linux-kernel - Re: Intel 965G: i915_dispatch_cmdbuffer failed (2.6.19-rc2)

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Message-ID: <4530C237.6050809@argo.co.il>
Date:	Sat, 14 Oct 2006 12:55:51 +0200
From:	Avi Kivity <avi@...o.co.il>
To:	Ryan Richter <ryan@....solarneutrino.net>
CC:	dri-devel@...ts.sourceforge.net, linux-kernel@...r.kernel.org
Subject: Re: Intel 965G: i915_dispatch_cmdbuffer failed (2.6.19-rc2)

Ryan Richter wrote:
>
> I have a new Intel 965G board, and I'm trying to get DRI working.
> Direct rendering is enabled, but all GL programs crash immediately.
> The message 'DRM_I830_CMDBUFFER: -22' is printed on the tty, and the
> kernel says:
>
> [drm:i915_cmdbuffer] *ERROR* i915_dispatch_cmdbuffer failed
>

I had the same problem.  Recompiling i965_dri.so in order to insert 
debugging code "fixed" it for me.  It continued working  after a mesa 
package update so I assumed it was a miscompilation.

-- 
Do not meddle in the internals of kernels, for they are subtle and quick to panic.

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