[ 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 '10.128.0.178' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 85.123867][ T8447] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 85.483902][ T8447] usb 1-1: New USB device found, idVendor=046d, idProduct=08dd, bcdDevice=ff.f8 [ 85.493057][ T8447] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 85.502694][ T8447] usb 1-1: config 0 descriptor?? [ 85.783783][ T8447] usb 1-1: string descriptor 0 read error: -71 [ 85.792448][ T8447] gspca_main: gspca_zc3xx-2.14.0 probing 046d:08dd [ 85.823782][ T8447] gspca_zc3xx: reg_w_i err -71 [ 85.828606][ T8447] gspca_zc3xx: probe of 1-1:0.0 failed with error -71 [ 85.836892][ T8447] usb 1-1: USB disconnect, device number 2 executing program [ 91.322860][ T7] usb 1-1: new high-speed USB device number 3 using dummy_hcd [ 91.702885][ T7] usb 1-1: New USB device found, idVendor=046d, idProduct=08dd, bcdDevice=ff.f8 [ 91.711955][ T7] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 91.721888][ T7] usb 1-1: config 0 descriptor?? [ 92.012893][ T7] usb 1-1: string descriptor 0 read error: -71 [ 92.019925][ T7] gspca_main: gspca_zc3xx-2.14.0 probing 046d:08dd [ 92.052807][ T7] gspca_zc3xx: reg_w_i err -71 [ 92.057632][ T7] gspca_zc3xx: probe of 1-1:0.0 failed with error -71 [ 92.065488][ T7] usb 1-1: USB disconnect, device number 3 executing program [ 97.522038][ T8447] usb 1-1: new high-speed USB device number 4 using dummy_hcd [ 97.882097][ T8447] usb 1-1: New USB device found, idVendor=046d, idProduct=08dd, bcdDevice=ff.f8 [ 97.891359][ T8447] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 97.901333][ T8447] usb 1-1: config 0 descriptor?? [ 98.192122][ T8447] usb 1-1: string descriptor 0 read error: -71 [ 98.200495][ T8447] gspca_main: gspca_zc3xx-2.14.0 probing 046d:08dd [ 98.231986][ T8447] gspca_zc3xx: reg_w_i err -71 [ 98.236820][ T8447] gspca_zc3xx: probe of 1-1:0.0 failed with error -71 [ 98.244807][ T8447] usb 1-1: USB disconnect, device number 4 [ 103.316092][ T8471] kmemleak: 6 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff888103613400 (size 1024): comm "kworker/1:3", pid 8447, jiffies 4294945815 (age 20.020s) hex dump (first 32 bytes): 48 43 6e 0d 81 88 ff ff 48 43 6e 0d 81 88 ff ff HCn.....HCn..... 01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000d91e6936>] usb_set_configuration+0x18c/0xb90 [<00000000d2d97373>] usb_generic_driver_probe+0x8c/0xc0 [<000000006d84a733>] usb_probe_device+0x5c/0x140 [<00000000161aa85d>] really_probe+0x159/0x480 [<00000000035e2f41>] driver_probe_device+0x84/0x100 [<00000000c0d39c78>] __device_attach_driver+0xee/0x110 [<00000000ffaf2c45>] bus_for_each_drv+0xb7/0x100 [<000000006f7ea9e8>] __device_attach+0x122/0x250 [<00000000bff4ed2e>] bus_probe_device+0xc6/0xe0 [<000000007d7ee827>] device_add+0x5ac/0xc30 [<00000000f1b1dda6>] usb_new_device.cold+0x166/0x578 [<00000000355bbed4>] hub_event+0x144a/0x20d0 [<00000000f20a7aa4>] process_one_work+0x27d/0x590 [<00000000ed958421>] worker_thread+0x59/0x5d0 [<000000005c38c56b>] kthread+0x178/0x1b0 [<0000000058019db0>] ret_from_fork+0x1f/0x30 BUG: memory leak unreferenced object 0xffff8881096231a0 (size 32): comm "kworker/1:3", pid 8447, jiffies 4294945815 (age 20.020s) 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: [<00000000efb8b381>] kvasprintf+0x6c/0xf0 [<00000000a9612b6e>] kvasprintf_const+0x58/0x110 [<000000001e716a08>] kobject_set_name_vargs+0x3b/0xe0 [<00000000f0399054>] dev_set_name+0x63/0x90 [<0000000082ef05c6>] usb_set_configuration+0x6be/0xb90 [<00000000d2d97373>] usb_generic_driver_probe+0x8c/0xc0 [<000000006d84a733>] usb_probe_device+0x5c/0x140 [<00000000161aa85d>] really_probe+0x159/0x480 [<00000000035e2f41>] driver_probe_device+0x84/0x100 [<00000000c0d39c78>] __device_attach_driver+0xee/0x110 [<00000000ffaf2c45>] bus_for_each_drv+0xb7/0x100 [<000000006f7ea9e8>] __device_attach+0x122/0x250 [<00000000bff4ed2e>] bus_probe_device+0xc6/0xe0 [<000000007d7ee827>] device_add+0x5ac/0xc30 [<00000000f1b1dda6>] usb_new_device.cold+0x166/0x578 [<00000000355bbed4>] hub_event+0x144a/0x20d0 BUG: memory leak unreferenced object 0xffff88810f06b100 (size 256): comm "kworker/1:3", pid 8447, jiffies 4294945843 (age 19.740s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 08 b1 06 0f 81 88 ff ff ................ 08 b1 06 0f 81 88 ff ff f0 8b 58 82 ff ff ff ff ..........X..... backtrace: [<000000000ded8298>] device_add+0x7e8/0xc30 [<00000000564f65d6>] usb_set_configuration+0x9de/0xb90 [<00000000d2d97373>] usb_generic_driver_probe+0x8c/0xc0 [<000000006d84a733>] usb_probe_device+0x5c/0x140 [<00000000161aa85d>] really_probe+0x159/0x480 [<00000000035e2f41>] driver_probe_device+0x84/0x100 [<00000000c0d39c78>] __device_attach_driver+0xee/0x110 [<00000000ffaf2c45>] bus_for_each_drv+0xb7/0x100 [<000000006f7ea9e8>] __device_attach+0x122/0x250 [<00000000bff4ed2e>] bus_probe_device+0xc6/0xe0 [<000000007d7ee827>] device_add+0x5ac/0xc30 [<00000000f1b1dda6>] usb_new_device.cold+0x166/0x578 [<00000000355bbed4>] hub_event+0x144a/0x20d0 [<00000000f20a7aa4>] process_one_work+0x27d/0x590 [<00000000ed958421>] worker_thread+0x59/0x5d0 [<000000005c38c56b>] kthread+0x178/0x1b0