Date: Fri, 27 Aug 2010 12:12:59 +0200 From: Tijl Coosemans <tijl@coosemans.org> To: Rem P Roberti <remegius@comcast.net> Cc: freebsd-questions@freebsd.org Subject: Re: Panic or deadlock with Intel graphics Message-ID: <201008271213.06492.tijl@coosemans.org> In-Reply-To: <4C75E5BE.6090107@comcast.net> References: <4C75E5BE.6090107@comcast.net>
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On Thursday 26 August 2010 05:55:42 Rem P Roberti wrote:
> In an attempt to diagnose why my Thinkpad R51 completely locks up when
> trying to access X I have done the following. I built a debugging
> kernel, with KDB, DDB, WITNESS, INVARIANT*, AND DIAGNOSTIC in addition
> to *BREAK_TO_DEBUGGER. None of these things have yielded any progress
> in isolating the issue. Note that replacing the 'intel' driver with the
> 'vesa' driver in /etc/X11/xorg.conf does not cause the computer to
> hang. The problem appears to be specific to the intel driver. Also, I
> have been unable to get a crash report (which is what we were hoping to
> see in /var/crash) regardless of the debugging options built into the
> kernel.
>=20
> I have attached the output of 'uname -a', 'dmesg', and 'pciconf -lv' to
> this post.
It could be related to DRI, so try to disable it in /etc/X11/xorg.conf:
Section "Module"
Disable "dri"
Disable "dri2"
EndSection
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