 0
[  618.858338][  T102] usb 1-1: config 0 descriptor??
[  618.863791][ T1729] usb 3-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  618.863798][ T1729] usb 3-1: config 0 has no interface number 0
[  618.863947][ T1729] usb 3-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  618.873214][   T12] usb 5-1: config 0 descriptor??
[  618.876089][ T1729] usb 3-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  618.876098][ T1729] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  618.876490][ T1731] usb 4-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  618.933275][  T102] ldusb 1-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  618.934875][ T1731] usb 4-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  618.945914][   T12] ldusb 5-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  618.951084][ T1731] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  618.964963][  T102] ldusb 1-1:0.124: LD USB Device #1 now attached to major 180 minor 1
[  618.965106][   T83] usb 6-1: config index 0 descriptor too short (expected 17435, got 27)
[  618.973749][   T12] ldusb 5-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  618.983258][   T83] usb 6-1: config 0 has an invalid interface number: 124 but max is 0
[  618.983267][   T83] usb 6-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  618.983274][   T83] usb 6-1: config 0 has no interface number 0
[  618.983521][ T1729] usb 3-1: config 0 descriptor??
[  619.073750][   T83] usb 6-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  619.083959][   T83] usb 6-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  619.092999][   T83] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  619.101245][   T17] usb 2-1: config 0 descriptor??
[  619.106800][   T83] usb 6-1: config 0 descriptor??
[  619.112936][ T1731] usb 4-1: config 0 descriptor??
executing program
[  619.140724][   T17] ldusb 2-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  619.151182][ T1729] ldusb 3-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  619.161448][   T83] ldusb 6-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  619.171638][ T1731] ldusb 4-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  619.174602][   T12] usb 1-1: USB disconnect, device number 2
executing program
[  619.184399][   T17] ldusb 2-1:0.124: LD USB Device #4 now attached to major 180 minor 4
[  619.194235][  T102] usb 5-1: USB disconnect, device number 2
[  619.195507][ T1729] ldusb 3-1:0.124: LD USB Device #3 now attached to major 180 minor 3
[  619.209412][   T12] ldusb 1-1:0.124: LD USB Device #1 now disconnected
[  619.209789][   T83] ldusb 6-1:0.124: LD USB Device #2 now attached to major 180 minor 2
[  619.221053][  T102] ldusb 5-1:0.124: LD USB Device #0 now disconnected
[  619.224574][ T1731] ldusb 4-1:0.124: LD USB Device #5 now attached to major 180 minor 5
executing program
executing program
executing program
executing program
[  619.340984][ T1736] usb 2-1: USB disconnect, device number 2
[  619.345149][   T83] usb 3-1: USB disconnect, device number 2
[  619.347530][ T1736] ldusb 2-1:0.124: LD USB Device #4 now disconnected
[  619.361549][   T17] usb 6-1: USB disconnect, device number 2
[  619.367499][ T1729] usb 4-1: USB disconnect, device number 2
[  619.375087][   T83] ldusb 3-1:0.124: LD USB Device #3 now disconnected
[  619.382212][   T17] ldusb 6-1:0.124: LD USB Device #2 now disconnected
[  619.389709][ T1729] ldusb 4-1:0.124: LD USB Device #5 now disconnected
[  619.589644][   T12] usb 1-1: new low-speed USB device number 3 using dummy_hcd
[  619.597311][  T102] usb 5-1: new low-speed USB device number 3 using dummy_hcd
[  619.709594][ T1736] usb 2-1: new low-speed USB device number 3 using dummy_hcd
[  619.749594][   T17] usb 6-1: new low-speed USB device number 3 using dummy_hcd
[  619.757162][   T83] usb 3-1: new low-speed USB device number 3 using dummy_hcd
[  619.765045][ T1729] usb 4-1: new low-speed USB device number 3 using dummy_hcd
[  619.959651][   T12] usb 1-1: config index 0 descriptor too short (expected 17435, got 27)
[  619.968065][   T12] usb 1-1: config 0 has an invalid interface number: 124 but max is 0
[  619.976277][   T12] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  619.986347][   T12] usb 1-1: config 0 has no interface number 0
[  619.992484][  T102] usb 5-1: config index 0 descriptor too short (expected 17435, got 27)
[  620.000814][  T102] usb 5-1: config 0 has an invalid interface number: 124 but max is 0
[  620.008944][  T102] usb 5-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  620.019034][  T102] usb 5-1: config 0 has no interface number 0
[  620.025206][  T102] usb 5-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  620.035311][  T102] usb 5-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  620.044383][  T102] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  620.052402][   T12] usb 1-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  620.062606][   T12] usb 1-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  620.071675][   T12] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  620.080803][  T102] usb 5-1: config 0 descriptor??
[  620.086055][   T12] usb 1-1: config 0 descriptor??
[  620.119642][ T1736] usb 2-1: config index 0 descriptor too short (expected 17435, got 27)
[  620.128097][ T1736] usb 2-1: config 0 has an invalid interface number: 124 but max is 0
[  620.136302][ T1736] usb 2-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  620.146394][ T1736] usb 2-1: config 0 has no interface number 0
[  620.149722][ T1729] usb 4-1: config index 0 descriptor too short (expected 17435, got 27)
[  620.153374][  T102] ldusb 5-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  620.160962][ T1729] usb 4-1: config 0 has an invalid interface number: 124 but max is 0
[  620.171270][   T12] ldusb 1-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  620.178577][ T1729] usb 4-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  620.188922][ T1736] usb 2-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  620.198255][ T1729] usb 4-1: config 0 has no interface number 0
[  620.201273][   T17] usb 6-1: config index 0 descriptor too short (expected 17435, got 27)
[  620.208352][ T1736] usb 2-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  620.214410][   T17] usb 6-1: config 0 has an invalid interface number: 124 but max is 0
[  620.214421][   T17] usb 6-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  620.222733][ T1736] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  620.231729][   T17] usb 6-1: config 0 has no interface number 0
[  620.231769][   T83] usb 3-1: config index 0 descriptor too short (expected 17435, got 27)
[  620.240025][  T102] ldusb 5-1:0.124: LD USB Device #1 now attached to major 180 minor 1
[  620.249945][   T83] usb 3-1: config 0 has an invalid interface number: 124 but max is 0
[  620.249953][   T83] usb 3-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  620.249959][   T83] usb 3-1: config 0 has no interface number 0
[  620.250001][   T83] usb 3-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
executing program
[  620.258039][   T12] ldusb 1-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  620.264017][   T83] usb 3-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  620.264029][   T83] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  620.280413][ T1736] usb 2-1: config 0 descriptor??
[  620.280498][   T17] usb 6-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  620.330455][ T1736] ldusb 2-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
executing program
[  620.332293][   T17] usb 6-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  620.351290][ T1736] ldusb 2-1:0.124: LD USB Device #2 now attached to major 180 minor 2
[  620.355223][   T17] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  620.355913][ T1729] usb 4-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  620.372772][ T1736] usb 5-1: USB disconnect, device number 3
[  620.373946][ T1729] usb 4-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  620.383864][ T1736] ldusb 5-1:0.124: LD USB Device #1 now disconnected
[  620.390143][ T1729] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  620.392096][ T1731] usb 1-1: USB disconnect, device number 3
[  620.435753][ T1729] usb 4-1: config 0 descriptor??
[  620.440898][   T83] usb 3-1: config 0 descriptor??
[  620.446242][   T17] usb 6-1: config 0 descriptor??
[  620.452145][ T1731] ldusb 1-1:0.124: LD USB Device #0 now disconnected
[  620.480801][   T83] ldusb 3-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  620.491289][ T1729] ldusb 4-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  620.501632][   T17] ldusb 6-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  620.512151][ T1729] ldusb 4-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  620.520482][   T17] ldusb 6-1:0.124: LD USB Device #1 now attached to major 180 minor 1
executing program
[  620.530768][   T83] ldusb 3-1:0.124: LD USB Device #3 now attached to major 180 minor 3
[  620.550500][   T12] usb 2-1: USB disconnect, device number 3
[  620.557277][   T12] ldusb 2-1:0.124: LD USB Device #2 now disconnected
executing program
executing program
[  620.700220][   T83] usb 3-1: USB disconnect, device number 3
[  620.730314][   T17] usb 6-1: USB disconnect, device number 3
[  620.736798][   T83] ldusb 3-1:0.124: LD USB Device #3 now disconnected
executing program
[  620.744397][   T17] ldusb 6-1:0.124: LD USB Device #1 now disconnected
[  620.759941][ T1736] usb 5-1: new low-speed USB device number 4 using dummy_hcd
[  620.768264][  T102] usb 4-1: USB disconnect, device number 3
[  620.777307][  T102] ldusb 4-1:0.124: LD USB Device #0 now disconnected
[  620.819699][ T1731] usb 1-1: new low-speed USB device number 4 using dummy_hcd
[  620.909581][   T12] usb 2-1: new low-speed USB device number 4 using dummy_hcd
[  621.099702][   T17] usb 6-1: new low-speed USB device number 4 using dummy_hcd
[  621.107176][   T83] usb 3-1: new low-speed USB device number 4 using dummy_hcd
[  621.119630][ T1736] usb 5-1: config index 0 descriptor too short (expected 17435, got 27)
[  621.127996][ T1736] usb 5-1: config 0 has an invalid interface number: 124 but max is 0
[  621.136181][ T1736] usb 5-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  621.146348][ T1736] usb 5-1: config 0 has no interface number 0
[  621.152569][  T102] usb 4-1: new low-speed USB device number 4 using dummy_hcd
[  621.160042][ T1736] usb 5-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  621.170230][ T1736] usb 5-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  621.182240][ T1736] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  621.191120][ T1736] usb 5-1: config 0 descriptor??
[  621.200511][ T1731] usb 1-1: config index 0 descriptor too short (expected 17435, got 27)
[  621.208822][ T1731] usb 1-1: config 0 has an invalid interface number: 124 but max is 0
[  621.216999][ T1731] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  621.227094][ T1731] usb 1-1: config 0 has no interface number 0
[  621.233754][ T1731] usb 1-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  621.241154][ T1736] ldusb 5-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  621.243867][ T1731] usb 1-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  621.256952][ T1736] ldusb 5-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  621.262288][ T1731] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  621.270205][ T1731] usb 1-1: config 0 descriptor??
[  621.309694][   T12] usb 2-1: config index 0 descriptor too short (expected 17435, got 27)
[  621.318057][   T12] usb 2-1: config 0 has an invalid interface number: 124 but max is 0
[  621.321310][ T1731] ldusb 1-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  621.326228][   T12] usb 2-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  621.326242][   T12] usb 2-1: config 0 has no interface number 0
[  621.336896][ T1731] ldusb 1-1:0.124: LD USB Device #1 now attached to major 180 minor 1
[  621.359759][   T12] usb 2-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  621.370185][   T12] usb 2-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  621.379184][   T12] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  621.388016][   T12] usb 2-1: config 0 descriptor??
executing program
[  621.430884][   T12] ldusb 2-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  621.442495][   T12] ldusb 2-1:0.124: LD USB Device #2 now attached to major 180 minor 2
[  621.460224][ T1731] usb 5-1: USB disconnect, device number 4
[  621.470627][ T1731] ldusb 5-1:0.124: LD USB Device #0 now disconnected
[  621.495888][   T17] usb 6-1: config index 0 descriptor too short (expected 17435, got 27)
[  621.504221][   T17] usb 6-1: config 0 has an invalid interface number: 124 but max is 0
[  621.512382][   T17] usb 6-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  621.522480][   T17] usb 6-1: config 0 has no interface number 0
[  621.528568][   T83] usb 3-1: config index 0 descriptor too short (expected 17435, got 27)
[  621.536908][   T83] usb 3-1: config 0 has an invalid interface number: 124 but max is 0
[  621.545064][   T83] usb 3-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  621.547114][   T12] usb 1-1: USB disconnect, device number 4
[  621.555155][   T83] usb 3-1: config 0 has no interface number 0
[  621.561065][  T102] usb 4-1: config index 0 descriptor too short (expected 17435, got 27)
[  621.569738][   T17] usb 6-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  621.575346][  T102] usb 4-1: config 0 has an invalid interface number: 124 but max is 0
[  621.585381][   T17] usb 6-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  621.593516][  T102] usb 4-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  621.602520][   T17] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  621.612656][  T102] usb 4-1: config 0 has no interface number 0
[  621.614815][   T12] ldusb 1-1:0.124: LD USB Device #1 now disconnected
[  621.622664][   T83] usb 3-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
executing program
[  621.628899][  T102] usb 4-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  621.633661][   T83] usb 3-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  621.644449][  T102] usb 4-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  621.654502][   T83] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  621.663513][  T102] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  621.683695][ T1729] usb 2-1: USB disconnect, device number 4
executing program
[  621.691269][  T102] usb 4-1: config 0 descriptor??
[  621.700472][   T17] usb 6-1: config 0 descriptor??
[  621.705781][   T83] usb 3-1: config 0 descriptor??
[  621.711968][ T1729] ldusb 2-1:0.124: LD USB Device #2 now disconnected
[  621.741009][  T102] ldusb 4-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  621.741113][   T17] ldusb 6-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  621.753401][  T102] ldusb 4-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  621.768183][   T17] ldusb 6-1:0.124: LD USB Device #1 now attached to major 180 minor 1
[  621.778993][   T83] ldusb 3-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  621.791457][   T83] ldusb 3-1:0.124: LD USB Device #2 now attached to major 180 minor 2
[  621.869594][ T1731] usb 5-1: new low-speed USB device number 5 using dummy_hcd
executing program
executing program
executing program
[  621.941051][  T102] usb 6-1: USB disconnect, device number 4
[  621.947887][  T102] ldusb 6-1:0.124: LD USB Device #1 now disconnected
[  621.960761][   T83] usb 4-1: USB disconnect, device number 4
[  621.968507][   T83] ldusb 4-1:0.124: LD USB Device #0 now disconnected
[  621.978097][ T1736] usb 3-1: USB disconnect, device number 4
[  621.990387][ T1736] ldusb 3-1:0.124: LD USB Device #2 now disconnected
[  622.049602][   T12] usb 1-1: new low-speed USB device number 5 using dummy_hcd
[  622.080144][ T1729] usb 2-1: new low-speed USB device number 5 using dummy_hcd
[  622.229634][ T1731] usb 5-1: config index 0 descriptor too short (expected 17435, got 27)
[  622.238115][ T1731] usb 5-1: config 0 has an invalid interface number: 124 but max is 0
[  622.246389][ T1731] usb 5-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  622.256494][ T1731] usb 5-1: config 0 has no interface number 0
[  622.262829][ T1731] usb 5-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  622.272904][ T1731] usb 5-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  622.281932][ T1731] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  622.290709][ T1731] usb 5-1: config 0 descriptor??
[  622.319657][  T102] usb 6-1: new low-speed USB device number 5 using dummy_hcd
[  622.329625][   T83] usb 4-1: new low-speed USB device number 5 using dummy_hcd
[  622.338259][ T1731] ldusb 5-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  622.339917][ T1736] usb 3-1: new low-speed USB device number 5 using dummy_hcd
[  622.354126][ T1731] ldusb 5-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  622.419644][   T12] usb 1-1: config index 0 descriptor too short (expected 17435, got 27)
[  622.428176][   T12] usb 1-1: config 0 has an invalid interface number: 124 but max is 0
[  622.436478][   T12] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  622.446572][   T12] usb 1-1: config 0 has no interface number 0
[  622.452904][   T12] usb 1-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  622.463000][   T12] usb 1-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  622.469851][ T1729] usb 2-1: config index 0 descriptor too short (expected 17435, got 27)
[  622.472071][   T12] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  622.488826][ T1729] usb 2-1: config 0 has an invalid interface number: 124 but max is 0
[  622.496977][ T1729] usb 2-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  622.507051][ T1729] usb 2-1: config 0 has no interface number 0
executing program
[  622.513577][ T1729] usb 2-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  622.514020][   T12] usb 1-1: config 0 descriptor??
[  622.523733][ T1729] usb 2-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  622.537639][ T1729] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  622.546956][ T1729] usb 2-1: config 0 descriptor??
[  622.551537][ T1747] usb 5-1: USB disconnect, device number 5
[  622.559085][ T1747] ldusb 5-1:0.124: LD USB Device #0 now disconnected
[  622.567112][   T12] ldusb 1-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  622.579222][   T12] ldusb 1-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  622.594851][ T1729] ldusb 2-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  622.605448][ T1729] ldusb 2-1:0.124: LD USB Device #1 now attached to major 180 minor 1
[  622.709712][  T102] usb 6-1: config index 0 descriptor too short (expected 17435, got 27)
[  622.718102][  T102] usb 6-1: config 0 has an invalid interface number: 124 but max is 0
[  622.726326][  T102] usb 6-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  622.736446][  T102] usb 6-1: config 0 has no interface number 0
[  622.742693][ T1736] usb 3-1: config index 0 descriptor too short (expected 17435, got 27)
[  622.751072][ T1736] usb 3-1: config 0 has an invalid interface number: 124 but max is 0
[  622.759425][ T1736] usb 3-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  622.759633][   T83] usb 4-1: config index 0 descriptor too short (expected 17435, got 27)
[  622.769505][ T1736] usb 3-1: config 0 has no interface number 0
[  622.777846][   T83] usb 4-1: config 0 has an invalid interface number: 124 but max is 0
[  622.783964][  T102] usb 6-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
executing program
[  622.792127][   T83] usb 4-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  622.802183][  T102] usb 6-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  622.812240][   T83] usb 4-1: config 0 has no interface number 0
[  622.813642][   T83] usb 4-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  622.821303][  T102] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  622.821348][ T1736] usb 3-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
executing program
[  622.827436][   T83] usb 4-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  622.837506][ T1736] usb 3-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  622.837524][ T1736] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  622.845490][   T83] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  622.855440][ T1729] usb 1-1: USB disconnect, device number 5
[  622.857059][  T102] usb 6-1: config 0 descriptor??
[  622.874289][   T83] usb 4-1: config 0 descriptor??
[  622.883183][ T1736] usb 3-1: config 0 descriptor??
[  622.894905][ T1731] usb 2-1: USB disconnect, device number 5
[  622.916804][ T1729] ldusb 1-1:0.124: LD USB Device #0 now disconnected
[  622.926483][ T1731] ldusb 2-1:0.124: LD USB Device #1 now disconnected
[  622.930949][ T1736] ldusb 3-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  622.944516][  T102] ldusb 6-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  622.950774][   T83] ldusb 4-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  622.967597][ T1736] ldusb 3-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  622.970117][   T83] ldusb 4-1:0.124: LD USB Device #1 now attached to major 180 minor 1
[  622.984507][  T102] ldusb 6-1:0.124: LD USB Device #2 now attached to major 180 minor 2
[  623.009663][ T1747] usb 5-1: new low-speed USB device number 6 using dummy_hcd
executing program
executing program
[  623.150093][  T102] usb 3-1: USB disconnect, device number 5
[  623.179914][ T1774] ldusb 3-1:0.124: Couldn't submit interrupt_in_urb -19
[  623.187744][  T102] ldusb 3-1:0.124: LD USB Device #0 now disconnected
[  623.187988][   T83] usb 6-1: USB disconnect, device number 5
executing program
[  623.203684][   T83] ldusb 6-1:0.124: LD USB Device #2 now disconnected
[  623.213980][   T17] usb 4-1: USB disconnect, device number 5
[  623.220941][   T17] ldusb 4-1:0.124: LD USB Device #1 now disconnected
[  623.279604][ T1729] usb 1-1: new low-speed USB device number 6 using dummy_hcd
[  623.309698][ T1731] usb 2-1: new low-speed USB device number 6 using dummy_hcd
[  623.369656][ T1747] usb 5-1: config index 0 descriptor too short (expected 17435, got 27)
[  623.378052][ T1747] usb 5-1: config 0 has an invalid interface number: 124 but max is 0
[  623.386236][ T1747] usb 5-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  623.396312][ T1747] usb 5-1: config 0 has no interface number 0
[  623.402415][ T1747] usb 5-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  623.412499][ T1747] usb 5-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  623.421567][ T1747] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  623.430730][ T1747] usb 5-1: config 0 descriptor??
[  623.470987][ T1747] ldusb 5-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  623.482270][ T1747] ldusb 5-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  623.569791][   T83] usb 6-1: new low-speed USB device number 6 using dummy_hcd
[  623.579584][  T102] usb 3-1: new low-speed USB device number 6 using dummy_hcd
[  623.579767][   T17] usb 4-1: new low-speed USB device number 6 using dummy_hcd
[  623.649648][ T1729] usb 1-1: config index 0 descriptor too short (expected 17435, got 27)
[  623.658127][ T1729] usb 1-1: config 0 has an invalid interface number: 124 but max is 0
[  623.666376][ T1729] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  623.676454][ T1729] usb 1-1: config 0 has no interface number 0
[  623.682603][ T1731] usb 2-1: config index 0 descriptor too short (expected 17435, got 27)
[  623.690963][ T1731] usb 2-1: config 0 has an invalid interface number: 124 but max is 0
executing program
[  623.699088][ T1731] usb 2-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  623.703041][ T1747] usb 5-1: USB disconnect, device number 6
[  623.709176][ T1731] usb 2-1: config 0 has no interface number 0
[  623.709435][ T1729] usb 1-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  623.722789][ T1747] ldusb 5-1:0.124: LD USB Device #0 now disconnected
[  623.731187][ T1729] usb 1-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  623.731201][ T1729] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  623.731739][ T1731] usb 2-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  623.764974][ T1731] usb 2-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  623.774028][ T1731] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  623.782765][ T1729] usb 1-1: config 0 descriptor??
