#0  0x00007fb974591b16 in dvdnav_describe_title_chapters () from /usr/lib/x86_64-linux-gnu/libdvdnav.so.4
No symbol table info available.
#1  0x00007fb9747a349a in ?? () from /usr/lib/vlc/plugins/access/libdvdnav_plugin.so
No symbol table info available.
#2  0x00007fb97e1e9419 in vlc_module_load () from /usr/lib/libvlccore.so.5
No symbol table info available.
#3  0x00007fb97e1a6f48 in ?? () from /usr/lib/libvlccore.so.5
No symbol table info available.
#4  0x00007fb97e1b3969 in ?? () from /usr/lib/libvlccore.so.5
No symbol table info available.
#5  0x00007fb97e1b493e in ?? () from /usr/lib/libvlccore.so.5
No symbol table info available.
#6  0x00007fb97e1b80a5 in ?? () from /usr/lib/libvlccore.so.5
No symbol table info available.
#7  0x00007fb97df51f9f in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
No symbol table info available.
#8  0x00007fb97da7b0cd in clone () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.