#0  0x00007f81bcbfd3a5 in raise () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
#1  0x00007f81bcc00b0b in abort () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
#2  0x00007f81bcbf5d4d in __assert_fail () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
#3  0x00007f81bad89a11 in ?? () from /usr/lib/libdvdnav.so.4
No symbol table info available.
#4  0x00007f81bad89811 in ?? () from /usr/lib/libdvdnav.so.4
No symbol table info available.
#5  0x00007f81bad894d8 in ?? () from /usr/lib/libdvdnav.so.4
No symbol table info available.
#6  0x00007f81bad8af1c in ?? () from /usr/lib/libdvdnav.so.4
No symbol table info available.
#7  0x00007f81bad87825 in vm_start () from /usr/lib/libdvdnav.so.4
No symbol table info available.
#8  0x00007f81bad7ec34 in dvdnav_get_next_cache_block () from /usr/lib/libdvdnav.so.4
No symbol table info available.
#9  0x00007f81bad7ea86 in dvdnav_get_next_block () from /usr/lib/libdvdnav.so.4
No symbol table info available.
#10 0x00007f81baf98f08 in ?? () from /usr/lib/vlc/plugins/access/libdvdnav_plugin.so
No symbol table info available.
#11 0x00007f81bd411bed in module_need () from /usr/lib/libvlccore.so.4
No symbol table info available.
#12 0x00007f81bd3ccefc in ?? () from /usr/lib/libvlccore.so.4
No symbol table info available.
#13 0x00007f81bd3d9e5c in ?? () from /usr/lib/libvlccore.so.4
No symbol table info available.
#14 0x00007f81bd3db1c8 in ?? () from /usr/lib/libvlccore.so.4
No symbol table info available.
#15 0x00007f81bd3de7c5 in ?? () from /usr/lib/libvlccore.so.4
No symbol table info available.
#16 0x00007f81bd416e64 in ?? () from /usr/lib/libvlccore.so.4
No symbol table info available.
#17 0x00007f81bd171efc in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
No symbol table info available.
#18 0x00007f81bcca889d in clone () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
#19 0x0000000000000000 in ?? ()
No symbol table info available.