[ 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 '10.128.0.209' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 57.030637][ T33] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 57.400686][ T33] usb 1-1: New USB device found, idVendor=0ac8, idProduct=c002, bcdDevice=84.37 [ 57.409748][ T33] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 57.418699][ T33] usb 1-1: config 0 descriptor?? [ 57.690608][ T33] usb 1-1: string descriptor 0 read error: -71 [ 57.697629][ T33] gspca_main: vc032x-2.14.0 probing 0ac8:c002 [ 57.730563][ T33] gspca_vc032x: reg_r err -71 [ 57.735275][ T33] gspca_vc032x: I2c Bus Busy Wait 00 [ 57.741065][ T33] gspca_vc032x: I2c Bus Busy Wait 00 [ 57.746341][ T33] gspca_vc032x: I2c Bus Busy Wait 00 [ 57.752121][ T33] gspca_vc032x: I2c Bus Busy Wait 00 [ 57.757435][ T33] gspca_vc032x: I2c Bus Busy Wait 00 [ 57.763234][ T33] gspca_vc032x: I2c Bus Busy Wait 00 [ 57.768526][ T33] gspca_vc032x: I2c Bus Busy Wait 00 [ 57.774742][ T33] gspca_vc032x: I2c Bus Busy Wait 00 [ 57.780014][ T33] gspca_vc032x: I2c Bus Busy Wait 00 [ 57.786081][ T33] gspca_vc032x: I2c Bus Busy Wait 00 [ 57.791938][ T33] gspca_vc032x: I2c Bus Busy Wait 00 [ 57.797219][ T33] gspca_vc032x: I2c Bus Busy Wait 00 [ 57.803296][ T33] gspca_vc032x: I2c Bus Busy Wait 00 [ 57.808570][ T33] gspca_vc032x: I2c Bus Busy Wait 00 [ 57.814639][ T33] gspca_vc032x: I2c Bus Busy Wait 00 [ 57.819912][ T33] gspca_vc032x: I2c Bus Busy Wait 00 [ 57.826005][ T33] gspca_vc032x: I2c Bus Busy Wait 00 [ 57.831683][ T33] gspca_vc032x: I2c Bus Busy Wait 00 [ 57.836955][ T33] gspca_vc032x: Unknown sensor... [ 57.842865][ T33] vc032x: probe of 1-1:0.0 failed with error -22 [ 57.849698][ T33] usb 1-1: USB disconnect, device number 2 executing program [ 63.980128][ T33] usb 1-1: new high-speed USB device number 3 using dummy_hcd [ 64.340184][ T33] usb 1-1: New USB device found, idVendor=0ac8, idProduct=c002, bcdDevice=84.37 [ 64.349225][ T33] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 64.358026][ T33] usb 1-1: config 0 descriptor?? [ 64.650107][ T33] usb 1-1: string descriptor 0 read error: -71 [ 64.658558][ T33] gspca_main: vc032x-2.14.0 probing 0ac8:c002 [ 64.690119][ T33] gspca_vc032x: reg_r err -71 [ 64.694858][ T33] gspca_vc032x: I2c Bus Busy Wait 00 [ 64.701430][ T33] gspca_vc032x: I2c Bus Busy Wait 00 [ 64.706720][ T33] gspca_vc032x: I2c Bus Busy Wait 00 [ 64.713406][ T33] gspca_vc032x: I2c Bus Busy Wait 00 [ 64.718682][ T33] gspca_vc032x: I2c Bus Busy Wait 00 [ 64.724793][ T33] gspca_vc032x: I2c Bus Busy Wait 00 [ 64.730553][ T33] gspca_vc032x: I2c Bus Busy Wait 00 [ 64.735822][ T33] gspca_vc032x: I2c Bus Busy Wait 00 [ 64.741898][ T33] gspca_vc032x: I2c Bus Busy Wait 00 [ 64.747170][ T33] gspca_vc032x: I2c Bus Busy Wait 00 [ 64.753312][ T33] gspca_vc032x: I2c Bus Busy Wait 00 [ 64.758588][ T33] gspca_vc032x: I2c Bus Busy Wait 00 [ 64.764756][ T33] gspca_vc032x: I2c Bus Busy Wait 00 [ 64.770576][ T33] gspca_vc032x: I2c Bus Busy Wait 00 [ 64.775859][ T33] gspca_vc032x: I2c Bus Busy Wait 00 [ 64.782015][ T33] gspca_vc032x: I2c Bus Busy Wait 00 [ 64.787305][ T33] gspca_vc032x: I2c Bus Busy Wait 00 [ 64.793389][ T33] gspca_vc032x: I2c Bus Busy Wait 00 [ 64.798660][ T33] gspca_vc032x: Unknown sensor... [ 64.804588][ T33] vc032x: probe of 1-1:0.0 failed with error -22 [ 64.812664][ T33] usb 1-1: USB disconnect, device number 3 executing program [ 70.959800][ T33] usb 1-1: new high-speed USB device number 4 using dummy_hcd [ 71.409843][ T33] usb 1-1: New USB device found, idVendor=0ac8, idProduct=c002, bcdDevice=84.37 [ 71.418901][ T33] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 71.428819][ T33] usb 1-1: config 0 descriptor?? [ 71.709845][ T33] usb 1-1: string descriptor 0 read error: -71 [ 71.718264][ T33] gspca_main: vc032x-2.14.0 probing 0ac8:c002 [ 71.749798][ T33] gspca_vc032x: reg_r err -71 [ 71.754844][ T33] gspca_vc032x: I2c Bus Busy Wait 00 [ 71.760827][ T33] gspca_vc032x: I2c Bus Busy Wait 00 [ 71.766116][ T33] gspca_vc032x: I2c Bus Busy Wait 00 [ 71.773557][ T33] gspca_vc032x: I2c Bus Busy Wait 00 [ 71.778837][ T33] gspca_vc032x: I2c Bus Busy Wait 00 [ 71.785009][ T33] gspca_vc032x: I2c Bus Busy Wait 00 [ 71.790840][ T33] gspca_vc032x: I2c Bus Busy Wait 00 [ 71.796112][ T33] gspca_vc032x: I2c Bus Busy Wait 00 [ 71.802276][ T33] gspca_vc032x: I2c Bus Busy Wait 00 [ 71.807563][ T33] gspca_vc032x: I2c Bus Busy Wait 00 [ 71.813702][ T33] gspca_vc032x: I2c Bus Busy Wait 00 [ 71.818978][ T33] gspca_vc032x: I2c Bus Busy Wait 00 [ 71.825148][ T33] gspca_vc032x: I2c Bus Busy Wait 00 [ 71.830950][ T33] gspca_vc032x: I2c Bus Busy Wait 00 [ 71.836240][ T33] gspca_vc032x: I2c Bus Busy Wait 00 [ 71.842420][ T33] gspca_vc032x: I2c Bus Busy Wait 00 [ 71.847711][ T33] gspca_vc032x: I2c Bus Busy Wait 00 [ 71.853851][ T33] gspca_vc032x: I2c Bus Busy Wait 00 [ 71.859121][ T33] gspca_vc032x: Unknown sensor... [ 71.865114][ T33] vc032x: probe of 1-1:0.0 failed with error -22 [ 71.873136][ T33] usb 1-1: USB disconnect, device number 4 [ 76.634030][ T8463] kmemleak: 3 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff88810162b800 (size 1024): comm "kworker/1:1", pid 33, jiffies 4294943709 (age 14.360s) hex dump (first 32 bytes): c8 11 51 0f 81 88 ff ff c8 11 51 0f 81 88 ff ff ..Q.......Q..... 01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000e8d24917>] usb_set_configuration+0x18c/0xb90 [<00000000a6a3b309>] usb_generic_driver_probe+0x8c/0xc0 [<0000000091965344>] usb_probe_device+0x5c/0x140 [<00000000851fe68e>] really_probe+0x159/0x480 [<00000000f84000a7>] driver_probe_device+0x84/0x100 [<000000004affd77d>] __device_attach_driver+0xee/0x110 [<00000000c1287dd4>] bus_for_each_drv+0xb7/0x100 [<000000008df9f34e>] __device_attach+0x122/0x250 [<00000000a281c496>] bus_probe_device+0xc6/0xe0 [<000000003327f5b0>] device_add+0x5ac/0xc30 [<0000000076e0bb33>] usb_new_device.cold+0x166/0x578 [<000000007a409ef7>] hub_event+0x144a/0x20d0 [<000000007f3e41f1>] process_one_work+0x27d/0x590 [<000000002febe515>] worker_thread+0x59/0x5d0 [<00000000649dd052>] kthread+0x178/0x1b0 [<000000006005495a>] ret_from_fork+0x1f/0x30 BUG: memory leak unreferenced object 0xffff8881097f11c0 (size 32): comm "kworker/1:1", pid 33, jiffies 4294943709 (age 14.360s) 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: [<0000000016b46d3c>] kvasprintf+0x6c/0xf0 [<0000000095401217>] kvasprintf_const+0x58/0x110 [<00000000e4384818>] kobject_set_name_vargs+0x3b/0xe0 [<00000000ced6a06d>] dev_set_name+0x63/0x90 [<000000008654878c>] usb_set_configuration+0x6be/0xb90 [<00000000a6a3b309>] usb_generic_driver_probe+0x8c/0xc0 [<0000000091965344>] usb_probe_device+0x5c/0x140 [<00000000851fe68e>] really_probe+0x159/0x480 [<00000000f84000a7>] driver_probe_device+0x84/0x100 [<000000004affd77d>] __device_attach_driver+0xee/0x110 [<00000000c1287dd4>] bus_for_each_drv+0xb7/0x100 [<000000008df9f34e>] __device_attach+0x122/0x250 [<00000000a281c496>] bus_probe_device+0xc6/0xe0 [<000000003327f5b0>] device_add+0x5ac/0xc30 [<0000000076e0bb33>] usb_new_device.cold+0x166/0x578 [<000000007a409ef7>] hub_event+0x144a/0x20d0 BUG: memory leak unreferenced object 0xffff888110742900 (size 256): comm "kworker/1:1", pid 33, jiffies 4294943738 (age 14.070s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 08 29 74 10 81 88 ff ff .........)t..... 08 29 74 10 81 88 ff ff 10 8b 58 82 ff ff ff ff .)t.......X..... backtrace: [<000000001c2b52b6>] device_add+0x7e8/0xc30 [<0000000072c86fac>] usb_set_configuration+0x9de/0xb90 [<00000000a6a3b309>] usb_generic_driver_probe+0x8c/0xc0 [<0000000091965344>] usb_probe_device+0x5c/0x140 [<00000000851fe68e>] really_probe+0x159/0x480 [<00000000f84000a7>] driver_probe_device+0x84/0x100 [<000000004affd77d>] __device_attach_driver+0xee/0x110 [<00000000c1287dd4>] bus_for_each_drv+0xb7/0x100 [<000000008df9f34e>] __device_attach+0x122/0x250 [<00000000a281c496>] bus_probe_device+0xc6/0xe0 [<000000003327f5b0>] device_add+0x5ac/0xc30 [<0000000076e0bb33>] usb_new_device.cold+0x166/0x578 [<000000007a409ef7>] hub_event+0x144a/0x20d0 [<000000007f3e41f1>] process_one_work+0x27d/0x590 [<000000002febe515>] worker_thread+0x59/0x5d0 [<00000000649dd052>] kthread+0x178/0x1b0