On Fri, Jan 25, 2013 at 09:48:57AM +0100, Joerg Epping wrote: > Hello, > > on ARM9 machines ping6 still segfaults sometimes. I tracked this down > to the unpack6/inet_ntop function. I think it's memory alignment > again. Can you verify in gdb that when the crash happens, the pointer is misaligned? It would be nice to know that you really found the cause of the issue. Rich