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Bug#550977: libgl1-mesa-dri: direct rendering crashes the whole system on Thinkpad T40 with Radeon Mobility 7500

On Wed, Oct 14, 2009 at 17:17:56 +0200, ender wrote:

> Package: libgl1-mesa-dri
> Version: 7.6-1
> Severity: critical
> Justification: breaks the whole system
> After upgrading xserver and mesa packages some aplications which use 3D grapics are crasing. In some cases the crash breaks the
> system and even corrupts the filesystem.
> For for example the command "ls" returns:
> error while loading shared libraris: /lib/i686/cmov/libc.so.6 : invalid ELF header
> and the kernel complains about deleted inode references. After the hardreboot the fs has to be repaired with fsck.
> The crash hapend with googleearth and the game Max Payne.
Did this filesystem corruption happen only once, or more than that?

Is just X crashing, or is the system completely unresponsive (including
over the network)?  If the former, do you have corresponding X and
kernel logs?

> Sadly I got not match information for you. That was returned returned after a Max Payne crash (without system-crash):
> *********************************WARN_ONCE*********************************
> File radeon_tcl.c function radeon_run_tcl_render line 499
> Rendering was 405 commands larger than predicted size. We might overflow  command buffer.
> ***************************************************************************
> drmRadeonCmdBuffer: -22. Kernel failed to parse or rejected command stream. See dmesg for more info.
That one can only be investigated with matching kernel log, I think.

On Sat, Oct 17, 2009 at 11:24:18 +0200, Andreas Cord-Landwehr wrote:

> Good Morning,
> the Ubuntu guys apparently noticed a similar bug. But I'm not quite
> sure if it is actually this bug or only a related one. I also notice
> crashes with the 7.6-1 packages if composing is enabled on my KDE
> 4.3.2 desktop, as described in Ubuntu Bug #446578:
> https://bugs.launchpad.net/ubuntu/+source/mesa/+bug/446578
> The Ubuntu guys also prepared some patches. It would be great to
> have them included in the Debian packages, too.
This one is #549588.


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