From mboxrd@z Thu Jan  1 00:00:00 1970
From: "Rafael J. Wysocki" <rjw@sisk.pl>
Subject: Re: [Regression,
	post-2.6.37-rc2] Unable to start KDE with 2.6.37-rc3 on Acer Ferrari
	One
Date: Wed, 24 Nov 2010 01:57:00 +0100
Message-ID: <201011240157.00726.rjw@sisk.pl>
References: <201011240122.33174.rjw@sisk.pl>
Mime-Version: 1.0
Content-Type: text/plain; charset="us-ascii"
Content-Transfer-Encoding: 7bit
Return-path: <dri-devel-bounces+sf-dri-devel=m.gmane.org@lists.freedesktop.org>
Received: from ogre.sisk.pl (ogre.sisk.pl [217.79.144.158])
	by gabe.freedesktop.org (Postfix) with ESMTP id 5EA659E878
	for <dri-devel@lists.freedesktop.org>;
	Tue, 23 Nov 2010 16:57:39 -0800 (PST)
In-Reply-To: <201011240122.33174.rjw@sisk.pl>
List-Unsubscribe: <http://lists.freedesktop.org/mailman/options/dri-devel>,
	<mailto:dri-devel-request@lists.freedesktop.org?subject=unsubscribe>
List-Archive: <http://lists.freedesktop.org/archives/dri-devel>
List-Post: <mailto:dri-devel@lists.freedesktop.org>
List-Help: <mailto:dri-devel-request@lists.freedesktop.org?subject=help>
List-Subscribe: <http://lists.freedesktop.org/mailman/listinfo/dri-devel>,
	<mailto:dri-devel-request@lists.freedesktop.org?subject=subscribe>
Sender: dri-devel-bounces+sf-dri-devel=m.gmane.org@lists.freedesktop.org
Errors-To: dri-devel-bounces+sf-dri-devel=m.gmane.org@lists.freedesktop.org
To: Alex Deucher <alexdeucher@gmail.com>
Cc: LKML <linux-kernel@vger.kernel.org>, DRI <dri-devel@lists.freedesktop.org>
List-Id: dri-devel@lists.freedesktop.org

On Wednesday, November 24, 2010, Rafael J. Wysocki wrote:
> Hi,
> 
> I cannot start KDE with the 2.6.37-rc3 kernel.  The X server and display
> manager start normally, but when I attempt to log into KDE, it attempts to
> start, but then the X apparently crashes and this appears in the dmesg output:
> 
> [   24.342287] radeon 0000:01:05.0: r600_cs_track_validate_cb offset[0] 0 46097920 4325376 too big
> [   24.342298] radeon 0000:01:05.0: r600_packet3_check:1331 invalid cmd stream 502
> [   24.342304] [drm:radeon_cs_ioctl] *ERROR* Invalid command stream !
> [   24.694106] [drm:drm_mode_getfb] *ERROR* invalid framebuffer id
> [   93.938946] radeon 0000:01:05.0: r600_cs_track_validate_cb offset[0] 0 46097920 4325376 too big
> [   93.938956] radeon 0000:01:05.0: r600_packet3_check:1331 invalid cmd stream 502
> [   93.938962] [drm:radeon_cs_ioctl] *ERROR* Invalid command stream !
> [   94.278050] [drm:drm_mode_getfb] *ERROR* invalid framebuffer id
> [  114.898043] radeon 0000:01:05.0: r600_cs_track_validate_cb offset[0] 0 46097920 4325376 too big
> [  114.898053] radeon 0000:01:05.0: r600_packet3_check:1331 invalid cmd stream 502
> [  114.898058] [drm:radeon_cs_ioctl] *ERROR* Invalid command stream !
> [  115.266113] [drm:drm_mode_getfb] *ERROR* invalid framebuffer id
> [  129.722472] [drm:drm_mode_getfb] *ERROR* invalid framebuffer id
> [  142.984314] radeon 0000:01:05.0: r600_cs_track_validate_cb offset[0] 0 46097920 4325376 too big
> [  142.984324] radeon 0000:01:05.0: r600_packet3_check:1331 invalid cmd stream 502
> [  142.984330] [drm:radeon_cs_ioctl] *ERROR* Invalid command stream !
> [  143.370083] [drm:drm_mode_getfb] *ERROR* invalid framebuffer id
> 
> This doesn't happen with 2.6.37-rc2.

Reverting the following commit:

commit 16790569eddf4d406a16a65f4750f405fa669c52
Author: Alex Deucher <alexdeucher@gmail.com>
Date:   Sun Nov 14 20:24:35 2010 -0500

    drm/radeon/kms: fix and unify tiled buffer alignment checking for r6xx/7xx

fixes the issue for me (so everyone involved is already in the Cc list ;-)).

Thanks,
Rafael