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Date: Sat, 12 Feb 2011 15:20:54 -0700 (MST)
From: Warren Block <wblock@wonkity.com>
To: Ted Faber <faber@isi.edu>
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Cc: freebsd-stable@freebsd.org
Subject: Re: ATI Radeon LW RV200 Mobility 7500 M7 locks up on X exit
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On Fri, 11 Feb 2011, Ted Faber wrote:

> For the last couple weeks (maybe more) I've been having an intermittent
> problem on my Thinkpad T42 where exiting X causes my screen to lock up
> and the system seems to stop doing anything.  Lately it's happening
> about every 3rd time.

My T42 is months out of date and needs updating, but I haven't seen that 
issue before.  Have you made any changes to xorg-related stuff lately? 
There are some things in your xorg.conf Device section that might be 
questionable, but if it was working before...