Did test if the problm persists with the latest vanilla kernel (it does) so I sent a bug report via mail to the maintainer of the xhci kernel driver.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1312594 Title: 14.04 won't detect common USB scanner To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1312594/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs