From Bugzilla Helper:
User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.6) Gecko/20040510
Description of problem:
sometimes, killing the x server by ctrl+alt+backspace is not possible.
Version-Release number of selected component (if applicable):
Steps to Reproduce:
1.login and startx
Actual Results: Nothing happens
Expected Results: the x server will be killed
Sometimes, this is the result when trying to logout by
Main-Menu->logout: no logging out is done, and in this situation,
pressing the buttons ctrl+alt+backspace have no effect.
What video card do you have ?
01:00.0 VGA compatible controller: Matrox Graphics, Inc. MGA G400 AGP
After a hang, reboot into text mode, making sure to not start
the X server, make a backup of the server log file, then attach
that, the config file, and /var/log/messages uncompressed to the
bug report using the link below.
Once we have that information we can investigate the issue deeper.
Thanks in advance.
Since this bugzilla report was filed, there have been several major
updates to the X Window System, which may resolve this issue. Users
who have experienced this problem are encouraged to upgrade to the
latest version of Fedora Core, which can be obtained from:
If this issue turns out to still be reproduceable in the latest
version of Fedora Core, please file a bug report in the X.Org
bugzilla located at http://bugs.freedesktop.org in the "xorg"
Once you've filed your bug report to X.Org, if you paste the new
bug URL here, Red Hat will continue to track the issue in the
centralized X.Org bug tracker, and will review any bug fixes that
become available for consideration in future updates.
Setting status to "CURRENTRELEASE".