h.debugCallReturn(ctxt)
	case 2:
		// Function panicked. Copy panic out.
		h.debugCallPanicOut(ctxt)
	case 8:
		// Call isn't safe. Get the reason.
		h.debugCallUnsafe(ctxt)
		// Don't wake h.done. We need to transition to status 16 first.
	case 16:
		h.restoreSigContext(ctxt)
		// Done
		notewakeup(&h.done)
	default:
		h.err = plainError("unexpected debugCallV2 status")