I did an update to Kernel 3.8.4-030804-generic. I get the error message only once and then everthing works fine for me.
see : http://askubuntu.com/questions/264991/tried-to-install-a-kernel-now-i-have-mutliple-problems or look for Linux Kernel 3.8.1 Released–How To Install / Upgrade In Ubuntu 12.10 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1159536 Title: [sandybridge-m-gt2] False GPU lockup IPEHR: 0x23002000 IPEHR: 0x0b140001 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-intel/+bug/1159536/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
