Bug 264196 seems to be describing the same issue, but over there they've found a few workarounds! Here's the one that worked for me with the least nasty side-effects:
Add this to the end of xorg.conf: Section "ServerFlags" Option "AutoAddDevices" "off" EndSection The downside is that any extra keys on your keyboard (such as "multimedia keys") won't work. -- The key repeat delay for the "down-arrow", "left-arrow", and "End" keys is longer than the other keys https://bugs.launchpad.net/bugs/278078 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs