{
   Invalid free in valgrind/vgpreload_memcheck-amd64-linux.so
   Memcheck:Free
   fun:free
   fun:__libc_freeres
   fun:_vgnU_freeres
   fun:__run_exit_handlers
   fun:exit
}

{
   Syscall param sendmsg(msg.msg_name) points to uninitialised byte(s)
   Memcheck:Param
   sendmsg(msg.msg_name)
   fun:*sendmsg*
   fun:readline
}