correction: This issue does only occur if the usb debugging mode of android is used. In the normal mtp mode I only see a bunch of warnings, but it seems to work as expected :
[ 125.037365] usb 1-3: new high-speed USB device number 6 using xhci_hcd [ 125.166184] usb 1-3: New USB device found, idVendor=18d1, idProduct=4ee1 [ 125.166187] usb 1-3: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 125.166190] usb 1-3: Product: Nexus 4 [ 125.166191] usb 1-3: Manufacturer: LGE [ 125.166193] usb 1-3: SerialNumber: 007a279647d4254f [ 126.191381] usb 1-3: usbfs: process 1983 (ThreadWeaver::T) did not claim interface 0 before use [ 126.362319] usb 1-3: reset high-speed USB device number 6 using xhci_hcd [ 126.490585] xhci_hcd 0000:00:14.0: xHCI xhci_drop_endpoint called with disabled ep ffff8802054f5048 [ 126.490589] xhci_hcd 0000:00:14.0: xHCI xhci_drop_endpoint called with disabled ep ffff8802054f5000 [ 126.490591] xhci_hcd 0000:00:14.0: xHCI xhci_drop_endpoint called with disabled ep ffff8802054f5090 [ 126.491094] usb 1-3: usbfs: process 1983 (ThreadWeaver::T) did not claim interface 0 before use [ 126.491120] usb 1-3: usbfs: process 1985 (ThreadWeaver::T) did not claim interface 0 before use [ 126.491135] usb 1-3: usbfs: process 1985 (ThreadWeaver::T) did not claim interface 0 before use [ 126.491142] usb 1-3: usbfs: process 1985 (ThreadWeaver::T) did not claim interface 0 before use [ 126.491147] usb 1-3: usbfs: process 1985 (ThreadWeaver::T) did not claim interface 0 before use [ 126.491153] usb 1-3: usbfs: process 1985 (ThreadWeaver::T) did not claim interface 0 before use [ 126.491159] usb 1-3: usbfs: process 1985 (ThreadWeaver::T) did not claim interface 0 before use [ 126.491164] usb 1-3: usbfs: process 1985 (ThreadWeaver::T) did not claim interface 0 before use [ 126.491170] usb 1-3: usbfs: process 1985 (ThreadWeaver::T) did not claim interface 0 before use [ 126.491176] usb 1-3: usbfs: process 1985 (ThreadWeaver::T) did not claim interface 0 before use [ 126.491181] usb 1-3: usbfs: process 1985 (ThreadWeaver::T) did not claim interface 0 before use [ 126.491187] usb 1-3: usbfs: process 1985 (ThreadWeaver::T) did not claim interface 0 before use [ 126.491192] usb 1-3: usbfs: process 1985 (ThreadWeaver::T) did not claim interface 0 before use [ 126.491197] usb 1-3: usbfs: process 1985 (ThreadWeaver::T) did not claim interface 0 before use [ 126.491203] usb 1-3: usbfs: process 1985 (ThreadWeaver::T) did not claim interface 0 before use [ 126.491209] usb 1-3: usbfs: process 1985 (ThreadWeaver::T) did not claim interface 0 before use [ 126.491215] usb 1-3: usbfs: process 1985 (ThreadWeaver::T) did not claim interface 0 before use [ 126.491220] usb 1-3: usbfs: process 1985 (ThreadWeaver::T) did not claim interface 0 before use [ 126.491226] usb 1-3: usbfs: process 1985 (ThreadWeaver::T) did not claim interface 0 before use [ 126.491232] usb 1-3: usbfs: process 1985 (ThreadWeaver::T) did not claim interface 0 before use [ 126.491237] usb 1-3: usbfs: process 1985 (ThreadWeaver::T) did not claim interface 0 before use [ 126.491243] usb 1-3: usbfs: process 1985 (ThreadWeaver::T) did not claim interface 0 before use [ 126.491248] usb 1-3: usbfs: process 1985 (ThreadWeaver::T) did not claim interface 0 before use [ 126.491254] usb 1-3: usbfs: process 1985 (ThreadWeaver::T) did not claim interface 0 before use [ 126.491259] usb 1-3: usbfs: process 1985 (ThreadWeaver::T) did not claim interface 0 before use [ 126.491265] usb 1-3: usbfs: process 1985 (ThreadWeaver::T) did not claim interface 0 before use [ 126.491270] usb 1-3: usbfs: process 1985 (ThreadWeaver::T) did not claim interface 0 before use [ 126.491276] usb 1-3: usbfs: