.
Thread 1 (process 6800):
#0  0xb773d23b in strlen () from /lib/tls/i686/cmov/libc.so.6
#1  0xb7709826 in vfprintf () from /lib/tls/i686/cmov/libc.so.6
#2  0xb770a780 in ?? () from /lib/tls/i686/cmov/libc.so.6
#3  0xb7705c2e in vfprintf () from /lib/tls/i686/cmov/libc.so.6
#4  0xb77be201 in __vfprintf_chk () from /lib/tls/i686/cmov/libc.so.6
#5  0x0804a19d in ?? ()
#6  0x0804a1d8 in ?? ()
#7  0x08051218 in ?? ()
#8  0x08051889 in ?? ()
#9  0x0804adca in ?? ()
#10 0x0804c04b in main ()