[  623.788763][ T1731] usb 2-1: config 0 descriptor??
[  623.820855][ T1729] ldusb 1-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  623.831915][ T1731] ldusb 2-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  623.843281][ T1729] ldusb 1-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  623.851723][ T1731] ldusb 2-1:0.124: LD USB Device #1 now attached to major 180 minor 1
[  623.949627][   T83] usb 6-1: config index 0 descriptor too short (expected 17435, got 27)
[  623.958038][   T83] usb 6-1: config 0 has an invalid interface number: 124 but max is 0
[  623.966262][   T83] usb 6-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  623.969643][  T102] usb 3-1: config index 0 descriptor too short (expected 17435, got 27)
[  623.976344][   T83] usb 6-1: config 0 has no interface number 0
executing program
[  623.976379][   T83] usb 6-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  623.984705][  T102] usb 3-1: config 0 has an invalid interface number: 124 but max is 0
[  623.984718][  T102] usb 3-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  623.984729][  T102] usb 3-1: config 0 has no interface number 0
[  623.985180][  T102] usb 3-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  623.990838][   T83] usb 6-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
executing program
[  623.990852][   T83] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  623.990917][   T17] usb 4-1: config index 0 descriptor too short (expected 17435, got 27)
[  624.000939][  T102] usb 3-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  624.000952][  T102] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  624.009073][   T17] usb 4-1: config 0 has an invalid interface number: 124 but max is 0
[  624.024596][  T102] usb 3-1: config 0 descriptor??
[  624.025220][   T17] usb 4-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  624.040215][ T1736] usb 1-1: USB disconnect, device number 6
[  624.044384][   T17] usb 4-1: config 0 has no interface number 0
[  624.046237][   T17] usb 4-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  624.060959][ T1736] ldusb 1-1:0.124: LD USB Device #0 now disconnected
[  624.069783][   T17] usb 4-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  624.069798][   T17] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  624.070139][   T83] usb 6-1: config 0 descriptor??
[  624.079460][  T102] ldusb 3-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  624.095248][   T17] usb 4-1: config 0 descriptor??
[  624.105329][   T12] usb 2-1: USB disconnect, device number 6
[  624.130854][   T83] ldusb 6-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  624.139524][ T1747] usb 5-1: new low-speed USB device number 7 using dummy_hcd
[  624.148192][   T17] ldusb 4-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  624.151908][  T102] ldusb 3-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  624.173078][   T17] ldusb 4-1:0.124: LD USB Device #2 now attached to major 180 minor 2
[  624.211218][   T12] ldusb 2-1:0.124: LD USB Device #1 now disconnected
[  624.222898][   T83] ldusb 6-1:0.124: LD USB Device #1 now attached to major 180 minor 1
executing program
[  624.290241][  T102] usb 3-1: USB disconnect, device number 6
[  624.297117][  T102] ldusb 3-1:0.124: LD USB Device #0 now disconnected
executing program
executing program
[  624.330981][   T83] usb 6-1: USB disconnect, device number 6
[  624.338058][   T83] ldusb 6-1:0.124: LD USB Device #1 now disconnected
[  624.348365][   T17] usb 4-1: USB disconnect, device number 6
[  624.355561][   T17] ldusb 4-1:0.124: LD USB Device #2 now disconnected
[  624.539669][ T1736] usb 1-1: new low-speed USB device number 7 using dummy_hcd
[  624.559658][ T1747] usb 5-1: config index 0 descriptor too short (expected 17435, got 27)
[  624.568033][ T1747] usb 5-1: config 0 has an invalid interface number: 124 but max is 0
[  624.576230][ T1747] usb 5-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  624.586378][ T1747] usb 5-1: config 0 has no interface number 0
[  624.592567][   T12] usb 2-1: new low-speed USB device number 7 using dummy_hcd
[  624.600260][ T1747] usb 5-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  624.610341][ T1747] usb 5-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  624.619343][ T1747] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  624.628138][ T1747] usb 5-1: config 0 descriptor??
[  624.669703][  T102] usb 3-1: new low-speed USB device number 7 using dummy_hcd
[  624.678613][ T1747] ldusb 5-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  624.689479][ T1747] ldusb 5-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  624.709594][   T83] usb 6-1: new low-speed USB device number 7 using dummy_hcd
[  624.729615][   T17] usb 4-1: new low-speed USB device number 7 using dummy_hcd
executing program
[  624.890140][ T1731] usb 5-1: USB disconnect, device number 7
[  624.897411][ T1731] ldusb 5-1:0.124: LD USB Device #0 now disconnected
[  624.919674][ T1736] usb 1-1: config index 0 descriptor too short (expected 17435, got 27)
[  624.928125][ T1736] usb 1-1: config 0 has an invalid interface number: 124 but max is 0
[  624.936404][ T1736] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  624.946575][ T1736] usb 1-1: config 0 has no interface number 0
[  624.953222][ T1736] usb 1-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  624.963450][ T1736] usb 1-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  624.972490][ T1736] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  624.981688][ T1736] usb 1-1: config 0 descriptor??
[  624.999776][   T12] usb 2-1: config index 0 descriptor too short (expected 17435, got 27)
[  625.008133][   T12] usb 2-1: config 0 has an invalid interface number: 124 but max is 0
[  625.016322][   T12] usb 2-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  625.026435][   T12] usb 2-1: config 0 has no interface number 0
[  625.033972][ T1736] ldusb 1-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  625.044246][   T12] usb 2-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  625.054411][   T12] usb 2-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  625.063456][   T12] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  625.071666][ T1736] ldusb 1-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  625.081904][   T12] usb 2-1: config 0 descriptor??
[  625.089721][   T83] usb 6-1: config index 0 descriptor too short (expected 17435, got 27)
[  625.098171][   T83] usb 6-1: config 0 has an invalid interface number: 124 but max is 0
[  625.106421][   T83] usb 6-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  625.116489][   T83] usb 6-1: config 0 has no interface number 0
[  625.122934][   T17] usb 4-1: config index 0 descriptor too short (expected 17435, got 27)
[  625.129670][  T102] usb 3-1: config index 0 descriptor too short (expected 17435, got 27)
[  625.131276][   T17] usb 4-1: config 0 has an invalid interface number: 124 but max is 0
[  625.131289][   T17] usb 4-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  625.131302][   T17] usb 4-1: config 0 has no interface number 0
[  625.140087][  T102] usb 3-1: config 0 has an invalid interface number: 124 but max is 0
[  625.148472][   T17] usb 4-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  625.158346][  T102] usb 3-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  625.164424][   T17] usb 4-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  625.172550][  T102] usb 3-1: config 0 has no interface number 0
[  625.182597][   T17] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  625.194869][   T12] ldusb 2-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  625.204293][   T83] usb 6-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  625.208363][  T102] usb 3-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
executing program
[  625.215805][   T83] usb 6-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  625.215821][   T83] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  625.225278][  T102] usb 3-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  625.225291][  T102] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  625.237841][   T83] usb 6-1: config 0 descriptor??
[  625.245850][   T12] ldusb 2-1:0.124: LD USB Device #1 now attached to major 180 minor 1
[  625.255429][   T17] usb 4-1: config 0 descriptor??
[  625.298083][  T102] usb 3-1: config 0 descriptor??
[  625.298774][ T1729] usb 1-1: USB disconnect, device number 7
[  625.308887][ T1731] usb 5-1: new low-speed USB device number 8 using dummy_hcd
[  625.317246][ T1729] ldusb 1-1:0.124: LD USB Device #0 now disconnected
[  625.330843][   T83] ldusb 6-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  625.341567][   T17] ldusb 4-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
executing program
[  625.352374][   T83] ldusb 6-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  625.360726][   T17] ldusb 4-1:0.124: LD USB Device #2 now attached to major 180 minor 2
[  625.360792][  T102] ldusb 3-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  625.391548][  T102] ldusb 3-1:0.124: LD USB Device #3 now attached to major 180 minor 3
[  625.422733][  T102] usb 2-1: USB disconnect, device number 7
[  625.429373][  T102] ldusb 2-1:0.124: LD USB Device #1 now disconnected
executing program
executing program
executing program
[  625.550997][   T17] usb 6-1: USB disconnect, device number 7
[  625.559851][ T1798] ld_usb_open - error, can't find device for minor 0
[  625.567590][   T12] usb 3-1: USB disconnect, device number 7
[  625.574535][ T1736] usb 4-1: USB disconnect, device number 7
[  625.574972][   T17] ldusb 6-1:0.124: LD USB Device #0 now disconnected
[  625.580684][   T12] ldusb 3-1:0.124: LD USB Device #3 now disconnected
[  625.596257][ T1736] ldusb 4-1:0.124: LD USB Device #2 now disconnected
[  625.669590][ T1729] usb 1-1: new low-speed USB device number 8 using dummy_hcd
[  625.677043][ T1731] usb 5-1: config index 0 descriptor too short (expected 17435, got 27)
[  625.685504][ T1731] usb 5-1: config 0 has an invalid interface number: 124 but max is 0
[  625.693672][ T1731] usb 5-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  625.703760][ T1731] usb 5-1: config 0 has no interface number 0
[  625.709987][ T1731] usb 5-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  625.720071][ T1731] usb 5-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  625.729077][ T1731] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  625.738293][ T1731] usb 5-1: config 0 descriptor??
[  625.780750][ T1731] ldusb 5-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  625.791660][ T1731] ldusb 5-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  625.799581][  T102] usb 2-1: new low-speed USB device number 8 using dummy_hcd
executing program
[  625.959610][   T17] usb 6-1: new low-speed USB device number 8 using dummy_hcd
[  625.959617][   T12] usb 3-1: new low-speed USB device number 8 using dummy_hcd
[  625.979612][ T1736] usb 4-1: new low-speed USB device number 8 using dummy_hcd
[  626.000880][ T1731] usb 5-1: USB disconnect, device number 8
[  626.008720][ T1731] ldusb 5-1:0.124: LD USB Device #0 now disconnected
[  626.069664][ T1729] usb 1-1: config index 0 descriptor too short (expected 17435, got 27)
[  626.078259][ T1729] usb 1-1: config 0 has an invalid interface number: 124 but max is 0
[  626.086474][ T1729] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  626.096549][ T1729] usb 1-1: config 0 has no interface number 0
[  626.102899][ T1729] usb 1-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  626.113001][ T1729] usb 1-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  626.122066][ T1729] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  626.131037][ T1729] usb 1-1: config 0 descriptor??
[  626.170846][ T1729] ldusb 1-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  626.181666][ T1729] ldusb 1-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  626.189679][  T102] usb 2-1: config index 0 descriptor too short (expected 17435, got 27)
[  626.198202][  T102] usb 2-1: config 0 has an invalid interface number: 124 but max is 0
[  626.206417][  T102] usb 2-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  626.216558][  T102] usb 2-1: config 0 has no interface number 0
[  626.222833][  T102] usb 2-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  626.233157][  T102] usb 2-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  626.242232][  T102] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  626.250842][  T102] usb 2-1: config 0 descriptor??
[  626.291111][  T102] ldusb 2-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  626.302065][  T102] ldusb 2-1:0.124: LD USB Device #1 now attached to major 180 minor 1
[  626.339618][   T12] usb 3-1: config index 0 descriptor too short (expected 17435, got 27)
[  626.347994][   T12] usb 3-1: config 0 has an invalid interface number: 124 but max is 0
[  626.349612][   T17] usb 6-1: config index 0 descriptor too short (expected 17435, got 27)
[  626.356245][   T12] usb 3-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  626.364560][   T17] usb 6-1: config 0 has an invalid interface number: 124 but max is 0
[  626.374618][   T12] usb 3-1: config 0 has no interface number 0
[  626.382781][   T17] usb 6-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  626.382796][   T17] usb 6-1: config 0 has no interface number 0
[  626.388882][   T12] usb 3-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  626.400058][ T1731] usb 5-1: new low-speed USB device number 9 using dummy_hcd
[  626.405052][   T12] usb 3-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
executing program
[  626.415935][   T17] usb 6-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  626.422449][   T12] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  626.422512][ T1736] usb 4-1: config index 0 descriptor too short (expected 17435, got 27)
[  626.431558][   T17] usb 6-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  626.441579][ T1736] usb 4-1: config 0 has an invalid interface number: 124 but max is 0
[  626.449556][   T17] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
executing program
[  626.457846][ T1736] usb 4-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  626.469869][   T17] usb 6-1: config 0 descriptor??
[  626.475483][ T1736] usb 4-1: config 0 has no interface number 0
[  626.483321][ T1736] usb 4-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  626.485079][ T1729] usb 1-1: USB disconnect, device number 8
[  626.498921][ T1736] usb 4-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  626.498936][ T1736] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  626.499230][   T12] usb 3-1: config 0 descriptor??
[  626.504240][ T1809] ldusb 1-1:0.124: Couldn't submit interrupt_in_urb -19
[  626.517627][ T1736] usb 4-1: config 0 descriptor??
[  626.521900][   T83] usb 2-1: USB disconnect, device number 8
[  626.550798][   T12] ldusb 3-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  626.556180][   T17] ldusb 6-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  626.561138][ T1736] ldusb 4-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  626.566437][ T1729] ldusb 1-1:0.124: LD USB Device #0 now disconnected
[  626.583617][   T12] ldusb 3-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  626.605472][   T17] ldusb 6-1:0.124: LD USB Device #2 now attached to major 180 minor 2
[  626.617920][ T1736] sysfs: cannot create duplicate filename '/class/usbmisc/ldusb1'
[  626.618573][   T83] ldusb 2-1:0.124: LD USB Device #1 now disconnected
[  626.625786][ T1736] CPU: 0 PID: 1736 Comm: kworker/0:3 Not tainted 5.3.0-rc4+ #26
[  626.625792][ T1736] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  626.625921][ T1736] Workqueue: usb_hub_wq hub_event
[  626.655126][ T1736] Call Trace:
[  626.658447][ T1736]  dump_stack+0xca/0x13e
[  626.662739][ T1736]  sysfs_warn_dup.cold+0x1c/0x29
[  626.667654][ T1736]  sysfs_do_create_link_sd.isra.0+0x10f/0x130
[  626.673693][ T1736]  sysfs_create_link+0x61/0xc0
[  626.678487][ T1736]  device_add+0x788/0x16f0
[  626.682897][ T1736]  ? uevent_store+0x50/0x50
[  626.687430][ T1736]  ? rcu_read_lock_sched_held+0x113/0x130
[  626.693151][ T1736]  ? kfree+0x287/0x2f0
[  626.697191][ T1736]  device_create_groups_vargs+0x203/0x280
[  626.702882][ T1736]  device_create+0xdf/0x120
[  626.707356][ T1736]  ? device_create_vargs+0x50/0x50
[  626.712470][ T1736]  ? down_write+0xe0/0x150
[  626.716859][ T1736]  ? __down_timeout+0x2d0/0x2d0
[  626.721690][ T1736]  usb_register_dev+0x279/0x6a0
[  626.726530][ T1736]  ? usb_open+0x270/0x270
[  626.730835][ T1736]  ? kasan_unpoison_shadow+0x30/0x40
[  626.736129][ T1736]  ? memset+0x20/0x40
[  626.740217][ T1736]  ld_usb_probe+0x6f7/0xa65
[  626.744693][ T1736]  usb_probe_interface+0x305/0x7a0
[  626.749776][ T1736]  ? usb_probe_device+0x100/0x100
[  626.754921][ T1736]  really_probe+0x281/0x6d0
[  626.759410][ T1736]  driver_probe_device+0x101/0x1b0
[  626.764513][ T1736]  __device_attach_driver+0x1c2/0x220
[  626.769865][ T1736]  ? driver_allows_async_probing+0x160/0x160
[  626.775814][ T1736]  bus_for_each_drv+0x162/0x1e0
[  626.780647][ T1736]  ? bus_rescan_devices+0x20/0x20
[  626.785747][ T1736]  ? _raw_spin_unlock_irqrestore+0x3e/0x50
[  626.791568][ T1736]  ? lockdep_hardirqs_on+0x379/0x580
[  626.796826][ T1736]  __device_attach+0x217/0x360
[  626.801568][ T1736]  ? device_bind_driver+0xd0/0xd0
[  626.806563][ T1736]  ? kobject_uevent_env+0x29e/0x1160
[  626.811829][ T1736]  ? kobject_uevent_env+0x2a8/0x1160
[  626.817115][ T1736]  bus_probe_device+0x1e4/0x290
[  626.821979][ T1736]  ? blocking_notifier_call_chain+0x54/0xa0
[  626.827854][ T1736]  device_add+0xae6/0x16f0
[  626.832261][ T1736]  ? uevent_store+0x50/0x50
[  626.836758][ T1736]  ? _raw_spin_unlock_irqrestore+0x3e/0x50
[  626.842550][ T1736]  usb_set_configuration+0xdf6/0x1670
[  626.847939][ T1736]  generic_probe+0x9d/0xd5
[  626.852350][ T1736]  usb_probe_device+0x99/0x100
[  626.857098][ T1736]  ? usb_suspend+0x620/0x620
[  626.861682][ T1736]  really_probe+0x281/0x6d0
[  626.866155][ T1736]  driver_probe_device+0x101/0x1b0
[  626.871237][ T1736]  __device_attach_driver+0x1c2/0x220
[  626.876676][ T1736]  ? driver_allows_async_probing+0x160/0x160
[  626.882646][ T1736]  bus_for_each_drv+0x162/0x1e0
[  626.887484][ T1736]  ? bus_rescan_devices+0x20/0x20
[  626.892479][ T1736]  ? _raw_spin_unlock_irqrestore+0x3e/0x50
[  626.898269][ T1736]  ? lockdep_hardirqs_on+0x379/0x580
[  626.903527][ T1736]  __device_attach+0x217/0x360
[  626.908260][ T1736]  ? device_bind_driver+0xd0/0xd0
[  626.913253][ T1736]  ? kobject_uevent_env+0x29e/0x1160
[  626.918506][ T1736]  ? kobject_uevent_env+0x2a8/0x1160
[  626.923765][ T1736]  bus_probe_device+0x1e4/0x290
[  626.928594][ T1736]  ? blocking_notifier_call_chain+0x54/0xa0
[  626.934470][ T1736]  device_add+0xae6/0x16f0
[  626.938869][ T1736]  ? uevent_store+0x50/0x50
[  626.943349][ T1736]  usb_new_device.cold+0x6a4/0xe79
[  626.948433][ T1736]  hub_event+0x1b5c/0x3640
[  626.952828][ T1736]  ? hub_port_debounce+0x260/0x260
[  626.957965][ T1736]  process_one_work+0x92b/0x1530
[  626.962879][ T1736]  ? pwq_dec_nr_in_flight+0x310/0x310
[  626.968243][ T1736]  ? do_raw_spin_lock+0x11a/0x280
[  626.973253][ T1736]  worker_thread+0x96/0xe20
[  626.977725][ T1736]  ? process_one_work+0x1530/0x1530
[  626.982893][ T1736]  kthread+0x318/0x420
[  626.986936][ T1736]  ? kthread_create_on_node+0xf0/0xf0
[  626.992281][ T1736]  ret_from_fork+0x24/0x30
executing program
executing program
[  627.011005][   T12] usb 6-1: USB disconnect, device number 8
[  627.030815][  T102] usb 3-1: USB disconnect, device number 8
[  627.037231][ T1736] ldusb 4-1:0.124: Not able to get a minor for this device.
[  627.045068][ T1736] ldusb: probe of 4-1:0.124 failed with error -17
[  627.051987][   T12] ldusb 6-1:0.124: LD USB Device #2 now disconnected
executing program
[  627.060454][  T102] ldusb 3-1:0.124: LD USB Device #0 now disconnected
[  627.074192][ T1736] usb 4-1: USB disconnect, device number 8
[  627.199636][ T1731] usb 5-1: config index 0 descriptor too short (expected 17435, got 27)
[  627.208027][ T1731] usb 5-1: config 0 has an invalid interface number: 124 but max is 0
[  627.216214][ T1731] usb 5-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  627.226287][ T1731] usb 5-1: config 0 has no interface number 0
[  627.232392][ T1731] usb 5-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  627.242602][ T1731] usb 5-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  627.251641][ T1731] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  627.260706][ T1731] usb 5-1: config 0 descriptor??
