[ 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 '10.128.0.172' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 110.580035][ T7] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 110.820006][ T7] usb 1-1: Using ep0 maxpacket: 8 [ 110.940052][ T7] usb 1-1: New USB device found, idVendor=0471, idProduct=0330, bcdDevice=39.5a [ 110.949084][ T7] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 110.958035][ T7] usb 1-1: config 0 descriptor?? [ 111.001986][ T7] gspca_main: sonixj-2.14.0 probing 0471:0330 [ 111.219990][ T7] gspca_sonixj: reg_w1 err -71 [ 111.224798][ T7] sonixj: probe of 1-1:0.0 failed with error -71 [ 111.232030][ T7] usb 1-1: USB disconnect, device number 2 executing program [ 117.509488][ T7] usb 1-1: new high-speed USB device number 3 using dummy_hcd [ 117.749481][ T7] usb 1-1: Using ep0 maxpacket: 8 [ 117.869568][ T7] usb 1-1: New USB device found, idVendor=0471, idProduct=0330, bcdDevice=39.5a [ 117.878933][ T7] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 117.887890][ T7] usb 1-1: config 0 descriptor?? [ 117.951335][ T7] gspca_main: sonixj-2.14.0 probing 0471:0330 [ 118.159432][ T7] gspca_sonixj: reg_w1 err -71 [ 118.164245][ T7] sonixj: probe of 1-1:0.0 failed with error -71 [ 118.171726][ T7] usb 1-1: USB disconnect, device number 3 executing program [ 124.429028][ T7] usb 1-1: new high-speed USB device number 4 using dummy_hcd [ 124.669009][ T7] usb 1-1: Using ep0 maxpacket: 8 [ 124.819059][ T7] usb 1-1: New USB device found, idVendor=0471, idProduct=0330, bcdDevice=39.5a [ 124.828148][ T7] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 124.838408][ T7] usb 1-1: config 0 descriptor?? [ 124.879672][ T7] gspca_main: sonixj-2.14.0 probing 0471:0330 [ 125.098980][ T7] gspca_sonixj: reg_w1 err -71 [ 125.103873][ T7] sonixj: probe of 1-1:0.0 failed with error -71 [ 125.111003][ T7] usb 1-1: USB disconnect, device number 4 executing program [ 131.388608][ T7] usb 1-1: new high-speed USB device number 5 using dummy_hcd [ 131.628678][ T7] usb 1-1: Using ep0 maxpacket: 8 [ 131.748633][ T7] usb 1-1: New USB device found, idVendor=0471, idProduct=0330, bcdDevice=39.5a [ 131.757710][ T7] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 131.767457][ T7] usb 1-1: config 0 descriptor?? [ 131.809324][ T7] gspca_main: sonixj-2.14.0 probing 0471:0330 [ 132.028599][ T7] gspca_sonixj: reg_w1 err -71 [ 132.033442][ T7] sonixj: probe of 1-1:0.0 failed with error -71 [ 132.040936][ T7] usb 1-1: USB disconnect, device number 5 executing program [ 138.318266][ T7] usb 1-1: new high-speed USB device number 6 using dummy_hcd [ 138.558244][ T7] usb 1-1: Using ep0 maxpacket: 8 [ 138.688333][ T7] usb 1-1: New USB device found, idVendor=0471, idProduct=0330, bcdDevice=39.5a [ 138.699759][ T7] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 138.710350][ T7] usb 1-1: config 0 descriptor?? [ 138.760209][ T7] gspca_main: sonixj-2.14.0 probing 0471:0330 [ 138.978241][ T7] gspca_sonixj: reg_w1 err -71 [ 138.983137][ T7] sonixj: probe of 1-1:0.0 failed with error -71 [ 138.990661][ T7] usb 1-1: USB disconnect, device number 6 executing program [ 145.267987][ T7] usb 1-1: new high-speed USB device number 7 using dummy_hcd [ 145.507915][ T7] usb 1-1: Using ep0 maxpacket: 8 [ 145.627994][ T7] usb 1-1: New USB device found, idVendor=0471, idProduct=0330, bcdDevice=39.5a [ 145.637011][ T7] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 145.647257][ T7] usb 1-1: config 0 descriptor?? [ 145.698629][ T7] gspca_main: sonixj-2.14.0 probing 0471:0330 [ 145.907898][ T7] gspca_sonixj: reg_w1 err -71 [ 145.912720][ T7] sonixj: probe of 1-1:0.0 failed with error -71 [ 145.921738][ T7] usb 1-1: USB disconnect, device number 7 executing program [ 152.167657][ T7] usb 1-1: new high-speed USB device number 8 using dummy_hcd [ 152.417651][ T7] usb 1-1: Using ep0 maxpacket: 8 [ 152.537688][ T7] usb 1-1: New USB device found, idVendor=0471, idProduct=0330, bcdDevice=39.5a [ 152.546748][ T7] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 152.556598][ T7] usb 1-1: config 0 descriptor?? [ 152.599433][ T7] gspca_main: sonixj-2.14.0 probing 0471:0330 [ 152.817644][ T7] gspca_sonixj: reg_w1 err -71 [ 152.822446][ T7] sonixj: probe of 1-1:0.0 failed with error -71 [ 152.829880][ T7] usb 1-1: USB disconnect, device number 8 [ 158.690539][ T8486] kmemleak: 3 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff888103865c00 (size 1024): comm "kworker/0:1", pid 7, jiffies 4294949757 (age 35.940s) hex dump (first 32 bytes): 48 20 0a 08 81 88 ff ff 48 20 0a 08 81 88 ff ff H ......H ...... 01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<000000009ae9f6a7>] usb_set_configuration+0x18c/0xb90 [<000000009c082e8c>] usb_generic_driver_probe+0x8c/0xc0 [<00000000df098ceb>] usb_probe_device+0x5c/0x140 [<000000009da76724>] really_probe+0x159/0x480 [<000000003c4e19ee>] driver_probe_device+0x84/0x100 [<00000000cc47bf23>] __device_attach_driver+0xee/0x110 [<000000007d269a11>] bus_for_each_drv+0xb7/0x100 [<00000000817a0a68>] __device_attach+0x122/0x250 [<000000003515d609>] bus_probe_device+0xc6/0xe0 [<0000000030780e97>] device_add+0x5ac/0xc30 [<00000000aa54e8f7>] usb_new_device.cold+0x166/0x578 [<0000000035c851f6>] hub_event+0x144a/0x20d0 [<00000000d779feb5>] process_one_work+0x27d/0x590 [<00000000341eb2de>] worker_thread+0x59/0x5d0 [<0000000098e94a14>] kthread+0x178/0x1b0 [<00000000c80c1f0f>] ret_from_fork+0x1f/0x30 BUG: memory leak unreferenced object 0xffff888111778a20 (size 32): comm "kworker/0:1", pid 7, jiffies 4294949757 (age 35.950s) 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: [<00000000c7130bc6>] kvasprintf+0x6c/0xf0 [<00000000c40393ea>] kvasprintf_const+0x58/0x110 [<00000000c4ff9737>] kobject_set_name_vargs+0x3b/0xe0 [<0000000026b4201f>] dev_set_name+0x63/0x90 [<000000002c6c6607>] usb_set_configuration+0x6be/0xb90 [<000000009c082e8c>] usb_generic_driver_probe+0x8c/0xc0 [<00000000df098ceb>] usb_probe_device+0x5c/0x140 [<000000009da76724>] really_probe+0x159/0x480 [<000000003c4e19ee>] driver_probe_device+0x84/0x100 [<00000000cc47bf23>] __device_attach_driver+0xee/0x110 [<000000007d269a11>] bus_for_each_drv+0xb7/0x100 [<00000000817a0a68>] __device_attach+0x122/0x250 [<000000003515d609>] bus_probe_device+0xc6/0xe0 [<0000000030780e97>] device_add+0x5ac/0xc30 [<00000000aa54e8f7>] usb_new_device.cold+0x166/0x578 [<0000000035c851f6>] hub_event+0x144a/0x20d0 BUG: memory leak unreferenced object 0xffff88810fb96200 (size 256): comm "kworker/0:1", pid 7, jiffies 4294949761 (age 35.910s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 08 62 b9 0f 81 88 ff ff .........b...... 08 62 b9 0f 81 88 ff ff 80 9f 58 82 ff ff ff ff .b........X..... backtrace: [<000000004e45e5f3>] device_add+0x7e8/0xc30 [<000000005537dcea>] usb_set_configuration+0x9de/0xb90 [<000000009c082e8c>] usb_generic_driver_probe+0x8c/0xc0 [<00000000df098ceb>] usb_probe_device+0x5c/0x140 [<000000009da76724>] really_probe+0x159/0x480 [<000000003c4e19ee>] driver_probe_device+0x84/0x100 [<00000000cc47bf23>] __device_attach_driver+0xee/0x110 [<000000007d269a11>] bus_for_each_drv+0xb7/0x100 [<00000000817a0a68>] __device_attach+0x122/0x250 [<000000003515d609>] bus_probe_device+0xc6/0xe0 [<0000000030780e97>] device_add+0x5ac/0xc30 [<00000000aa54e8f7>] usb_new_device.cold+0x166/0x578 [<0000000035c851f6>] hub_event+0x144a/0x20d0 [<00000000d779feb5>] process_one_work+0x27d/0x590 [<00000000341eb2de>] worker_thread+0x59/0x5d0 [<0000000098e94a14>] kthread+0x178/0x1b0