[pkg-nvidia-devel] Bug#582076: nvidia-glx: TwinViewXineramaInfoOrder causes segfault in X server on startup

Russell Stuart russell-debian at stuart.id.au
Tue May 18 08:37:57 UTC 2010

On Tue, 2010-05-18 at 10:01 +0200, Andreas Beckmann wrote:
> > This seems to be a bug introduced in 195.  Prior versions worked.  The issue is the
> What was the last working version?


> Did you mistype the bug title? It mentions a different option ...

Bugger.  Bug title is correct.  The description is wrong.  In this bit:

On Tue, 2010-05-18 at 17:08 +1000, Russell Stuart wrote: 
> The above xorg.conf worked fine on prior versions of nvidia-glx.  I
> found the above config would work if I commented out this one line:
>     Option	"TwinViewOrientation"	"DFP-0 LeftOf CRT-0"
> Of course removing that line makes X seriously confused about what
> part of the window is actually displayed on the physcial DFP (which
> is my laptops LCD).
> This is the Xorg.0.log produced when the TwinViewOrientation is
> commented out:

The line that causes the problem is actually:

Option	"TwinViewXineramaInfoOrder" "DFP, CRT, TV"

So in my description above:

> There is nothing the Debian NVIDIA packaging team can do about bugs in
> the closed-source driver.

Yes, I know.  I assumed you have some bug reporting line to upstream?
If not, I guess I should report it directly to NVidia.

> If you find/post something over there please post a link here, too, so
> progress can be followed.

Will do, but I can't see anything related.  There is no backtrace with
InitOutput in it that looks vaguely similar, and none with memmove in

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