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List:       freedesktop-xorg
Subject:    Re: Intel driver + KMS: logs flooded with "Xorg: freeing invalid
From:       Ryan Hill <dirtyepic () gentoo ! org>
Date:       2009-04-17 17:17:01
Message-ID: 20090417111701.7d446d76 () halo ! dirtyepic ! sk ! ca
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On Fri, 17 Apr 2009 17:16:36 +0200
Gabor Gombas <gombasg@sztaki.hu> wrote:

> Hi,
> 
> I've tried to use KMS (kernel vanilla 2.6.29.1) with the 2.7.0 Intel
> driver (Debian unstable), and the kernel logs are flooded with messages
> like:
> 
> [ 3924.873152] Xorg:3404 freeing invalid memtype d3e58000-d3e59000
> [ 3924.873229] Xorg:3404 freeing invalid memtype d3e59000-d3e5a000
> [ 3924.873313] Xorg:3404 freeing invalid memtype d3e5a000-d3e5b000
> [ 3924.873391] Xorg:3404 freeing invalid memtype d3e5b000-d3e5c000
> [ 3924.873454] Xorg:3404 freeing invalid memtype d3e5c000-d3e5d000
> [ 3924.873516] Xorg:3404 freeing invalid memtype d3e5d000-d3e5e000
> [ 3924.873577] Xorg:3404 freeing invalid memtype d3e5e000-d3e5f000
> 
> The machine is up for a little more than 1 hour, and I get:
> 
> # grep 'invalid memtype' /var/log/kern.log | wc -l
> 2652215
> 
> I got no such messages when KMS was disabled. Any ideas?

Disable PAT in the kernel or use 2.6.30-rc2.  You can add "nopat" to the
kernel commandline to disable it.


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