[ OK ] Reached target Login Prompts. [ 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. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.123' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 68.936509][ T4902] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 69.176482][ T4902] usb 1-1: Using ep0 maxpacket: 8 [ 69.296533][ T4902] usb 1-1: New USB device found, idVendor=041e, idProduct=4038, bcdDevice=57.36 [ 69.305582][ T4902] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 69.315414][ T4902] usb 1-1: config 0 descriptor?? [ 69.357192][ T4902] gspca_main: sq930x-2.14.0 probing 041e:4038 [ 69.576459][ T4902] gspca_sq930x: reg_r 001f failed -71 [ 69.581874][ T4902] sq930x: probe of 1-1:0.0 failed with error -71 [ 69.589351][ T4902] usb 1-1: USB disconnect, device number 2 executing program [ 75.806016][ T4902] usb 1-1: new high-speed USB device number 3 using dummy_hcd [ 76.046000][ T4902] usb 1-1: Using ep0 maxpacket: 8 [ 76.166057][ T4902] usb 1-1: New USB device found, idVendor=041e, idProduct=4038, bcdDevice=57.36 [ 76.175099][ T4902] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 76.184004][ T4902] usb 1-1: config 0 descriptor?? [ 76.227819][ T4902] gspca_main: sq930x-2.14.0 probing 041e:4038 [ 76.445979][ T4902] gspca_sq930x: reg_r 001f failed -71 [ 76.451382][ T4902] sq930x: probe of 1-1:0.0 failed with error -71 [ 76.458699][ T4902] usb 1-1: USB disconnect, device number 3 executing program [ 82.695014][ T4902] usb 1-1: new high-speed USB device number 4 using dummy_hcd [ 82.934989][ T4902] usb 1-1: Using ep0 maxpacket: 8 [ 83.054998][ T4902] usb 1-1: New USB device found, idVendor=041e, idProduct=4038, bcdDevice=57.36 [ 83.064127][ T4902] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 83.073919][ T4902] usb 1-1: config 0 descriptor?? [ 83.116842][ T4902] gspca_main: sq930x-2.14.0 probing 041e:4038 [ 83.334918][ T4902] gspca_sq930x: reg_r 001f failed -71 [ 83.340334][ T4902] sq930x: probe of 1-1:0.0 failed with error -71 [ 83.347710][ T4902] usb 1-1: USB disconnect, device number 4 executing program [ 89.603777][ T55] usb 1-1: new high-speed USB device number 5 using dummy_hcd [ 89.853746][ T55] usb 1-1: Using ep0 maxpacket: 8 [ 89.973791][ T55] usb 1-1: New USB device found, idVendor=041e, idProduct=4038, bcdDevice=57.36 [ 89.982923][ T55] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 89.991822][ T55] usb 1-1: config 0 descriptor?? [ 90.035455][ T55] gspca_main: sq930x-2.14.0 probing 041e:4038 [ 90.243692][ T55] gspca_sq930x: reg_r 001f failed -71 [ 90.249114][ T55] sq930x: probe of 1-1:0.0 failed with error -71 [ 90.256507][ T55] usb 1-1: USB disconnect, device number 5 executing program [ 96.492754][ T55] usb 1-1: new high-speed USB device number 6 using dummy_hcd [ 96.742734][ T55] usb 1-1: Using ep0 maxpacket: 8 [ 96.872810][ T55] usb 1-1: New USB device found, idVendor=041e, idProduct=4038, bcdDevice=57.36 [ 96.872821][ T55] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 96.873340][ T55] usb 1-1: config 0 descriptor?? [ 96.933431][ T55] gspca_main: sq930x-2.14.0 probing 041e:4038 [ 97.142671][ T55] gspca_sq930x: reg_r 001f failed -71 [ 97.148106][ T55] sq930x: probe of 1-1:0.0 failed with error -71 [ 97.156533][ T55] usb 1-1: USB disconnect, device number 6 [ 103.005232][ T8452] kmemleak: 3 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff88810ee27400 (size 1024): comm "kworker/1:1", pid 55, jiffies 4294946254 (age 15.080s) hex dump (first 32 bytes): 88 14 af 10 81 88 ff ff 88 14 af 10 81 88 ff ff ................ 