Comment 5 for bug 1464969

Also tried kernel 3.12.43-031243-generic still failed, dmesg output now:
[ 18.855676] usb 3-2: USB disconnect, device number 2
[ 64.721133] usb 3-2: new high-speed USB device number 4 using xhci_hcd
[ 64.739469] usb 3-2: New USB device found, idVendor=04e8, idProduct=6860
[ 64.739474] usb 3-2: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[ 64.739476] usb 3-2: Product: SAMSUNG_Android
[ 64.739477] usb 3-2: Manufacturer: SAMSUNG
[ 64.739479] usb 3-2: SerialNumber: 2410ba56
[ 132.665779] usb 3-2: usbfs: process 2073 (pool) did not claim interface 0 before use
[ 132.831567] usb 3-2: reset high-speed USB device number 4 using xhci_hcd
[ 132.848744] xhci_hcd 0000:00:14.0: xHCI xhci_drop_endpoint called with disabled ep ffff8800368ad1c0
[ 132.848749] xhci_hcd 0000:00:14.0: xHCI xhci_drop_endpoint called with disabled ep ffff8800368ad180
[ 132.848752] xhci_hcd 0000:00:14.0: xHCI xhci_drop_endpoint called with disabled ep ffff8800368ad200
[ 132.849369] usb 3-2: usbfs: process 2073 (pool) did not claim interface 0 before use
[ 133.015400] usb 3-2: reset high-speed USB device number 4 using xhci_hcd
[ 133.032709] xhci_hcd 0000:00:14.0: xHCI xhci_drop_endpoint called with disabled ep ffff8800368ad1c0
[ 133.032715] xhci_hcd 0000:00:14.0: xHCI xhci_drop_endpoint called with disabled ep ffff8800368ad180
[ 133.032717] xhci_hcd 0000:00:14.0: xHCI xhci_drop_endpoint called with disabled ep ffff8800368ad200
[ 133.033430] usb 3-2: usbfs: process 2073 (pool) did not claim interface 0 before use
[ 133.033564] usb 3-2: usbfs: process 2073 (pool) did not claim interface 0 before use