Bug#413640: xserver-xorg-video-v4l: xserver crashes when v4l module is loaded

[Brice Goglin <Brice.Goglin@ens-lyon.org>]

Frédéric Giquel wrote:
> Package: xserver-xorg-video-v4l
> Version: 0.1.1-3
> Severity: important
>
> Using xvinfo makes xorg crashes when v4l module is loaded. It's reproducible.
>
> Informations found in /var/log/Xorg.0.log.old after the crash :
> (II) NV(0): v4l: memPhysBase=0xd0000000
>
> Backtrace:
> 0: /usr/bin/X(xf86SigHandler+0x6d) [0x48c46d]
> 1: /lib/libc.so.6 [0x2b798283e110]
> 2: /usr/bin/X(Dispatch+0x120) [0x4480b0]
> 3: /usr/bin/X(main+0x44d) [0x430f6d]
> 4: /lib/libc.so.6(__libc_start_main+0xda) [0x2b798282b4ca]
> 5: /usr/bin/X(FontFileCompleteXLFD+0x9a) [0x43026a]
>   
[...]
> The same problem occurs if I replace the nv driver with the non-free nvidia
> driver (either 1.0.8776-4 from unstable and 1.0.9746-2 from experimental). In
> all cases, there is no crash if I comment the v4l line in xorg.conf.
>   

I don't have a nvidia board here and I can't reproduce with the i810
driver. There might be something specific to nv/nvidia then. Maybe
somebody else will have an idea.

Brice