[  627.300968][ T1731] ldusb 5-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  627.311504][ T1731] ldusb 5-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  627.329623][ T1729] usb 1-1: new low-speed USB device number 9 using dummy_hcd
[  627.337056][   T83] usb 2-1: new low-speed USB device number 9 using dummy_hcd
[  627.419648][  T102] usb 3-1: new low-speed USB device number 9 using dummy_hcd
[  627.427102][   T12] usb 6-1: new low-speed USB device number 9 using dummy_hcd
[  627.439599][ T1736] usb 4-1: new low-speed USB device number 9 using dummy_hcd
executing program
[  627.520167][ T1731] usb 5-1: USB disconnect, device number 9
[  627.526755][ T1731] ldusb 5-1:0.124: LD USB Device #0 now disconnected
[  627.699684][ T1729] usb 1-1: config index 0 descriptor too short (expected 17435, got 27)
[  627.708061][ T1729] usb 1-1: config 0 has an invalid interface number: 124 but max is 0
[  627.716241][ T1729] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  627.726324][ T1729] usb 1-1: config 0 has no interface number 0
[  627.732441][   T83] usb 2-1: config index 0 descriptor too short (expected 17435, got 27)
[  627.740805][   T83] usb 2-1: config 0 has an invalid interface number: 124 but max is 0
[  627.748948][   T83] usb 2-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  627.759047][   T83] usb 2-1: config 0 has no interface number 0
[  627.765317][   T83] usb 2-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  627.775415][   T83] usb 2-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  627.784453][   T83] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  627.792476][ T1729] usb 1-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  627.799718][  T102] usb 3-1: config index 0 descriptor too short (expected 17435, got 27)
[  627.802599][ T1729] usb 1-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  627.810972][  T102] usb 3-1: config 0 has an invalid interface number: 124 but max is 0
[  627.819949][ T1729] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  627.828069][  T102] usb 3-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  627.838551][   T83] usb 2-1: config 0 descriptor??
[  627.846086][  T102] usb 3-1: config 0 has no interface number 0
[  627.846128][   T12] usb 6-1: config index 0 descriptor too short (expected 17435, got 27)
[  627.846140][   T12] usb 6-1: config 0 has an invalid interface number: 124 but max is 0
[  627.846156][   T12] usb 6-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  627.851844][ T1729] usb 1-1: config 0 descriptor??
[  627.857142][   T12] usb 6-1: config 0 has no interface number 0
[  627.857355][ T1736] usb 4-1: config index 0 descriptor too short (expected 17435, got 27)
[  627.900833][   T83] ldusb 2-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  627.903008][ T1736] usb 4-1: config 0 has an invalid interface number: 124 but max is 0
[  627.919583][ T1731] usb 5-1: new low-speed USB device number 10 using dummy_hcd
[  627.920616][ T1736] usb 4-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  627.920629][ T1736] usb 4-1: config 0 has no interface number 0
[  627.920668][   T12] usb 6-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  627.928488][ T1729] ldusb 1-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  627.938346][   T12] usb 6-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  627.938361][   T12] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  627.946429][  T102] usb 3-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  627.958347][   T83] ldusb 2-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  627.964060][  T102] usb 3-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  627.964074][  T102] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  627.964377][   T12] usb 6-1: config 0 descriptor??
[  627.978245][ T1729] ldusb 1-1:0.124: LD USB Device #1 now attached to major 180 minor 1
[  627.991780][ T1736] usb 4-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  628.039985][ T1736] usb 4-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  628.048983][ T1736] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  628.057350][  T102] usb 3-1: config 0 descriptor??
[  628.063420][ T1736] usb 4-1: config 0 descriptor??
executing program
[  628.110880][   T12] ldusb 6-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  628.121533][  T102] ldusb 3-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  628.132359][ T1736] ldusb 4-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  628.144165][  T102] ldusb 3-1:0.124: LD USB Device #2 now attached to major 180 minor 2
[  628.144916][ T1729] usb 1-1: USB disconnect, device number 9
executing program
[  628.152536][   T12] ldusb 6-1:0.124: LD USB Device #3 now attached to major 180 minor 3
[  628.167627][ T1736] ldusb 4-1:0.124: LD USB Device #4 now attached to major 180 minor 4
[  628.172613][   T83] usb 2-1: USB disconnect, device number 9
[  628.189906][ T1729] ldusb 1-1:0.124: LD USB Device #1 now disconnected
[  628.197330][   T83] ldusb 2-1:0.124: LD USB Device #0 now disconnected
[  628.299641][ T1731] usb 5-1: config index 0 descriptor too short (expected 17435, got 27)
[  628.308032][ T1731] usb 5-1: config 0 has an invalid interface number: 124 but max is 0
[  628.316259][ T1731] usb 5-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  628.319743][  T102] usb 3-1: USB disconnect, device number 9
[  628.326334][ T1731] usb 5-1: config 0 has no interface number 0
[  628.332146][   T12] usb 4-1: USB disconnect, device number 9
executing program
executing program
executing program
[  628.338693][ T1731] usb 5-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  628.344114][ T1736] usb 6-1: USB disconnect, device number 9
[  628.354084][ T1731] usb 5-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  628.366252][   T12] ldusb 4-1:0.124: LD USB Device #4 now disconnected
[  628.368869][ T1731] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  628.385835][ T1736] ldusb 6-1:0.124: LD USB Device #3 now disconnected
[  628.389579][ T1731] usb 5-1: config 0 descriptor??
[  628.392921][  T102] ldusb 3-1:0.124: LD USB Device #2 now disconnected
[  628.431925][ T1731] ldusb 5-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  628.442199][ T1731] ldusb 5-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  628.579597][   T83] usb 2-1: new low-speed USB device number 10 using dummy_hcd
[  628.587144][ T1729] usb 1-1: new low-speed USB device number 10 using dummy_hcd
executing program
[  628.650195][ T1747] usb 5-1: USB disconnect, device number 10
[  628.656941][ T1747] ldusb 5-1:0.124: LD USB Device #0 now disconnected
[  628.769648][  T102] usb 3-1: new low-speed USB device number 10 using dummy_hcd
[  628.777216][ T1736] usb 6-1: new low-speed USB device number 10 using dummy_hcd
[  628.784841][   T12] usb 4-1: new low-speed USB device number 10 using dummy_hcd
[  628.949714][   T83] usb 2-1: config index 0 descriptor too short (expected 17435, got 27)
[  628.958113][   T83] usb 2-1: config 0 has an invalid interface number: 124 but max is 0
[  628.966313][   T83] usb 2-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  628.976400][   T83] usb 2-1: config 0 has no interface number 0
[  628.982516][ T1729] usb 1-1: config index 0 descriptor too short (expected 17435, got 27)
[  628.990988][ T1729] usb 1-1: config 0 has an invalid interface number: 124 but max is 0
[  628.999122][ T1729] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  629.009211][ T1729] usb 1-1: config 0 has no interface number 0
[  629.015340][   T83] usb 2-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  629.019575][ T1747] usb 5-1: new low-speed USB device number 11 using dummy_hcd
[  629.025437][   T83] usb 2-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  629.041928][   T83] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  629.050053][ T1729] usb 1-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  629.060140][ T1729] usb 1-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  629.069146][ T1729] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  629.078085][ T1729] usb 1-1: config 0 descriptor??
[  629.084048][   T83] usb 2-1: config 0 descriptor??
[  629.120902][ T1729] ldusb 1-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  629.131739][   T83] ldusb 2-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  629.142321][ T1729] ldusb 1-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  629.151253][   T83] ldusb 2-1:0.124: LD USB Device #1 now attached to major 180 minor 1
[  629.159925][ T1736] usb 6-1: config index 0 descriptor too short (expected 17435, got 27)
[  629.168311][ T1736] usb 6-1: config 0 has an invalid interface number: 124 but max is 0
[  629.176595][ T1736] usb 6-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  629.186682][ T1736] usb 6-1: config 0 has no interface number 0
[  629.192884][   T12] usb 4-1: config index 0 descriptor too short (expected 17435, got 27)
[  629.201233][   T12] usb 4-1: config 0 has an invalid interface number: 124 but max is 0
[  629.209373][   T12] usb 4-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  629.219446][   T12] usb 4-1: config 0 has no interface number 0
[  629.225538][  T102] usb 3-1: config index 0 descriptor too short (expected 17435, got 27)
[  629.233867][  T102] usb 3-1: config 0 has an invalid interface number: 124 but max is 0
[  629.242023][  T102] usb 3-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  629.252088][  T102] usb 3-1: config 0 has no interface number 0
[  629.258698][   T12] usb 4-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  629.268821][   T12] usb 4-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  629.277857][   T12] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  629.285903][  T102] usb 3-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  629.296020][  T102] usb 3-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  629.305073][  T102] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
executing program
[  629.313098][ T1736] usb 6-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  629.323215][ T1736] usb 6-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  629.332284][ T1736] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  629.341783][   T12] usb 4-1: config 0 descriptor??
[  629.347006][  T102] usb 3-1: config 0 descriptor??
[  629.352344][ T1736] usb 6-1: config 0 descriptor??
[  629.361041][ T1777] usb 2-1: USB disconnect, device number 10
executing program
[  629.368824][ T1777] ldusb 2-1:0.124: LD USB Device #1 now disconnected
[  629.380879][   T12] ldusb 4-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  629.392153][  T102] ldusb 3-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  629.392491][   T83] usb 1-1: USB disconnect, device number 10
[  629.403075][ T1736] ldusb 6-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  629.420890][  T102] ldusb 3-1:0.124: LD USB Device #2 now attached to major 180 minor 2
[  629.426047][   T83] ldusb 1-1:0.124: LD USB Device #0 now disconnected
[  629.431294][   T12] ldusb 4-1:0.124: LD USB Device #1 now attached to major 180 minor 1
[  629.450407][ T1736] ldusb 6-1:0.124: LD USB Device #3 now attached to major 180 minor 3
[  629.529627][ T1747] usb 5-1: config index 0 descriptor too short (expected 17435, got 27)
[  629.538001][ T1747] usb 5-1: config 0 has an invalid interface number: 124 but max is 0
[  629.546184][ T1747] usb 5-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  629.556352][ T1747] usb 5-1: config 0 has no interface number 0
[  629.562492][ T1747] usb 5-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
executing program
executing program
[  629.572583][ T1747] usb 5-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  629.581658][ T1747] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  629.593829][   T12] usb 4-1: USB disconnect, device number 10
[  629.599990][ T1736] usb 3-1: USB disconnect, device number 10
[  629.606846][ T1747] usb 5-1: config 0 descriptor??
[  629.607765][ T1729] usb 6-1: USB disconnect, device number 10
[  629.612708][ T1736] ldusb 3-1:0.124: LD USB Device #2 now disconnected
executing program
[  629.623412][ T1729] ldusb 6-1:0.124: LD USB Device #3 now disconnected
[  629.624794][   T12] ldusb 4-1:0.124: LD USB Device #1 now disconnected
[  629.680704][ T1747] ldusb 5-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  629.691924][ T1747] ldusb 5-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  629.740372][ T1777] usb 2-1: new low-speed USB device number 11 using dummy_hcd
[  629.809644][   T83] usb 1-1: new low-speed USB device number 11 using dummy_hcd
executing program
[  629.900596][ T1731] usb 5-1: USB disconnect, device number 11
[  629.907578][ T1731] ldusb 5-1:0.124: LD USB Device #0 now disconnected
[  629.989592][ T1729] usb 6-1: new low-speed USB device number 11 using dummy_hcd
[  630.009683][   T12] usb 4-1: new low-speed USB device number 11 using dummy_hcd
[  630.017235][ T1736] usb 3-1: new low-speed USB device number 11 using dummy_hcd
[  630.119624][ T1777] usb 2-1: config index 0 descriptor too short (expected 17435, got 27)
[  630.128016][ T1777] usb 2-1: config 0 has an invalid interface number: 124 but max is 0
[  630.136197][ T1777] usb 2-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  630.146283][ T1777] usb 2-1: config 0 has no interface number 0
[  630.152738][ T1777] usb 2-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  630.162813][ T1777] usb 2-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  630.171857][ T1777] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  630.179655][   T83] usb 1-1: config index 0 descriptor too short (expected 17435, got 27)
[  630.180878][ T1777] usb 2-1: config 0 descriptor??
[  630.188200][   T83] usb 1-1: config 0 has an invalid interface number: 124 but max is 0
[  630.201274][   T83] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  630.211349][   T83] usb 1-1: config 0 has no interface number 0
[  630.217658][   T83] usb 1-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  630.227755][   T83] usb 1-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  630.233543][ T1777] ldusb 2-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  630.236818][   T83] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  630.250398][   T83] usb 1-1: config 0 descriptor??
[  630.255089][ T1777] ldusb 2-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  630.279590][ T1731] usb 5-1: new low-speed USB device number 12 using dummy_hcd
[  630.291231][   T83] ldusb 1-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  630.301765][   T83] ldusb 1-1:0.124: LD USB Device #1 now attached to major 180 minor 1
[  630.389640][ T1729] usb 6-1: config index 0 descriptor too short (expected 17435, got 27)
[  630.398131][ T1729] usb 6-1: config 0 has an invalid interface number: 124 but max is 0
[  630.406316][ T1729] usb 6-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  630.409642][ T1736] usb 3-1: config index 0 descriptor too short (expected 17435, got 27)
[  630.416419][ T1729] usb 6-1: config 0 has no interface number 0
[  630.416686][ T1729] usb 6-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  630.424768][ T1736] usb 3-1: config 0 has an invalid interface number: 124 but max is 0
[  630.424780][ T1736] usb 3-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  630.424792][ T1736] usb 3-1: config 0 has no interface number 0
[  630.430887][ T1729] usb 6-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  630.441734][   T12] usb 4-1: config index 0 descriptor too short (expected 17435, got 27)
executing program
[  630.449059][ T1729] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  630.451096][ T1729] usb 6-1: config 0 descriptor??
[  630.459143][   T12] usb 4-1: config 0 has an invalid interface number: 124 but max is 0
[  630.459156][   T12] usb 4-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  630.459168][   T12] usb 4-1: config 0 has no interface number 0
[  630.462766][   T12] usb 4-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  630.476073][   T83] usb 2-1: USB disconnect, device number 11
[  630.482664][   T12] usb 4-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  630.482679][   T12] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  630.483863][ T1736] usb 3-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  630.491646][ T1844] ldusb 2-1:0.124: Couldn't submit interrupt_in_urb -19
[  630.496544][ T1736] usb 3-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  630.496557][ T1736] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
executing program
[  630.507259][ T1729] ldusb 6-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  630.529428][   T12] usb 4-1: config 0 descriptor??
[  630.534185][ T1729] sysfs: cannot create duplicate filename '/class/usbmisc/ldusb0'
[  630.545430][ T1736] usb 3-1: config 0 descriptor??
[  630.546307][ T1729] CPU: 1 PID: 1729 Comm: kworker/1:1 Not tainted 5.3.0-rc4+ #26
[  630.554586][ T1777] usb 1-1: USB disconnect, device number 11
[  630.564085][ T1729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  630.564101][ T1729] Workqueue: usb_hub_wq hub_event
[  630.564108][ T1729] Call Trace:
[  630.564123][ T1729]  dump_stack+0xca/0x13e
[  630.564136][ T1729]  sysfs_warn_dup.cold+0x1c/0x29
[  630.564151][ T1729]  sysfs_do_create_link_sd.isra.0+0x10f/0x130
[  630.573785][ T1777] ldusb 1-1:0.124: LD USB Device #1 now disconnected
[  630.580052][ T1729]  sysfs_create_link+0x61/0xc0
[  630.580065][ T1729]  device_add+0x788/0x16f0
[  630.580075][ T1729]  ? uevent_store+0x50/0x50
[  630.580089][ T1729]  ? rcu_read_lock_sched_held+0x113/0x130
[  630.580099][ T1729]  ? kfree+0x287/0x2f0
[  630.580114][ T1729]  device_create_groups_vargs+0x203/0x280
[  630.697681][ T1729]  device_create+0xdf/0x120
[  630.702159][ T1729]  ? device_create_vargs+0x50/0x50
[  630.707245][ T1729]  ? down_write+0xe0/0x150
[  630.711632][ T1729]  ? __down_timeout+0x2d0/0x2d0
[  630.716457][ T1729]  usb_register_dev+0x279/0x6a0
[  630.721296][ T1729]  ? usb_open+0x270/0x270
[  630.725624][ T1729]  ? kasan_unpoison_shadow+0x30/0x40
[  630.730894][ T1729]  ? memset+0x20/0x40
[  630.734848][ T1729]  ld_usb_probe+0x6f7/0xa65
[  630.739337][ T1729]  usb_probe_interface+0x305/0x7a0
[  630.744438][ T1729]  ? usb_probe_device+0x100/0x100
[  630.749433][ T1729]  really_probe+0x281/0x6d0
[  630.753908][ T1729]  driver_probe_device+0x101/0x1b0
[  630.758996][ T1729]  __device_attach_driver+0x1c2/0x220
[  630.764351][ T1729]  ? driver_allows_async_probing+0x160/0x160
[  630.770305][ T1729]  bus_for_each_drv+0x162/0x1e0
[  630.775128][ T1729]  ? bus_rescan_devices+0x20/0x20
[  630.780131][ T1729]  ? _raw_spin_unlock_irqrestore+0x3e/0x50
[  630.785915][ T1729]  ? lockdep_hardirqs_on+0x379/0x580
[  630.791201][ T1729]  __device_attach+0x217/0x360
[  630.795934][ T1729]  ? device_bind_driver+0xd0/0xd0
[  630.800941][ T1729]  ? kobject_uevent_env+0x29e/0x1160
[  630.806227][ T1729]  ? kobject_uevent_env+0x2a8/0x1160
[  630.811480][ T1729]  bus_probe_device+0x1e4/0x290
[  630.816301][ T1729]  ? blocking_notifier_call_chain+0x54/0xa0
[  630.822178][ T1729]  device_add+0xae6/0x16f0
[  630.826566][ T1729]  ? uevent_store+0x50/0x50
[  630.831039][ T1729]  ? _raw_spin_unlock_irqrestore+0x3e/0x50
[  630.836864][ T1729]  usb_set_configuration+0xdf6/0x1670
[  630.842223][ T1729]  generic_probe+0x9d/0xd5
[  630.846641][ T1729]  usb_probe_device+0x99/0x100
[  630.851377][ T1729]  ? usb_suspend+0x620/0x620
[  630.855942][ T1729]  really_probe+0x281/0x6d0
[  630.860433][ T1729]  driver_probe_device+0x101/0x1b0
[  630.865527][ T1729]  __device_attach_driver+0x1c2/0x220
[  630.870869][ T1729]  ? driver_allows_async_probing+0x160/0x160
[  630.876825][ T1729]  bus_for_each_drv+0x162/0x1e0
[  630.881660][ T1729]  ? bus_rescan_devices+0x20/0x20
[  630.886655][ T1729]  ? _raw_spin_unlock_irqrestore+0x3e/0x50
[  630.892438][ T1729]  ? lockdep_hardirqs_on+0x379/0x580
[  630.897713][ T1729]  __device_attach+0x217/0x360
[  630.902462][ T1729]  ? device_bind_driver+0xd0/0xd0
[  630.907471][ T1729]  ? kobject_uevent_env+0x29e/0x1160
[  630.912734][ T1729]  ? kobject_uevent_env+0x2a8/0x1160
[  630.917989][ T1729]  bus_probe_device+0x1e4/0x290
[  630.922821][ T1729]  ? blocking_notifier_call_chain+0x54/0xa0
[  630.928685][ T1729]  device_add+0xae6/0x16f0
[  630.933073][ T1729]  ? uevent_store+0x50/0x50
[  630.937551][ T1729]  usb_new_device.cold+0x6a4/0xe79
[  630.942635][ T1729]  hub_event+0x1b5c/0x3640
[  630.947026][ T1729]  ? hub_port_debounce+0x260/0x260
[  630.952111][ T1729]  process_one_work+0x92b/0x1530
[  630.957026][ T1729]  ? pwq_dec_nr_in_flight+0x310/0x310
[  630.962381][ T1729]  ? do_raw_spin_lock+0x11a/0x280
[  630.967388][ T1729]  worker_thread+0x96/0xe20
[  630.971865][ T1729]  ? process_one_work+0x1530/0x1530
[  630.977032][ T1729]  kthread+0x318/0x420
[  630.981073][ T1729]  ? kthread_create_on_node+0xf0/0xf0
[  630.986424][ T1729]  ret_from_fork+0x24/0x30
executing program
[  630.991439][   T83] ldusb 2-1:0.124: LD USB Device #0 now disconnected
[  631.000033][ T1729] ldusb 6-1:0.124: Not able to get a minor for this device.
