[ 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 '10.128.0.231' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 52.914722][ T3766] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 53.164693][ T3766] usb 1-1: Using ep0 maxpacket: 8 [ 53.284791][ T3766] usb 1-1: New USB device found, idVendor=14aa, idProduct=022b, bcdDevice= 1.dc [ 53.294082][ T3766] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 53.302848][ T3766] usb 1-1: config 0 descriptor?? [ 53.355308][ T3766] dvb-usb: found a 'WideView WT-220U PenType Receiver (based on ZL353)' in warm state. [ 53.365259][ T3766] dvb-usb: bulk message failed: -22 (2/0) [ 53.370968][ T3766] dvb-usb: will use the device's hardware PID filter (table count: 15). [ 53.394745][ T3766] dvbdev: DVB: registering new adapter (WideView WT-220U PenType Receiver (based on ZL353)) [ 53.404866][ T3766] usb 1-1: media controller created [ 53.410220][ T3766] dvbdev: dvb_create_media_entity: media entity 'dvb-demux' registered. [ 53.419322][ T3766] usb 1-1: DVB: registering adapter 0 frontend 0 (WideView USB DVB-T)... [ 53.428053][ T3766] dvbdev: dvb_create_media_entity: media entity 'WideView USB DVB-T' registered. [ 53.574647][ T3766] rc_core: IR keymap rc-dtt200u not found [ 53.580371][ T3766] Registered IR keymap rc-empty [ 53.585671][ T3766] rc rc0: WideView WT-220U PenType Receiver (based on ZL353) as /devices/platform/dummy_hcd.0/usb1/1-1/rc/rc0 [ 53.602463][ T3766] input: WideView WT-220U PenType Receiver (based on ZL353) as /devices/platform/dummy_hcd.0/usb1/1-1/rc/rc0/input5 [ 53.624979][ T3766] dvb-usb: schedule remote query interval to 300 msecs. [ 53.631908][ T3766] dvb-usb: WideView WT-220U PenType Receiver (based on ZL353) successfully initialized and connected. [ 53.665753][ T3766] usb 1-1: USB disconnect, device number 2 [ 53.693629][ T3766] dvb-usb: WideView WT-220U PenType Receiver (base successfully deinitialized and disconnected. executing program [ 58.944142][ T3766] usb 1-1: new high-speed USB device number 3 using dummy_hcd [ 59.184117][ T3766] usb 1-1: Using ep0 maxpacket: 8 [ 59.304198][ T3766] usb 1-1: New USB device found, idVendor=14aa, idProduct=022b, bcdDevice= 1.dc [ 59.313238][ T3766] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 59.322102][ T3766] usb 1-1: config 0 descriptor?? [ 59.375900][ T3766] dvb-usb: found a 'WideView WT-220U PenType Receiver (based on ZL353)' in warm state. [ 59.385566][ T3766] dvb-usb: bulk message failed: -22 (2/0) [ 59.391267][ T3766] dvb-usb: will use the device's hardware PID filter (table count: 15). [ 59.424223][ T3766] dvbdev: DVB: registering new adapter (WideView WT-220U PenType Receiver (based on ZL353)) [ 59.434328][ T3766] usb 1-1: media controller created [ 59.439727][ T3766] dvbdev: dvb_create_media_entity: media entity 'dvb-demux' registered. [ 59.450504][ T3766] usb 1-1: DVB: registering adapter 0 frontend 0 (WideView USB DVB-T)... [ 59.460895][ T3766] dvbdev: dvb_create_media_entity: media entity 'WideView USB DVB-T' registered. [ 59.564075][ T3766] rc_core: IR keymap rc-dtt200u not found [ 59.569805][ T3766] Registered IR keymap rc-empty [ 59.575159][ T3766] rc rc0: WideView WT-220U PenType Receiver (based on ZL353) as /devices/platform/dummy_hcd.0/usb1/1-1/rc/rc0 [ 59.588805][ T3766] input: WideView WT-220U PenType Receiver (based on ZL353) as /devices/platform/dummy_hcd.0/usb1/1-1/rc/rc0/input6 [ 59.601610][ T3766] dvb-usb: schedule remote query interval to 300 msecs. [ 59.608854][ T3766] dvb-usb: WideView WT-220U PenType Receiver (based on ZL353) successfully initialized and connected. [ 59.620437][ T3766] usb 1-1: USB disconnect, device number 3 [ 59.638987][ T3766] dvb-usb: WideView WT-220U PenType Receiver (base successfully deinitialized and disconnected. [ 60.600448][ T8474] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff888108ea2300 (size 128): comm "kworker/1:2", pid 3766, jiffies 4294942616 (age 13.260s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 56 00 00 00 00 00 00 00 ........V....... 00 01 00 00 00 00 ad de 22 01 00 00 00 00 ad de ........"....... backtrace: [<0000000060181075>] dvb_create_media_graph+0x301/0x7d0 [<000000004de8fa16>] dvb_usb_adapter_frontend_init+0x180/0x1b0 [<00000000ff16c872>] dvb_usb_device_init.cold+0x4d0/0x6ae [<00000000ff7a5782>] dtt200u_usb_probe+0xc0/0x110 [<00000000333c4dee>] usb_probe_interface+0x177/0x370 [<000000006a762948>] really_probe+0x159/0x480 [<000000004a6bc1aa>] driver_probe_device+0x84/0x100 [<00000000c5c667fa>] __device_attach_driver+0xee/0x110 [<00000000d39ebb2c>] bus_for_each_drv+0xb7/0x100 [<000000002276d9bd>] __device_attach+0x122/0x250 [<0000000087f96c2d>] bus_probe_device+0xc6/0xe0 [<00000000baf6f8bc>] device_add+0x5be/0xc30 [<000000008b6ce525>] usb_set_configuration+0x9d9/0xb90 [<00000000067f54af>] usb_generic_driver_probe+0x8c/0xc0 [<000000000b354d54>] usb_probe_device+0x5c/0x140 [<000000006a762948>] really_probe+0x159/0x480