Most likely X is dying when restarting kdm. Could you attach a copy of /var/log/Xorg.0.log after a failed logout? A copy of the output of the command "lscpi -vvnn" would be helpful too.
Most likely X is dying when restarting kdm. Could you attach a copy of /var/log/Xorg.0.log after a failed logout? A copy of the output of the command "lscpi -vvnn" would be helpful too.