[  631.007512][ T1729] ldusb: probe of 6-1:0.124 failed with error -17
[  631.015281][ T1729] usb 6-1: USB disconnect, device number 11
[  631.030822][ T1736] ldusb 3-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  631.041583][   T12] ldusb 4-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  631.053541][ T1736] ldusb 3-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  631.062040][   T12] ldusb 4-1:0.124: LD USB Device #1 now attached to major 180 minor 1
[  631.109651][ T1731] usb 5-1: config index 0 descriptor too short (expected 17435, got 27)
[  631.118115][ T1731] usb 5-1: config 0 has an invalid interface number: 124 but max is 0
[  631.126318][ T1731] usb 5-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  631.136401][ T1731] usb 5-1: config 0 has no interface number 0
[  631.142634][ T1731] usb 5-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  631.152730][ T1731] usb 5-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  631.161760][ T1731] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  631.170987][ T1731] usb 5-1: config 0 descriptor??
executing program
[  631.210838][ T1731] ldusb 5-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  631.221500][ T1731] ldusb 5-1:0.124: LD USB Device #2 now attached to major 180 minor 2
[  631.250229][ T1731] usb 3-1: USB disconnect, device number 11
executing program
[  631.280391][   T12] usb 4-1: USB disconnect, device number 11
[  631.280644][ T1731] ldusb 3-1:0.124: LD USB Device #0 now disconnected
[  631.288313][   T12] ldusb 4-1:0.124: LD USB Device #1 now disconnected
[  631.359594][ T1777] usb 1-1: new low-speed USB device number 12 using dummy_hcd
[  631.369588][   T83] usb 2-1: new low-speed USB device number 12 using dummy_hcd
[  631.389609][ T1729] usb 6-1: new low-speed USB device number 12 using dummy_hcd
executing program
[  631.410805][ T1736] usb 5-1: USB disconnect, device number 12
[  631.417566][ T1736] ldusb 5-1:0.124: LD USB Device #2 now disconnected
[  631.649656][ T1731] usb 3-1: new low-speed USB device number 12 using dummy_hcd
[  631.669714][   T12] usb 4-1: new low-speed USB device number 12 using dummy_hcd
[  631.729652][ T1777] usb 1-1: config index 0 descriptor too short (expected 17435, got 27)
[  631.729670][   T83] usb 2-1: config index 0 descriptor too short (expected 17435, got 27)
[  631.738032][ T1777] usb 1-1: config 0 has an invalid interface number: 124 but max is 0
[  631.738047][ T1777] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  631.746374][   T83] usb 2-1: config 0 has an invalid interface number: 124 but max is 0
[  631.746386][   T83] usb 2-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  631.754522][ T1777] usb 1-1: config 0 has no interface number 0
[  631.754938][ T1777] usb 1-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  631.764644][   T83] usb 2-1: config 0 has no interface number 0
[  631.764709][ T1729] usb 6-1: config index 0 descriptor too short (expected 17435, got 27)
[  631.772985][ T1777] usb 1-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  631.772998][ T1777] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  631.774246][ T1777] usb 1-1: config 0 descriptor??
[  631.783078][ T1729] usb 6-1: config 0 has an invalid interface number: 124 but max is 0
[  631.783091][ T1729] usb 6-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  631.783102][ T1729] usb 6-1: config 0 has no interface number 0
[  631.783609][ T1729] usb 6-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  631.789431][ T1736] usb 5-1: new low-speed USB device number 13 using dummy_hcd
[  631.799468][ T1729] usb 6-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  631.799481][ T1729] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  631.870943][ T1777] ldusb 1-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  631.877712][   T83] usb 2-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  631.903929][ T1777] ldusb 1-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  631.904188][   T83] usb 2-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  631.931465][   T83] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  631.940384][   T83] usb 2-1: config 0 descriptor??
[  631.946320][ T1729] usb 6-1: config 0 descriptor??
[  631.980914][   T83] ldusb 2-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  631.993782][ T1729] ldusb 6-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  632.004119][   T83] ldusb 2-1:0.124: LD USB Device #1 now attached to major 180 minor 1
[  632.012888][ T1729] ldusb 6-1:0.124: LD USB Device #2 now attached to major 180 minor 2
[  632.079623][   T12] usb 4-1: config index 0 descriptor too short (expected 17435, got 27)
[  632.079645][ T1731] usb 3-1: config index 0 descriptor too short (expected 17435, got 27)
[  632.088088][   T12] usb 4-1: config 0 has an invalid interface number: 124 but max is 0
[  632.096411][ T1731] usb 3-1: config 0 has an invalid interface number: 124 but max is 0
[  632.096424][ T1731] usb 3-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  632.096435][ T1731] usb 3-1: config 0 has no interface number 0
executing program
[  632.096528][ T1731] usb 3-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  632.104590][   T12] usb 4-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  632.104602][   T12] usb 4-1: config 0 has no interface number 0
[  632.105980][   T12] usb 4-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  632.112812][ T1731] usb 3-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
executing program
[  632.112826][ T1731] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  632.122959][   T12] usb 4-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  632.130271][ T1731] usb 3-1: config 0 descriptor??
[  632.139003][   T12] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  632.146912][   T12] usb 4-1: config 0 descriptor??
[  632.197285][ T1731] ldusb 3-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  632.205765][ T1777] usb 1-1: USB disconnect, device number 12
executing program
[  632.215283][ T1729] usb 2-1: USB disconnect, device number 12
[  632.218792][ T1857] ldusb 1-1:0.124: Couldn't submit interrupt_in_urb -19
[  632.238739][ T1729] ldusb 2-1:0.124: LD USB Device #1 now disconnected
[  632.238967][ T1777] ldusb 1-1:0.124: LD USB Device #0 now disconnected
[  632.248769][ T1731] ldusb 3-1:0.124: LD USB Device #3 now attached to major 180 minor 3
[  632.253481][   T12] ldusb 4-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  632.274722][   T12] ldusb 4-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  632.289172][   T12] usb 6-1: USB disconnect, device number 12
[  632.295365][ T1736] usb 5-1: config index 0 descriptor too short (expected 17435, got 27)
[  632.304081][ T1736] usb 5-1: config 0 has an invalid interface number: 124 but max is 0
[  632.312344][ T1736] usb 5-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  632.322464][ T1736] usb 5-1: config 0 has no interface number 0
[  632.328981][ T1736] usb 5-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  632.339103][ T1736] usb 5-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  632.348192][ T1736] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  632.356511][   T12] ldusb 6-1:0.124: LD USB Device #2 now disconnected
[  632.365683][ T1736] usb 5-1: config 0 descriptor??
executing program
[  632.410609][ T1731] usb 3-1: USB disconnect, device number 12
[  632.411109][ T1736] ldusb 5-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  632.426781][ T1731] ldusb 3-1:0.124: LD USB Device #3 now disconnected
[  632.427136][ T1736] ldusb 5-1:0.124: LD USB Device #1 now attached to major 180 minor 1
executing program
[  632.471066][ T1736] usb 4-1: USB disconnect, device number 12
[  632.477954][ T1736] ldusb 4-1:0.124: LD USB Device #0 now disconnected
executing program
[  632.610955][ T1747] usb 5-1: USB disconnect, device number 13
[  632.617724][ T1747] ldusb 5-1:0.124: LD USB Device #1 now disconnected
[  632.619616][ T1729] usb 2-1: new low-speed USB device number 13 using dummy_hcd
[  632.624637][ T1777] usb 1-1: new low-speed USB device number 13 using dummy_hcd
[  632.729593][   T12] usb 6-1: new low-speed USB device number 13 using dummy_hcd
[  632.789614][ T1731] usb 3-1: new low-speed USB device number 13 using dummy_hcd
[  632.849608][ T1736] usb 4-1: new low-speed USB device number 13 using dummy_hcd
[  632.989673][ T1729] usb 2-1: config index 0 descriptor too short (expected 17435, got 27)
[  632.998056][ T1729] usb 2-1: config 0 has an invalid interface number: 124 but max is 0
[  633.006276][ T1729] usb 2-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  633.009666][ T1747] usb 5-1: new low-speed USB device number 14 using dummy_hcd
[  633.016347][ T1729] usb 2-1: config 0 has no interface number 0
[  633.016464][ T1729] usb 2-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  633.023934][ T1777] usb 1-1: config index 0 descriptor too short (expected 17435, got 27)
[  633.029955][ T1729] usb 2-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  633.039996][ T1777] usb 1-1: config 0 has an invalid interface number: 124 but max is 0
[  633.040009][ T1777] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  633.048307][ T1729] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  633.057327][ T1777] usb 1-1: config 0 has no interface number 0
[  633.070980][ T1729] usb 2-1: config 0 descriptor??
[  633.079260][ T1777] usb 1-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  633.104696][ T1777] usb 1-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  633.113818][ T1777] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  633.122780][ T1777] usb 1-1: config 0 descriptor??
[  633.130949][ T1729] ldusb 2-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  633.141410][ T1729] ldusb 2-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  633.159696][   T12] usb 6-1: config index 0 descriptor too short (expected 17435, got 27)
[  633.168033][   T12] usb 6-1: config 0 has an invalid interface number: 124 but max is 0
[  633.176318][   T12] usb 6-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  633.186381][   T12] usb 6-1: config 0 has no interface number 0
[  633.193637][ T1777] ldusb 1-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  633.199658][ T1731] usb 3-1: config index 0 descriptor too short (expected 17435, got 27)
[  633.204302][   T12] usb 6-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  633.211489][ T1731] usb 3-1: config 0 has an invalid interface number: 124 but max is 0
[  633.211501][ T1731] usb 3-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  633.211512][ T1731] usb 3-1: config 0 has no interface number 0
[  633.217433][ T1731] usb 3-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  633.221674][   T12] usb 6-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  633.221687][   T12] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  633.222101][ T1777] ldusb 1-1:0.124: LD USB Device #1 now attached to major 180 minor 1
[  633.229877][ T1731] usb 3-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  633.229891][ T1731] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  633.241333][   T12] usb 6-1: config 0 descriptor??
[  633.260885][ T1731] usb 3-1: config 0 descriptor??
[  633.299684][ T1736] usb 4-1: config index 0 descriptor too short (expected 17435, got 27)
[  633.316773][ T1736] usb 4-1: config 0 has an invalid interface number: 124 but max is 0
[  633.324948][ T1736] usb 4-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  633.335015][ T1736] usb 4-1: config 0 has no interface number 0
executing program
[  633.342332][   T12] ldusb 6-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  633.351102][ T1731] ldusb 3-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  633.352459][   T12] ldusb 6-1:0.124: LD USB Device #2 now attached to major 180 minor 2
[  633.372266][ T1736] usb 4-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  633.382458][ T1736] usb 4-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
executing program
[  633.385726][ T1729] usb 2-1: USB disconnect, device number 13
[  633.391644][ T1736] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  633.392918][ T1736] usb 4-1: config 0 descriptor??
[  633.404245][ T1731] ldusb 3-1:0.124: LD USB Device #3 now attached to major 180 minor 3
[  633.419403][ T1729] ldusb 2-1:0.124: LD USB Device #0 now disconnected
[  633.428571][ T1731] usb 1-1: USB disconnect, device number 13
[  633.435803][ T1731] ldusb 1-1:0.124: LD USB Device #1 now disconnected
[  633.440919][ T1736] ldusb 4-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  633.453431][ T1736] ldusb 4-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  633.469693][ T1747] usb 5-1: config index 0 descriptor too short (expected 17435, got 27)
[  633.478145][ T1747] usb 5-1: config 0 has an invalid interface number: 124 but max is 0
executing program
[  633.486415][ T1747] usb 5-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  633.496581][ T1747] usb 5-1: config 0 has no interface number 0
[  633.502951][ T1747] usb 5-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  633.513027][ T1747] usb 5-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  633.522083][ T1747] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  633.530227][   T83] usb 6-1: USB disconnect, device number 13
executing program
[  633.538971][   T83] ldusb 6-1:0.124: LD USB Device #2 now disconnected
[  633.544971][ T1747] usb 5-1: config 0 descriptor??
[  633.560211][ T1736] usb 3-1: USB disconnect, device number 13
[  633.567154][ T1736] ldusb 3-1:0.124: LD USB Device #3 now disconnected
[  633.591016][ T1747] ldusb 5-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  633.601622][ T1747] ldusb 5-1:0.124: LD USB Device #1 now attached to major 180 minor 1
executing program
[  633.660102][ T1747] usb 4-1: USB disconnect, device number 13
[  633.667980][ T1747] ldusb 4-1:0.124: LD USB Device #0 now disconnected
executing program
[  633.790896][   T12] usb 5-1: USB disconnect, device number 14
[  633.797875][   T12] ldusb 5-1:0.124: LD USB Device #1 now disconnected
[  633.799607][ T1729] usb 2-1: new low-speed USB device number 14 using dummy_hcd
[  633.812112][ T1731] usb 1-1: new low-speed USB device number 14 using dummy_hcd
[  633.889577][   T83] usb 6-1: new low-speed USB device number 14 using dummy_hcd
[  633.919593][ T1736] usb 3-1: new low-speed USB device number 14 using dummy_hcd
[  634.029573][ T1747] usb 4-1: new low-speed USB device number 14 using dummy_hcd
[  634.169596][   T12] usb 5-1: new low-speed USB device number 15 using dummy_hcd
[  634.189684][ T1731] usb 1-1: config index 0 descriptor too short (expected 17435, got 27)
[  634.198090][ T1731] usb 1-1: config 0 has an invalid interface number: 124 but max is 0
[  634.206272][ T1731] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  634.216417][ T1731] usb 1-1: config 0 has no interface number 0
[  634.222542][ T1729] usb 2-1: config index 0 descriptor too short (expected 17435, got 27)
[  634.230902][ T1729] usb 2-1: config 0 has an invalid interface number: 124 but max is 0
[  634.239204][ T1729] usb 2-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  634.249282][ T1729] usb 2-1: config 0 has no interface number 0
[  634.255458][ T1731] usb 1-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  634.265544][ T1731] usb 1-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  634.274691][ T1731] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  634.282727][ T1729] usb 2-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  634.292859][ T1729] usb 2-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  634.299677][ T1736] usb 3-1: config index 0 descriptor too short (expected 17435, got 27)
[  634.301915][ T1729] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  634.301987][   T83] usb 6-1: config index 0 descriptor too short (expected 17435, got 27)
[  634.310429][ T1736] usb 3-1: config 0 has an invalid interface number: 124 but max is 0
[  634.318349][   T83] usb 6-1: config 0 has an invalid interface number: 124 but max is 0
[  634.326669][ T1736] usb 3-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  634.326681][ T1736] usb 3-1: config 0 has no interface number 0
[  634.327347][ T1736] usb 3-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  634.334873][   T83] usb 6-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  634.343075][ T1736] usb 3-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  634.353109][   T83] usb 6-1: config 0 has no interface number 0
[  634.359145][ T1736] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  634.370552][   T83] usb 6-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  634.384739][ T1736] usb 3-1: config 0 descriptor??
[  634.388465][   T83] usb 6-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  634.426460][   T83] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  634.434734][ T1731] usb 1-1: config 0 descriptor??
[  634.440035][ T1729] usb 2-1: config 0 descriptor??
[  634.446751][   T83] usb 6-1: config 0 descriptor??
[  634.448069][ T1736] ldusb 3-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  634.461481][ T1747] usb 4-1: config index 0 descriptor too short (expected 17435, got 27)
[  634.469826][ T1747] usb 4-1: config 0 has an invalid interface number: 124 but max is 0
[  634.478463][ T1747] usb 4-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  634.480879][ T1729] ldusb 2-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  634.488543][ T1747] usb 4-1: config 0 has no interface number 0
[  634.499186][ T1731] ldusb 1-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  634.504924][ T1736] ldusb 3-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  634.514548][   T83] ldusb 6-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  634.522783][ T1747] usb 4-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  634.541392][ T1747] usb 4-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  634.550527][ T1747] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  634.560152][ T1731] ldusb 1-1:0.124: LD USB Device #1 now attached to major 180 minor 1
[  634.562380][ T1747] usb 4-1: config 0 descriptor??
[  634.573499][   T83] ldusb 6-1:0.124: LD USB Device #2 now attached to major 180 minor 2
[  634.585173][ T1729] ldusb 2-1:0.124: LD USB Device #3 now attached to major 180 minor 3
[  634.599700][   T12] usb 5-1: config index 0 descriptor too short (expected 17435, got 27)
[  634.608137][   T12] usb 5-1: config 0 has an invalid interface number: 124 but max is 0
[  634.616542][   T12] usb 5-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  634.626609][   T12] usb 5-1: config 0 has no interface number 0
[  634.634214][ T1747] ldusb 4-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  634.645861][ T1747] ldusb 4-1:0.124: LD USB Device #4 now attached to major 180 minor 4
[  634.655021][   T12] usb 5-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
executing program
[  634.665187][   T12] usb 5-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  634.665951][ T1729] usb 3-1: USB disconnect, device number 14
[  634.674220][   T12] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  634.675000][   T12] usb 5-1: config 0 descriptor??
[  634.680244][ T1879] ldusb 3-1:0.124: Couldn't submit interrupt_in_urb -19
[  634.700142][ T1881] ldusb 3-1:0.124: Couldn't submit interrupt_in_urb -19
[  634.701600][   T83] usb 2-1: USB disconnect, device number 14
[  634.711395][ T1747] usb 1-1: USB disconnect, device number 14
executing program
executing program
executing program
[  634.714868][ T1731] usb 6-1: USB disconnect, device number 14
[  634.725217][ T1729] ldusb 3-1:0.124: LD USB Device #0 now disconnected
[  634.730907][   T12] ldusb 5-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  634.732231][   T83] ldusb 2-1:0.124: LD USB Device #3 now disconnected
[  634.745880][ T1747] ldusb 1-1:0.124: LD USB Device #1 now disconnected
[  634.753714][ T1731] ldusb 6-1:0.124: LD USB Device #2 now disconnected
[  634.764172][   T12] ldusb 5-1:0.124: LD USB Device #0 now attached to major 180 minor 0
executing program
[  634.850205][   T17] usb 4-1: USB disconnect, device number 14
[  634.858015][   T17] ldusb 4-1:0.124: LD USB Device #4 now disconnected
executing program
[  634.950224][   T12] usb 5-1: USB disconnect, device number 15
[  634.957069][   T12] ldusb 5-1:0.124: LD USB Device #0 now disconnected
[  635.119589][ T1747] usb 1-1: new low-speed USB device number 15 using dummy_hcd
[  635.129602][ T1731] usb 6-1: new low-speed USB device number 15 using dummy_hcd
[  635.137154][   T83] usb 2-1: new low-speed USB device number 15 using dummy_hcd
[  635.144715][ T1729] usb 3-1: new low-speed USB device number 15 using dummy_hcd
[  635.219593][   T17] usb 4-1: new low-speed USB device number 15 using dummy_hcd
[  635.309599][   T12] usb 5-1: new low-speed USB device number 16 using dummy_hcd
[  635.479693][ T1747] usb 1-1: config index 0 descriptor too short (expected 17435, got 27)
[  635.488056][ T1747] usb 1-1: config 0 has an invalid interface number: 124 but max is 0
[  635.496231][ T1747] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  635.506305][ T1747] usb 1-1: config 0 has no interface number 0
[  635.512491][ T1747] usb 1-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  635.519676][   T83] usb 2-1: config index 0 descriptor too short (expected 17435, got 27)
[  635.522582][ T1747] usb 1-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  635.522595][ T1747] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  635.523823][ T1747] usb 1-1: config 0 descriptor??
[  635.530985][   T83] usb 2-1: config 0 has an invalid interface number: 124 but max is 0
[  635.530997][   T83] usb 2-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  635.531008][   T83] usb 2-1: config 0 has no interface number 0
[  635.531048][ T1731] usb 6-1: config index 0 descriptor too short (expected 17435, got 27)
[  635.585555][ T1731] usb 6-1: config 0 has an invalid interface number: 124 but max is 0
[  635.594164][ T1731] usb 6-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  635.594543][ T1747] ldusb 1-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  635.604244][ T1731] usb 6-1: config 0 has no interface number 0
[  635.604292][ T1729] usb 3-1: config index 0 descriptor too short (expected 17435, got 27)
[  635.604306][ T1729] usb 3-1: config 0 has an invalid interface number: 124 but max is 0
[  635.604318][ T1729] usb 3-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  635.604329][ T1729] usb 3-1: config 0 has no interface number 0
[  635.604359][ T1729] usb 3-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  635.604381][ T1729] usb 3-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  635.627056][ T1747] ldusb 1-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  635.628213][ T1729] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  635.628348][   T83] usb 2-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  635.699368][   T83] usb 2-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  635.708398][   T83] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  635.716403][   T17] usb 4-1: config index 0 descriptor too short (expected 17435, got 27)
[  635.719636][   T12] usb 5-1: config index 0 descriptor too short (expected 17435, got 27)
[  635.724767][   T17] usb 4-1: config 0 has an invalid interface number: 124 but max is 0
[  635.724782][   T17] usb 4-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  635.733115][   T12] usb 5-1: config 0 has an invalid interface number: 124 but max is 0
[  635.741244][   T17] usb 4-1: config 0 has no interface number 0
[  635.751291][   T12] usb 5-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  635.759974][   T17] usb 4-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  635.765477][   T12] usb 5-1: config 0 has no interface number 0
[  635.775525][   T17] usb 4-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  635.785621][   T12] usb 5-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  635.791678][   T17] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  635.792072][ T1729] usb 3-1: config 0 descriptor??
[  635.800720][   T12] usb 5-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  635.811168][ T1731] usb 6-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  635.818749][   T12] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  635.829467][   T12] usb 5-1: config 0 descriptor??