process 1985 (ThreadWeaver::T) did not claim interface 0 before use [ 126.491282] usb 1-3: usbfs: process 1985 (ThreadWeaver::T) did not claim interface 0 before use [ 126.491287] usb 1-3: usbfs: process 1985 (ThreadWeaver::T) did not claim interface 0 before use [ 126.491292] usb 1-3: usbfs: process 1985 (ThreadWeaver::T) did not claim interface 0 before use [ 126.491298] usb 1-3: usbfs: process 1985 (ThreadWeaver::T) did not claim interface 0 before use [ 126.491304] usb 1-3: usbfs: process 1985 (ThreadWeaver::T) did not claim interface 0 before use [ 126.491309] usb 1-3: usbfs: process 1985 (ThreadWeaver::T) did not claim interface 0 before use [ 126.491315] usb 1-3: usbfs: process 1985 (ThreadWeaver::T) did not claim interface 0 before use [ 126.491320] usb 1-3: usbfs: process 1985 (ThreadWeaver::T) did not claim interface 0 before use [ 126.491327] usb 1-3: usbfs: process 1985 (ThreadWeaver::T) did not claim interface 0 before use [ 126.491338] usb 1-3: usbfs: process 1985 (ThreadWeaver::T) did not claim interface 0 before use [ 126.491344] usb 1-3: usbfs: process 1985 (ThreadWeaver::T) did not claim interface 0 before use [ 126.491397] usb 1-3: usbfs: process 1985 (ThreadWeaver::T) did not claim interface 0 before use [ 126.491406] usb 1-3: usbfs: process 1985 (ThreadWeaver::T) did not claim interface 0 before use [ 126.491412] usb 1-3: usbfs: process 1985 (ThreadWeaver::T) did not claim interface 0 before use [ 126.491417] usb 1-3: usbfs: process 1985 (ThreadWeaver::T) did not claim interface 0 before use [ 126.491423] usb 1-3: usbfs: process 1985 (ThreadWeaver::T) did not claim interface 0 before use [ 126.491428] usb 1-3: usbfs: process 1985 (ThreadWeaver::T) did not claim interface 0 before use [ 126.491433] usb 1-3: usbfs: process 1985 (ThreadWeaver::T) did not claim interface 0 before use [ 126.491439] usb 1-3: usbfs: process 1985 (ThreadWeaver::T) did not claim interface 0 before use [ 126.491444] usb 1-3: usbfs: process 1985 (ThreadWeaver::T) did not claim interface 0 before use [ 126.491449] usb 1-3: usbfs: process 1985 (ThreadWeaver::T) did not claim interface 0 before use [ 126.491454] usb 1-3: usbfs: process 1985 (ThreadWeaver::T) did not claim interface 0 before use [ 126.491460] usb 1-3: usbfs: process 1985 (ThreadWeaver::T) did not claim interface 0 before use [ 126.491465] usb 1-3: usbfs: process 1985 (ThreadWeaver::T) did not claim interface 0 before use [ 126.491470] usb 1-3: usbfs: process 1985 (ThreadWeaver::T) did not claim interface 0 before use [ 126.491476] usb 1-3: usbfs: process 1985 (ThreadWeaver::T) did not claim interface 0 before use [ 126.491484] usb 1-3: usbfs: process 1985 (ThreadWeaver::T) did not claim interface 0 before use [ 126.491501] usb 1-3: usbfs: process 1985 (ThreadWeaver::T) did not claim interface 0 before use [ 126.491508] usb 1-3: usbfs: process 1985 (ThreadWeaver::T) did not claim interface 0 before use [ 126.658556] usb 1-3: reset high-speed USB device number 6 using xhci_hcd [ 126.786757] xhci_hcd 0000:00:14.0: xHCI xhci_drop_endpoint called with disabled ep ffff8802054f5048 [ 126.786761] xhci_hcd 0000:00:14.0: xHCI xhci_drop_endpoint called with disabled ep ffff8802054f5000 [ 126.786763] xhci_hcd 0000:00:14.0: xHCI xhci_drop_endpoint called with disabled ep ffff8802054f5090 [ 126.787154] usb 1-3: usbfs: process 1985 (ThreadWeaver::T) did not claim interface 0 before use [ 126.787335] usb 1-3: usbfs: process 1983 (ThreadWeaver::T) did not claim interface 0 before use [ 220.235995] usb 1-3: usbfs: process 2174 (kio_mtp) did not claim interface 0 before use [ 220.402787] usb 1-3: reset high-speed USB device number 6 using xhci_hcd [ 220.589417] xhci_hcd 0000:00:14.0: