#!/usr/bin/python """See https://github.com/unicorn-engine/unicorn/issues/65""" import unicorn ADDR = 0x10101000 mu = unicorn.Uc(unicorn.UC_ARCH_X86, unicorn.UC_MODE_32) mu.mem_map(ADDR, 1024 * 4) mu.mem_write(ADDR, b'\x41') mu.emu_start(ADDR, ADDR + 1, count=1) # The following should not trigger a null pointer dereference mu.emu_stop()