[  635.832805][ T1731] usb 6-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  635.832819][ T1731] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  635.833742][   T17] usb 4-1: config 0 descriptor??
executing program
[  635.849415][ T1747] usb 1-1: USB disconnect, device number 15
[  635.851852][ T1731] usb 6-1: config 0 descriptor??
[  635.860565][ T1747] ldusb 1-1:0.124: LD USB Device #0 now disconnected
[  635.870775][ T1729] ldusb 3-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  635.900820][   T12] ldusb 5-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  635.905257][   T83] usb 2-1: config 0 descriptor??
[  635.920659][ T1731] ldusb 6-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  635.934073][   T17] ldusb 4-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  635.944509][   T12] ldusb 5-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  635.953346][   T17] ldusb 4-1:0.124: LD USB Device #2 now attached to major 180 minor 2
[  635.961881][ T1731] ldusb 6-1:0.124: LD USB Device #1 now attached to major 180 minor 1
[  635.970338][ T1729] ldusb 3-1:0.124: LD USB Device #3 now attached to major 180 minor 3
[  635.981001][   T83] ldusb 2-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  635.996606][   T83] ldusb 2-1:0.124: LD USB Device #4 now attached to major 180 minor 4
executing program
executing program
executing program
[  636.090182][   T12] usb 3-1: USB disconnect, device number 15
[  636.097002][   T12] ldusb 3-1:0.124: LD USB Device #3 now disconnected
[  636.121669][ T1736] usb 5-1: USB disconnect, device number 16
[  636.128142][ T1777] usb 4-1: USB disconnect, device number 15
executing program
[  636.135062][ T1777] ldusb 4-1:0.124: LD USB Device #2 now disconnected
[  636.150464][   T83] usb 6-1: USB disconnect, device number 15
[  636.150677][ T1736] ldusb 5-1:0.124: LD USB Device #0 now disconnected
[  636.158238][   T83] ldusb 6-1:0.124: LD USB Device #1 now disconnected
[  636.180957][  T102] usb 2-1: USB disconnect, device number 15
executing program
[  636.188400][  T102] ldusb 2-1:0.124: LD USB Device #4 now disconnected
[  636.279575][ T1747] usb 1-1: new low-speed USB device number 16 using dummy_hcd
[  636.449600][   T12] usb 3-1: new low-speed USB device number 16 using dummy_hcd
[  636.493447][ T1777] usb 4-1: new low-speed USB device number 16 using dummy_hcd
[  636.520175][ T1736] usb 5-1: new low-speed USB device number 17 using dummy_hcd
[  636.529680][   T83] usb 6-1: new low-speed USB device number 16 using dummy_hcd
[  636.549680][  T102] usb 2-1: new low-speed USB device number 16 using dummy_hcd
[  636.649658][ T1747] usb 1-1: config index 0 descriptor too short (expected 17435, got 27)
[  636.658058][ T1747] usb 1-1: config 0 has an invalid interface number: 124 but max is 0
[  636.666240][ T1747] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  636.676323][ T1747] usb 1-1: config 0 has no interface number 0
[  636.682668][ T1747] usb 1-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  636.692897][ T1747] usb 1-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  636.701965][ T1747] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  636.710778][ T1747] usb 1-1: config 0 descriptor??
[  636.750927][ T1747] ldusb 1-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  636.761981][ T1747] ldusb 1-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  636.859762][   T12] usb 3-1: config index 0 descriptor too short (expected 17435, got 27)
[  636.868232][   T12] usb 3-1: config 0 has an invalid interface number: 124 but max is 0
[  636.876438][   T12] usb 3-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  636.886647][   T12] usb 3-1: config 0 has no interface number 0
[  636.892845][ T1777] usb 4-1: config index 0 descriptor too short (expected 17435, got 27)
[  636.901208][ T1777] usb 4-1: config 0 has an invalid interface number: 124 but max is 0
[  636.909344][ T1777] usb 4-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  636.909644][   T83] usb 6-1: config index 0 descriptor too short (expected 17435, got 27)
[  636.919473][ T1777] usb 4-1: config 0 has no interface number 0
[  636.927781][   T83] usb 6-1: config 0 has an invalid interface number: 124 but max is 0
[  636.933876][ T1736] usb 5-1: config index 0 descriptor too short (expected 17435, got 27)
[  636.941980][   T83] usb 6-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  636.941992][   T83] usb 6-1: config 0 has no interface number 0
[  636.950328][ T1736] usb 5-1: config 0 has an invalid interface number: 124 but max is 0
[  636.961195][   T83] usb 6-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  636.966509][ T1736] usb 5-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  636.966521][ T1736] usb 5-1: config 0 has no interface number 0
executing program
[  636.967301][   T12] usb 3-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  636.974816][   T83] usb 6-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  636.974829][   T83] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  636.976260][   T83] usb 6-1: config 0 descriptor??
[  636.984996][   T12] usb 3-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  637.001867][ T1729] usb 1-1: USB disconnect, device number 16
[  637.011244][   T12] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  637.011294][  T102] usb 2-1: config index 0 descriptor too short (expected 17435, got 27)
[  637.011307][  T102] usb 2-1: config 0 has an invalid interface number: 124 but max is 0
[  637.011319][  T102] usb 2-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  637.011331][  T102] usb 2-1: config 0 has no interface number 0
[  637.011361][  T102] usb 2-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  637.028713][ T1729] ldusb 1-1:0.124: LD USB Device #0 now disconnected
[  637.033477][  T102] usb 2-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  637.033491][  T102] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  637.033540][ T1736] usb 5-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  637.033560][ T1736] usb 5-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  637.033573][ T1736] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  637.034522][ T1777] usb 4-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  637.044070][   T83] ldusb 6-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  637.048594][ T1777] usb 4-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  637.061811][   T83] ldusb 6-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  637.064911][ T1777] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  637.065195][  T102] usb 2-1: config 0 descriptor??
[  637.200144][ T1736] usb 5-1: config 0 descriptor??
[  637.205787][   T12] usb 3-1: config 0 descriptor??
[  637.211513][ T1777] usb 4-1: config 0 descriptor??
executing program
[  637.240905][ T1736] ldusb 5-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  637.251779][   T12] ldusb 3-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  637.264108][ T1777] ldusb 4-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  637.271943][   T83] usb 6-1: USB disconnect, device number 16
[  637.274248][  T102] ldusb 2-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  637.289618][   T12] sysfs: cannot create duplicate filename '/class/usbmisc/ldusb0'
[  637.292795][   T83] ldusb 6-1:0.124: LD USB Device #0 now disconnected
[  637.297480][   T12] CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 5.3.0-rc4+ #26
[  637.311549][   T12] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  637.321606][   T12] Workqueue: usb_hub_wq hub_event
[  637.326623][   T12] Call Trace:
[  637.329892][   T12]  dump_stack+0xca/0x13e
[  637.334111][   T12]  sysfs_warn_dup.cold+0x1c/0x29
[  637.339025][   T12]  sysfs_do_create_link_sd.isra.0+0x10f/0x130
[  637.345066][   T12]  sysfs_create_link+0x61/0xc0
[  637.349819][   T12]  device_add+0x788/0x16f0
[  637.354211][   T12]  ? uevent_store+0x50/0x50
[  637.358688][   T12]  ? rcu_read_lock_sched_held+0x113/0x130
[  637.364378][   T12]  ? kfree+0x287/0x2f0
[  637.368426][   T12]  device_create_groups_vargs+0x203/0x280
[  637.374119][   T12]  device_create+0xdf/0x120
[  637.378590][   T12]  ? device_create_vargs+0x50/0x50
[  637.383674][   T12]  ? down_write+0xe0/0x150
[  637.388063][   T12]  ? __down_timeout+0x2d0/0x2d0
[  637.392887][   T12]  usb_register_dev+0x279/0x6a0
[  637.397713][   T12]  ? usb_open+0x270/0x270
[  637.402023][   T12]  ? kasan_unpoison_shadow+0x30/0x40
[  637.407278][   T12]  ? memset+0x20/0x40
[  637.411237][   T12]  ld_usb_probe+0x6f7/0xa65
[  637.415748][   T12]  usb_probe_interface+0x305/0x7a0
[  637.420829][   T12]  ? usb_probe_device+0x100/0x100
[  637.425840][   T12]  really_probe+0x281/0x6d0
[  637.430323][   T12]  driver_probe_device+0x101/0x1b0
[  637.435406][   T12]  __device_attach_driver+0x1c2/0x220
executing program
[  637.440761][   T12]  ? driver_allows_async_probing+0x160/0x160
[  637.446736][   T12]  bus_for_each_drv+0x162/0x1e0
[  637.451581][   T12]  ? bus_rescan_devices+0x20/0x20
[  637.456598][   T12]  ? _raw_spin_unlock_irqrestore+0x3e/0x50
[  637.462382][   T12]  ? lockdep_hardirqs_on+0x379/0x580
[  637.467727][   T12]  __device_attach+0x217/0x360
[  637.472963][   T12]  ? device_bind_driver+0xd0/0xd0
[  637.477965][   T12]  ? kobject_uevent_env+0x29e/0x1160
[  637.483225][   T12]  ? kobject_uevent_env+0x2a8/0x1160
[  637.491001][   T12]  bus_probe_device+0x1e4/0x290
[  637.495828][   T12]  ? blocking_notifier_call_chain+0x54/0xa0
[  637.501709][   T12]  device_add+0xae6/0x16f0
[  637.506108][   T12]  ? uevent_store+0x50/0x50
[  637.510587][   T12]  ? _raw_spin_unlock_irqrestore+0x3e/0x50
[  637.516367][   T12]  usb_set_configuration+0xdf6/0x1670
[  637.521732][   T12]  generic_probe+0x9d/0xd5
[  637.526121][   T12]  usb_probe_device+0x99/0x100
[  637.530856][   T12]  ? usb_suspend+0x620/0x620
[  637.535420][   T12]  really_probe+0x281/0x6d0
[  637.539901][   T12]  driver_probe_device+0x101/0x1b0
[  637.544990][   T12]  __device_attach_driver+0x1c2/0x220
[  637.550336][   T12]  ? driver_allows_async_probing+0x160/0x160
[  637.556298][   T12]  bus_for_each_drv+0x162/0x1e0
[  637.561124][   T12]  ? bus_rescan_devices+0x20/0x20
[  637.566123][   T12]  ? _raw_spin_unlock_irqrestore+0x3e/0x50
[  637.571907][   T12]  ? lockdep_hardirqs_on+0x379/0x580
[  637.577168][   T12]  __device_attach+0x217/0x360
[  637.581909][   T12]  ? device_bind_driver+0xd0/0xd0
[  637.586916][   T12]  ? kobject_uevent_env+0x29e/0x1160
[  637.592173][   T12]  ? kobject_uevent_env+0x2a8/0x1160
[  637.597429][   T12]  bus_probe_device+0x1e4/0x290
[  637.602253][   T12]  ? blocking_notifier_call_chain+0x54/0xa0
[  637.608120][   T12]  device_add+0xae6/0x16f0
[  637.612510][   T12]  ? uevent_store+0x50/0x50
[  637.616985][   T12]  usb_new_device.cold+0x6a4/0xe79
[  637.622068][   T12]  hub_event+0x1b5c/0x3640
[  637.626458][   T12]  ? hub_port_debounce+0x260/0x260
[  637.631544][   T12]  process_one_work+0x92b/0x1530
[  637.636462][   T12]  ? pwq_dec_nr_in_flight+0x310/0x310
executing program
executing program
executing program
[  637.642215][   T12]  ? do_raw_spin_lock+0x11a/0x280
[  637.647228][   T12]  worker_thread+0x96/0xe20
[  637.651709][   T12]  ? process_one_work+0x1530/0x1530
[  637.656880][   T12]  kthread+0x318/0x420
[  637.661055][   T12]  ? kthread_create_on_node+0xf0/0xf0
[  637.666398][   T12]  ret_from_fork+0x24/0x30
[  637.677205][   T12] ldusb 3-1:0.124: Not able to get a minor for this device.
[  637.684858][  T102] ldusb 2-1:0.124: LD USB Device #3 now attached to major 180 minor 3
[  637.693231][ T1777] ldusb 4-1:0.124: LD USB Device #2 now attached to major 180 minor 2
[  637.701536][ T1736] ldusb 5-1:0.124: LD USB Device #1 now attached to major 180 minor 1
[  637.712942][ T1777] usb 4-1: USB disconnect, device number 16
[  637.719379][ T1736] usb 5-1: USB disconnect, device number 17
[  637.725428][  T102] usb 2-1: USB disconnect, device number 16
[  637.731513][   T12] ldusb: probe of 3-1:0.124 failed with error -17
[  637.739885][ T1729] usb 1-1: new low-speed USB device number 17 using dummy_hcd
[  637.740403][ T1777] ldusb 4-1:0.124: LD USB Device #2 now disconnected
[  637.754327][  T102] ldusb 2-1:0.124: LD USB Device #3 now disconnected
[  637.761343][ T1736] ldusb 5-1:0.124: LD USB Device #1 now disconnected
[  637.768801][   T12] usb 3-1: USB disconnect, device number 16
[  637.979606][   T83] usb 6-1: new low-speed USB device number 17 using dummy_hcd
[  638.099626][ T1729] usb 1-1: config index 0 descriptor too short (expected 17435, got 27)
[  638.108128][ T1729] usb 1-1: config 0 has an invalid interface number: 124 but max is 0
[  638.116308][ T1729] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  638.126384][ T1729] usb 1-1: config 0 has no interface number 0
[  638.129578][  T102] usb 2-1: new low-speed USB device number 17 using dummy_hcd
[  638.132706][ T1729] usb 1-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  638.140060][ T1736] usb 5-1: new low-speed USB device number 18 using dummy_hcd
[  638.150016][ T1729] usb 1-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  638.157606][   T12] usb 3-1: new low-speed USB device number 17 using dummy_hcd
[  638.166463][ T1729] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  638.174362][ T1777] usb 4-1: new low-speed USB device number 17 using dummy_hcd
[  638.182888][ T1729] usb 1-1: config 0 descriptor??
[  638.230904][ T1729] ldusb 1-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  638.241122][ T1729] ldusb 1-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  638.369634][   T83] usb 6-1: config index 0 descriptor too short (expected 17435, got 27)
[  638.378113][   T83] usb 6-1: config 0 has an invalid interface number: 124 but max is 0
[  638.386292][   T83] usb 6-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  638.396370][   T83] usb 6-1: config 0 has no interface number 0
[  638.402526][   T83] usb 6-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
executing program
[  638.412659][   T83] usb 6-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  638.421705][   T83] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  638.430979][   T83] usb 6-1: config 0 descriptor??
[  638.450233][ T1747] usb 1-1: USB disconnect, device number 17
[  638.458289][ T1747] ldusb 1-1:0.124: LD USB Device #0 now disconnected
[  638.470761][   T83] ldusb 6-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  638.481104][   T83] ldusb 6-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  638.539715][ T1736] usb 5-1: config index 0 descriptor too short (expected 17435, got 27)
[  638.548183][ T1736] usb 5-1: config 0 has an invalid interface number: 124 but max is 0
[  638.556419][ T1736] usb 5-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  638.566594][ T1736] usb 5-1: config 0 has no interface number 0
[  638.572713][   T12] usb 3-1: config index 0 descriptor too short (expected 17435, got 27)
[  638.581079][   T12] usb 3-1: config 0 has an invalid interface number: 124 but max is 0
[  638.589206][   T12] usb 3-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  638.599288][   T12] usb 3-1: config 0 has no interface number 0
[  638.605406][  T102] usb 2-1: config index 0 descriptor too short (expected 17435, got 27)
[  638.613790][  T102] usb 2-1: config 0 has an invalid interface number: 124 but max is 0
[  638.622065][  T102] usb 2-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  638.632154][  T102] usb 2-1: config 0 has no interface number 0
[  638.638233][ T1777] usb 4-1: config index 0 descriptor too short (expected 17435, got 27)
[  638.646569][ T1777] usb 4-1: config 0 has an invalid interface number: 124 but max is 0
[  638.654736][ T1777] usb 4-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  638.664805][ T1777] usb 4-1: config 0 has no interface number 0
[  638.671009][ T1736] usb 5-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  638.681112][ T1736] usb 5-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
executing program
[  638.690142][ T1736] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  638.698122][ T1777] usb 4-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  638.700717][   T83] usb 6-1: USB disconnect, device number 17
[  638.708222][ T1777] usb 4-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  638.708237][ T1777] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  638.716762][   T83] ldusb 6-1:0.124: LD USB Device #0 now disconnected
[  638.727713][   T12] usb 3-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  638.747943][   T12] usb 3-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  638.756976][   T12] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  638.765001][  T102] usb 2-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  638.775115][  T102] usb 2-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  638.784235][  T102] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  638.793240][ T1736] usb 5-1: config 0 descriptor??
[  638.798843][ T1777] usb 4-1: config 0 descriptor??
[  638.804513][  T102] usb 2-1: config 0 descriptor??
[  638.810451][   T12] usb 3-1: config 0 descriptor??
[  638.831082][ T1736] ldusb 5-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  638.841412][ T1736] ldusb 5-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  638.850931][ T1777] ldusb 4-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  638.861769][  T102] ldusb 2-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  638.872335][   T12] ldusb 3-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  638.884654][   T12] ldusb 3-1:0.124: LD USB Device #1 now attached to major 180 minor 1
[  638.893038][  T102] ldusb 2-1:0.124: LD USB Device #2 now attached to major 180 minor 2
[  638.901422][ T1777] ldusb 4-1:0.124: LD USB Device #3 now attached to major 180 minor 3
[  638.949666][ T1747] usb 1-1: new low-speed USB device number 18 using dummy_hcd
executing program
[  639.050163][   T12] usb 5-1: USB disconnect, device number 18
[  639.069939][ T1923] ldusb 5-1:0.124: Couldn't submit interrupt_in_urb -19
[  639.077082][ T1921] ldusb 5-1:0.124: Couldn't submit interrupt_in_urb -19
[  639.078154][ T1731] usb 2-1: USB disconnect, device number 17
[  639.085421][ T1777] usb 3-1: USB disconnect, device number 17
executing program
executing program
executing program
[  639.090201][ T1729] usb 4-1: USB disconnect, device number 17
[  639.096358][   T12] ldusb 5-1:0.124: LD USB Device #0 now disconnected
[  639.101792][   T83] usb 6-1: new low-speed USB device number 18 using dummy_hcd
[  639.112696][ T1729] ldusb 4-1:0.124: LD USB Device #3 now disconnected
[  639.123238][ T1777] ldusb 3-1:0.124: LD USB Device #1 now disconnected
[  639.129408][ T1731] ldusb 2-1:0.124: LD USB Device #2 now disconnected
[  639.309643][ T1747] usb 1-1: config index 0 descriptor too short (expected 17435, got 27)
[  639.318070][ T1747] usb 1-1: config 0 has an invalid interface number: 124 but max is 0
[  639.326241][ T1747] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  639.336334][ T1747] usb 1-1: config 0 has no interface number 0
[  639.342838][ T1747] usb 1-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  639.352948][ T1747] usb 1-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  639.361977][ T1747] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  639.370682][ T1747] usb 1-1: config 0 descriptor??
[  639.410856][ T1747] ldusb 1-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  639.421761][ T1747] ldusb 1-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  639.459767][   T83] usb 6-1: config index 0 descriptor too short (expected 17435, got 27)
[  639.468156][   T83] usb 6-1: config 0 has an invalid interface number: 124 but max is 0
[  639.476450][   T83] usb 6-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  639.486533][   T83] usb 6-1: config 0 has no interface number 0
[  639.492717][ T1729] usb 4-1: new low-speed USB device number 18 using dummy_hcd
[  639.499577][ T1777] usb 3-1: new low-speed USB device number 18 using dummy_hcd
[  639.500247][ T1731] usb 2-1: new low-speed USB device number 18 using dummy_hcd
[  639.500371][   T83] usb 6-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  639.507764][   T12] usb 5-1: new low-speed USB device number 19 using dummy_hcd
[  639.515174][   T83] usb 6-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  639.541892][   T83] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  639.550786][   T83] usb 6-1: config 0 descriptor??
executing program
[  639.590852][   T83] ldusb 6-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  639.601632][   T83] ldusb 6-1:0.124: LD USB Device #1 now attached to major 180 minor 1
[  639.630557][   T83] usb 1-1: USB disconnect, device number 18
[  639.638836][   T83] ldusb 1-1:0.124: LD USB Device #0 now disconnected
executing program
[  639.790788][   T17] usb 6-1: USB disconnect, device number 18
[  639.797835][   T17] ldusb 6-1:0.124: LD USB Device #1 now disconnected
[  639.869663][ T1777] usb 3-1: config index 0 descriptor too short (expected 17435, got 27)
[  639.878041][ T1777] usb 3-1: config 0 has an invalid interface number: 124 but max is 0
[  639.886247][ T1777] usb 3-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  639.896313][ T1777] usb 3-1: config 0 has no interface number 0
[  639.899644][ T1731] usb 2-1: config index 0 descriptor too short (expected 17435, got 27)
[  639.902447][   T12] usb 5-1: config index 0 descriptor too short (expected 17435, got 27)
[  639.910777][ T1731] usb 2-1: config 0 has an invalid interface number: 124 but max is 0
[  639.919057][   T12] usb 5-1: config 0 has an invalid interface number: 124 but max is 0
[  639.927210][ T1731] usb 2-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  639.935344][   T12] usb 5-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  639.935356][   T12] usb 5-1: config 0 has no interface number 0
[  639.945410][ T1731] usb 2-1: config 0 has no interface number 0
[  639.955488][ T1777] usb 3-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  639.961772][ T1729] usb 4-1: config index 0 descriptor too short (expected 17435, got 27)
[  639.967743][ T1777] usb 3-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  639.967757][ T1777] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  639.977809][ T1729] usb 4-1: config 0 has an invalid interface number: 124 but max is 0
[  639.986650][   T12] usb 5-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  639.995138][ T1729] usb 4-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  640.003159][   T12] usb 5-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  640.011244][ T1729] usb 4-1: config 0 has no interface number 0
[  640.021294][   T12] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  640.031696][ T1731] usb 2-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  640.040777][ T1777] usb 3-1: config 0 descriptor??
[  640.046413][ T1731] usb 2-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  640.058783][   T12] usb 5-1: config 0 descriptor??
[  640.064459][ T1731] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  640.067727][ T1729] usb 4-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  640.091273][ T1777] ldusb 3-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  640.091609][ T1729] usb 4-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  640.102582][ T1777] ldusb 3-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  640.111085][ T1729] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  640.111387][   T83] usb 1-1: new low-speed USB device number 19 using dummy_hcd
[  640.121587][   T12] ldusb 5-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  640.137699][ T1731] usb 2-1: config 0 descriptor??
[  640.162985][ T1729] usb 4-1: config 0 descriptor??
[  640.169480][   T12] ldusb 5-1:0.124: LD USB Device #1 now attached to major 180 minor 1
[  640.200854][ T1731] ldusb 2-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  640.211810][ T1729] ldusb 4-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  640.222106][ T1731] ldusb 2-1:0.124: LD USB Device #2 now attached to major 180 minor 2
[  640.230975][ T1729] ldusb 4-1:0.124: LD USB Device #3 now attached to major 180 minor 3
executing program
executing program
[  640.310207][   T12] usb 3-1: USB disconnect, device number 18
[  640.317332][   T12] ldusb 3-1:0.124: LD USB Device #0 now disconnected
[  640.325784][ T1777] usb 5-1: USB disconnect, device number 19
[  640.333769][ T1777] ldusb 5-1:0.124: LD USB Device #1 now disconnected
[  640.339777][   T17] usb 6-1: new low-speed USB device number 19 using dummy_hcd
executing program
executing program
[  640.401202][ T1729] usb 2-1: USB disconnect, device number 18
[  640.401267][ T1747] usb 4-1: USB disconnect, device number 18
[  640.413231][ T1729] ldusb 2-1:0.124: LD USB Device #2 now disconnected
[  640.422576][ T1747] ldusb 4-1:0.124: LD USB Device #3 now disconnected
[  640.479643][   T83] usb 1-1: config index 0 descriptor too short (expected 17435, got 27)
[  640.488026][   T83] usb 1-1: config 0 has an invalid interface number: 124 but max is 0
[  640.496247][   T83] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  640.506322][   T83] usb 1-1: config 0 has no interface number 0
[  640.512484][   T83] usb 1-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  640.522607][   T83] usb 1-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  640.531650][   T83] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  640.540587][   T83] usb 1-1: config 0 descriptor??
[  640.580862][   T83] ldusb 1-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  640.591373][   T83] ldusb 1-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  640.689594][   T12] usb 3-1: new low-speed USB device number 19 using dummy_hcd
[  640.699666][ T1777] usb 5-1: new low-speed USB device number 20 using dummy_hcd
[  640.709688][   T17] usb 6-1: config index 0 descriptor too short (expected 17435, got 27)
[  640.718042][   T17] usb 6-1: config 0 has an invalid interface number: 124 but max is 0
[  640.726235][   T17] usb 6-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  640.736386][   T17] usb 6-1: config 0 has no interface number 0
[  640.742747][   T17] usb 6-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  640.752854][   T17] usb 6-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  640.761974][   T17] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  640.771023][   T17] usb 6-1: config 0 descriptor??
executing program
[  640.799648][ T1747] usb 4-1: new low-speed USB device number 19 using dummy_hcd
[  640.807845][  T102] usb 1-1: USB disconnect, device number 19
[  640.809661][ T1729] usb 2-1: new low-speed USB device number 19 using dummy_hcd
[  640.816265][  T102] ldusb 1-1:0.124: LD USB Device #0 now disconnected
[  640.826180][   T17] ldusb 6-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  640.841189][   T17] ldusb 6-1:0.124: LD USB Device #0 now attached to major 180 minor 0
executing program
[  641.041425][   T17] usb 6-1: USB disconnect, device number 19
[  641.048378][   T17] ldusb 6-1:0.124: LD USB Device #0 now disconnected
[  641.049636][   T12] usb 3-1: config index 0 descriptor too short (expected 17435, got 27)
[  641.063493][   T12] usb 3-1: config 0 has an invalid interface number: 124 but max is 0
[  641.071672][   T12] usb 3-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  641.081797][   T12] usb 3-1: config 0 has no interface number 0
[  641.087864][ T1777] usb 5-1: config index 0 descriptor too short (expected 17435, got 27)
[  641.096219][ T1777] usb 5-1: config 0 has an invalid interface number: 124 but max is 0
[  641.104444][ T1777] usb 5-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  641.114527][ T1777] usb 5-1: config 0 has no interface number 0
[  641.120962][   T12] usb 3-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  641.131058][   T12] usb 3-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  641.140205][   T12] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  641.148204][ T1777] usb 5-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  641.158396][ T1777] usb 5-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  641.167489][ T1777] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  641.176497][   T12] usb 3-1: config 0 descriptor??
[  641.182511][ T1777] usb 5-1: config 0 descriptor??
[  641.189646][  T102] usb 1-1: new low-speed USB device number 20 using dummy_hcd
[  641.209714][ T1747] usb 4-1: config index 0 descriptor too short (expected 17435, got 27)
[  641.218083][ T1747] usb 4-1: config 0 has an invalid interface number: 124 but max is 0
[  641.219605][ T1729] usb 2-1: config index 0 descriptor too short (expected 17435, got 27)
[  641.226352][ T1747] usb 4-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  641.234591][ T1729] usb 2-1: config 0 has an invalid interface number: 124 but max is 0
[  641.234604][ T1729] usb 2-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  641.234615][ T1729] usb 2-1: config 0 has no interface number 0
[  641.235079][ T1729] usb 2-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  641.244691][ T1747] usb 4-1: config 0 has no interface number 0
[  641.245962][   T12] ldusb 3-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  641.252899][ T1729] usb 2-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  641.264261][ T1777] ldusb 5-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  641.268989][ T1729] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  641.287299][ T1729] usb 2-1: config 0 descriptor??
[  641.295999][ T1747] usb 4-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  641.336126][ T1747] usb 4-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  641.345165][ T1747] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  641.353346][   T12] ldusb 3-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  641.356482][ T1729] ldusb 2-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  641.370271][ T1777] ldusb 5-1:0.124: LD USB Device #1 now attached to major 180 minor 1
[  641.379921][ T1747] usb 4-1: config 0 descriptor??
[  641.382830][ T1729] ldusb 2-1:0.124: LD USB Device #2 now attached to major 180 minor 2
executing program
executing program
[  641.419661][   T17] usb 6-1: new low-speed USB device number 20 using dummy_hcd
[  641.420738][ T1747] ldusb 4-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  641.437442][ T1747] ldusb 4-1:0.124: LD USB Device #3 now attached to major 180 minor 3
[  641.451596][ T1729] usb 3-1: USB disconnect, device number 19
[  641.458275][ T1729] ldusb 3-1:0.124: LD USB Device #0 now disconnected
[  641.465770][ T1747] usb 5-1: USB disconnect, device number 20
[  641.474117][ T1747] ldusb 5-1:0.124: LD USB Device #1 now disconnected
executing program
[  641.550949][   T83] usb 2-1: USB disconnect, device number 19
[  641.557920][   T83] ldusb 2-1:0.124: LD USB Device #2 now disconnected
[  641.609661][  T102] usb 1-1: config index 0 descriptor too short (expected 17435, got 27)
[  641.618067][  T102] usb 1-1: config 0 has an invalid interface number: 124 but max is 0
[  641.626256][  T102] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  641.636329][  T102] usb 1-1: config 0 has no interface number 0
[  641.642600][  T102] usb 1-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  641.643952][ T1731] usb 4-1: USB disconnect, device number 19
executing program
[  641.653293][  T102] usb 1-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  641.653303][  T102] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  641.658665][  T102] usb 1-1: config 0 descriptor??
[  641.664711][ T1731] ldusb 4-1:0.124: LD USB Device #3 now disconnected
[  641.711060][  T102] ldusb 1-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  641.721520][  T102] ldusb 1-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  641.819657][   T17] usb 6-1: config index 0 descriptor too short (expected 17435, got 27)
[  641.828020][   T17] usb 6-1: config 0 has an invalid interface number: 124 but max is 0
[  641.836206][   T17] usb 6-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  641.846331][   T17] usb 6-1: config 0 has no interface number 0
[  641.849597][ T1747] usb 5-1: new low-speed USB device number 21 using dummy_hcd
[  641.852440][ T1729] usb 3-1: new low-speed USB device number 20 using dummy_hcd
[  641.867447][   T17] usb 6-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  641.877671][   T17] usb 6-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  641.886823][   T17] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  641.896203][   T17] usb 6-1: config 0 descriptor??
executing program
[  641.930346][ T1735] usb 1-1: USB disconnect, device number 20
[  641.937940][ T1735] ldusb 1-1:0.124: LD USB Device #0 now disconnected
[  641.946496][   T17] ldusb 6-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  641.958324][   T17] ldusb 6-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  641.966665][   T83] usb 2-1: new low-speed USB device number 20 using dummy_hcd
[  642.059593][ T1731] usb 4-1: new low-speed USB device number 20 using dummy_hcd
executing program
[  642.160161][  T102] usb 6-1: USB disconnect, device number 20
[  642.167725][  T102] ldusb 6-1:0.124: LD USB Device #0 now disconnected
[  642.219665][ T1729] usb 3-1: config index 0 descriptor too short (expected 17435, got 27)
[  642.228058][ T1729] usb 3-1: config 0 has an invalid interface number: 124 but max is 0
[  642.236287][ T1729] usb 3-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  642.246374][ T1729] usb 3-1: config 0 has no interface number 0
[  642.249632][ T1747] usb 5-1: config index 0 descriptor too short (expected 17435, got 27)
[  642.252911][ T1729] usb 3-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  642.260829][ T1747] usb 5-1: config 0 has an invalid interface number: 124 but max is 0
[  642.270935][ T1729] usb 3-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  642.279015][ T1747] usb 5-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  642.288036][ T1729] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  642.298085][ T1747] usb 5-1: config 0 has no interface number 0
[  642.307023][ T1729] usb 3-1: config 0 descriptor??
[  642.313003][ T1747] usb 5-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  642.319641][ T1735] usb 1-1: new low-speed USB device number 21 using dummy_hcd
[  642.327209][ T1747] usb 5-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  642.343641][ T1747] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  642.352349][ T1747] usb 5-1: config 0 descriptor??
[  642.371025][ T1729] ldusb 3-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  642.381770][ T1729] ldusb 3-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  642.399653][   T83] usb 2-1: config index 0 descriptor too short (expected 17435, got 27)
[  642.400825][ T1747] ldusb 5-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  642.408022][   T83] usb 2-1: config 0 has an invalid interface number: 124 but max is 0
[  642.424879][ T1747] ldusb 5-1:0.124: LD USB Device #1 now attached to major 180 minor 1
[  642.425647][   T83] usb 2-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  642.425660][   T83] usb 2-1: config 0 has no interface number 0
[  642.435068][   T83] usb 2-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  642.460354][   T83] usb 2-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  642.469355][   T83] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  642.478030][ T1731] usb 4-1: config index 0 descriptor too short (expected 17435, got 27)
[  642.486393][ T1731] usb 4-1: config 0 has an invalid interface number: 124 but max is 0
[  642.494569][ T1731] usb 4-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  642.504639][ T1731] usb 4-1: config 0 has no interface number 0
[  642.511328][ T1731] usb 4-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  642.521432][ T1731] usb 4-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  642.530572][ T1731] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  642.538774][   T83] usb 2-1: config 0 descriptor??
[  642.545094][ T1731] usb 4-1: config 0 descriptor??
[  642.580879][   T83] ldusb 2-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  642.592621][ T1731] ldusb 4-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  642.599591][  T102] usb 6-1: new low-speed USB device number 21 using dummy_hcd
[  642.607273][   T83] ldusb 2-1:0.124: LD USB Device #2 now attached to major 180 minor 2
[  642.615533][ T1747] usb 3-1: USB disconnect, device number 20
executing program
executing program
[  642.618027][ T1731] ldusb 4-1:0.124: LD USB Device #3 now attached to major 180 minor 3
[  642.624692][ T1957] ldusb 3-1:0.124: Couldn't submit interrupt_in_urb -19
[  642.643234][ T1731] usb 5-1: USB disconnect, device number 21
[  642.651218][ T1731] ldusb 5-1:0.124: LD USB Device #1 now disconnected
[  642.655380][ T1747] ldusb 3-1:0.124: LD USB Device #0 now disconnected
executing program
[  642.759668][ T1735] usb 1-1: config index 0 descriptor too short (expected 17435, got 27)
[  642.768057][ T1735] usb 1-1: config 0 has an invalid interface number: 124 but max is 0
[  642.776247][ T1735] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  642.781305][ T1777] usb 2-1: USB disconnect, device number 20
[  642.786334][ T1735] usb 1-1: config 0 has no interface number 0
[  642.796586][ T1777] ldusb 2-1:0.124: LD USB Device #2 now disconnected
executing program
[  642.801966][ T1735] usb 1-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  642.815068][ T1735] usb 1-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  642.824102][ T1735] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  642.833256][   T83] usb 4-1: USB disconnect, device number 20
[  642.839781][ T1735] usb 1-1: config 0 descriptor??
[  642.845036][   T83] ldusb 4-1:0.124: LD USB Device #3 now disconnected
[  642.881838][ T1735] ldusb 1-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  642.892194][ T1735] ldusb 1-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  642.999671][  T102] usb 6-1: config index 0 descriptor too short (expected 17435, got 27)
[  643.008072][  T102] usb 6-1: config 0 has an invalid interface number: 124 but max is 0
[  643.016315][  T102] usb 6-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  643.026409][  T102] usb 6-1: config 0 has no interface number 0
[  643.032587][ T1747] usb 3-1: new low-speed USB device number 21 using dummy_hcd
[  643.040280][  T102] usb 6-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  643.050395][  T102] usb 6-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  643.059631][  T102] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  643.068372][  T102] usb 6-1: config 0 descriptor??
executing program
[  643.099621][ T1731] usb 5-1: new low-speed USB device number 22 using dummy_hcd
[  643.106250][   T12] usb 1-1: USB disconnect, device number 21
[  643.114459][  T102] ldusb 6-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  643.125671][   T12] ldusb 1-1:0.124: LD USB Device #0 now disconnected
[  643.135384][  T102] ldusb 6-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  643.189596][ T1777] usb 2-1: new low-speed USB device number 21 using dummy_hcd
[  643.209594][   T83] usb 4-1: new low-speed USB device number 21 using dummy_hcd
executing program
[  643.330153][ T1735] usb 6-1: USB disconnect, device number 21
[  643.338156][ T1735] ldusb 6-1:0.124: LD USB Device #0 now disconnected
[  643.419719][ T1747] usb 3-1: config index 0 descriptor too short (expected 17435, got 27)
[  643.428134][ T1747] usb 3-1: config 0 has an invalid interface number: 124 but max is 0
[  643.436342][ T1747] usb 3-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  643.446450][ T1747] usb 3-1: config 0 has no interface number 0
[  643.452740][ T1747] usb 3-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  643.462824][ T1747] usb 3-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  643.471875][ T1747] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  643.479709][ T1731] usb 5-1: config index 0 descriptor too short (expected 17435, got 27)
[  643.480788][ T1747] usb 3-1: config 0 descriptor??
[  643.488206][ T1731] usb 5-1: config 0 has an invalid interface number: 124 but max is 0
[  643.501410][ T1731] usb 5-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  643.511511][ T1731] usb 5-1: config 0 has no interface number 0
[  643.517730][ T1731] usb 5-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  643.519774][   T12] usb 1-1: new low-speed USB device number 22 using dummy_hcd
[  643.527833][ T1731] usb 5-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  643.540462][ T1747] ldusb 3-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  643.544290][ T1731] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  643.554762][ T1747] ldusb 3-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  643.573591][ T1731] usb 5-1: config 0 descriptor??
[  643.599712][   T83] usb 4-1: config index 0 descriptor too short (expected 17435, got 27)
[  643.608092][   T83] usb 4-1: config 0 has an invalid interface number: 124 but max is 0
[  643.609644][ T1777] usb 2-1: config index 0 descriptor too short (expected 17435, got 27)
[  643.616288][   T83] usb 4-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  643.616303][   T83] usb 4-1: config 0 has no interface number 0
[  643.624656][ T1777] usb 2-1: config 0 has an invalid interface number: 124 but max is 0
[  643.624667][ T1777] usb 2-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  643.624677][ T1777] usb 2-1: config 0 has no interface number 0
[  643.624820][ T1777] usb 2-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  643.636460][ T1731] ldusb 5-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  643.641471][ T1777] usb 2-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  643.641485][ T1777] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  643.648459][ T1777] usb 2-1: config 0 descriptor??
[  643.651337][   T83] usb 4-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  643.714867][ T1777] ldusb 2-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  643.717573][   T83] usb 4-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  643.717587][   T83] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
executing program
[  643.717880][ T1731] ldusb 5-1:0.124: LD USB Device #1 now attached to major 180 minor 1
[  643.744184][ T1777] ldusb 2-1:0.124: LD USB Device #2 now attached to major 180 minor 2
[  643.762213][ T1731] usb 3-1: USB disconnect, device number 21
[  643.768591][   T83] usb 4-1: config 0 descriptor??
[  643.775143][ T1731] ldusb 3-1:0.124: LD USB Device #0 now disconnected
executing program
[  643.811083][   T83] ldusb 4-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  643.820646][ T1735] usb 6-1: new low-speed USB device number 22 using dummy_hcd
[  643.826589][ T1777] usb 5-1: USB disconnect, device number 22
[  643.831693][   T83] ldusb 4-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  643.843755][ T1777] ldusb 5-1:0.124: LD USB Device #1 now disconnected
executing program
[  643.909619][   T12] usb 1-1: config index 0 descriptor too short (expected 17435, got 27)
[  643.918001][   T12] usb 1-1: config 0 has an invalid interface number: 124 but max is 0
[  643.926183][   T12] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  643.936262][   T12] usb 1-1: config 0 has no interface number 0
[  643.940742][   T83] usb 2-1: USB disconnect, device number 21
[  643.943995][   T12] usb 1-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  643.954150][   T83] ldusb 2-1:0.124: LD USB Device #2 now disconnected
[  643.958379][   T12] usb 1-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  643.974054][   T12] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  643.982903][   T12] usb 1-1: config 0 descriptor??
executing program
[  644.020974][   T12] ldusb 1-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  644.031850][ T1747] usb 4-1: USB disconnect, device number 21
[  644.038151][   T12] ldusb 1-1:0.124: LD USB Device #1 now attached to major 180 minor 1
[  644.047291][ T1747] ldusb 4-1:0.124: LD USB Device #0 now disconnected
[  644.169574][ T1731] usb 3-1: new low-speed USB device number 22 using dummy_hcd
[  644.179644][ T1735] usb 6-1: config index 0 descriptor too short (expected 17435, got 27)
[  644.188081][ T1735] usb 6-1: config 0 has an invalid interface number: 124 but max is 0
[  644.196320][ T1735] usb 6-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  644.206394][ T1735] usb 6-1: config 0 has no interface number 0
executing program
[  644.212801][ T1735] usb 6-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  644.221581][   T12] usb 1-1: USB disconnect, device number 22
[  644.222903][ T1735] usb 6-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  644.222923][ T1735] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  644.232429][   T12] ldusb 1-1:0.124: LD USB Device #1 now disconnected
[  644.247406][ T1735] usb 6-1: config 0 descriptor??
[  644.252594][ T1777] usb 5-1: new low-speed USB device number 23 using dummy_hcd
[  644.301253][ T1735] ldusb 6-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  644.311673][ T1735] ldusb 6-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  644.329587][   T83] usb 2-1: new low-speed USB device number 22 using dummy_hcd
[  644.399657][ T1747] usb 4-1: new low-speed USB device number 22 using dummy_hcd
executing program
[  644.523047][ T1735] usb 6-1: USB disconnect, device number 22
[  644.529863][ T1735] ldusb 6-1:0.124: LD USB Device #0 now disconnected
[  644.539765][ T1731] usb 3-1: config index 0 descriptor too short (expected 17435, got 27)
[  644.548160][ T1731] usb 3-1: config 0 has an invalid interface number: 124 but max is 0
[  644.556408][ T1731] usb 3-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  644.566461][ T1731] usb 3-1: config 0 has no interface number 0
[  644.572725][ T1731] usb 3-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  644.582815][ T1731] usb 3-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  644.591885][ T1731] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  644.599583][   T12] usb 1-1: new low-speed USB device number 23 using dummy_hcd
[  644.607731][ T1731] usb 3-1: config 0 descriptor??
[  644.629701][ T1777] usb 5-1: config index 0 descriptor too short (expected 17435, got 27)
[  644.638088][ T1777] usb 5-1: config 0 has an invalid interface number: 124 but max is 0
[  644.646405][ T1777] usb 5-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  644.656494][ T1777] usb 5-1: config 0 has no interface number 0
[  644.661053][ T1731] ldusb 3-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  644.665808][ T1777] usb 5-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  644.681619][ T1731] ldusb 3-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  644.682214][ T1777] usb 5-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  644.699302][ T1777] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  644.708380][ T1777] usb 5-1: config 0 descriptor??
[  644.739724][   T83] usb 2-1: config index 0 descriptor too short (expected 17435, got 27)
[  644.748122][   T83] usb 2-1: config 0 has an invalid interface number: 124 but max is 0
[  644.751102][ T1777] ldusb 5-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  644.756303][   T83] usb 2-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  644.756316][   T83] usb 2-1: config 0 has no interface number 0
[  644.765701][   T83] usb 2-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  644.780591][ T1747] usb 4-1: config index 0 descriptor too short (expected 17435, got 27)
[  644.782260][   T83] usb 2-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  644.792268][ T1747] usb 4-1: config 0 has an invalid interface number: 124 but max is 0
[  644.800576][   T83] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  644.809604][ T1747] usb 4-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  644.820900][   T83] usb 2-1: config 0 descriptor??
[  644.825819][ T1747] usb 4-1: config 0 has no interface number 0
[  644.847036][ T1777] ldusb 5-1:0.124: LD USB Device #1 now attached to major 180 minor 1
[  644.856304][ T1747] usb 4-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  644.866439][ T1747] usb 4-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  644.875537][ T1747] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  644.880217][ T1731] usb 3-1: USB disconnect, device number 22
executing program
[  644.886492][ T1747] usb 4-1: config 0 descriptor??
[  644.892211][   T83] ldusb 2-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  644.904102][ T1735] usb 6-1: new low-speed USB device number 23 using dummy_hcd
[  644.912720][ T1731] ldusb 3-1:0.124: LD USB Device #0 now disconnected
[  644.920843][   T83] ldusb 2-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  644.931256][ T1747] ldusb 4-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
executing program
[  644.947917][ T1747] ldusb 4-1:0.124: LD USB Device #2 now attached to major 180 minor 2
[  644.980141][ T1747] usb 5-1: USB disconnect, device number 23
[  644.986892][ T1747] ldusb 5-1:0.124: LD USB Device #1 now disconnected
[  645.029691][   T12] usb 1-1: config index 0 descriptor too short (expected 17435, got 27)
[  645.038152][   T12] usb 1-1: config 0 has an invalid interface number: 124 but max is 0
[  645.046347][   T12] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  645.056419][   T12] usb 1-1: config 0 has no interface number 0
[  645.062691][   T12] usb 1-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
executing program
[  645.072846][   T12] usb 1-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  645.081890][   T12] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  645.090643][   T12] usb 1-1: config 0 descriptor??
[  645.100770][ T1777] usb 2-1: USB disconnect, device number 22
[  645.107477][ T1777] ldusb 2-1:0.124: LD USB Device #0 now disconnected
executing program
[  645.130866][   T12] ldusb 1-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  645.131061][   T83] usb 4-1: USB disconnect, device number 22
[  645.148427][   T12] ldusb 1-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  645.154124][   T83] ldusb 4-1:0.124: LD USB Device #2 now disconnected
[  645.289628][ T1731] usb 3-1: new low-speed USB device number 23 using dummy_hcd
[  645.297197][ T1735] usb 6-1: config index 0 descriptor too short (expected 17435, got 27)
[  645.305546][ T1735] usb 6-1: config 0 has an invalid interface number: 124 but max is 0
[  645.313742][ T1735] usb 6-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  645.323847][ T1735] usb 6-1: config 0 has no interface number 0
executing program
[  645.330115][ T1735] usb 6-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  645.340241][ T1735] usb 6-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  645.349245][ T1735] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  645.358461][ T1735] usb 6-1: config 0 descriptor??
[  645.362554][   T12] usb 1-1: USB disconnect, device number 23
[  645.369620][ T1747] usb 5-1: new low-speed USB device number 24 using dummy_hcd
[  645.377859][   T12] ldusb 1-1:0.124: LD USB Device #0 now disconnected
[  645.400958][ T1735] ldusb 6-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  645.412360][ T1735] ldusb 6-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  645.469643][ T1777] usb 2-1: new low-speed USB device number 23 using dummy_hcd
[  645.529602][   T83] usb 4-1: new low-speed USB device number 23 using dummy_hcd
executing program
[  645.620161][ T1735] usb 6-1: USB disconnect, device number 23
[  645.627528][ T1735] ldusb 6-1:0.124: LD USB Device #0 now disconnected
[  645.689630][ T1731] usb 3-1: config index 0 descriptor too short (expected 17435, got 27)
[  645.697982][ T1731] usb 3-1: config 0 has an invalid interface number: 124 but max is 0
[  645.706192][ T1731] usb 3-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  645.716294][ T1731] usb 3-1: config 0 has no interface number 0
[  645.722489][ T1731] usb 3-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  645.732594][ T1731] usb 3-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  645.741667][ T1731] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  645.749653][   T12] usb 1-1: new low-speed USB device number 24 using dummy_hcd
[  645.757926][ T1731] usb 3-1: config 0 descriptor??
[  645.759756][ T1747] usb 5-1: config index 0 descriptor too short (expected 17435, got 27)
[  645.771347][ T1747] usb 5-1: config 0 has an invalid interface number: 124 but max is 0
[  645.779491][ T1747] usb 5-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  645.789626][ T1747] usb 5-1: config 0 has no interface number 0
[  645.796008][ T1747] usb 5-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  645.801499][ T1731] ldusb 3-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  645.806118][ T1747] usb 5-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  645.806132][ T1747] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  645.833633][ T1747] usb 5-1: config 0 descriptor??
[  645.836256][ T1731] ldusb 3-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  645.871198][ T1747] ldusb 5-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  645.881672][ T1747] ldusb 5-1:0.124: LD USB Device #1 now attached to major 180 minor 1
[  645.890197][ T1777] usb 2-1: config index 0 descriptor too short (expected 17435, got 27)
[  645.898547][ T1777] usb 2-1: config 0 has an invalid interface number: 124 but max is 0
[  645.899750][   T83] usb 4-1: config index 0 descriptor too short (expected 17435, got 27)
[  645.906722][ T1777] usb 2-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  645.915043][   T83] usb 4-1: config 0 has an invalid interface number: 124 but max is 0
[  645.925096][ T1777] usb 2-1: config 0 has no interface number 0
[  645.933244][   T83] usb 4-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  645.940732][ T1777] usb 2-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  645.949418][   T83] usb 4-1: config 0 has no interface number 0
[  645.959469][ T1777] usb 2-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  645.971487][   T83] usb 4-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  645.974550][ T1777] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  645.975770][ T1777] usb 2-1: config 0 descriptor??
[  645.984694][   T83] usb 4-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  646.006596][   T83] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  646.015338][   T83] usb 4-1: config 0 descriptor??
[  646.029617][ T1735] usb 6-1: new low-speed USB device number 24 using dummy_hcd
executing program
[  646.032062][ T1777] ldusb 2-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  646.048678][ T1777] ldusb 2-1:0.124: LD USB Device #2 now attached to major 180 minor 2
[  646.060836][   T83] ldusb 4-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  646.065736][ T1777] usb 3-1: USB disconnect, device number 23
[  646.070601][ T1994] ldusb 3-1:0.124: Couldn't submit interrupt_in_urb -19
[  646.085468][ T1731] usb 5-1: USB disconnect, device number 24
executing program
[  646.087147][ T1777] ldusb 3-1:0.124: LD USB Device #0 now disconnected
[  646.091563][   T83] ldusb 4-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  646.107616][ T1731] ldusb 5-1:0.124: LD USB Device #1 now disconnected
[  646.159742][   T12] usb 1-1: config index 0 descriptor too short (expected 17435, got 27)
[  646.168137][   T12] usb 1-1: config 0 has an invalid interface number: 124 but max is 0
[  646.176333][   T12] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  646.186565][   T12] usb 1-1: config 0 has no interface number 0
[  646.193567][   T12] usb 1-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  646.203645][   T12] usb 1-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  646.212702][   T12] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  646.221456][   T12] usb 1-1: config 0 descriptor??
executing program
executing program
[  646.250197][ T1747] usb 2-1: USB disconnect, device number 23
[  646.256945][ T1747] ldusb 2-1:0.124: LD USB Device #2 now disconnected
[  646.265619][   T12] ldusb 1-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  646.281942][  T102] usb 4-1: USB disconnect, device number 23
[  646.288106][   T12] ldusb 1-1:0.124: LD USB Device #1 now attached to major 180 minor 1
[  646.297293][  T102] ldusb 4-1:0.124: LD USB Device #0 now disconnected
[  646.410047][ T1735] usb 6-1: config index 0 descriptor too short (expected 17435, got 27)
[  646.418435][ T1735] usb 6-1: config 0 has an invalid interface number: 124 but max is 0
[  646.426644][ T1735] usb 6-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  646.436723][ T1735] usb 6-1: config 0 has no interface number 0
[  646.442873][ T1735] usb 6-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
executing program
[  646.452953][ T1735] usb 6-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  646.461996][ T1735] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  646.466978][   T12] usb 1-1: USB disconnect, device number 24
[  646.470019][ T1731] usb 5-1: new low-speed USB device number 25 using dummy_hcd
[  646.475865][ T1735] usb 6-1: config 0 descriptor??
[  646.483334][   T12] ldusb 1-1:0.124: LD USB Device #1 now disconnected
[  646.502662][ T1777] usb 3-1: new low-speed USB device number 24 using dummy_hcd
[  646.521053][ T1735] ldusb 6-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  646.531310][ T1735] ldusb 6-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  646.659586][  T102] usb 4-1: new low-speed USB device number 24 using dummy_hcd
[  646.667137][ T1747] usb 2-1: new low-speed USB device number 24 using dummy_hcd
executing program
[  646.740086][ T1735] usb 6-1: USB disconnect, device number 24
[  646.747031][ T1735] ldusb 6-1:0.124: LD USB Device #0 now disconnected
[  646.829664][ T1731] usb 5-1: config index 0 descriptor too short (expected 17435, got 27)
[  646.838036][ T1731] usb 5-1: config 0 has an invalid interface number: 124 but max is 0
[  646.846336][ T1731] usb 5-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  646.856407][ T1731] usb 5-1: config 0 has no interface number 0
[  646.862691][ T1731] usb 5-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  646.872808][ T1731] usb 5-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  646.879634][   T12] usb 1-1: new low-speed USB device number 25 using dummy_hcd
[  646.881853][ T1731] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  646.897435][ T1777] usb 3-1: config index 0 descriptor too short (expected 17435, got 27)
[  646.898191][ T1731] usb 5-1: config 0 descriptor??
[  646.905793][ T1777] usb 3-1: config 0 has an invalid interface number: 124 but max is 0
[  646.905807][ T1777] usb 3-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  646.905819][ T1777] usb 3-1: config 0 has no interface number 0
[  646.909375][ T1777] usb 3-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  646.945193][ T1777] usb 3-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  646.954232][ T1777] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  646.961036][ T1731] ldusb 5-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  646.970874][ T1777] usb 3-1: config 0 descriptor??
[  646.977041][ T1731] ldusb 5-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  647.010812][ T1777] ldusb 3-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  647.021332][ T1777] ldusb 3-1:0.124: LD USB Device #1 now attached to major 180 minor 1
[  647.079816][ T1747] usb 2-1: config index 0 descriptor too short (expected 17435, got 27)
[  647.088203][ T1747] usb 2-1: config 0 has an invalid interface number: 124 but max is 0
[  647.096401][ T1747] usb 2-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  647.106469][ T1747] usb 2-1: config 0 has no interface number 0
[  647.112576][  T102] usb 4-1: config index 0 descriptor too short (expected 17435, got 27)
[  647.120943][  T102] usb 4-1: config 0 has an invalid interface number: 124 but max is 0
[  647.129081][  T102] usb 4-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  647.139154][  T102] usb 4-1: config 0 has no interface number 0
[  647.139596][ T1735] usb 6-1: new low-speed USB device number 25 using dummy_hcd
[  647.145413][  T102] usb 4-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  647.162841][  T102] usb 4-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  647.171889][  T102] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
executing program
[  647.179915][ T1747] usb 2-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  647.190007][ T1747] usb 2-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  647.190440][ T1731] usb 5-1: USB disconnect, device number 25
[  647.199018][ T1747] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  647.217731][ T1731] ldusb 5-1:0.124: LD USB Device #0 now disconnected
[  647.219445][ T1747] usb 2-1: config 0 descriptor??
executing program
[  647.233110][  T102] usb 4-1: config 0 descriptor??
[  647.239686][ T1777] usb 3-1: USB disconnect, device number 24
[  647.246325][ T1777] ldusb 3-1:0.124: LD USB Device #1 now disconnected
[  647.270785][  T102] ldusb 4-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  647.281773][ T1747] ldusb 2-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  647.292528][ T1747] ldusb 2-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  647.301147][  T102] ldusb 4-1:0.124: LD USB Device #1 now attached to major 180 minor 1
[  647.379659][   T12] usb 1-1: config index 0 descriptor too short (expected 17435, got 27)
[  647.388150][   T12] usb 1-1: config 0 has an invalid interface number: 124 but max is 0
[  647.396330][   T12] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  647.406398][   T12] usb 1-1: config 0 has no interface number 0
[  647.412616][   T12] usb 1-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  647.422739][   T12] usb 1-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  647.431875][   T12] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  647.440617][   T12] usb 1-1: config 0 descriptor??
executing program
executing program
[  647.471065][   T83] usb 2-1: USB disconnect, device number 24
[  647.481480][   T12] ldusb 1-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  647.491491][   T83] ldusb 2-1:0.124: LD USB Device #0 now disconnected
[  647.494681][ T1747] usb 4-1: USB disconnect, device number 24
[  647.504381][   T12] ldusb 1-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  647.515113][ T1747] ldusb 4-1:0.124: LD USB Device #1 now disconnected
[  647.549699][ T1735] usb 6-1: config index 0 descriptor too short (expected 17435, got 27)
[  647.558186][ T1735] usb 6-1: config 0 has an invalid interface number: 124 but max is 0
[  647.566361][ T1735] usb 6-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  647.576549][ T1735] usb 6-1: config 0 has no interface number 0
[  647.583013][ T1735] usb 6-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  647.593089][ T1735] usb 6-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  647.602132][ T1735] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  647.610180][ T1731] usb 5-1: new low-speed USB device number 26 using dummy_hcd
[  647.618749][ T1735] usb 6-1: config 0 descriptor??
[  647.621547][ T1777] usb 3-1: new low-speed USB device number 25 using dummy_hcd
executing program
[  647.660863][ T1735] ldusb 6-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  647.671295][ T1735] ldusb 6-1:0.124: LD USB Device #1 now attached to major 180 minor 1
[  647.700194][ T1735] usb 1-1: USB disconnect, device number 25
[  647.706801][ T1735] ldusb 1-1:0.124: LD USB Device #0 now disconnected
executing program
[  647.860888][   T12] usb 6-1: USB disconnect, device number 25
[  647.867698][   T12] ldusb 6-1:0.124: LD USB Device #1 now disconnected
[  647.879646][   T83] usb 2-1: new low-speed USB device number 25 using dummy_hcd
[  647.889665][ T1747] usb 4-1: new low-speed USB device number 25 using dummy_hcd
[  647.969666][ T1731] usb 5-1: config index 0 descriptor too short (expected 17435, got 27)
[  647.978156][ T1731] usb 5-1: config 0 has an invalid interface number: 124 but max is 0
[  647.986341][ T1731] usb 5-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  647.996414][ T1731] usb 5-1: config 0 has no interface number 0
[  648.002931][ T1731] usb 5-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  648.013043][ T1731] usb 5-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  648.019643][ T1777] usb 3-1: config index 0 descriptor too short (expected 17435, got 27)
[  648.022090][ T1731] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  648.023892][ T1731] usb 5-1: config 0 descriptor??
[  648.030469][ T1777] usb 3-1: config 0 has an invalid interface number: 124 but max is 0
[  648.030482][ T1777] usb 3-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  648.030493][ T1777] usb 3-1: config 0 has no interface number 0
[  648.031186][ T1777] usb 3-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  648.069594][ T1735] usb 1-1: new low-speed USB device number 26 using dummy_hcd
[  648.077999][ T1777] usb 3-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  648.078017][ T1777] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  648.103466][ T1777] usb 3-1: config 0 descriptor??
[  648.120736][ T1731] ldusb 5-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  648.131267][ T1731] ldusb 5-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  648.141036][ T1777] ldusb 3-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  648.156377][ T1777] ldusb 3-1:0.124: LD USB Device #1 now attached to major 180 minor 1
[  648.249640][   T83] usb 2-1: config index 0 descriptor too short (expected 17435, got 27)
[  648.258062][   T83] usb 2-1: config 0 has an invalid interface number: 124 but max is 0
[  648.266253][   T83] usb 2-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  648.276375][   T83] usb 2-1: config 0 has no interface number 0
[  648.282835][   T83] usb 2-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  648.289645][ T1747] usb 4-1: config index 0 descriptor too short (expected 17435, got 27)
[  648.292928][   T83] usb 2-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  648.292945][   T83] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  648.301288][ T1747] usb 4-1: config 0 has an invalid interface number: 124 but max is 0
[  648.301301][ T1747] usb 4-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  648.301316][ T1747] usb 4-1: config 0 has no interface number 0
[  648.311660][   T83] usb 2-1: config 0 descriptor??
executing program
[  648.318339][   T12] usb 6-1: new low-speed USB device number 26 using dummy_hcd
[  648.355003][ T1747] usb 4-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  648.361033][ T1731] usb 5-1: USB disconnect, device number 26
[  648.365105][ T1747] usb 4-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  648.378649][   T83] ldusb 2-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  648.380010][ T1747] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
executing program
[  648.390992][ T1777] usb 3-1: USB disconnect, device number 25
[  648.402540][   T83] sysfs: cannot create duplicate filename '/class/usbmisc/ldusb0'
[  648.404603][ T1747] usb 4-1: config 0 descriptor??
[  648.411679][   T83] CPU: 1 PID: 83 Comm: kworker/1:2 Not tainted 5.3.0-rc4+ #26
[  648.423040][ T1777] ldusb 3-1:0.124: LD USB Device #1 now disconnected
[  648.423874][   T83] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  648.423889][   T83] Workqueue: usb_hub_wq hub_event
[  648.423897][   T83] Call Trace:
[  648.423912][   T83]  dump_stack+0xca/0x13e
[  648.423929][   T83]  sysfs_warn_dup.cold+0x1c/0x29
[  648.458020][   T83]  sysfs_do_create_link_sd.isra.0+0x10f/0x130
[  648.464079][   T83]  sysfs_create_link+0x61/0xc0
[  648.468815][   T83]  device_add+0x788/0x16f0
[  648.473665][   T83]  ? uevent_store+0x50/0x50
[  648.478163][   T83]  ? rcu_read_lock_sched_held+0x113/0x130
[  648.483864][   T83]  ? kfree+0x287/0x2f0
[  648.487903][   T83]  device_create_groups_vargs+0x203/0x280
[  648.493603][   T83]  device_create+0xdf/0x120
[  648.498102][   T83]  ? device_create_vargs+0x50/0x50
[  648.503193][   T83]  ? down_write+0xe0/0x150
[  648.507582][   T83]  ? __down_timeout+0x2d0/0x2d0
[  648.512411][   T83]  usb_register_dev+0x279/0x6a0
[  648.517248][   T83]  ? usb_open+0x270/0x270
[  648.521552][   T83]  ? kasan_unpoison_shadow+0x30/0x40
[  648.526818][   T83]  ? memset+0x20/0x40
[  648.530782][   T83]  ld_usb_probe+0x6f7/0xa65
[  648.535258][   T83]  usb_probe_interface+0x305/0x7a0
[  648.540341][   T83]  ? usb_probe_device+0x100/0x100
[  648.545340][   T83]  really_probe+0x281/0x6d0
[  648.549816][   T83]  driver_probe_device+0x101/0x1b0
[  648.554899][   T83]  __device_attach_driver+0x1c2/0x220
[  648.560260][   T83]  ? driver_allows_async_probing+0x160/0x160
[  648.566211][   T83]  bus_for_each_drv+0x162/0x1e0
[  648.571045][   T83]  ? bus_rescan_devices+0x20/0x20
[  648.576054][   T83]  ? _raw_spin_unlock_irqrestore+0x3e/0x50
[  648.581832][   T83]  ? lockdep_hardirqs_on+0x379/0x580
[  648.587103][   T83]  __device_attach+0x217/0x360
[  648.591841][   T83]  ? device_bind_driver+0xd0/0xd0
[  648.596837][   T83]  ? kobject_uevent_env+0x29e/0x1160
[  648.602094][   T83]  ? kobject_uevent_env+0x2a8/0x1160
[  648.607362][   T83]  bus_probe_device+0x1e4/0x290
[  648.612191][   T83]  ? blocking_notifier_call_chain+0x54/0xa0
[  648.618053][   T83]  device_add+0xae6/0x16f0
[  648.622444][   T83]  ? uevent_store+0x50/0x50
[  648.626934][   T83]  ? _raw_spin_unlock_irqrestore+0x3e/0x50
[  648.632734][   T83]  usb_set_configuration+0xdf6/0x1670
[  648.638082][   T83]  generic_probe+0x9d/0xd5
[  648.642470][   T83]  usb_probe_device+0x99/0x100
[  648.647216][   T83]  ? usb_suspend+0x620/0x620
[  648.651788][   T83]  really_probe+0x281/0x6d0
[  648.656274][   T83]  driver_probe_device+0x101/0x1b0
[  648.661360][   T83]  __device_attach_driver+0x1c2/0x220
[  648.666705][   T83]  ? driver_allows_async_probing+0x160/0x160
[  648.672657][   T83]  bus_for_each_drv+0x162/0x1e0
[  648.677482][   T83]  ? bus_rescan_devices+0x20/0x20
[  648.682477][   T83]  ? _raw_spin_unlock_irqrestore+0x3e/0x50
[  648.688268][   T83]  ? lockdep_hardirqs_on+0x379/0x580
[  648.693534][   T83]  __device_attach+0x217/0x360
[  648.698282][   T83]  ? device_bind_driver+0xd0/0xd0
[  648.703408][   T83]  ? kobject_uevent_env+0x29e/0x1160
[  648.708668][   T83]  ? kobject_uevent_env+0x2a8/0x1160
[  648.713924][   T83]  bus_probe_device+0x1e4/0x290
[  648.718764][   T83]  ? blocking_notifier_call_chain+0x54/0xa0
[  648.724625][   T83]  device_add+0xae6/0x16f0
[  648.729011][   T83]  ? uevent_store+0x50/0x50
[  648.733486][   T83]  usb_new_device.cold+0x6a4/0xe79
[  648.738566][   T83]  hub_event+0x1b5c/0x3640
[  648.742954][   T83]  ? hub_port_debounce+0x260/0x260
[  648.748051][   T83]  process_one_work+0x92b/0x1530
[  648.752975][   T83]  ? pwq_dec_nr_in_flight+0x310/0x310
[  648.758318][   T83]  ? do_raw_spin_lock+0x11a/0x280
[  648.763316][   T83]  worker_thread+0x96/0xe20
[  648.767801][   T83]  ? process_one_work+0x1530/0x1530
[  648.773143][   T83]  kthread+0x318/0x420
[  648.777180][   T83]  ? kthread_create_on_node+0xf0/0xf0
[  648.782628][   T83]  ret_from_fork+0x24/0x30
[  648.787465][ T1731] ldusb 5-1:0.124: LD USB Device #0 now disconnected
[  648.796403][   T83] ldusb 2-1:0.124: Not able to get a minor for this device.
[  648.803823][   T83] ldusb: probe of 2-1:0.124 failed with error -17
[  648.809720][    C0] ==================================================================
[  648.818321][    C0] BUG: KASAN: use-after-free in ld_usb_interrupt_in_callback+0x40c/0x4c0
[  648.826702][    C0] Write of size 4 at addr ffff8881d4a692dc by task swapper/0/0
[  648.829634][ T1735] usb 1-1: config index 0 descriptor too short (expected 17435, got 27)
[  648.834308][    C0] 
[  648.834322][    C0] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.3.0-rc4+ #26
[  648.842674][ T1735] usb 1-1: config 0 has an invalid interface number: 124 but max is 0
[  648.844912][    C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  648.844926][    C0] Call Trace:
[  648.852229][ T1735] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  648.860304][    C0]  <IRQ>
[  648.860318][    C0]  dump_stack+0xca/0x13e
[  648.860336][    C0]  ? ld_usb_interrupt_in_callback+0x40c/0x4c0
[  648.870368][ T1735] usb 1-1: config 0 has no interface number 0
[  648.873625][    C0]  ? ld_usb_interrupt_in_callback+0x40c/0x4c0
[  648.873642][    C0]  print_address_description+0x6a/0x32c
[  648.884430][ T1735] usb 1-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  648.886495][    C0]  ? ld_usb_interrupt_in_callback+0x40c/0x4c0
[  648.890843][ T1735] usb 1-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  648.896847][    C0]  ? ld_usb_interrupt_in_callback+0x40c/0x4c0
[  648.902913][ T1735] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  648.908909][    C0]  __kasan_report.cold+0x1a/0x33
[  648.908926][    C0]  ? ld_usb_interrupt_in_callback+0x40c/0x4c0
[  648.915747][ T1735] usb 1-1: config 0 descriptor??
[  648.924466][    C0]  kasan_report+0xe/0x12
[  648.924480][    C0]  ld_usb_interrupt_in_callback+0x40c/0x4c0
[  648.924494][    C0]  __usb_hcd_giveback_urb+0x1f2/0x470
[  648.924508][    C0]  usb_hcd_giveback_urb+0x368/0x420
[  648.970865][ T1735] ldusb 1-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  648.973641][    C0]  dummy_timer+0x120f/0x2fa2
[  648.980509][ T1735] ldusb 1-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  648.984768][    C0]  ? __lock_acquire+0x145e/0x3b50
[  649.017028][    C0]  ? find_held_lock+0x2d/0x110
[  649.021838][    C0]  ? debug_object_deactivate+0x1d9/0x320
[  649.027528][    C0]  ? mark_held_locks+0xe0/0xe0
[  649.032262][    C0]  ? lock_downgrade+0x6e0/0x6e0
[  649.037117][    C0]  ? lock_acquire+0x127/0x320
[  649.041768][    C0]  ? dummy_udc_probe+0x930/0x930
[  649.046741][    C0]  call_timer_fn+0x179/0x650
[  649.051303][    C0]  ? dummy_udc_probe+0x930/0x930
[  649.056208][    C0]  ? msleep_interruptible+0x130/0x130
[  649.061549][    C0]  ? do_raw_spin_lock+0x11a/0x280
[  649.066544][    C0]  ? _raw_spin_unlock_irq+0x24/0x30
[  649.071713][    C0]  ? dummy_udc_probe+0x930/0x930
[  649.076729][    C0]  run_timer_softirq+0x5cc/0x14b0
[  649.081738][    C0]  ? add_timer+0x7a0/0x7a0
[  649.086144][    C0]  ? ktime_get+0x162/0x1c0
[  649.090644][    C0]  ? lapic_next_event+0x4d/0x80
[  649.095471][    C0]  __do_softirq+0x221/0x912
[  649.100059][    C0]  irq_exit+0x178/0x1a0
[  649.104187][    C0]  smp_apic_timer_interrupt+0x12f/0x500
[  649.109710][    C0]  apic_timer_interrupt+0xf/0x20
[  649.114623][    C0]  </IRQ>
[  649.117533][    C0] RIP: 0010:default_idle+0x28/0x2e0
[  649.122734][    C0] Code: 90 90 41 56 41 55 65 44 8b 2d 64 ea 93 7a 41 54 55 53 0f 1f 44 00 00 e8 96 5b d5 fb e9 07 00 00 00 0f 00 2d 7a 8f 54 00 fb f4 <65> 44 8b 2d 40 ea 93 7a 0f 1f 44 00 00 5b 5d 41 5c 41 5d 41 5e c3
[  649.142314][    C0] RSP: 0018:ffffffff86c07da8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  649.150795][    C0] RAX: 0000000000000007 RBX: ffffffff86c2b200 RCX: 0000000000000000
[  649.158735][    C0] RDX: 0000000000000000 RSI: 0000000000000006 RDI: ffffffff86c2ba44
[  649.166677][    C0] RBP: fffffbfff0d85640 R08: ffffffff86c2b200 R09: 0000000000000000
[  649.174620][    C0] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  649.179588][ T1731] usb 5-1: new low-speed USB device number 27 using dummy_hcd
[  649.182569][    C0] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  649.182588][    C0]  ? default_idle+0x1a/0x2e0
[  649.192410][ T1735] usb 1-1: USB disconnect, device number 26
[  649.198014][    C0]  do_idle+0x3c2/0x4f0
[  649.204438][ T1735] ldusb 1-1:0.124: LD USB Device #0 now disconnected
[  649.208399][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[  649.224078][    C0]  ? schedule+0xae/0x250
[  649.228297][    C0]  cpu_startup_entry+0x14/0x20
[  649.233078][    C0]  start_kernel+0x838/0x872
[  649.237557][    C0]  ? mem_encrypt_init+0x5/0x5
[  649.242206][    C0]  ? x86_family+0x3d/0x50
[  649.246517][    C0]  ? load_ucode_bsp+0x23d/0x27d
[  649.251388][    C0]  secondary_startup_64+0xa4/0xb0
[  649.256380][    C0] 
[  649.258681][    C0] Allocated by task 83:
[  649.262810][    C0]  save_stack+0x1b/0x80
[  649.266934][    C0]  __kasan_kmalloc.constprop.0+0xbf/0xd0
[  649.272535][    C0]  ld_usb_probe+0x6e/0xa65
[  649.276919][    C0]  usb_probe_interface+0x305/0x7a0
[  649.282020][    C0]  really_probe+0x281/0x6d0
[  649.286501][    C0]  driver_probe_device+0x101/0x1b0
[  649.291687][    C0]  __device_attach_driver+0x1c2/0x220
[  649.297052][    C0]  bus_for_each_drv+0x162/0x1e0
[  649.301871][    C0]  __device_attach+0x217/0x360
[  649.306607][    C0]  bus_probe_device+0x1e4/0x290
[  649.311431][    C0]  device_add+0xae6/0x16f0
[  649.315818][    C0]  usb_set_configuration+0xdf6/0x1670
[  649.321158][    C0]  generic_probe+0x9d/0xd5
[  649.325545][    C0]  usb_probe_device+0x99/0x100
[  649.330292][    C0]  really_probe+0x281/0x6d0
[  649.334773][    C0]  driver_probe_device+0x101/0x1b0
[  649.339887][    C0]  __device_attach_driver+0x1c2/0x220
[  649.345236][    C0]  bus_for_each_drv+0x162/0x1e0
[  649.350057][    C0]  __device_attach+0x217/0x360
[  649.354788][    C0]  bus_probe_device+0x1e4/0x290
[  649.359613][    C0]  device_add+0xae6/0x16f0
[  649.364007][    C0]  usb_new_device.cold+0x6a4/0xe79
[  649.369085][    C0]  hub_event+0x1b5c/0x3640
[  649.373471][    C0]  process_one_work+0x92b/0x1530
[  649.378377][    C0]  worker_thread+0x96/0xe20
[  649.382847][    C0]  kthread+0x318/0x420
[  649.386898][    C0]  ret_from_fork+0x24/0x30
[  649.391280][    C0] 
[  649.393580][    C0] Freed by task 83:
[  649.397359][    C0]  save_stack+0x1b/0x80
[  649.401485][    C0]  __kasan_slab_free+0x130/0x180
[  649.406392][    C0]  kfree+0xe4/0x2f0
[  649.410189][    C0]  ld_usb_probe+0x728/0xa65
[  649.414662][    C0]  usb_probe_interface+0x305/0x7a0
[  649.419741][    C0]  really_probe+0x281/0x6d0
[  649.424211][    C0]  driver_probe_device+0x101/0x1b0
[  649.429291][    C0]  __device_attach_driver+0x1c2/0x220
[  649.434636][    C0]  bus_for_each_drv+0x162/0x1e0
[  649.439455][    C0]  __device_attach+0x217/0x360
[  649.444299][    C0]  bus_probe_device+0x1e4/0x290
[  649.449123][    C0]  device_add+0xae6/0x16f0
[  649.453512][    C0]  usb_set_configuration+0xdf6/0x1670
[  649.458853][    C0]  generic_probe+0x9d/0xd5
[  649.463243][    C0]  usb_probe_device+0x99/0x100
[  649.467973][    C0]  really_probe+0x281/0x6d0
[  649.472446][    C0]  driver_probe_device+0x101/0x1b0
[  649.477527][    C0]  __device_attach_driver+0x1c2/0x220
[  649.482871][    C0]  bus_for_each_drv+0x162/0x1e0
[  649.487694][    C0]  __device_attach+0x217/0x360
[  649.492441][    C0]  bus_probe_device+0x1e4/0x290
[  649.497259][    C0]  device_add+0xae6/0x16f0
[  649.501647][    C0]  usb_new_device.cold+0x6a4/0xe79
[  649.506730][    C0]  hub_event+0x1b5c/0x3640
[  649.511120][    C0]  process_one_work+0x92b/0x1530
[  649.516029][    C0]  worker_thread+0x96/0xe20
[  649.520501][    C0]  kthread+0x318/0x420
[  649.524554][    C0]  ret_from_fork+0x24/0x30
[  649.528937][    C0] 
[  649.531240][    C0] The buggy address belongs to the object at ffff8881d4a69180
[  649.531240][    C0]  which belongs to the cache kmalloc-512 of size 512
[  649.545262][    C0] The buggy address is located 348 bytes inside of
[  649.545262][    C0]  512-byte region [ffff8881d4a69180, ffff8881d4a69380)
[  649.549634][ T1731] usb 5-1: config index 0 descriptor too short (expected 17435, got 27)
[  649.558497][    C0] The buggy address belongs to the page:
[  649.558510][    C0] page:ffffea0007529a00 refcount:1 mapcount:0 mapping:ffff8881da002500 index:0x0 compound_mapcount: 0
[  649.566845][ T1731] usb 5-1: config 0 has an invalid interface number: 124 but max is 0
[  649.572410][    C0] flags: 0x200000000010200(slab|head)
[  649.572425][    C0] raw: 0200000000010200 ffffea0007537b00 0000000300000003 ffff8881da002500
[  649.572438][    C0] raw: 0000000000000000 00000000000c000c 00000001ffffffff 0000000000000000
[  649.572443][    C0] page dumped because: kasan: bad access detected
[  649.572450][    C0] 
[  649.583377][ T1731] usb 5-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
[  649.591459][    C0] Memory state around the buggy address:
[  649.591480][    C0]  ffff8881d4a69180: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[  649.591489][    C0]  ffff8881d4a69200: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[  649.591501][    C0] >ffff8881d4a69280: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[  649.596847][ T1731] usb 5-1: config 0 has no interface number 0
[  649.605402][    C0]                                                     ^
[  649.605411][    C0]  ffff8881d4a69300: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[  649.605420][    C0]  ffff8881d4a69380: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[  649.605424][    C0] ==================================================================
[  649.605428][    C0] Disabling lock debugging due to kernel taint
[  649.605433][    C0] Kernel panic - not syncing: panic_on_warn set ...
[  649.605447][    C0] CPU: 0 PID: 0 Comm: swapper/0 Tainted: G    B             5.3.0-rc4+ #26
[  649.616400][ T1731] usb 5-1: config 0 interface 124 altsetting 0 endpoint 0x81 is Bulk; changing to Interrupt
[  649.620376][    C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  649.620380][    C0] Call Trace:
[  649.620384][    C0]  <IRQ>
[  649.620398][    C0]  dump_stack+0xca/0x13e
[  649.620412][    C0]  panic+0x2a3/0x6da
[  649.622728][ T1731] usb 5-1: New USB device found, idVendor=0f11, idProduct=1100, bcdDevice=fb.86
[  649.632744][    C0]  ? add_taint.cold+0x16/0x16
[  649.632755][    C0]  ? print_shadow_for_address+0xb8/0x114
[  649.632825][    C0]  ? trace_hardirqs_off+0x50/0x1d0
[  649.632861][    C0]  ? ld_usb_interrupt_in_callback+0x40c/0x4c0
[  649.640004][ T1731] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  649.648030][    C0]  end_report+0x43/0x49
[  649.659270][ T1731] usb 5-1: config 0 descriptor??
[  649.664094][    C0]  ? ld_usb_interrupt_in_callback+0x40c/0x4c0
[  649.664111][    C0]  __kasan_report.cold+0xd/0x33
[  649.712684][ T1731] ldusb 5-1:0.124: Interrupt out endpoint not found (using control endpoint instead)
[  649.713898][    C0]  ? ld_usb_interrupt_in_callback+0x40c/0x4c0
[  649.723580][ T1731] ldusb 5-1:0.124: LD USB Device #0 now attached to major 180 minor 0
[  649.732476][    C0]  kasan_report+0xe/0x12
[  649.732489][    C0]  ld_usb_interrupt_in_callback+0x40c/0x4c0
[  649.732505][    C0]  __usb_hcd_giveback_urb+0x1f2/0x470
[  649.854014][    C0]  usb_hcd_giveback_urb+0x368/0x420
[  649.859180][    C0]  dummy_timer+0x120f/0x2fa2
[  649.863741][    C0]  ? __lock_acquire+0x145e/0x3b50
[  649.868732][    C0]  ? find_held_lock+0x2d/0x110
[  649.873462][    C0]  ? debug_object_deactivate+0x1d9/0x320
[  649.879061][    C0]  ? mark_held_locks+0xe0/0xe0
[  649.883789][    C0]  ? lock_downgrade+0x6e0/0x6e0
[  649.888610][    C0]  ? lock_acquire+0x127/0x320
[  649.893257][    C0]  ? dummy_udc_probe+0x930/0x930
[  649.898165][    C0]  call_timer_fn+0x179/0x650
[  649.902725][    C0]  ? dummy_udc_probe+0x930/0x930
[  649.907633][    C0]  ? msleep_interruptible+0x130/0x130
[  649.912974][    C0]  ? do_raw_spin_lock+0x11a/0x280
[  649.917968][    C0]  ? _raw_spin_unlock_irq+0x24/0x30
[  649.923132][    C0]  ? dummy_udc_probe+0x930/0x930
[  649.928039][    C0]  run_timer_softirq+0x5cc/0x14b0
[  649.931617][ T1731] usb 5-1: USB disconnect, device number 27
[  649.933044][    C0]  ? add_timer+0x7a0/0x7a0
[  649.939463][ T1731] ldusb 5-1:0.124: LD USB Device #0 now disconnected
[  649.943300][    C0]  ? ktime_get+0x162/0x1c0
[  649.943310][    C0]  ? lapic_next_event+0x4d/0x80
[  649.943320][    C0]  __do_softirq+0x221/0x912
[  649.943340][    C0]  irq_exit+0x178/0x1a0
[  649.967773][    C0]  smp_apic_timer_interrupt+0x12f/0x500
[  649.973287][    C0]  apic_timer_interrupt+0xf/0x20
[  649.978187][    C0]  </IRQ>
[  649.981108][    C0] RIP: 0010:default_idle+0x28/0x2e0
[  649.986287][    C0] Code: 90 90 41 56 41 55 65 44 8b 2d 64 ea 93 7a 41 54 55 53 0f 1f 44 00 00 e8 96 5b d5 fb e9 07 00 00 00 0f 00 2d 7a 8f 54 00 fb f4 <65> 44 8b 2d 40 ea 93 7a 0f 1f 44 00 00 5b 5d 41 5c 41 5d 41 5e c3
[  650.005880][    C0] RSP: 0018:ffffffff86c07da8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
[  650.014257][    C0] RAX: 0000000000000007 RBX: ffffffff86c2b200 RCX: 0000000000000000
[  650.022196][    C0] RDX: 0000000000000000 RSI: 0000000000000006 RDI: ffffffff86c2ba44
[  650.030137][    C0] RBP: fffffbfff0d85640 R08: ffffffff86c2b200 R09: 0000000000000000
[  650.038080][    C0] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[  650.046019][    C0] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[  650.054075][    C0]  ? default_idle+0x1a/0x2e0
[  650.058647][    C0]  do_idle+0x3c2/0x4f0
[  650.062686][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[  650.067678][    C0]  ? schedule+0xae/0x250
[  650.071887][    C0]  cpu_startup_entry+0x14/0x20
[  650.076621][    C0]  start_kernel+0x838/0x872
[  650.081093][    C0]  ? mem_encrypt_init+0x5/0x5
[  650.085739][    C0]  ? x86_family+0x3d/0x50
[  650.090038][    C0]  ? load_ucode_bsp+0x23d/0x27d
[  650.094854][    C0]  secondary_startup_64+0xa4/0xb0
[  650.100343][    C0] Kernel Offset: disabled
[  650.104659][    C0] Rebooting in 86400 seconds..