(gdb) thread apply all bt full
Thread 1 (process 4412):
#0 0xb64e0f17 in XQueryExtension () from /usr/lib/libX11.so.6
No symbol table info available.
#1 0xb64d4c2b in XInitExtension () from /usr/lib/libX11.so.6
No symbol table info available.
#2 0xb65ad421 in XextAddDisplay () from /usr/lib/libXext.so.6
No symbol table info available.
#3 0xb6dbda36 in ?? () from /usr/lib/libXinerama.so.1
No symbol table info available.
#4 0xb6dbf5f4 in ?? () from /usr/lib/libXinerama.so.1
No symbol table info available.
#5 0x00000000 in ?? ()
No symbol table info available.