xHCI xhci_drop_endpoint called with disabled ep ffff8802054f5048 [ 220.589422] xhci_hcd 0000:00:14.0: xHCI xhci_drop_endpoint called with disabled ep ffff8802054f5000 [ 220.589424] xhci_hcd 0000:00:14.0: xHCI xhci_drop_endpoint called with disabled ep ffff8802054f5090 [ 220.590087] usb 1-3: usbfs: process 2174 (kio_mtp) did not claim interface 0 before use [ 220.755085] usb 1-3: reset high-speed USB device number 6 using xhci_hcd [ 220.883284] xhci_hcd 0000:00:14.0: xHCI xhci_drop_endpoint called with disabled ep ffff8802054f5048 [ 220.883288] xhci_hcd 0000:00:14.0: xHCI xhci_drop_endpoint called with disabled ep ffff8802054f5000 [ 220.883290] xhci_hcd 0000:00:14.0: xHCI xhci_drop_endpoint called with disabled ep ffff8802054f5090 [ 220.975241] usb 1-3: usbfs: process 2177 (kio_mtp) did not claim interface 0 before use [ 221.087288] usb 1-3: reset high-speed USB device number 6 using xhci_hcd [ 221.217381] xhci_hcd 0000:00:14.0: xHCI xhci_drop_endpoint called with disabled ep ffff8802054f5048 [ 221.217387] xhci_hcd 0000:00:14.0: xHCI xhci_drop_endpoint called with disabled ep ffff8802054f5000 [ 221.217389] xhci_hcd 0000:00:14.0: xHCI xhci_drop_endpoint called with disabled ep ffff8802054f5090 [ 221.218221] usb 1-3: usbfs: process 2177 (kio_mtp) did not claim interface 0 before use [ 221.218310] usb 1-3: usbfs: process 2174 (kio_mtp) did not claim interface 0 before use [ 221.218342] usb 1-3: usbfs: process 2174 (kio_mtp) did not claim interface 0 before use [ 221.218377] usb 1-3: usbfs: process 2174 (kio_mtp) did not claim interface 0 before use [ 221.218419] usb 1-3: usbfs: process 2174 (kio_mtp) did not claim interface 0 before use [ 221.218456] usb 1-3: usbfs: process 2174 (kio_mtp) did not claim interface 0 before use [ 221.218491] usb 1-3: usbfs: process 2174 (kio_mtp) did not claim interface 0 before use [ 221.218525] usb 1-3: usbfs: process 2174 (kio_mtp) did not claim interface 0 before use [ 221.383467] usb 1-3: reset high-speed USB device number 6 using xhci_hcd [ 221.521010] xhci_hcd 0000:00:14.0: xHCI xhci_drop_endpoint called with disabled ep ffff8802054f5048 [ 221.521015] xhci_hcd 0000:00:14.0: xHCI xhci_drop_endpoint called with disabled ep ffff8802054f5000 [ 221.521017] xhci_hcd 0000:00:14.0: xHCI xhci_drop_endpoint called with disabled ep ffff8802054f5090 [ 221.521460] usb 1-3: usbfs: process 2174 (kio_mtp) did not claim interface 0 before use [ 221.521681] usb 1-3: usbfs: process 2177 (kio_mtp) did not claim interface 0 before use [ 221.646842] usb 1-3: usbfs: process 2180 (kio_mtp) did not claim interface 0 before use [ 221.811765] usb 1-3: reset high-speed USB device number 6 using xhci_hcd [ 221.940387] xhci_hcd 0000:00:14.0: xHCI xhci_drop_endpoint called with disabled ep ffff8802054f5048 [ 221.940392] xhci_hcd 0000:00:14.0: xHCI xhci_drop_endpoint called with disabled ep ffff8802054f5000 [ 221.940394] xhci_hcd 0000:00:14.0: xHCI xhci_drop_endpoint called with disabled ep ffff8802054f5090 [ 221.940845] usb 1-3: usbfs: process 2180 (kio_mtp) did not claim interface 0 before use [ 222.107857] usb 1-3: reset high-speed USB device number 6 using xhci_hcd [ 222.238098] xhci_hcd 0000:00:14.0: xHCI xhci_drop_endpoint called with disabled ep ffff8802054f5048 [ 222.238102] xhci_hcd 0000:00:14.0: xHCI xhci_drop_endpoint called with disabled ep ffff8802054f5000 [ 222.238104] xhci_hcd 0000:00:14.0: xHCI xhci_drop_endpoint called with disabled ep ffff8802054f5090 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1439694 Title: Can not connect to Nexus 4 device (Android 5.1) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1439694/+subscriptions 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