You aren't the only one. It's happening to me as well, only since the Ubuntu 13.04 upgrade:
- Lenovo T420 - Ubuntu 13.04 - 3.8.0-26 kernel x64 - xserver-xorg-video-intel 2:2.21.6-0ubuntu4 -- 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/1081009 Title: [arrandale] GPU lockup IPEHR: 0x02000022 To manage notifications about this bug go to: https://bugs.launchpad.net/xserver-xorg-video-intel/+bug/1081009/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : [email protected] Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp

