reassign 605259 vlc
thanks

Hi,

I'm going to punt this one back to vlc at this stage, on the strength of
this part of your backtrace:

> #3  0x0f06949c in ogg_stream_packetin (os=<value optimized out>, 
>     op=<value optimized out>) at ../../src/framing.c:366
>         iov = {iov_base = 0x108bc0e8, iov_len = 939524097}

That's the first point where this code enters libogg, and I somehow doubt
that vlc really intended to get libogg to handle a packet of 939524097 bytes.

That would be 0x38000001 -- which may indicate endianness trouble in the
caller on this arch.

Cheers,
Ron


On Sun, Nov 28, 2010 at 03:50:47PM +0100, Yves-Alexis Perez wrote:
> Package: libogg0
> Version: 1.2.0~dfsg-1
> Severity: important
> 
> Hi,
> 
> I'm trying to save a stream from vlc using the following command line:
> 
> vlc 
> 'rtsp://mafreebox.freebox.fr/fbxtv_pub/stream?namespace=1&service=376&flavour=sd'
>  --sout file/ogg:france4.ogv
> 
> (I don't think you'll be able to get that stream, but I guess it'd work
> with anything as the crash is at encoding time).
> 
> When doing that, vlc segfaults. Looking at the (attached) backtrace, the
> crash is in libogg1, when doing an (aligned) memory copy.
> 
> I'm on powerpc, so it might be related.
> 
> If you need more info, please ask.
> 
> Regards,
> -- 
> Yves-Alexis
> 
> -- System Information:
> Debian Release: squeeze/sid
>   APT prefers testing-proposed-updates
>   APT policy: (500, 'testing-proposed-updates'), (500, 'testing')
> Architecture: powerpc (ppc)
> 
> Kernel: Linux 2.6.32-5-powerpc
> Locale: LANG=fr_FR.UTF-8, LC_CTYPE=fr_FR.UTF-8 (charmap=UTF-8)
> Shell: /bin/sh linked to /bin/bash
> 
> Versions of packages libogg0 depends on:
> ii  libc6                         2.11.2-7   Embedded GNU C Library: Shared 
> lib
> 
> libogg0 recommends no packages.
> 
> libogg0 suggests no packages.
> 
> -- no debconf information

> #0  _wordcopy_fwd_aligned (dstp=1216564996, srcp=278527976, len=234647616)
>     at wordcopy.c:115
>         a0 = 0
>         a1 = 0
> #1  0x0fd5b090 in *__GI_memcpy (dstpp=0x48751008, srcpp=<value optimized 
> out>, 
>     len=939524097) at memcpy.c:55
>         dstp = 1215631368
>         srcp = 277594344
> #2  0x0f0692a8 in ogg_stream_iovecin (os=0x108e2460, 
>     iov=<value optimized out>, count=1, e_o_s=0, granulepos=0)
>     at ../../src/framing.c:337
>         bytes = 939524097
>         i = 1
> #3  0x0f06949c in ogg_stream_packetin (os=<value optimized out>, 
>     op=<value optimized out>) at ../../src/framing.c:366
>         iov = {iov_base = 0x108bc0e8, iov_len = 939524097}
> #4  0x0f08e9dc in ?? () from /usr/lib/vlc/plugins/mux/libmux_ogg_plugin.so
> No symbol table info available.
> #5  0x0f08f7f0 in ?? () from /usr/lib/vlc/plugins/mux/libmux_ogg_plugin.so
> No symbol table info available.
> #6  0x0ff75518 in sout_MuxSendBuffer () from /usr/lib/libvlccore.so.4
> No symbol table info available.
> Backtrace stopped: frame did not save the PC




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