.
Thread 1 (Thread 24279):
#0  0xb7fed430 in __kernel_vsyscall ()
#1  0xb7c464d1 in raise () from /lib/tls/i686/cmov/libc.so.6
#2  0xb7c49932 in abort () from /lib/tls/i686/cmov/libc.so.6
#3  0xb7c7cf85 in ?? () from /lib/tls/i686/cmov/libc.so.6
#4  0xb7c87091 in ?? () from /lib/tls/i686/cmov/libc.so.6
#5  0xb7c88792 in ?? () from /lib/tls/i686/cmov/libc.so.6
#6  0xb7c8b83d in free () from /lib/tls/i686/cmov/libc.so.6
#7  0xb7ec4669 in ?? () from /usr/lib/libX11.so.6
#8  0x08057871 in ?? ()
#9  0x0805a8df in ?? ()
#10 0x0804a815 in _start ()