It seems to me that I'm running into the same issue. Systems hangs, i.e. screen freezes, from time to time, sometimes I'm able to escape to console, then I can see the pretty same errors in /var/log/syslog .
Hewlett-Packard pavillion TX 2500 (Conevertible) Radeon HD 3200 Ubuntu Precise Beta 2 (fresh install) -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xorg in Ubuntu. https://bugs.launchpad.net/bugs/980019 Title: Xorg freeze To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/980019/+subscriptions _______________________________________________ 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
