This sounds like a freeze bug (GPU hang). We need a batchbuffer dump to get any further with this. Take a look at https://wiki.ubuntu.com/X/Troubleshooting/Freeze for how to get that.
-- [GM45] system locks up at random intervals, except mouse https://bugs.launchpad.net/bugs/469820 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