i386/140775: fatal trap 12 after closing XORG with CTRL-ALT-BACKSPACE

[vermaden]

>Number:         140775
>Category:       i386
>Synopsis:       fatal trap 12 after closing XORG with CTRL-ALT-BACKSPACE
>Confidential:   no
>Severity:       critical
>Priority:       medium
>Responsible:    freebsd-i386
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Sun Nov 22 14:40:01 UTC 2009
>Closed-Date:
>Last-Modified:
>Originator:     vermaden
>Release:        8.0-RC3
>Organization:
>Environment:
same as here:
http://freebsd.org/cgi/query-pr.cgi?pr=140655
>Description:
After about 3 hours of using my laptop, I decided to leave X11, so I hit CTRL-ALT-BACKSPACE and I saw this:
http://omploader.org/vMnR5dg

rest of the description/hardware/etc is here:
http://freebsd.org/cgi/query-pr.cgi?pr=140655
>How-To-Repeat:
This problem occurs randomly, I can safely kill X11 wit CTRL-ALT-BACKSPACE shortcut.
>Fix:


>Release-Note:
>Audit-Trail:
>Unformatted: