#0  0x004ac416 in __kernel_vsyscall ()
No symbol table info available.
#1  0x001cff43 in write () from /lib/libc.so.6
No symbol table info available.
#2  0x001780d4 in _IO_file_write () from /lib/libc.so.6
No symbol table info available.
#3  0x00177d5f in ?? () from /lib/libc.so.6
No symbol table info available.
#4  0x00178076 in _IO_do_write () from /lib/libc.so.6
No symbol table info available.
#5  0x001795e0 in _IO_file_close_it () from /lib/libc.so.6
No symbol table info available.
#6  0x0016c858 in fclose () from /lib/libc.so.6
No symbol table info available.
#7  0x0805dfb9 in ?? ()
No symbol table info available.
#8  0x08059cf9 in ?? ()
No symbol table info available.
#9  0x0013f69e in ?? () from /lib/libc.so.6
No symbol table info available.
#10 0x0013f70f in exit () from /lib/libc.so.6
No symbol table info available.
#11 0x0804dce5 in ?? ()
No symbol table info available.
#12 0x00126ce7 in __libc_start_main () from /lib/libc.so.6
No symbol table info available.
#13 0x08049a71 in ?? ()
No symbol table info available.