[ 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 '10.128.1.50' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 55.358937][ T3589] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 55.719047][ T3589] usb 1-1: config 0 has an invalid interface number: 140 but max is 0 [ 55.727225][ T3589] usb 1-1: config 0 contains an unexpected descriptor of type 0x1, skipping [ 55.735938][ T3589] usb 1-1: config 0 has an invalid interface association descriptor of length 2, skipping [ 55.746009][ T3589] usb 1-1: config 0 has no interface number 0 [ 55.752117][ T3589] usb 1-1: config 0 interface 140 altsetting 39 endpoint 0xC has invalid maxpacket 1024, setting to 64 [ 55.763213][ T3589] usb 1-1: config 0 interface 140 altsetting 39 endpoint 0x9 has invalid maxpacket 1600, setting to 1024 [ 55.774905][ T3589] usb 1-1: config 0 interface 140 altsetting 39 has a duplicate endpoint with address 0x89, skipping [ 55.785824][ T3589] usb 1-1: config 0 interface 140 altsetting 39 bulk endpoint 0x4 has invalid maxpacket 8 [ 55.795895][ T3589] usb 1-1: config 0 interface 140 altsetting 39 endpoint 0x6 has invalid maxpacket 512, setting to 64 [ 55.807049][ T3589] usb 1-1: config 0 interface 140 altsetting 39 has a duplicate endpoint with address 0x8, skipping [ 55.818055][ T3589] usb 1-1: config 0 interface 140 altsetting 39 has an invalid endpoint with address 0x0, skipping [ 55.828822][ T3589] usb 1-1: config 0 interface 140 altsetting 39 has an invalid endpoint with address 0x0, skipping [ 55.839554][ T3589] usb 1-1: config 0 interface 140 altsetting 39 has a duplicate endpoint with address 0x8, skipping [ 55.850400][ T3589] usb 1-1: config 0 interface 140 has no altsetting 0 [ 55.857204][ T3589] usb 1-1: New USB device found, idVendor=0409, idProduct=02b6, bcdDevice=a5.95 [ 55.866464][ T3589] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 55.876376][ T3589] usb 1-1: config 0 descriptor?? [ 56.158828][ T3589] usb 1-1: string descriptor 0 read error: -71 [ 56.167422][ T3589] r8712u: register rtl8712_netdev_ops to netdev_ops [ 56.183442][ T3589] usb 1-1: r8712u: USB_SPEED_HIGH with 9 endpoints [ 56.228867][ T3589] usb 1-1: r8712u: Boot from EEPROM: Autoload OK executing program [ 67.389463][ T8487] kmemleak: 7 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff88811072f900 (size 192): comm "kworker/0:2", pid 3589, jiffies 4294942885 (age 17.660s) 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 f9 72 10 81 88 ff ff ..........r..... backtrace: [<0000000056b9416a>] usb_alloc_urb+0x66/0xe0 [<0000000011eb49f1>] r8712_os_recvbuf_resource_alloc+0x1b/0x80 [<0000000054fa3376>] r8712_init_recv_priv+0x96/0x210 [<0000000017d83c8c>] _r8712_init_recv_priv+0x134/0x150 [<000000001d163d27>] r8712_init_drv_sw+0xa0/0x1d0 [<000000002a031345>] r871xu_drv_init.cold+0x104/0x7d1 [<000000007ea81826>] usb_probe_interface+0x177/0x370 [<00000000d70019ea>] really_probe+0x159/0x480 [<00000000380d09f9>] driver_probe_device+0x84/0x100 [<0000000099f09d59>] __device_attach_driver+0xee/0x110 [<000000003893f9af>] bus_for_each_drv+0xb7/0x100 [<000000007261d333>] __device_attach+0x122/0x250 [<000000008297eb50>] bus_probe_device+0xc6/0xe0 [<000000000734b162>] device_add+0x5be/0xc30 [<00000000fe7c513c>] usb_set_configuration+0x9d9/0xb90 [<000000006bfbd55f>] usb_generic_driver_probe+0x8c/0xc0 BUG: memory leak unreferenced object 0xffff88811072f6c0 (size 192): comm "kworker/0:2", pid 3589, jiffies 4294942885 (age 17.660s) 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 d8 f6 72 10 81 88 ff ff ..........r..... backtrace: [<0000000056b9416a>] usb_alloc_urb+0x66/0xe0 [<0000000011eb49f1>] r8712_os_recvbuf_resource_alloc+0x1b/0x80 [<0000000054fa3376>] r8712_init_recv_priv+0x96/0x210 [<0000000017d83c8c>] _r8712_init_recv_priv+0x134/0x150 [<000000001d163d27>] r8712_init_drv_sw+0xa0/0x1d0 [<000000002a031345>] r871xu_drv_init.cold+0x104/0x7d1 [<000000007ea81826>] usb_probe_interface+0x177/0x370 [<00000000d70019ea>] really_probe+0x159/0x480 [<00000000380d09f9>] driver_probe_device+0x84/0x100 [<0000000099f09d59>] __device_attach_driver+0xee/0x110 [<000000003893f9af>] bus_for_each_drv+0xb7/0x100 [<000000007261d333>] __device_attach+0x122/0x250 [<000000008297eb50>] bus_probe_device+0xc6/0xe0 [<000000000734b162>] device_add+0x5be/0xc30 [<00000000fe7c513c>] usb_set_configuration+0x9d9/0xb90 [<000000006bfbd55f>] usb_generic_driver_probe+0x8c/0xc0 BUG: memory leak unreferenced object 0xffff88811072f600 (size 192): comm "kworker/0:2", pid 3589, jiffies 4294942885 (age 17.660s) 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 f6 72 10 81 88 ff ff ..........r..... backtrace: [<0000000056b9416a>] usb_alloc_urb+0x66/0xe0 [<0000000011eb49f1>] r8712_os_recvbuf_resource_alloc+0x1b/0x80 [<0000000054fa3376>] r8712_init_recv_priv+0x96/0x210 [<0000000017d83c8c>] _r8712_init_recv_priv+0x134/0x150 [<000000001d163d27>] r8712_init_drv_sw+0xa0/0x1d0 [<000000002a031345>] r871xu_drv_init.cold+0x104/0x7d1 [<000000007ea81826>] usb_probe_interface+0x177/0x370 [<00000000d70019ea>] really_probe+0x159/0x480 [<00000000380d09f9>] driver_probe_device+0x84/0x100 [<0000000099f09d59>] __device_attach_driver+0xee/0x110 [<000000003893f9af>] bus_for_each_drv+0xb7/0x100 [<000000007261d333>] __device_attach+0x122/0x250 [<000000008297eb50>] bus_probe_device+0xc6/0xe0 [<000000000734b162>] device_add+0x5be/0xc30 [<00000000fe7c513c>] usb_set_configuration+0x9d9/0xb90 [<000000006bfbd55f>] usb_generic_driver_probe+0x8c/0xc0