[  OK  ] Reached target Multi-User System.
[  OK  ] Reached target Graphical Interface.
         Starting Update UTMP about System Runlevel Changes...
[  OK  ] Started Update UTMP about System Runlevel Changes.
[   29.136587][ T8239] bash (8239) used greatest stack depth: 11296 bytes left

Debian GNU/Linux 9 syzkaller ttyS0

Warning: Permanently added '10.128.10.37' (ECDSA) to the list of known hosts.
executing program
syzkaller login: [   55.037215][ T4594] usb 1-1: new high-speed USB device number 2 using dummy_hcd
[   55.277192][ T4594] usb 1-1: Using ep0 maxpacket: 8
[   55.397271][ T4594] usb 1-1: New USB device found, idVendor=2770, idProduct=9050, bcdDevice=a6.13
[   55.406432][ T4594] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[   55.415155][ T4594] usb 1-1: config 0 descriptor??
[   55.457857][ T4594] gspca_main: sq905c-2.14.0 probing 2770:9050
[   55.657536][ T8488] udc-core: couldn't find an available UDC or it's busy
[   55.664542][ T8488] misc raw-gadget: fail, usb_gadget_probe_driver returned -16
[   55.682390][ T4594] gspca_sq905c: sq905c_command: usb_control_msg failed (-71)
[   55.689996][ T4594] sq905c 1-1:0.0: Get version command failed
[   55.695982][ T4594] sq905c: probe of 1-1:0.0 failed with error -71
[   55.703053][ T4594] usb 1-1: USB disconnect, device number 2
executing program
[   61.996648][ T3633] usb 1-1: new high-speed USB device number 3 using dummy_hcd
[   62.236618][ T3633] usb 1-1: Using ep0 maxpacket: 8
[   62.366696][ T3633] usb 1-1: New USB device found, idVendor=2770, idProduct=9050, bcdDevice=a6.13
[   62.375720][ T3633] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[   62.384582][ T3633] usb 1-1: config 0 descriptor??
[   62.448321][ T3633] gspca_main: sq905c-2.14.0 probing 2770:9050
[   62.646855][ T8503] udc-core: couldn't find an available UDC or it's busy
[   62.653927][ T8503] misc raw-gadget: fail, usb_gadget_probe_driver returned -16
[   62.666602][ T3633] gspca_sq905c: sq905c_command: usb_control_msg failed (-71)
[   62.673966][ T3633] sq905c 1-1:0.0: Get version command failed
[   62.686089][ T3633] sq905c: probe of 1-1:0.0 failed with error -71
[   62.693235][ T3633] usb 1-1: USB disconnect, device number 3
executing program
[   68.986287][ T4594] usb 1-1: new high-speed USB device number 4 using dummy_hcd
[   69.226262][ T4594] usb 1-1: Using ep0 maxpacket: 8
[   69.346332][ T4594] usb 1-1: New USB device found, idVendor=2770, idProduct=9050, bcdDevice=a6.13
[   69.355468][ T4594] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[   69.364290][ T4594] usb 1-1: config 0 descriptor??
[   69.406992][ T4594] gspca_main: sq905c-2.14.0 probing 2770:9050
[   69.606488][ T8518] udc-core: couldn't find an available UDC or it's busy
[   69.613511][ T8518] misc raw-gadget: fail, usb_gadget_probe_driver returned -16
[   69.626235][ T4594] gspca_sq905c: sq905c_command: usb_control_msg failed (-71)
[   69.633604][ T4594] sq905c 1-1:0.0: Get version command failed
[   69.645735][ T4594] sq905c: probe of 1-1:0.0 failed with error -71
[   69.652917][ T4594] usb 1-1: USB disconnect, device number 4
executing program
[   75.946036][ T4594] usb 1-1: new high-speed USB device number 5 using dummy_hcd
[   76.186025][ T4594] usb 1-1: Using ep0 maxpacket: 8
[   76.346084][ T4594] usb 1-1: New USB device found, idVendor=2770, idProduct=9050, bcdDevice=a6.13
[   76.355131][ T4594] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[   76.363838][ T4594] usb 1-1: config 0 descriptor??
