Bug#620138: xserver-xorg-video-nouveau: Frozen graphics (mouse still moves)

[Sven Joachim <svenjoac@gmx.de>]

On 2011-04-11 11:08 +0200, Antoine Sirinelli wrote:

> This package (1:0.0.16+git20101210+8bb8231-2) has reached testing with
> linux-image-2.6.38-2-amd64 (2.6.38-3). Xorg is not usable anymore with 2
> monitors. As soon as I open a window on the secondary monitor, I have the
> same freeze as described previously. I do not have any xorg.conf file.
> [...]
> Backtrace:
> [   109.767] 0: /usr/bin/X (xorg_backtrace+0x28) [0x4aacc8]
> [   109.767] 1: /usr/bin/X (0x400000+0x61e59) [0x461e59]
> [   109.767] 2: /lib/libpthread.so.0 (0x7fc52e4d3000+0xef60) [0x7fc52e4e1f60]
> [   109.767] 3: /lib/libc.so.6 (0x7fc52d218000+0x74966) [0x7fc52d28c966]
> [   109.768] 4: /lib/libc.so.6 (__libc_malloc+0x70) [0x7fc52d28e930]
> [   109.768] 5: /usr/lib/xorg/modules/libexa.so (0x7fc52a5e7000+0x8da0) [0x7fc52a5efda0]
> [   109.768] 6: /usr/lib/xorg/modules/libexa.so (0x7fc52a5e7000+0x14519) [0x7fc52a5fb519]
> [   109.768] 7: /usr/lib/xorg/modules/libexa.so (0x7fc52a5e7000+0xfc9f) [0x7fc52a5f6c9f]
> [   109.768] 8: /usr/bin/X (0x400000+0xdd430) [0x4dd430]
> [   109.768] 9: /usr/lib/xorg/modules/libexa.so (0x7fc52a5e7000+0xf308) [0x7fc52a5f6308]
> [   109.768] 10: /usr/bin/X (0x400000+0xd3bba) [0x4d3bba]
> [   109.768] 11: /usr/bin/X (0x400000+0x48909) [0x448909]
> [   109.768] 12: /usr/bin/X (0x400000+0x257ab) [0x4257ab]
> [   109.768] 13: /lib/libc.so.6 (__libc_start_main+0xfd) [0x7fc52d236c4d]
> [   109.768] 14: /usr/bin/X (0x400000+0x25339) [0x425339]
> [   109.768] Segmentation fault at address (nil)
> [   109.768] 
> Fatal server error:
> [   109.768] Caught signal 11 (Segmentation fault). Server aborting
> [   109.768] 
> [   109.768] 
> Please consult the The X.Org Foundation support 
> 	 at http://wiki.x.org
>  for help. 
> [   109.768] Please also check the log file at "/var/log/Xorg.0.log" for additional information.
> [   109.768] 
> [   118.206] [mi] EQ overflowing. The server is probably stuck in an infinite loop.

Thanks for the backtrace.  X crashed, and the GPU is hung.  Could you
please test version 1:0.0.16+git20110411+8378443-1 from unstable and
report whether it fixes the problem?

Thanks,
       Sven