Short status report: Currenty, no USB device survives hibernation (keyboard, mouse, audio, harddisk). It also does not help to simply plug them out and in again, one has to put them into a different USB port.
-- Unmount USB devices before hibernation https://launchpad.net/bugs/40397 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs