[ 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 '10.128.0.124' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 123.228005][ T55] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 123.598147][ T55] usb 1-1: New USB device found, idVendor=0ac8, idProduct=c002, bcdDevice=84.37 [ 123.607173][ T55] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 123.616078][ T55] usb 1-1: config 0 descriptor?? [ 123.897982][ T55] usb 1-1: string descriptor 0 read error: -71 [ 123.905111][ T55] gspca_main: vc032x-2.14.0 probing 0ac8:c002 [ 123.927977][ T55] gspca_vc032x: reg_r err -71 [ 123.932638][ T55] gspca_vc032x: I2c Bus Busy Wait 00 [ 123.937893][ T55] gspca_vc032x: I2c Bus Busy Wait 00 [ 123.943714][ T55] gspca_vc032x: I2c Bus Busy Wait 00 [ 123.949206][ T55] gspca_vc032x: I2c Bus Busy Wait 00 [ 123.954476][ T55] gspca_vc032x: I2c Bus Busy Wait 00 [ 123.960105][ T55] gspca_vc032x: I2c Bus Busy Wait 00 [ 123.965379][ T55] gspca_vc032x: I2c Bus Busy Wait 00 [ 123.971072][ T55] gspca_vc032x: I2c Bus Busy Wait 00 [ 123.976345][ T55] gspca_vc032x: I2c Bus Busy Wait 00 [ 123.982220][ T55] gspca_vc032x: I2c Bus Busy Wait 00 [ 123.987491][ T55] gspca_vc032x: I2c Bus Busy Wait 00 [ 123.993479][ T55] gspca_vc032x: I2c Bus Busy Wait 00 [ 123.999085][ T55] gspca_vc032x: I2c Bus Busy Wait 00 [ 124.004357][ T55] gspca_vc032x: I2c Bus Busy Wait 00 [ 124.010208][ T55] gspca_vc032x: I2c Bus Busy Wait 00 [ 124.015494][ T55] gspca_vc032x: I2c Bus Busy Wait 00 [ 124.021344][ T55] gspca_vc032x: I2c Bus Busy Wait 00 [ 124.026639][ T55] gspca_vc032x: I2c Bus Busy Wait 00 [ 124.032526][ T55] gspca_vc032x: Unknown sensor... [ 124.037592][ T55] vc032x: probe of 1-1:0.0 failed with error -22 [ 124.045000][ T55] usb 1-1: USB disconnect, device number 2 executing program [ 130.027973][ T55] usb 1-1: new high-speed USB device number 3 using dummy_hcd [ 130.388028][ T55] usb 1-1: New USB device found, idVendor=0ac8, idProduct=c002, bcdDevice=84.37 [ 130.397069][ T55] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 130.405990][ T55] usb 1-1: config 0 descriptor?? [ 130.698081][ T55] usb 1-1: string descriptor 0 read error: -71 [ 130.705070][ T55] gspca_main: vc032x-2.14.0 probing 0ac8:c002 [ 130.738000][ T55] gspca_vc032x: reg_r err -71 [ 130.742688][ T55] gspca_vc032x: I2c Bus Busy Wait 00 [ 130.749071][ T55] gspca_vc032x: I2c Bus Busy Wait 00 [ 130.754347][ T55] gspca_vc032x: I2c Bus Busy Wait 00 [ 130.760421][ T55] gspca_vc032x: I2c Bus Busy Wait 00 [ 130.765693][ T55] gspca_vc032x: I2c Bus Busy Wait 00 [ 130.771566][ T55] gspca_vc032x: I2c Bus Busy Wait 00 [ 130.776837][ T55] gspca_vc032x: I2c Bus Busy Wait 00 [ 130.782776][ T55] gspca_vc032x: I2c Bus Busy Wait 00 [ 130.788453][ T55] gspca_vc032x: I2c Bus Busy Wait 00 [ 130.793723][ T55] gspca_vc032x: I2c Bus Busy Wait 00 [ 130.799651][ T55] gspca_vc032x: I2c Bus Busy Wait 00 [ 130.804939][ T55] gspca_vc032x: I2c Bus Busy Wait 00 [ 130.810962][ T55] gspca_vc032x: I2c Bus Busy Wait 00 [ 130.816233][ T55] gspca_vc032x: I2c Bus Busy Wait 00 [ 130.822160][ T55] gspca_vc032x: I2c Bus Busy Wait 00 [ 130.827431][ T55] gspca_vc032x: I2c Bus Busy Wait 00 [ 130.833386][ T55] gspca_vc032x: I2c Bus Busy Wait 00 [ 130.839023][ T55] gspca_vc032x: I2c Bus Busy Wait 00 [ 130.844290][ T55] gspca_vc032x: Unknown sensor... [ 130.850197][ T55] vc032x: probe of 1-1:0.0 failed with error -22 [ 130.857020][ T55] usb 1-1: USB disconnect, device number 3 [ 136.433117][ T8482] kmemleak: 2 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff88810ed63c00 (size 1024): comm "kworker/1:1", pid 55, jiffies 4294949634 (age 14.810s) hex dump (first 32 bytes): 88 65 f4 0c 81 88 ff ff 88 65 f4 0c 81 88 ff ff .e.......e...... 01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<000000008d2316c5>] usb_set_configuration+0x18c/0xb90 [<00000000c0945d5e>] usb_generic_driver_probe+0x8c/0xc0 [<000000006314f4c1>] usb_probe_device+0x5c/0x140 [<00000000124efa9f>] really_probe+0x159/0x480 [<000000000c1dbb81>] driver_probe_device+0x84/0x100 [<00000000f01f73b2>] __device_attach_driver+0xee/0x110 [<000000002d2beed5>] bus_for_each_drv+0xb7/0x100 [<000000000127252f>] __device_attach+0x122/0x250 [<000000008a65f415>] bus_probe_device+0xc6/0xe0 [<000000008aa04862>] device_add+0x5ac/0xc30 [<00000000c3794542>] usb_new_device.cold+0x166/0x578 [<0000000072b89da4>] hub_event+0x144a/0x20d0 [<00000000d8a9179f>] process_one_work+0x27d/0x590 [<000000008f91c315>] worker_thread+0x59/0x5d0 [<00000000f65f2859>] kthread+0x178/0x1b0 [<0000000052c61007>] ret_from_fork+0x1f/0x30 BUG: memory leak unreferenced object 0xffff8881101ec900 (size 256): comm "kworker/1:1", pid 55, jiffies 4294949662 (age 14.530s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 08 c9 1e 10 81 88 ff ff ................ 08 c9 1e 10 81 88 ff ff 70 7a 58 82 ff ff ff ff ........pzX..... backtrace: [<00000000101f25ee>] device_add+0x7e8/0xc30 [<000000008c5cd8c4>] usb_set_configuration+0x9de/0xb90 [<00000000c0945d5e>] usb_generic_driver_probe+0x8c/0xc0 [<000000006314f4c1>] usb_probe_device+0x5c/0x140 [<00000000124efa9f>] really_probe+0x159/0x480 [<000000000c1dbb81>] driver_probe_device+0x84/0x100 [<00000000f01f73b2>] __device_attach_driver+0xee/0x110 [<000000002d2beed5>] bus_for_each_drv+0xb7/0x100 [<000000000127252f>] __device_attach+0x122/0x250 [<000000008a65f415>] bus_probe_device+0xc6/0xe0 [<000000008aa04862>] device_add+0x5ac/0xc30 [<00000000c3794542>] usb_new_device.cold+0x166/0x578 [<0000000072b89da4>] hub_event+0x144a/0x20d0 [<00000000d8a9179f>] process_one_work+0x27d/0x590 [<000000008f91c315>] worker_thread+0x59/0x5d0 [<00000000f65f2859>] kthread+0x178/0x1b0