Official support for Ubuntu 11.10 "Oneiric Ocelot" ended on May 9, 2013. If this issue is still occurring on Ubuntu 13.04 "Raring Ringtail" please file a new bug so that we can get a fresh set of logs and system info.
Also, given that this is an IO error, it would be worth a try to upgrade your BIOS to a newer version available at http://www.gigabyte.com.au/products/product-page.aspx?pid=2434&dl=1#bios ** Changed in: xorg-server (Ubuntu) Status: New => Invalid -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xorg-server in Ubuntu. https://bugs.launchpad.net/bugs/876123 Title: X crashes, taking my session with it To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg-server/+bug/876123/+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