[   76.406665][ T4594] gspca_main: sq905c-2.14.0 probing 2770:9050
[   76.613247][ T8533] udc-core: couldn't find an available UDC or it's busy
[   76.620239][ T8533] misc raw-gadget: fail, usb_gadget_probe_driver returned -16
[   76.646038][ T4594] gspca_sq905c: sq905c_command: usb_control_msg failed (-71)
[   76.653481][ T4594] sq905c 1-1:0.0: Get version command failed
[   76.659834][ T4594] sq905c: probe of 1-1:0.0 failed with error -71
[   76.667085][ T4594] usb 1-1: USB disconnect, device number 5
executing program
[   82.944886][ T4594] usb 1-1: new high-speed USB device number 6 using dummy_hcd
[   83.204840][ T4594] usb 1-1: Using ep0 maxpacket: 8
[   83.324865][ T4594] usb 1-1: New USB device found, idVendor=2770, idProduct=9050, bcdDevice=a6.13
[   83.333920][ T4594] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[   83.343707][ T4594] usb 1-1: config 0 descriptor??
[   83.386432][ T4594] gspca_main: sq905c-2.14.0 probing 2770:9050
[   83.585068][ T8548] udc-core: couldn't find an available UDC or it's busy
[   83.592058][ T8548] misc raw-gadget: fail, usb_gadget_probe_driver returned -16
[   83.604744][ T4594] gspca_sq905c: sq905c_command: usb_control_msg failed (-71)
[   83.612114][ T4594] sq905c 1-1:0.0: Get version command failed
[   83.618400][ T4594] sq905c: probe of 1-1:0.0 failed with error -71
[   83.625240][ T4594] usb 1-1: USB disconnect, device number 6
executing program
[   89.943723][ T4594] usb 1-1: new high-speed USB device number 7 using dummy_hcd
[   90.183662][ T4594] usb 1-1: Using ep0 maxpacket: 8
[   90.343695][ T4594] usb 1-1: New USB device found, idVendor=2770, idProduct=9050, bcdDevice=a6.13
[   90.352741][ T4594] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[   90.361442][ T4594] usb 1-1: config 0 descriptor??
[   90.404270][ T4594] gspca_main: sq905c-2.14.0 probing 2770:9050
[   90.603885][ T8563] udc-core: couldn't find an available UDC or it's busy
[   90.611044][ T8563] misc raw-gadget: fail, usb_gadget_probe_driver returned -16
[   90.623595][ T4594] gspca_sq905c: sq905c_command: usb_control_msg failed (-71)
[   90.630970][ T4594] sq905c 1-1:0.0: Get version command failed
[   90.641960][ T4594] sq905c: probe of 1-1:0.0 failed with error -71
[   90.650196][ T4594] usb 1-1: USB disconnect, device number 7
executing program
[   96.942739][ T4594] usb 1-1: new high-speed USB device number 8 using dummy_hcd
[   97.182699][ T4594] usb 1-1: Using ep0 maxpacket: 8
[   97.302753][ T4594] usb 1-1: New USB device found, idVendor=2770, idProduct=9050, bcdDevice=a6.13
[   97.311889][ T4594] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[   97.320504][ T4594] usb 1-1: config 0 descriptor??
[   97.384417][ T4594] gspca_main: sq905c-2.14.0 probing 2770:9050
[   97.582892][ T8578] udc-core: couldn't find an available UDC or it's busy
[   97.589853][ T8578] misc raw-gadget: fail, usb_gadget_probe_driver returned -16
[   97.602754][ T4594] gspca_sq905c: sq905c_command: usb_control_msg failed (-71)
[   97.610110][ T4594] sq905c 1-1:0.0: Get version command failed
[   97.622205][ T4594] sq905c: probe of 1-1:0.0 failed with error -71
[   97.629373][ T4594] usb 1-1: USB disconnect, device number 8
executing program
[  103.911920][ T4594] usb 1-1: new high-speed USB device number 9 using dummy_hcd
[  104.151902][ T4594] usb 1-1: Using ep0 maxpacket: 8
[  104.271952][ T4594] usb 1-1: New USB device found, idVendor=2770, idProduct=9050, bcdDevice=a6.13
[  104.281091][ T4594] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  104.290891][ T4594] usb 1-1: config 0 descriptor??
[  104.353545][ T4594] gspca_main: sq905c-2.14.0 probing 2770:9050
[  104.552117][ T8593] udc-core: couldn't find an available UDC or it's busy
[  104.559080][ T8593] misc raw-gadget: fail, usb_gadget_probe_driver returned -16
[  104.571839][ T4594] gspca_sq905c: sq905c_command: usb_control_msg failed (-71)
[  104.579217][ T4594] sq905c 1-1:0.0: Get version command failed
[  104.591225][ T4594] sq905c: probe of 1-1:0.0 failed with error -71
[  104.598232][ T4594] usb 1-1: USB disconnect, device number 9
executing program
[  110.891249][ T4594] usb 1-1: new high-speed USB device number 10 using dummy_hcd
[  111.131218][ T4594] usb 1-1: Using ep0 maxpacket: 8
[  111.261397][ T4594] usb 1-1: New USB device found, idVendor=2770, idProduct=9050, bcdDevice=a6.13
[  111.270408][ T4594] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  111.279260][ T4594] usb 1-1: config 0 descriptor??
[  111.342875][ T4594] gspca_main: sq905c-2.14.0 probing 2770:9050
[  111.541473][ T8608] udc-core: couldn't find an available UDC or it's busy
[  111.548445][ T8608] misc raw-gadget: fail, usb_gadget_probe_driver returned -16
[  111.561173][ T4594] gspca_sq905c: sq905c_command: usb_control_msg failed (-71)
[  111.568536][ T4594] sq905c 1-1:0.0: Get version command failed
[  111.574842][ T4594] sq905c: probe of 1-1:0.0 failed with error -71
[  111.581767][ T4594] usb 1-1: USB disconnect, device number 10
executing program
[  117.900692][ T4594] usb 1-1: new high-speed USB device number 11 using dummy_hcd
[  118.140653][ T4594] usb 1-1: Using ep0 maxpacket: 8
[  118.260684][ T4594] usb 1-1: New USB device found, idVendor=2770, idProduct=9050, bcdDevice=a6.13
[  118.269725][ T4594] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  118.279395][ T4594] usb 1-1: config 0 descriptor??
[  118.331293][ T4594] gspca_main: sq905c-2.14.0 probing 2770:9050
[  118.530900][ T8623] udc-core: couldn't find an available UDC or it's busy
[  118.537880][ T8623] misc raw-gadget: fail, usb_gadget_probe_driver returned -16
[  118.550601][ T4594] gspca_sq905c: sq905c_command: usb_control_msg failed (-71)
[  118.558025][ T4594] sq905c 1-1:0.0: Get version command failed
[  118.570091][ T4594] sq905c: probe of 1-1:0.0 failed with error -71
[  118.577075][ T4594] usb 1-1: USB disconnect, device number 11
executing program
[  124.870151][ T4594] usb 1-1: new high-speed USB device number 12 using dummy_hcd
[  125.110143][ T4594] usb 1-1: Using ep0 maxpacket: 8
[  125.230171][ T4594] usb 1-1: New USB device found, idVendor=2770, idProduct=9050, bcdDevice=a6.13
[  125.239215][ T4594] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[  125.247910][ T4594] usb 1-1: config 0 descriptor??
[  125.290745][ T4594] gspca_main: sq905c-2.14.0 probing 2770:9050
[  125.490386][ T8638] udc-core: couldn't find an available UDC or it's busy
[  125.497331][ T8638] misc raw-gadget: fail, usb_gadget_probe_driver returned -16
[  125.510107][ T4594] gspca_sq905c: sq905c_command: usb_control_msg failed (-71)
[  125.517499][ T4594] sq905c 1-1:0.0: Get version command failed
[  125.529294][ T4594] sq905c: probe of 1-1:0.0 failed with error -71
[  125.536257][ T4594] usb 1-1: USB disconnect, device number 12
[  131.454409][ T8486] kmemleak: 3 new suspected memory leaks (see /sys/kernel/debug/kmemleak)
BUG: memory leak
unreferenced object 0xffff88810ee84800 (size 1024):
  comm "kworker/1:2", pid 4594, jiffies 4294949091 (age 15.280s)
  hex dump (first 32 bytes):
    08 e9 f6 07 81 88 ff ff 08 e9 f6 07 81 88 ff ff  ................
    01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<0000000034e2072d>] usb_set_configuration+0x18c/0xb90
    [<000000005803f504>] usb_generic_driver_probe+0x8c/0xc0
    [<00000000a50970ee>] usb_probe_device+0x5c/0x140
    [<00000000ffc30d62>] really_probe+0x159/0x480
    [<0000000023671f33>] driver_probe_device+0x84/0x100
    [<000000002ba85d03>] __device_attach_driver+0xee/0x110
    [<00000000f41d02cf>] bus_for_each_drv+0xb7/0x100
    [<000000003c28a2ad>] __device_attach+0x122/0x250
    [<0000000095015dcb>] bus_probe_device+0xc6/0xe0
    [<00000000864d0ad1>] device_add+0x5ac/0xc30
    [<00000000353a549e>] usb_new_device.cold+0x166/0x578
    [<000000003f53edf2>] hub_event+0x144a/0x20d0
    [<00000000cb35ee51>] process_one_work+0x27d/0x590
    [<00000000b3837518>] worker_thread+0x59/0x5d0
    [<00000000330823a4>] kthread+0x178/0x1b0
    [<00000000c3c40f74>] ret_from_fork+0x1f/0x30

BUG: memory leak
unreferenced object 0xffff88810b859120 (size 32):
  comm "kworker/1:2", pid 4594, jiffies 4294949091 (age 15.280s)
  hex dump (first 32 bytes):
    31 2d 31 3a 30 2e 30 00 00 00 00 00 00 00 00 00  1-1:0.0.........
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<00000000668f13f5>] kvasprintf+0x6c/0xf0
    [<0000000099e44925>] kvasprintf_const+0x58/0x110
    [<00000000dbdefe95>] kobject_set_name_vargs+0x3b/0xe0
    [<0000000013ebf063>] dev_set_name+0x63/0x90
    [<0000000000ac659f>] usb_set_configuration+0x6be/0xb90
    [<000000005803f504>] usb_generic_driver_probe+0x8c/0xc0
    [<00000000a50970ee>] usb_probe_device+0x5c/0x140
    [<00000000ffc30d62>] really_probe+0x159/0x480
    [<0000000023671f33>] driver_probe_device+0x84/0x100
    [<000000002ba85d03>] __device_attach_driver+0xee/0x110
    [<00000000f41d02cf>] bus_for_each_drv+0xb7/0x100
    [<000000003c28a2ad>] __device_attach+0x122/0x250
    [<0000000095015dcb>] bus_probe_device+0xc6/0xe0
    [<00000000864d0ad1>] device_add+0x5ac/0xc30
    [<00000000353a549e>] usb_new_device.cold+0x166/0x578
    [<000000003f53edf2>] hub_event+0x144a/0x20d0

BUG: memory leak
unreferenced object 0xffff888107fb4100 (size 256):
  comm "kworker/1:2", pid 4594, jiffies 4294949096 (age 15.230s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 08 41 fb 07 81 88 ff ff  .........A......
    08 41 fb 07 81 88 ff ff 70 96 58 82 ff ff ff ff  .A......p.X.....
  backtrace:
    [<0000000079a65895>] device_add+0x7e8/0xc30
    [<000000009a2eefe6>] usb_set_configuration+0x9de/0xb90
    [<000000005803f504>] usb_generic_driver_probe+0x8c/0xc0
    [<00000000a50970ee>] usb_probe_device+0x5c/0x140
    [<00000000ffc30d62>] really_probe+0x159/0x480
    [<0000000023671f33>] driver_probe_device+0x84/0x100
    [<000000002ba85d03>] __device_attach_driver+0xee/0x110
    [<00000000f41d02cf>] bus_for_each_drv+0xb7/0x100
    [<000000003c28a2ad>] __device_attach+0x122/0x250
    [<0000000095015dcb>] bus_probe_device+0xc6/0xe0
    [<00000000864d0ad1>] device_add+0x5ac/0xc30
    [<00000000353a549e>] usb_new_device.cold+0x166/0x578
    [<000000003f53edf2>] hub_event+0x144a/0x20d0
    [<00000000cb35ee51>] process_one_work+0x27d/0x590
    [<00000000b3837518>] worker_thread+0x59/0x5d0
    [<00000000330823a4>] kthread+0x178/0x1b0