From Bugzilla Helper:
User-Agent: Mozilla/4.75 [en] (X11; U; Linux 2.2.18-alpha1 i686; Nav)
Description of problem:
Click on backdrop and drag out a stretchy box (as if you are selecting
> some backdrop icons) now press Alt+function key. X locks up. Machine
still running, can telnet in and kill X process to recover
Steps to Reproduce:
1. Drag out a stretchy box on backdrop
2. Press Alt+function key
Actual Results: X locks
Expected Results: X shouldn't lock :)
It is possible that this is a bug in gnome or sawfish.
I tested this with GNOME and KDE in Seawolf and current Rawhide, and
cannot reproduce the problem.
This bug affects both of my Redhat 7.1 machines. Specifically they are running
gnome+sawfish default versions. Alt-F1 would normally switch virtual desktops
(move to workspace 1 is what it says in the sawfish shortcuts). However if you
press Alt-F1 while a box is dragged out on the backdrop X locks up solid.
Detailed instructions. Click and hold mouse button 1 on backdrop - drag a box
not selecting anything. Keep holding button 1 down - dotted box stays on the
screen. Now press Alt-F1 (while button 1 is held down) - lockup.
It is the action of switching virtual desktops while a dotted box is drawn that
This happens on a machine with an ATI card and a machine with a Matrox graphics