Sim testei em todas as portas USB
vejam as mensagens de erro usando :
mount
dmesg | egrep "usb"
[ 0.208769] usbcore: registered new interface driver usbfs
[ 0.208769] usbcore: registered new interface driver hub
[ 0.208769] usbcore: registered new device driver usb
[ 0.932115] usb usb1: configuration #1 chosen from 1 choice
[ 0.932528] usb usb2: configuration #1 chosen from 1 choice
[ 0.932812] usb usb3: configuration #1 chosen from 1 choice
[ 0.933108] usb usb4: configuration #1 chosen from 1 choice
[ 0.933387] usb usb5: configuration #1 chosen from 1 choice
[ 177.964018] usb 3-1: new full speed USB device using uhci_hcd and address 2
[ 178.088016] usb 3-1: device descriptor read/64, error -71
[ 178.312016] usb 3-1: device descriptor read/64, error -71
[ 178.528018] usb 3-1: new full speed USB device using uhci_hcd and address 3
[ 178.652016] usb 3-1: device descriptor read/64, error -71
[ 178.880024] usb 3-1: device descriptor read/64, error -71
[ 179.096015] usb 3-1: new full speed USB device using uhci_hcd and address 4
[ 179.512016] usb 3-1: device not accepting address 4, error -71
[ 179.624019] usb 3-1: new full speed USB device using uhci_hcd and address 5
[ 180.040016] usb 3-1: device not accepting address 5, error -71