#0  0x00ac7f48 in ?? () from /usr/lib/libGL.so.1
No symbol table info available.
#1  0x0100805f in ?? () from /lib/tls/i686/cmov/libc.so.6
No symbol table info available.
#2  0x010080cf in exit () from /lib/tls/i686/cmov/libc.so.6
No symbol table info available.
#3  0x00fefb5e in __libc_start_main () from /lib/tls/i686/cmov/libc.so.6
No symbol table info available.
#4  0x08048c11 in ?? ()
No symbol table info available.