message: Fix stack probing typo
diff: @@ -517,7 +517,7 @@ impl<'a, M: Machine> FuncGen<'a, M> {
  // so here we probe it explicitly when needed.
  for i in (sig.params().len()..n)
  .step_by(NATIVE_PAGE_SIZE / 8)
  - .skip(0)
  + .skip(1)
  {
  self.machine.zero_location(Size::S64, locations[i]);
  }
  