#0  0xb761fd6e in vfprintf () from /lib/i386-linux-gnu/libc.so.6
No symbol table info available.
#1  0xb7622122 in ?? () from /lib/i386-linux-gnu/libc.so.6
No symbol table info available.
#2  0xb761d34b in vfprintf () from /lib/i386-linux-gnu/libc.so.6
No symbol table info available.
#3  0xb76c47b2 in __fprintf_chk () from /lib/i386-linux-gnu/libc.so.6
No symbol table info available.
#4  0x08048f97 in ?? ()
No symbol table info available.
#5  <signal handler called>
No symbol table info available.
#6  0xb789d422 in __kernel_vsyscall ()
No symbol table info available.
#7  0xb76be753 in ?? () from /lib/i386-linux-gnu/libc.so.6
No symbol table info available.
#8  0xb763f3c3 in ?? () from /lib/i386-linux-gnu/libc.so.6
No symbol table info available.
Backtrace stopped: previous frame identical to this frame (corrupt stack?)