#0  0xb7bc8e1a in free () from /lib/tls/i686/cmov/libc.so.6
#1  0xb1dddf78 in libebml::EbmlBinary::~EbmlBinary ()
   from /usr/lib/vlc/demux/libmkv_plugin.so
#2  0xb1db37f1 in libmatroska::KaxBlockVirtual::~KaxBlockVirtual ()
   from /usr/lib/vlc/demux/libmkv_plugin.so
#3  0xb1d862d6 in EbmlParser::Get () from /usr/lib/vlc/demux/libmkv_plugin.so
#4  0xb1d8bb64 in matroska_segment_c::BlockGet ()
   from /usr/lib/vlc/demux/libmkv_plugin.so
#5  0xb1d8ff20 in ?? () from /usr/lib/vlc/demux/libmkv_plugin.so
#6  0xb7d70194 in ?? () from /usr/lib/libvlc.so.0
#7  0x0838e810 in ?? ()
#8  0xb7eb7bff in ?? () from /usr/lib/libvlc.so.0
#9  0x00000001 in ?? ()
#10 0x00000000 in ?? ()