[ 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 '10.128.0.182' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 81.929106][ T5] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 82.169076][ T5] usb 1-1: Using ep0 maxpacket: 16 [ 82.289144][ T5] usb 1-1: config 1 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 0 [ 82.459087][ T5] usb 1-1: New USB device found, idVendor=0000, idProduct=0000, bcdDevice= 0.40 [ 82.468147][ T5] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 82.476522][ T5] usb 1-1: Product: syz [ 82.481039][ T5] usb 1-1: Manufacturer: syz [ 82.485612][ T5] usb 1-1: SerialNumber: syz [ 82.769737][ T5] gspca_main: spca501-2.14.0 probing 0000:0000 [ 82.788985][ T5] gspca_spca501: reg write: error -71 [ 82.794370][ T5] spca501 1-1:1.0: Reg write failed for 0x02,0x0f,0x05 [ 82.801940][ T5] spca501: probe of 1-1:1.0 failed with error -22 [ 82.808456][ T5] usbhid 1-1:1.0: couldn't find an input interrupt endpoint [ 82.820871][ T5] usb 1-1: USB disconnect, device number 2 executing program [ 88.088255][ T17] usb 1-1: new high-speed USB device number 3 using dummy_hcd [ 88.328158][ T17] usb 1-1: Using ep0 maxpacket: 16 [ 88.448200][ T17] usb 1-1: config 1 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 0 [ 88.668137][ T17] usb 1-1: New USB device found, idVendor=0000, idProduct=0000, bcdDevice= 0.40 [ 88.677199][ T17] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 88.685360][ T17] usb 1-1: Product: syz [ 88.689548][ T17] usb 1-1: Manufacturer: syz [ 88.694208][ T17] usb 1-1: SerialNumber: syz [ 88.988915][ T17] gspca_main: spca501-2.14.0 probing 0000:0000 [ 89.008054][ T17] gspca_spca501: reg write: error -71 [ 89.013453][ T17] spca501 1-1:1.0: Reg write failed for 0x02,0x0f,0x05 [ 89.020842][ T17] spca501: probe of 1-1:1.0 failed with error -22 [ 89.027381][ T17] usbhid 1-1:1.0: couldn't find an input interrupt endpoint [ 89.037156][ T17] usb 1-1: USB disconnect, device number 3 executing program [ 94.317392][ T17] usb 1-1: new high-speed USB device number 4 using dummy_hcd [ 94.557350][ T17] usb 1-1: Using ep0 maxpacket: 16 [ 94.677454][ T17] usb 1-1: config 1 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 0 [ 94.847407][ T17] usb 1-1: New USB device found, idVendor=0000, idProduct=0000, bcdDevice= 0.40 [ 94.856541][ T17] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 94.864970][ T17] usb 1-1: Product: syz [ 94.869324][ T17] usb 1-1: Manufacturer: syz [ 94.873941][ T17] usb 1-1: SerialNumber: syz [ 95.158046][ T17] gspca_main: spca501-2.14.0 probing 0000:0000 [ 95.177296][ T17] gspca_spca501: reg write: error -71 [ 95.182687][ T17] spca501 1-1:1.0: Reg write failed for 0x02,0x0f,0x05 [ 95.189974][ T17] spca501: probe of 1-1:1.0 failed with error -22 [ 95.196495][ T17] usbhid 1-1:1.0: couldn't find an input interrupt endpoint [ 95.206143][ T17] usb 1-1: USB disconnect, device number 4 executing program [ 100.486713][ T17] usb 1-1: new high-speed USB device number 5 using dummy_hcd [ 100.726697][ T17] usb 1-1: Using ep0 maxpacket: 16 [ 100.846771][ T17] usb 1-1: config 1 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 0 [ 101.016699][ T17] usb 1-1: New USB device found, idVendor=0000, idProduct=0000, bcdDevice= 0.40 [ 101.025835][ T17] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 101.034210][ T17] usb 1-1: Product: syz [ 101.038543][ T17] usb 1-1: Manufacturer: syz [ 101.043122][ T17] usb 1-1: SerialNumber: syz [ 101.327260][ T17] gspca_main: spca501-2.14.0 probing 0000:0000 [ 101.346632][ T17] gspca_spca501: reg write: error -71 [ 101.352019][ T17] spca501 1-1:1.0: Reg write failed for 0x02,0x0f,0x05 [ 101.359477][ T17] spca501: probe of 1-1:1.0 failed with error -22 [ 101.365998][ T17] usbhid 1-1:1.0: couldn't find an input interrupt endpoint [ 101.375538][ T17] usb 1-1: USB disconnect, device number 5 executing program [ 106.656147][ T5] usb 1-1: new high-speed USB device number 6 using dummy_hcd [ 106.896121][ T5] usb 1-1: Using ep0 maxpacket: 16 [ 107.016336][ T5] usb 1-1: config 1 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 0 [ 107.186172][ T5] usb 1-1: New USB device found, idVendor=0000, idProduct=0000, bcdDevice= 0.40 [ 107.195196][ T5] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 107.203451][ T5] usb 1-1: Product: syz [ 107.207678][ T5] usb 1-1: Manufacturer: syz [ 107.212244][ T5] usb 1-1: SerialNumber: syz [ 107.516801][ T5] gspca_main: spca501-2.14.0 probing 0000:0000 [ 107.546074][ T5] gspca_spca501: reg write: error -71 [ 107.552164][ T5] spca501 1-1:1.0: Reg write failed for 0x02,0x0f,0x05 [ 107.559607][ T5] spca501: probe of 1-1:1.0 failed with error -22 [ 107.569203][ T5] usbhid 1-1:1.0: couldn't find an input interrupt endpoint [ 107.578824][ T5] usb 1-1: USB disconnect, device number 6 executing program [ 112.855654][ T5] usb 1-1: new high-speed USB device number 7 using dummy_hcd [ 113.105659][ T5] usb 1-1: Using ep0 maxpacket: 16 [ 113.225691][ T5] usb 1-1: config 1 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 0 [ 113.395656][ T5] usb 1-1: New USB device found, idVendor=0000, idProduct=0000, bcdDevice= 0.40 [ 113.404712][ T5] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 113.412859][ T5] usb 1-1: Product: syz [ 113.418019][ T5] usb 1-1: Manufacturer: syz [ 113.422696][ T5] usb 1-1: SerialNumber: syz [ 113.706345][ T5] gspca_main: spca501-2.14.0 probing 0000:0000 [ 113.725607][ T5] gspca_spca501: reg write: error -71 [ 113.731255][ T5] spca501 1-1:1.0: Reg write failed for 0x02,0x0f,0x05 [ 113.738687][ T5] spca501: probe of 1-1:1.0 failed with error -22 [ 113.745209][ T5] usbhid 1-1:1.0: couldn't find an input interrupt endpoint [ 113.755197][ T5] usb 1-1: USB disconnect, device number 7 [ 118.667091][ T8469] kmemleak: 2 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff88810eda2400 (size 1024): comm "kworker/0:0", pid 5, jiffies 4294947987 (age 13.570s) hex dump (first 32 bytes): 88 77 29 0d 81 88 ff ff 88 77 29 0d 81 88 ff ff .w)......w)..... 01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<0000000001b3e996>] usb_set_configuration+0x18c/0xb90 [<00000000c46cfaa8>] usb_generic_driver_probe+0x8c/0xc0 [<000000009c6f7943>] usb_probe_device+0x5c/0x140 [<0000000089ee5cf2>] really_probe+0x159/0x480 [<000000004168078a>] driver_probe_device+0x84/0x100 [<000000003296e281>] __device_attach_driver+0xee/0x110 [<00000000c76e9344>] bus_for_each_drv+0xb7/0x100 [<00000000173b680b>] __device_attach+0x122/0x250 [<00000000c3829989>] bus_probe_device+0xc6/0xe0 [<00000000357f51fb>] device_add+0x5ac/0xc30 [<0000000097e19695>] usb_new_device.cold+0x166/0x578 [<0000000012003d8f>] hub_event+0x144a/0x20d0 [<00000000c7a1995b>] process_one_work+0x27d/0x590 [<00000000f3f49c87>] worker_thread+0x59/0x5d0 [<00000000b7c96faa>] kthread+0x178/0x1b0 [<000000003693e5c9>] ret_from_fork+0x1f/0x30 BUG: memory leak unreferenced object 0xffff88810fd54800 (size 256): comm "kworker/0:0", pid 5, jiffies 4294947992 (age 13.520s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 08 48 d5 0f 81 88 ff ff .........H...... 08 48 d5 0f 81 88 ff ff a0 a1 58 82 ff ff ff ff .H........X..... backtrace: [<00000000a56ee224>] device_add+0x7e8/0xc30 [<0000000083aa5760>] usb_set_configuration+0x9de/0xb90 [<00000000c46cfaa8>] usb_generic_driver_probe+0x8c/0xc0 [<000000009c6f7943>] usb_probe_device+0x5c/0x140 [<0000000089ee5cf2>] really_probe+0x159/0x480 [<000000004168078a>] driver_probe_device+0x84/0x100 [<000000003296e281>] __device_attach_driver+0xee/0x110 [<00000000c76e9344>] bus_for_each_drv+0xb7/0x100 [<00000000173b680b>] __device_attach+0x122/0x250 [<00000000c3829989>] bus_probe_device+0xc6/0xe0 [<00000000357f51fb>] device_add+0x5ac/0xc30 [<0000000097e19695>] usb_new_device.cold+0x166/0x578 [<0000000012003d8f>] hub_event+0x144a/0x20d0 [<00000000c7a1995b>] process_one_work+0x27d/0x590 [<00000000f3f49c87>] worker_thread+0x59/0x5d0 [<00000000b7c96faa>] kthread+0x178/0x1b0