The latest backtrace matches Felix's and so it looks like this is a crash in nux not the driver.
If there is something specifically needing to be investigated on the X side feel free to reopen the fglrx-installer task. ** Package changed: xserver-xorg-video-ati (Ubuntu Natty) => fglrx- installer (Ubuntu Natty) ** Changed in: fglrx-installer (Ubuntu Natty) Status: New => Invalid -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to fglrx-installer in ubuntu. https://bugs.launchpad.net/bugs/685682 Title: [fglrx] compiz crashed with SIGSEGV in nux::IOpenGLSurface::UnlockRect() _______________________________________________ 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