ports/113922: multimedia/ffmpeg segfaults on start

[Adam Wood]

On 6/28/07, Michael Johnson <ahze at freebsd.org> wrote:
> Synopsis: multimedia/ffmpeg segfaults on start

> Can you provide us with a backtrace?

> http://www.freebsd.org/cgi/query-pr.cgi?pr=113922

I've never used gdb before and I don't think I have the debugging
stuff compiled into my kernel, but after a little Googling I found
gdb's "bt" command. I hope this is what you're after, if it isn't,
please let me know how to get the information you need.

(gdb) run
Starting program: /usr/local/bin/ffmpeg
(no debugging symbols found)...(no debugging symbols found)...(no
debugging symbols found)...(no debugging symbols found)...(no
debugging symbols found)...(no debugging symbols found)...(no
debugging symbols found)...(no debugging symbols found)...(no
debugging symbols found)...(no debugging symbols found)...(no
debugging symbols found)...(no debugging symbols found)...(no
debugging symbols found)...(no debugging symbols found)...(no
debugging symbols found)...(no debugging symbols found)...warning:
Unable to get location for thread creation breakpoint: generic error
[New LWP 100358]
(no debugging symbols found)...(no debugging symbols found)...(no
debugging symbols found)...(no debugging symbols found)...(no
debugging symbols found)...(no debugging symbols found)...(no
debugging symbols found)...FFmpeg version SVN-r9153, Copyright (c)
2000-2007 Fabrice Bellard, et al.

*snip*

-analyzeduration   <int>   .D... how many microseconds are analyzed to
estimate duration
[New Thread 0x8062000 (LWP 100367)]

Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread 0x8062000 (LWP 100367)]
0x28968cd3 in __vfprintf () from /lib/libc.so.6
(gdb) bt
#0  0x28968cd3 in __vfprintf () from /lib/libc.so.6
#1  0x289698cd in vfprintf () from /lib/libc.so.6
#2  0x08050c1d in _start ()
#3  0x0804aafa in _start ()
#4  0x00000001 in ?? ()

Sincerely,
--adam