01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000a7296da4>] usb_set_configuration+0x18c/0xb90 [<0000000062332142>] usb_generic_driver_probe+0x8c/0xc0 [<00000000efbea116>] usb_probe_device+0x5c/0x140 [<00000000489e8e73>] really_probe+0x159/0x480 [<00000000bf12744e>] driver_probe_device+0x84/0x100 [<00000000f5215e77>] __device_attach_driver+0xee/0x110 [<00000000373fc49a>] bus_for_each_drv+0xb7/0x100 [<00000000c72550f4>] __device_attach+0x122/0x250 [<00000000f1d428ed>] bus_probe_device+0xc6/0xe0 [<000000005b3d06db>] device_add+0x5ac/0xc30 [<000000006239646c>] usb_new_device.cold+0x166/0x578 [<0000000095dc09a2>] hub_event+0x144a/0x20d0 [<00000000d0714820>] process_one_work+0x27d/0x590 [<00000000a6cc3d89>] worker_thread+0x59/0x5d0 [<00000000cbed3e52>] kthread+0x178/0x1b0 [<00000000d90ba841>] ret_from_fork+0x1f/0x30 BUG: memory leak unreferenced object 0xffff88811082a080 (size 32): comm "kworker/1:1", pid 55, jiffies 4294946254 (age 15.080s) 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: [<000000006ea79568>] kvasprintf+0x6c/0xf0 [<00000000275c4533>] kvasprintf_const+0x58/0x110 [<0000000091ef6a05>] kobject_set_name_vargs+0x3b/0xe0 [<000000006f81c98f>] dev_set_name+0x63/0x90 [<00000000bcafe138>] usb_set_configuration+0x6be/0xb90 [<0000000062332142>] usb_generic_driver_probe+0x8c/0xc0 [<00000000efbea116>] usb_probe_device+0x5c/0x140 [<00000000489e8e73>] really_probe+0x159/0x480 [<00000000bf12744e>] driver_probe_device+0x84/0x100 [<00000000f5215e77>] __device_attach_driver+0xee/0x110 [<00000000373fc49a>] bus_for_each_drv+0xb7/0x100 [<00000000c72550f4>] __device_attach+0x122/0x250 [<00000000f1d428ed>] bus_probe_device+0xc6/0xe0 [<000000005b3d06db>] device_add+0x5ac/0xc30 [<000000006239646c>] usb_new_device.cold+0x166/0x578 [<0000000095dc09a2>] hub_event+0x144a/0x20d0 BUG: memory leak unreferenced object 0xffff88810fecd800 (size 256): comm "kworker/1:1", pid 55, jiffies 4294946258 (age 15.040s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 08 d8 ec 0f 81 88 ff ff ................ 08 d8 ec 0f 81 88 ff ff 70 7a 58 82 ff ff ff ff ........pzX..... backtrace: [<00000000d83e6bdd>] device_add+0x7e8/0xc30 [<000000005bf867d5>] usb_set_configuration+0x9de/0xb90 [<0000000062332142>] usb_generic_driver_probe+0x8c/0xc0 [<00000000efbea116>] usb_probe_device+0x5c/0x140 [<00000000489e8e73>] really_probe+0x159/0x480 [<00000000bf12744e>] driver_probe_device+0x84/0x100 [<00000000f5215e77>] __device_attach_driver+0xee/0x110 [<00000000373fc49a>] bus_for_each_drv+0xb7/0x100 [<00000000c72550f4>] __device_attach+0x122/0x250 [<00000000f1d428ed>] bus_probe_device+0xc6/0xe0 [<000000005b3d06db>] device_add+0x5ac/0xc30 [<000000006239646c>] usb_new_device.cold+0x166/0x578 [<0000000095dc09a2>] hub_event+0x144a/0x20d0 [<00000000d0714820>] process_one_work+0x27d/0x590 [<00000000a6cc3d89>] worker_thread+0x59/0x5d0 [<00000000cbed3e52>] kthread+0x178/0x1b0