[ 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 '10.128.0.59' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 127.223504][ T4907] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 127.463446][ T4907] usb 1-1: Using ep0 maxpacket: 16 [ 127.583574][ T4907] usb 1-1: New USB device found, idVendor=04fc, idProduct=504b, bcdDevice=df.97 [ 127.592652][ T4907] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 127.601653][ T4907] usb 1-1: config 0 descriptor?? [ 127.644258][ T4907] gspca_main: sunplus-2.14.0 probing 04fc:504b [ 127.863420][ T4907] gspca_sunplus: reg_w_riv err -71 [ 127.868567][ T4907] sunplus: probe of 1-1:0.0 failed with error -71 [ 127.883911][ T4907] usb 1-1: USB disconnect, device number 2 executing program [ 133.763155][ T4907] usb 1-1: new high-speed USB device number 3 using dummy_hcd [ 134.003118][ T4907] usb 1-1: Using ep0 maxpacket: 16 [ 134.123242][ T4907] usb 1-1: New USB device found, idVendor=04fc, idProduct=504b, bcdDevice=df.97 [ 134.132591][ T4907] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 134.141668][ T4907] usb 1-1: config 0 descriptor?? [ 134.185390][ T4907] gspca_main: sunplus-2.14.0 probing 04fc:504b [ 134.403126][ T4907] gspca_sunplus: reg_w_riv err -71 [ 134.408404][ T4907] sunplus: probe of 1-1:0.0 failed with error -71 [ 134.416095][ T4907] usb 1-1: USB disconnect, device number 3 executing program [ 140.282857][ T4907] usb 1-1: new high-speed USB device number 4 using dummy_hcd [ 140.532837][ T4907] usb 1-1: Using ep0 maxpacket: 16 [ 140.652987][ T4907] usb 1-1: New USB device found, idVendor=04fc, idProduct=504b, bcdDevice=df.97 [ 140.662086][ T4907] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 140.671108][ T4907] usb 1-1: config 0 descriptor?? [ 140.725021][ T4907] gspca_main: sunplus-2.14.0 probing 04fc:504b [ 140.952861][ T4907] gspca_sunplus: reg_w_riv err -71 [ 140.958142][ T4907] sunplus: probe of 1-1:0.0 failed with error -71 [ 140.965865][ T4907] usb 1-1: USB disconnect, device number 4 executing program [ 146.792640][ T4907] usb 1-1: new high-speed USB device number 5 using dummy_hcd [ 147.042602][ T4907] usb 1-1: Using ep0 maxpacket: 16 [ 147.162693][ T4907] usb 1-1: New USB device found, idVendor=04fc, idProduct=504b, bcdDevice=df.97 [ 147.171760][ T4907] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 147.180886][ T4907] usb 1-1: config 0 descriptor?? [ 147.224896][ T4907] gspca_main: sunplus-2.14.0 probing 04fc:504b [ 147.442594][ T4907] gspca_sunplus: reg_w_riv err -71 [ 147.447913][ T4907] sunplus: probe of 1-1:0.0 failed with error -71 [ 147.455664][ T4907] usb 1-1: USB disconnect, device number 5 executing program [ 153.302373][ T4907] usb 1-1: new high-speed USB device number 6 using dummy_hcd [ 153.542356][ T4907] usb 1-1: Using ep0 maxpacket: 16 [ 153.662461][ T4907] usb 1-1: New USB device found, idVendor=04fc, idProduct=504b, bcdDevice=df.97 [ 153.671485][ T4907] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 153.680279][ T4907] usb 1-1: config 0 descriptor?? [ 153.724561][ T4907] gspca_main: sunplus-2.14.0 probing 04fc:504b [ 153.942373][ T4907] gspca_sunplus: reg_w_riv err -71 [ 153.947555][ T4907] sunplus: probe of 1-1:0.0 failed with error -71 [ 153.955103][ T4907] usb 1-1: USB disconnect, device number 6 executing program [ 159.812185][ T4907] usb 1-1: new high-speed USB device number 7 using dummy_hcd [ 160.052162][ T4907] usb 1-1: Using ep0 maxpacket: 16 [ 160.172264][ T4907] usb 1-1: New USB device found, idVendor=04fc, idProduct=504b, bcdDevice=df.97 [ 160.181303][ T4907] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 160.190470][ T4907] usb 1-1: config 0 descriptor?? [ 160.234327][ T4907] gspca_main: sunplus-2.14.0 probing 04fc:504b [ 160.462206][ T4907] gspca_sunplus: reg_w_riv err -71 [ 160.467390][ T4907] sunplus: probe of 1-1:0.0 failed with error -71 [ 160.475314][ T4907] usb 1-1: USB disconnect, device number 7 executing program [ 166.292016][ T4907] usb 1-1: new high-speed USB device number 8 using dummy_hcd [ 166.531956][ T4907] usb 1-1: Using ep0 maxpacket: 16 [ 166.662047][ T4907] usb 1-1: New USB device found, idVendor=04fc, idProduct=504b, bcdDevice=df.97 [ 166.671237][ T4907] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 166.680052][ T4907] usb 1-1: config 0 descriptor?? [ 166.734133][ T4907] gspca_main: sunplus-2.14.0 probing 04fc:504b [ 166.951990][ T4907] gspca_sunplus: reg_w_riv err -71 [ 166.957262][ T4907] sunplus: probe of 1-1:0.0 failed with error -71 [ 166.964671][ T4907] usb 1-1: USB disconnect, device number 8 executing program [ 172.881784][ T4907] usb 1-1: new high-speed USB device number 9 using dummy_hcd [ 173.121776][ T4907] usb 1-1: Using ep0 maxpacket: 16 [ 173.241873][ T4907] usb 1-1: New USB device found, idVendor=04fc, idProduct=504b, bcdDevice=df.97 [ 173.250923][ T4907] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 173.260050][ T4907] usb 1-1: config 0 descriptor?? [ 173.313962][ T4907] gspca_main: sunplus-2.14.0 probing 04fc:504b [ 173.521751][ T4907] gspca_sunplus: reg_w_riv err -71 [ 173.527015][ T4907] sunplus: probe of 1-1:0.0 failed with error -71 [ 173.535076][ T4907] usb 1-1: USB disconnect, device number 9 executing program [ 179.451622][ T4907] usb 1-1: new high-speed USB device number 10 using dummy_hcd [ 179.691639][ T4907] usb 1-1: Using ep0 maxpacket: 16 [ 179.841759][ T4907] usb 1-1: New USB device found, idVendor=04fc, idProduct=504b, bcdDevice=df.97 [ 179.851114][ T4907] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 179.860191][ T4907] usb 1-1: config 0 descriptor?? [ 179.903835][ T4907] gspca_main: sunplus-2.14.0 probing 04fc:504b [ 180.111579][ T4907] gspca_sunplus: reg_w_riv err -71 [ 180.117021][ T4907] sunplus: probe of 1-1:0.0 failed with error -71 [ 180.124677][ T4907] usb 1-1: USB disconnect, device number 10 [ 185.466345][ T8469] kmemleak: 3 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff88810ed7cc00 (size 1024): comm "kworker/0:3", pid 4907, jiffies 4294954595 (age 14.630s) hex dump (first 32 bytes): 48 92 b6 11 81 88 ff ff 48 92 b6 11 81 88 ff ff H.......H....... 01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000acb2212d>] usb_set_configuration+0x18c/0xb90 [<00000000398ef244>] usb_generic_driver_probe+0x8c/0xc0 [<00000000c8516fd1>] usb_probe_device+0x5c/0x140 [<00000000eb555eca>] really_probe+0x159/0x480 [<0000000082b68944>] driver_probe_device+0x84/0x100 [<000000000485fb4d>] __device_attach_driver+0xee/0x110 [<00000000a0e84ad1>] bus_for_each_drv+0xb7/0x100 [<0000000017598cdd>] __device_attach+0x122/0x250 [<00000000201e5839>] bus_probe_device+0xc6/0xe0 [<00000000ec5f56bf>] device_add+0x5ac/0xc30 [<0000000049b5ad41>] usb_new_device.cold+0x166/0x578 [<0000000030bc00f0>] hub_event+0x144a/0x20d0 [<00000000e89e69ae>] process_one_work+0x27d/0x590 [<0000000063d76c23>] worker_thread+0x59/0x5d0 [<00000000a311ec69>] kthread+0x178/0x1b0 [<00000000690c42fe>] ret_from_fork+0x1f/0x30 BUG: memory leak unreferenced object 0xffff888110d0ab40 (size 32): comm "kworker/0:3", pid 4907, jiffies 4294954595 (age 14.630s) 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: [<00000000faadb384>] kvasprintf+0x6c/0xf0 [<00000000ae06ab4d>] kvasprintf_const+0x58/0x110 [<0000000098542b5a>] kobject_set_name_vargs+0x3b/0xe0 [<00000000d0bb751d>] dev_set_name+0x63/0x90 [<00000000b7617caa>] usb_set_configuration+0x6be/0xb90 [<00000000398ef244>] usb_generic_driver_probe+0x8c/0xc0 [<00000000c8516fd1>] usb_probe_device+0x5c/0x140 [<00000000eb555eca>] really_probe+0x159/0x480 [<0000000082b68944>] driver_probe_device+0x84/0x100 [<000000000485fb4d>] __device_attach_driver+0xee/0x110 [<00000000a0e84ad1>] bus_for_each_drv+0xb7/0x100 [<0000000017598cdd>] __device_attach+0x122/0x250 [<00000000201e5839>] bus_probe_device+0xc6/0xe0 [<00000000ec5f56bf>] device_add+0x5ac/0xc30 [<0000000049b5ad41>] usb_new_device.cold+0x166/0x578 [<0000000030bc00f0>] hub_event+0x144a/0x20d0 BUG: memory leak unreferenced object 0xffff88811182b900 (size 256): comm "kworker/0:3", pid 4907, jiffies 4294954600 (age 14.580s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 08 b9 82 11 81 88 ff ff ................ 08 b9 82 11 81 88 ff ff 40 44 58 82 ff ff ff ff ........@DX..... backtrace: [<000000000b81baae>] device_add+0x7e8/0xc30 [<000000002061ca5e>] usb_set_configuration+0x9de/0xb90 [<00000000398ef244>] usb_generic_driver_probe+0x8c/0xc0 [<00000000c8516fd1>] usb_probe_device+0x5c/0x140 [<00000000eb555eca>] really_probe+0x159/0x480 [<0000000082b68944>] driver_probe_device+0x84/0x100 [<000000000485fb4d>] __device_attach_driver+0xee/0x110 [<00000000a0e84ad1>] bus_for_each_drv+0xb7/0x100 [<0000000017598cdd>] __device_attach+0x122/0x250 [<00000000201e5839>] bus_probe_device+0xc6/0xe0 [<00000000ec5f56bf>] device_add+0x5ac/0xc30 [<0000000049b5ad41>] usb_new_device.cold+0x166/0x578 [<0000000030bc00f0>] hub_event+0x144a/0x20d0 [<00000000e89e69ae>] process_one_work+0x27d/0x590 [<0000000063d76c23>] worker_thread+0x59/0x5d0 [<00000000a311ec69>] kthread+0x178/0x1b0