#0  0x006b1422 in __kernel_vsyscall ()
No symbol table info available.
#1  0x001ae4d1 in raise () from /lib/tls/i686/cmov/libc.so.6
No symbol table info available.
#2  0x001b1932 in abort () from /lib/tls/i686/cmov/libc.so.6
No symbol table info available.
#3  0x001e4ee5 in ?? () from /lib/tls/i686/cmov/libc.so.6
No symbol table info available.
#4  0x001eeff1 in ?? () from /lib/tls/i686/cmov/libc.so.6
No symbol table info available.
#5  0x001f06f2 in ?? () from /lib/tls/i686/cmov/libc.so.6
No symbol table info available.
#6  0x001f379d in free () from /lib/tls/i686/cmov/libc.so.6
No symbol table info available.
#7  0x007b2a68 in SDL_FreeSurface () from /usr/lib/libSDL-1.2.so.0
No symbol table info available.
#8  0x007b5cd1 in SDL_SetVideoMode () from /usr/lib/libSDL-1.2.so.0
No symbol table info available.
#9  0x082fa60a in ?? ()
No symbol table info available.
#10 0x082f838a in ?? ()
No symbol table info available.
#11 0x082f9222 in ?? ()
No symbol table info available.
#12 0x082f630d in ?? ()
No symbol table info available.
Backtrace stopped: previous frame inner to this frame (corrupt stack?)