How do you suspend your computer - do you shut the lid of the laptop, or press a “suspend” button? If you suspend by shutting the lid then it's quite likely that you're running into bug #535640, which has been sent upstream to the Intel developers.
** Changed in: xserver-xorg-video-intel (Ubuntu) Status: New => Incomplete -- [i965gm] GPU lockup 54ae1c07 https://bugs.launchpad.net/bugs/543430 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