I have opened this bug to track the issue with the intel folks: https://bugs.freedesktop.org/show_bug.cgi?id=101825 and in my case the workaround was to blacklist the nouveau driver. However, this now prevents me from mirroring my display onto the nvidia chip, which is required to display things on my hdmi or DP external connections. -- "A mouse is a device used to point at the xterm you want to type in" - A.S.R. Microsoft is to operating systems .... .... what McDonalds is to gourmet cooking Home page: http://marc.merlins.org/