[ 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 '10.128.0.214' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 64.108518][ T35] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 64.468516][ T35] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x8D has invalid wMaxPacketSize 0 [ 64.478343][ T35] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0x8D has invalid maxpacket 0 [ 64.638521][ T35] usb 1-1: New USB device found, idVendor=06d6, idProduct=003b, bcdDevice=20.35 [ 64.647548][ T35] usb 1-1: New USB device strings: Mfr=1, Product=232, SerialNumber=3 [ 64.655851][ T35] usb 1-1: Product: syz [ 64.660110][ T35] usb 1-1: Manufacturer: syz [ 64.664771][ T35] usb 1-1: SerialNumber: syz [ 64.670020][ T35] usb 1-1: config 0 descriptor?? [ 64.710164][ T35] zr364xx 1-1:0.0: Zoran 364xx compatible webcam plugged [ 64.717198][ T35] zr364xx 1-1:0.0: model 06d6:003b detected [ 64.723381][ T35] usb 1-1: 320x240 mode selected [ 64.728402][ T35] zr364xx: start read pipe failed [ 64.733621][ T35] zr364xx: probe of 1-1:0.0 failed with error -90 [ 64.909137][ T3666] usb 1-1: USB disconnect, device number 2 [ 70.833752][ T8362] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff8881131f54a0 (size 32): comm "kworker/1:1", pid 35, jiffies 4294943733 (age 8.210s) hex dump (first 32 bytes): 40 52 0d 13 81 88 ff ff 00 00 00 00 00 00 00 00 @R.............. 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [] kvmalloc_node+0x61/0xf0 [] v4l2_ctrl_handler_init_class+0x86/0xb0 [] zr364xx_probe+0x110/0x851 [] usb_probe_interface+0x177/0x370 [] really_probe+0x159/0x4a0 [] driver_probe_device+0x84/0x100 [] __device_attach_driver+0xee/0x110 [] bus_for_each_drv+0xb7/0x100 [] __device_attach+0x122/0x250 [] bus_probe_device+0xc6/0xe0 [] device_add+0x5d5/0xc40 [] usb_set_configuration+0x9d9/0xb90 [] usb_generic_driver_probe+0x8c/0xc0 [] usb_probe_device+0x5c/0x140 [] really_probe+0x159/0x4a0 [] driver_probe_device+0x84/0x100