D31981.id100880.diff
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D31981.id100880.diff
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	diff --git a/usr.sbin/bhyve/fwctl.c b/usr.sbin/bhyve/fwctl.c
	--- a/usr.sbin/bhyve/fwctl.c
	+++ b/usr.sbin/bhyve/fwctl.c
	@@ -472,16 +472,18 @@
	static void
	fwctl_outw(uint16_t val)
	{
	- switch (be_state) {
	- case IDENT_WAIT:
	- if (val == 0) {
	- be_state = IDENT_SEND;
	- ident_idx = 0;
	- }
	- break;
	- default:
	- /* ignore */
	- break;
	+ if (be_state == DORMANT) {
	+ return;
	+ }
	+
	+ if (val == 0) {
	+ /*
	+ * The guest wants to read the signature. It's possible that the
	+ * guest is unaware of the fwctl state at this moment. For that
	+ * reason, reset the state machine unconditionally.
	+ */
	+ be_state = IDENT_SEND;
	+ ident_idx = 0;
	}
	}