[ 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 '10.128.0.230' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 166.986982][ T17] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 167.517038][ T17] usb 1-1: New USB device found, idVendor=041e, idProduct=403c, bcdDevice=7f.c9 [ 167.526117][ T17] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 167.534192][ T17] usb 1-1: Product: syz [ 167.538398][ T17] usb 1-1: Manufacturer: syz [ 167.542971][ T17] usb 1-1: SerialNumber: syz [ 167.548244][ T17] usb 1-1: config 0 descriptor?? [ 167.589060][ T17] gspca_main: sq930x-2.14.0 probing 041e:403c [ 167.796945][ T17] gspca_sq930x: reg_r 001f failed -71 [ 167.802374][ T17] sq930x: probe of 1-1:0.0 failed with error -71 [ 167.810878][ T17] usb 1-1: USB disconnect, device number 2 executing program [ 174.066796][ T17] usb 1-1: new high-speed USB device number 3 using dummy_hcd [ 174.586854][ T17] usb 1-1: New USB device found, idVendor=041e, idProduct=403c, bcdDevice=7f.c9 [ 174.596004][ T17] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 174.604375][ T17] usb 1-1: Product: syz [ 174.608750][ T17] usb 1-1: Manufacturer: syz [ 174.613318][ T17] usb 1-1: SerialNumber: syz [ 174.619672][ T17] usb 1-1: config 0 descriptor?? [ 174.658640][ T17] gspca_main: sq930x-2.14.0 probing 041e:403c [ 174.876752][ T17] gspca_sq930x: reg_r 001f failed -71 [ 174.882196][ T17] sq930x: probe of 1-1:0.0 failed with error -71 [ 174.889631][ T17] usb 1-1: USB disconnect, device number 3 executing program [ 181.136540][ T17] usb 1-1: new high-speed USB device number 4 using dummy_hcd [ 181.656697][ T17] usb 1-1: New USB device found, idVendor=041e, idProduct=403c, bcdDevice=7f.c9 [ 181.665703][ T17] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 181.673852][ T17] usb 1-1: Product: syz [ 181.678070][ T17] usb 1-1: Manufacturer: syz [ 181.682643][ T17] usb 1-1: SerialNumber: syz [ 181.687856][ T17] usb 1-1: config 0 descriptor?? [ 181.728412][ T17] gspca_main: sq930x-2.14.0 probing 041e:403c [ 181.946528][ T17] gspca_sq930x: reg_r 001f failed -71 [ 181.951975][ T17] sq930x: probe of 1-1:0.0 failed with error -71 [ 181.959367][ T17] usb 1-1: USB disconnect, device number 4 executing program [ 188.186347][ T17] usb 1-1: new high-speed USB device number 5 using dummy_hcd [ 188.706419][ T17] usb 1-1: New USB device found, idVendor=041e, idProduct=403c, bcdDevice=7f.c9 [ 188.715444][ T17] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 188.723587][ T17] usb 1-1: Product: syz [ 188.727801][ T17] usb 1-1: Manufacturer: syz [ 188.732367][ T17] usb 1-1: SerialNumber: syz [ 188.737561][ T17] usb 1-1: config 0 descriptor?? [ 188.777127][ T17] gspca_main: sq930x-2.14.0 probing 041e:403c [ 189.006340][ T17] gspca_sq930x: reg_r 001f failed -71 [ 189.011756][ T17] sq930x: probe of 1-1:0.0 failed with error -71 [ 189.019197][ T17] usb 1-1: USB disconnect, device number 5 executing program [ 195.266172][ T17] usb 1-1: new high-speed USB device number 6 using dummy_hcd [ 195.806208][ T17] usb 1-1: New USB device found, idVendor=041e, idProduct=403c, bcdDevice=7f.c9 [ 195.815233][ T17] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 195.823528][ T17] usb 1-1: Product: syz [ 195.827746][ T17] usb 1-1: Manufacturer: syz [ 195.832319][ T17] usb 1-1: SerialNumber: syz [ 195.837559][ T17] usb 1-1: config 0 descriptor?? [ 195.898048][ T17] gspca_main: sq930x-2.14.0 probing 041e:403c [ 196.116142][ T17] gspca_sq930x: reg_r 001f failed -71 [ 196.121672][ T17] sq930x: probe of 1-1:0.0 failed with error -71 [ 196.128831][ T17] usb 1-1: USB disconnect, device number 6 [ 202.005268][ T8468] kmemleak: 3 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff88810f214c00 (size 1024): comm "kworker/1:0", pid 17, jiffies 4294956147 (age 15.350s) hex dump (first 32 bytes): 88 d6 d2 0d 81 88 ff ff 88 d6 d2 0d 81 88 ff ff ................ 