I have a similar problem and backtrace using Kubuntu Jaunty with the radeon- driver.
See https://bugs.launchpad.net/ubuntu/+source/linux/+bug/348332 Maybe this is related? -- To UNSUBSCRIBE, email to debian-bugs-dist-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org
