usb 2-1: WARNING: ath10k USB support is incomplete, don't expect anything to work!
usb 2-1: USB disconnect, device number 14
usb 1-1: USB disconnect, device number 13
usb 1-1: new high-speed USB device number 14 using dummy_hcd
usb 1-1: Using ep0 maxpacket: 8
usb 1-1: config 0 has an invalid interface number: 15 but max is 0
usb 1-1: config 0 has no interface number 0
usb 1-1: New USB device found, idVendor=0bfd, idProduct=0018, bcdDevice=6d.8e
usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
usb 1-1: config 0 descriptor??
kvaser_usb 1-1:0.15: Cannot get usb endpoint(s)
usb 1-1: USB disconnect, device number 15
usb 3-1: new high-speed USB device number 15 using dummy_hcd
usb 3-1: Using ep0 maxpacket: 8
usb 3-1: config 0 has an invalid interface number: 250 but max is 0
usb 3-1: config 0 has no interface number 0
usb 3-1: config 0 interface 250 altsetting 0 has an invalid endpoint with address 0x0, skipping
usb 3-1: New USB device found, idVendor=15f4, idProduct=0001, bcdDevice=a2.9f
usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
usb 3-1: config 0 descriptor??
dvb-usb: found a 'Hanftek UMT-010 DVB-T USB2.0' in cold state, will try to load a firmware
usb 3-1: Direct firmware load for dvb-usb-umt-010-02.fw failed with error -2
dvb-usb: did not find the firmware file 'dvb-usb-umt-010-02.fw' (status -2). You can use <kernel_dir>/scripts/get_dvb_firmware to get the firmware
dvb_usb_umt_010: probe of 3-1:0.250 failed with error -22
usb 5-1: USB disconnect, device number 18
usb 5-1: new high-speed USB device number 19 using dummy_hcd
usb 5-1: config 0 has an invalid interface number: 37 but max is 0
usb 5-1: config 0 has no interface number 0