[ 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 '10.128.1.0' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 68.762842][ T8200] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 69.142858][ T8200] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 3 [ 69.151877][ T8200] usb 1-1: New USB device found, idVendor=0733, idProduct=0402, bcdDevice=c4.f9 [ 69.161397][ T8200] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 69.170192][ T8200] usb 1-1: config 0 descriptor?? [ 69.215053][ T8200] gspca_main: spca501-2.14.0 probing 0733:0402 [ 69.432815][ T8200] gspca_spca501: reg write: error -71 [ 69.438215][ T8200] spca501 1-1:0.0: Reg write failed for 0x00,0xaa,0x00 [ 69.445576][ T8200] spca501: probe of 1-1:0.0 failed with error -22 [ 69.453248][ T8200] usb 1-1: USB disconnect, device number 2 executing program [ 75.742554][ T55] usb 1-1: new high-speed USB device number 3 using dummy_hcd [ 76.122614][ T55] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 3 [ 76.131516][ T55] usb 1-1: New USB device found, idVendor=0733, idProduct=0402, bcdDevice=c4.f9 [ 76.141155][ T55] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 76.149882][ T55] usb 1-1: config 0 descriptor?? [ 76.193632][ T55] gspca_main: spca501-2.14.0 probing 0733:0402 [ 76.412548][ T55] gspca_spca501: reg write: error -71 [ 76.412555][ T55] spca501 1-1:0.0: Reg write failed for 0x00,0xaa,0x00 [ 76.412586][ T55] spca501: probe of 1-1:0.0 failed with error -22 [ 76.413045][ T55] usb 1-1: USB disconnect, device number 3 executing program [ 82.741634][ T55] usb 1-1: new high-speed USB device number 4 using dummy_hcd [ 83.101617][ T55] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 3 [ 83.110598][ T55] usb 1-1: New USB device found, idVendor=0733, idProduct=0402, bcdDevice=c4.f9 [ 83.119707][ T55] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 83.128329][ T55] usb 1-1: config 0 descriptor?? [ 83.172482][ T55] gspca_main: spca501-2.14.0 probing 0733:0402 [ 83.391477][ T55] gspca_spca501: reg write: error -71 [ 83.396865][ T55] spca501 1-1:0.0: Reg write failed for 0x00,0xaa,0x00 [ 83.404305][ T55] spca501: probe of 1-1:0.0 failed with error -22 [ 83.411210][ T55] usb 1-1: USB disconnect, device number 4 [ 89.335493][ T8472] kmemleak: 3 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff88810dfe9800 (size 1024): comm "kworker/1:1", pid 55, jiffies 4294944887 (age 15.300s) hex dump (first 32 bytes): 48 e0 cf 0f 81 88 ff ff 48 e0 cf 0f 81 88 ff ff H.......H....... 01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000c554b721>] usb_set_configuration+0x18c/0xb90 [<00000000a61debff>] usb_generic_driver_probe+0x8c/0xc0 [<000000005a98e757>] usb_probe_device+0x5c/0x140 [<00000000fa1ac612>] really_probe+0x159/0x480 [<000000002178bc2d>] driver_probe_device+0x84/0x100 [<00000000eb2e793a>] __device_attach_driver+0xee/0x110 [<0000000062b3c819>] bus_for_each_drv+0xb7/0x100 [<00000000d213919f>] __device_attach+0x122/0x250 [<00000000f79e30fe>] bus_probe_device+0xc6/0xe0 [<00000000651d6bf3>] device_add+0x5ac/0xc30 [<00000000d3afc6ce>] usb_new_device.cold+0x166/0x578 [<00000000b57e3a53>] hub_event+0x144a/0x20d0 [<000000006df2cf85>] process_one_work+0x27d/0x590 [<00000000cf3ed808>] worker_thread+0x59/0x5d0 [<00000000f6facd03>] kthread+0x178/0x1b0 [<00000000ea5063d4>] ret_from_fork+0x1f/0x30 BUG: memory leak unreferenced object 0xffff8881100dd4c0 (size 32): comm "kworker/1:1", pid 55, jiffies 4294944887 (age 15.300s) 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: [<000000005eeb2484>] kvasprintf+0x6c/0xf0 [<000000008c33048f>] kvasprintf_const+0x58/0x110 [<0000000005eab875>] kobject_set_name_vargs+0x3b/0xe0 [<000000009c2f8435>] dev_set_name+0x63/0x90 [<00000000411eef98>] usb_set_configuration+0x6be/0xb90 [<00000000a61debff>] usb_generic_driver_probe+0x8c/0xc0 [<000000005a98e757>] usb_probe_device+0x5c/0x140 [<00000000fa1ac612>] really_probe+0x159/0x480 [<000000002178bc2d>] driver_probe_device+0x84/0x100 [<00000000eb2e793a>] __device_attach_driver+0xee/0x110 [<0000000062b3c819>] bus_for_each_drv+0xb7/0x100 [<00000000d213919f>] __device_attach+0x122/0x250 [<00000000f79e30fe>] bus_probe_device+0xc6/0xe0 [<00000000651d6bf3>] device_add+0x5ac/0xc30 [<00000000d3afc6ce>] usb_new_device.cold+0x166/0x578 [<00000000b57e3a53>] hub_event+0x144a/0x20d0 BUG: memory leak unreferenced object 0xffff88810fe09100 (size 256): comm "kworker/1:1", pid 55, jiffies 4294944891 (age 15.260s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 08 91 e0 0f 81 88 ff ff ................ 08 91 e0 0f 81 88 ff ff 10 8b 58 82 ff ff ff ff ..........X..... backtrace: [<000000006adb4e70>] device_add+0x7e8/0xc30 [<0000000041545038>] usb_set_configuration+0x9de/0xb90 [<00000000a61debff>] usb_generic_driver_probe+0x8c/0xc0 [<000000005a98e757>] usb_probe_device+0x5c/0x140 [<00000000fa1ac612>] really_probe+0x159/0x480 [<000000002178bc2d>] driver_probe_device+0x84/0x100 [<00000000eb2e793a>] __device_attach_driver+0xee/0x110 [<0000000062b3c819>] bus_for_each_drv+0xb7/0x100 [<00000000d213919f>] __device_attach+0x122/0x250 [<00000000f79e30fe>] bus_probe_device+0xc6/0xe0 [<00000000651d6bf3>] device_add+0x5ac/0xc30 [<00000000d3afc6ce>] usb_new_device.cold+0x166/0x578 [<00000000b57e3a53>] hub_event+0x144a/0x20d0 [<000000006df2cf85>] process_one_work+0x27d/0x590 [<00000000cf3ed808>] worker_thread+0x59/0x5d0 [<00000000f6facd03>] kthread+0x178/0x1b0