See this thread from yesterday: https://news.ycombinator.com/item?id=17165448 https://news.ycombinator.com/item?id=17165448 tl;dr: getting the function address

See this thread from yesterday: https://news.ycombinator.com/item?id=17165448 https://news.ycombinator.com/item?id=17165448 tl;dr: getting the function address first with dlsym or using -fno-plt does close the gap.