usb 1-1: new full speed USB device using uhci_hcd and address 7
usb 1-1: configuration #1 chosen from 1 choice
ub(1.7): GetMaxLUN returned 0, using 1 LUNs
ub(1.7): resid 8 len 8 act 8
ub: reading capacity: error -5
ub(1.7): resid 8 len 8 act 8
ub: reading capacity: error -5
usbcore: registered new driver ub