#0  0xb7d085f8 in ?? () from /usr/lib/xorg/modules/dri/i915_dri.so
No symbol table info available.
#1  0xb7cfb365 in ?? () from /usr/lib/xorg/modules/dri/i915_dri.so
No symbol table info available.
#2  0xb7d0a1e4 in ?? () from /usr/lib/xorg/modules/dri/i915_dri.so
No symbol table info available.
#3  0xb7ce71a1 in ?? () from /usr/lib/xorg/modules/dri/i915_dri.so
No symbol table info available.
#4  0x45f435ba in ?? () from /usr/lib/libGL.so.1
No symbol table info available.
#5  0x45f1cdbf in glXMakeCurrentReadSGI () from /usr/lib/libGL.so.1
No symbol table info available.
#6  0x45f1cf53 in glXMakeCurrent () from /usr/lib/libGL.so.1
No symbol table info available.
#7  0x08049eaa in main ()
No symbol table info available.