Here are Xorg.0.log and dmesg after booting into karmic alpha6 off the livecd (on a USB stick) and immediately disabling compiz. The system hard locks within a minute if compiz is left enabled. After disabling it, if I then go to re-enable it, the system hard locks almost immediately.
** Attachment added: "Xorg.0.log" http://launchpadlibrarian.net/32466099/Xorg.0.log -- [RV250] thinkpad t40 with ati radeon rv 250 (M 9000) freezes https://bugs.launchpad.net/bugs/374780 You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xserver-xorg-video-ati in ubuntu. _______________________________________________ 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