This seems to have fixed itself in recent updates. I'll reopen if I run into it again.
** Changed in: xserver-xorg-video-intel (Ubuntu) Status: Confirmed => Fix Released -- crash when turning off screen with xrandr https://bugs.launchpad.net/bugs/613628 You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xserver-xorg-video-intel in ubuntu. _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp