Could you please download the latest Lucid* iso-image and check if you can reproduce the bug in lucid? You do not have to install lucid, running the livecd should suffice. Also, because of all the segfaults in your dmesg, I would recommend a memory test (should be available from your boot menu).
* http://www.ubuntu.com/testing/lucid/alpha2 Thank you for your help making Ubuntu better by reporting this bug. -- X server freezes randomly https://bugs.launchpad.net/bugs/519801 You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xorg in ubuntu. _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : [email protected] Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp

