[ 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 '10.128.0.230' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 83.023215][ T3811] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 83.263187][ T3811] usb 1-1: Using ep0 maxpacket: 32 [ 83.553192][ T3811] usb 1-1: New USB device found, idVendor=0ccd, idProduct=0038, bcdDevice=97.54 [ 83.562785][ T3811] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 83.571174][ T3811] usb 1-1: Product: syz [ 83.575570][ T3811] usb 1-1: Manufacturer: syz [ 83.580150][ T3811] usb 1-1: SerialNumber: syz [ 83.586601][ T3811] usb 1-1: config 0 descriptor?? [ 83.625060][ T3811] dvb-usb: found a 'TerraTec/qanu USB2.0 Highspeed DVB-T Receiver' in warm state. [ 83.634621][ T3811] dvb-usb: bulk message failed: -22 (2/0) [ 83.640779][ T3811] dvb-usb: will pass the complete MPEG2 transport stream to the software demuxer. [ 83.663145][ T3811] dvbdev: DVB: registering new adapter (TerraTec/qanu USB2.0 Highspeed DVB-T Receiver) [ 83.672812][ T3811] usb 1-1: media controller created [ 83.681621][ T3811] dvbdev: dvb_create_media_entity: media entity 'dvb-demux' registered. [ 83.692858][ T3811] dvb-usb: bulk message failed: -22 (1/0) [ 83.699135][ T3811] dvb-usb: no frontend was attached by 'TerraTec/qanu USB2.0 Highspeed DVB-T Receiver' [ 83.743434][ T3811] input: IR-receiver inside an USB DVB receiver as /devices/platform/dummy_hcd.0/usb1/1-1/input/input5 [ 83.755352][ T3811] dvb-usb: schedule remote query interval to 50 msecs. [ 83.762394][ T3811] dvb-usb: bulk message failed: -22 (2/0) [ 83.768825][ T3811] dvb-usb: TerraTec/qanu USB2.0 Highspeed DVB-T Receiver successfully initialized and connected. [ 83.813078][ T3811] dvb-usb: bulk message failed: -22 (1/0) [ 83.819229][ T3811] dvb-usb: error while querying for an remote control event. [ 83.827601][ T3811] usb 1-1: USB disconnect, device number 2 [ 83.868621][ T3811] dvb-usb: TerraTec/qanu USB2.0 Highspeed DVB-T Re successfully deinitialized and disconnected. executing program [ 89.372211][ T3811] usb 1-1: new high-speed USB device number 3 using dummy_hcd [ 89.612183][ T3811] usb 1-1: Using ep0 maxpacket: 32 [ 89.892220][ T3811] usb 1-1: New USB device found, idVendor=0ccd, idProduct=0038, bcdDevice=97.54 [ 89.901459][ T3811] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 89.909741][ T3811] usb 1-1: Product: syz [ 89.914074][ T3811] usb 1-1: Manufacturer: syz [ 89.918650][ T3811] usb 1-1: SerialNumber: syz [ 89.924131][ T3811] usb 1-1: config 0 descriptor?? [ 89.962929][ T3811] dvb-usb: found a 'TerraTec/qanu USB2.0 Highspeed DVB-T Receiver' in warm state. [ 89.972579][ T3811] dvb-usb: bulk message failed: -22 (2/0) [ 89.978625][ T3811] dvb-usb: will pass the complete MPEG2 transport stream to the software demuxer. [ 90.002188][ T3811] dvbdev: DVB: registering new adapter (TerraTec/qanu USB2.0 Highspeed DVB-T Receiver) [ 90.012350][ T3811] usb 1-1: media controller created [ 90.019420][ T3811] dvbdev: dvb_create_media_entity: media entity 'dvb-demux' registered. [ 90.032396][ T3811] dvb-usb: bulk message failed: -22 (1/0) [ 90.038134][ T3811] dvb-usb: no frontend was attached by 'TerraTec/qanu USB2.0 Highspeed DVB-T Receiver' [ 90.082405][ T3811] input: IR-receiver inside an USB DVB receiver as /devices/platform/dummy_hcd.0/usb1/1-1/input/input6 [ 90.094247][ T3811] dvb-usb: schedule remote query interval to 50 msecs. [ 90.101107][ T3811] dvb-usb: bulk message failed: -22 (2/0) [ 90.107513][ T3811] dvb-usb: TerraTec/qanu USB2.0 Highspeed DVB-T Receiver successfully initialized and connected. [ 90.152097][ T3811] dvb-usb: bulk message failed: -22 (1/0) [ 90.157976][ T3811] dvb-usb: error while querying for an remote control event. [ 90.166687][ T3811] usb 1-1: USB disconnect, device number 3 [ 90.206696][ T3811] dvb-usb: TerraTec/qanu USB2.0 Highspeed DVB-T Re successfully deinitialized and disconnected. [ 91.256856][ T8440] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff88810f184800 (size 2048): comm "kworker/0:2", pid 3811, jiffies 4294945642 (age 13.860s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 54 65 72 72 61 54 65 63 ........TerraTec 2f 71 61 6e 75 20 55 53 42 32 2e 30 20 48 69 67 /qanu USB2.0 Hig backtrace: [<0000000056e17b1a>] cinergyt2_fe_attach+0x21/0x80 [<00000000ae0b1711>] cinergyt2_frontend_attach+0x21/0x70 [<00000000d0254861>] dvb_usb_adapter_frontend_init+0x11b/0x1b0 [<0000000002e08ac6>] dvb_usb_device_init.cold+0x4d0/0x6ae [<000000003a673d9c>] usb_probe_interface+0x177/0x370 [<000000002a3d712f>] really_probe+0x159/0x480 [<0000000014edc57e>] driver_probe_device+0x84/0x100 [<00000000dda5ad89>] __device_attach_driver+0xee/0x110 [<0000000038f40b77>] bus_for_each_drv+0xb7/0x100 [<00000000c9a57cac>] __device_attach+0x122/0x250 [<00000000f58313ac>] bus_probe_device+0xc6/0xe0 [<00000000b587a381>] device_add+0x5be/0xc30 [<00000000a4546dd3>] usb_set_configuration+0x9d9/0xb90 [<000000003e9c4979>] usb_generic_driver_probe+0x8c/0xc0 [<00000000204a1209>] usb_probe_device+0x5c/0x140 [<000000002a3d712f>] really_probe+0x159/0x480