I had the same problem. Installing the Intel Graphics Installer and updating to the latest Intel driver has, at least so far (normally crashes in seconds and I'm up to 10 minutes without a crash), has fixed the issue.
https://01.org/linuxgraphics/downloads/2014/intelr-graphics- installer-1.0.5-linux -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xserver-xorg-video-intel in Ubuntu. https://bugs.launchpad.net/bugs/1292961 Title: Xorg crashed with SIGABRT To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-intel/+bug/1292961/+subscriptions _______________________________________________ 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