[Bug 324911] Re: vlc crashed with SIGSEGV in fast_memcpy()

martin mnemo at minimum.se
Thu Feb 5 09:51:10 UTC 2009


Running "gdb --args vlc --codec avcodec vlc_crash.mpg" gives me the same
stack:

Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread 0x7f9aea782950 (LWP 12243)]
0x00007f9b0427d8a5 in fast_memcpy () from /usr/lib/vlc/misc/libmemcpymmxext_plugin.so
(gdb) bt
#0  0x00007f9b0427d8a5 in fast_memcpy () from /usr/lib/vlc/misc/libmemcpymmxext_plugin.so
#1  0x00007f9aea78b88a in DecodeVideo () from /usr/lib/vlc/codec/libavcodec_plugin.so
#2  0x00007f9b05c120de in ?? () from /usr/lib/libvlccore.so.0
#3  0x00007f9b05c12f36 in ?? () from /usr/lib/libvlccore.so.0
#4  0x00007f9b05c13a2b in ?? () from /usr/lib/libvlccore.so.0
#5  0x00007f9b05c5c206 in ?? () from /usr/lib/libvlccore.so.0
#6  0x00007f9b059c23ba in start_thread () from /lib/libpthread.so.0
#7  0x00007f9b0572f0ad in clone () from /lib/libc.so.6
#8  0x0000000000000000 in ?? ()
(gdb) bt full
#0  0x00007f9b0427d8a5 in fast_memcpy () from /usr/lib/vlc/misc/libmemcpymmxext_plugin.so
No symbol table info available.
#1  0x00007f9aea78b88a in DecodeVideo () from /usr/lib/vlc/codec/libavcodec_plugin.so
No symbol table info available.
#2  0x00007f9b05c120de in ?? () from /usr/lib/libvlccore.so.0
No symbol table info available.
#3  0x00007f9b05c12f36 in ?? () from /usr/lib/libvlccore.so.0
No symbol table info available.
#4  0x00007f9b05c13a2b in ?? () from /usr/lib/libvlccore.so.0
No symbol table info available.
#5  0x00007f9b05c5c206 in ?? () from /usr/lib/libvlccore.so.0
No symbol table info available.
#6  0x00007f9b059c23ba in start_thread () from /lib/libpthread.so.0
No symbol table info available.
#7  0x00007f9b0572f0ad in clone () from /lib/libc.so.6
No symbol table info available.
#8  0x0000000000000000 in ?? ()
No symbol table info available.


Note: Ubuntu doesn't seem to have a libvlccore0-dbgsym package in ddebs
(maybe because its multiverse? not sure)

-- 
vlc crashed with SIGSEGV in fast_memcpy()
https://bugs.launchpad.net/bugs/324911
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