[ 7933.746927] usb 3-2: Device not responding to set address.
[ 7933.950635] usb 3-2: Device not responding to set address.
[ 7934.154246] usb 3-2: device not accepting address 19, error -71
[ 7934.266111] usb 3-2: new full-speed USB device number 20 using xhci_hcd
[ 7934.266269] usb 3-2: Device not responding to set address.
[ 7934.470016] usb 3-2: Device not responding to set address.
[ 7934.673500] usb 3-2: device not accepting address 20, error -71
[ 7934.673534] hub 3-0:1.0: unable to enumerate USB device on port 2
[ 7976.056018] usb 3-2: new full-speed USB device number 21 using xhci_hcd
[ 7976.056178] usb 3-2: Device not responding to set address.
[ 7976.259880] usb 3-2: Device not responding to set address.
[ 7976.463482] usb 3-2: device not accepting address 21, error -71
[ 7976.575358] usb 3-2: new full-speed USB device number 22 using xhci_hcd
[ 7976.575471] usb 3-2: Device not responding to set address.
[ 7976.779200] usb 3-2: Device not responding to set address.
[ 7976.982815] usb 3-2: device not accepting address 22, error -71
[ 7977.094657] usb 3-2: new full-speed USB device number 23 using xhci_hcd
[ 7977.094823] usb 3-2: Device not responding to set address.
[ 7977.298531] usb 3-2: Device not responding to set address.
[ 7977.502162] usb 3-2: device not accepting address 23, error -71
[ 7977.614013] usb 3-2: new full-speed USB device number 24 using xhci_hcd
[ 7977.614175] usb 3-2: Device not responding to set address.
[ 7977.817875] usb 3-2: Device not responding to set address.
[ 7978.021491] usb 3-2: device not accepting address 24, error -71
[ 7978.021527] hub 3-0:1.0: unable to enumerate USB device on port 2
[ 7980.242603] usb 3-2: new full-speed USB device number 25 using xhci_hcd
[ 7980.242777] usb 3-2: Device not responding to set address.
[ 7980.446451] usb 3-2: Device not responding to set address.
[ 7980.650071] usb 3-2: device not accepting address 25, error -71
[ 7980.761945] usb 3-2: new full-speed USB device number 26 using xhci_hcd
[ 7980.762124] usb 3-2: Device not responding to set address.
[ 7980.965787] usb 3-2: Device not responding to set address.
[ 7981.169353] usb 3-2: device not accepting address 26, error -71
[ 7981.281291] usb 3-2: new full-speed USB device number 27 using xhci_hcd
[ 7981.281451] usb 3-2: Device not responding to set address.
[ 7981.485107] usb 3-2: Device not responding to set address.
[ 7981.688710] usb 3-2: device not accepting address 27, error -71
[ 7981.800598] usb 3-2: new full-speed USB device number 28 using xhci_hcd
[ 7981.800773] usb 3-2: Device not responding to set address.
[ 7982.004451] usb 3-2: Device not responding to set address.
[ 7982.208054] usb 3-2: device not accepting address 28, error -71
[ 7982.208091] hub 3-0:1.0: unable to enumerate USB device on port 2