I've prepared a kernel here based on the upstream bug, can ya give it a shot and report back with your results?
http://kernel.ubuntu.com/~sarvatt/lp903831/ -- 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/903831 Title: [i855] GPU lockup after 5 minutes playing video using VLC, etc. Works with fbdev. To manage notifications about this bug go to: https://bugs.launchpad.net/xserver-xorg-video-intel/+bug/903831/+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