due to a simple misunderstanding with upstream, the patch for this bug has been applied with yesterday upload of the ati driver in edgy.
** Changed in: xserver-xorg-video-ati (Ubuntu) Status: In Progress => Fix Released -- system freeze when using ati radeon 7000 with xorg "ati" driver https://launchpad.net/bugs/16873 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs