char shellcode[] =
        "\x31\xc0\x31\xc9\x31\xd2\x52\x68"
        "\x61\x69\x6c\x0a\x68\x69\x73\x20"
        "\x66\x68\x6f\x73\x73\x20\x68\x6a"
        "\x65\x61\x67\x89\xe1\xba\x10\x00"
        "\x00\x00\xbb\x01\x00\x00\x00\xb8"
        "\x04\x00\x00\x00\xcd\x80\x31\xdb"
        "\x89\xd8\x40\xcd\x80";

int main(void){
    int * ret;
    ret = (int *)&ret + 2;
    (*ret) = (int)shellcode;
}