[ 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 '10.128.1.77' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 61.747030][ T4535] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 62.107084][ T4535] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x8D has invalid wMaxPacketSize 0 [ 62.107108][ T4535] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0x8D has invalid maxpacket 0 [ 62.267055][ T4535] usb 1-1: New USB device found, idVendor=06d6, idProduct=003b, bcdDevice=20.35 [ 62.276428][ T4535] usb 1-1: New USB device strings: Mfr=1, Product=232, SerialNumber=3 [ 62.284835][ T4535] usb 1-1: Product: syz [ 62.289087][ T4535] usb 1-1: Manufacturer: syz [ 62.293672][ T4535] usb 1-1: SerialNumber: syz [ 62.302001][ T4535] usb 1-1: config 0 descriptor?? [ 62.347679][ T4535] zr364xx 1-1:0.0: Zoran 364xx compatible webcam plugged [ 62.354814][ T4535] zr364xx 1-1:0.0: model 06d6:003b detected [ 62.361041][ T4535] usb 1-1: 320x240 mode selected [ 62.366109][ T4535] zr364xx: start read pipe failed [ 62.371675][ T4535] zr364xx: probe of 1-1:0.0 failed with error -90 [ 62.561598][ T4535] usb 1-1: USB disconnect, device number 2 executing program [ 68.126424][ T4839] usb 1-1: new high-speed USB device number 3 using dummy_hcd [ 68.516496][ T4839] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x8D has invalid wMaxPacketSize 0 [ 68.532579][ T4839] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0x8D has invalid maxpacket 0 [ 68.736494][ T4839] usb 1-1: New USB device found, idVendor=06d6, idProduct=003b, bcdDevice=20.35 [ 68.748302][ T4839] usb 1-1: New USB device strings: Mfr=1, Product=232, SerialNumber=3 [ 68.760432][ T4839] usb 1-1: Product: syz [ 68.766701][ T4839] usb 1-1: Manufacturer: syz [ 68.773572][ T4839] usb 1-1: SerialNumber: syz [ 68.783664][ T4839] usb 1-1: config 0 descriptor?? [ 68.837135][ T4839] zr364xx 1-1:0.0: Zoran 364xx compatible webcam plugged [ 68.847147][ T4839] zr364xx 1-1:0.0: model 06d6:003b detected [ 68.854253][ T4839] usb 1-1: 320x240 mode selected [ 68.864998][ T4839] zr364xx: start read pipe failed [ 68.871094][ T4839] zr364xx: probe of 1-1:0.0 failed with error -90 [ 69.037013][ T4535] usb 1-1: USB disconnect, device number 3 [ 70.176042][ T8378] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) [ 74.292094][ T8378] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff888111cb2a40 (size 32): comm "kworker/0:2", pid 4535, jiffies 4294943496 (age 14.170s) hex dump (first 32 bytes): c0 b4 d1 08 81 88 ff ff 00 00 00 00 00 00 00 00 ................ 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 BUG: memory leak unreferenced object 0xffff88810af33300 (size 192): comm "kworker/0:2", pid 4535, jiffies 4294943496 (age 14.170s) hex dump (first 32 bytes): 01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 00 00 00 00 00 00 00 18 33 f3 0a 81 88 ff ff .........3...... backtrace: [] usb_alloc_urb+0x66/0xe0 [] zr364xx_start_readpipe+0x78/0x130 [] zr364xx_probe+0x6a3/0x851 [] 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 BUG: memory leak unreferenced object 0xffff888107e8d120 (size 32): comm "kworker/1:3", pid 4839, jiffies 4294944145 (age 7.680s) hex dump (first 32 bytes): c0 a0 af 0d 81 88 ff ff 00 00 00 00 00 00 00 00 ................ 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 [ 76.468559][ T8378] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak)