A GPU lockup on 945gm leading to a machine freeze is extremely rare, the last I can remember is several years ago. I'd try memtest first, and then trying a few different kernels to see if any give any clue as to what the problem is.
** Summary changed: - ubuntu 12.10 64-bit freezes frequently + [945gm] ubuntu 12.10 64-bit freezes frequently -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1197420 Title: [945gm] ubuntu 12.10 64-bit freezes frequently To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-intel/+bug/1197420/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