01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000760ea61f>] usb_set_configuration+0x18c/0xb90 [<000000007aeb12fe>] usb_generic_driver_probe+0x8c/0xc0 [<00000000d03e0296>] usb_probe_device+0x5c/0x140 [<00000000798cb96b>] really_probe+0x159/0x480 [<000000000d816aca>] driver_probe_device+0x84/0x100 [<00000000dc50a47b>] __device_attach_driver+0xee/0x110 [<00000000a866b100>] bus_for_each_drv+0xb7/0x100 [<000000001f9d468f>] __device_attach+0x122/0x250 [<0000000021446461>] bus_probe_device+0xc6/0xe0 [<00000000ebfc319c>] device_add+0x5ac/0xc30 [<00000000f3945932>] usb_new_device.cold+0x166/0x578 [<00000000e7b1d0e4>] hub_event+0x144a/0x20d0 [<0000000065bda629>] process_one_work+0x27d/0x590 [<00000000d5446839>] worker_thread+0x59/0x5d0 [<00000000fb366a11>] kthread+0x178/0x1b0 [<00000000ad064bae>] ret_from_fork+0x1f/0x30 BUG: memory leak unreferenced object 0xffff888111958be0 (size 32): comm "kworker/1:0", pid 17, jiffies 4294956147 (age 15.350s) 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: [<0000000029403d06>] kvasprintf+0x6c/0xf0 [<0000000066743f0a>] kvasprintf_const+0x58/0x110 [<00000000097309ee>] kobject_set_name_vargs+0x3b/0xe0 [<0000000042723999>] dev_set_name+0x63/0x90 [<0000000026f0b1ae>] usb_set_configuration+0x6be/0xb90 [<000000007aeb12fe>] usb_generic_driver_probe+0x8c/0xc0 [<00000000d03e0296>] usb_probe_device+0x5c/0x140 [<00000000798cb96b>] really_probe+0x159/0x480 [<000000000d816aca>] driver_probe_device+0x84/0x100 [<00000000dc50a47b>] __device_attach_driver+0xee/0x110 [<00000000a866b100>] bus_for_each_drv+0xb7/0x100 [<000000001f9d468f>] __device_attach+0x122/0x250 [<0000000021446461>] bus_probe_device+0xc6/0xe0 [<00000000ebfc319c>] device_add+0x5ac/0xc30 [<00000000f3945932>] usb_new_device.cold+0x166/0x578 [<00000000e7b1d0e4>] hub_event+0x144a/0x20d0 BUG: memory leak unreferenced object 0xffff88810d5bb600 (size 256): comm "kworker/1:0", pid 17, jiffies 4294956151 (age 15.310s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 08 b6 5b 0d 81 88 ff ff ..........[..... 08 b6 5b 0d 81 88 ff ff d0 91 58 82 ff ff ff ff ..[.......X..... backtrace: [<0000000072e854b1>] device_add+0x7e8/0xc30 [<00000000bd9237b8>] usb_set_configuration+0x9de/0xb90 [<000000007aeb12fe>] usb_generic_driver_probe+0x8c/0xc0 [<00000000d03e0296>] usb_probe_device+0x5c/0x140 [<00000000798cb96b>] really_probe+0x159/0x480 [<000000000d816aca>] driver_probe_device+0x84/0x100 [<00000000dc50a47b>] __device_attach_driver+0xee/0x110 [<00000000a866b100>] bus_for_each_drv+0xb7/0x100 [<000000001f9d468f>] __device_attach+0x122/0x250 [<0000000021446461>] bus_probe_device+0xc6/0xe0 [<00000000ebfc319c>] device_add+0x5ac/0xc30 [<00000000f3945932>] usb_new_device.cold+0x166/0x578 [<00000000e7b1d0e4>] hub_event+0x144a/0x20d0 [<0000000065bda629>] process_one_work+0x27d/0x590 [<00000000d5446839>] worker_thread+0x59/0x5d0 [<00000000fb366a11>] kthread+0x178/0x1b0