The !RESTARTABLE_PANICS code has some loose ends.

sys/kern/kern_shutdown.c

@@ -574,7 +574,9 @@ void
 panic(const char *fmt, ...)
 {
 	int bootopt;
+#if defined(DDB) && defined(RESTARTABLE_PANICS)
 	int holding_giant = 0;
+#endif
 	va_list ap;
 	static char buf[256];
 
@@ -610,6 +612,12 @@ panic(const char *fmt, ...)
 	else
 		panicstr = fmt;
 
+	/* Test that the console is still working. */
+	printf("              \\|/ ____ \\|/\n"
+	       "              \"@'/ .. \\`@\"\n"
+	       "              /_| \\__/ |_\\\n"
+	       "                 \\__U_/\n");
+
 	va_start(ap, fmt);
 	(void)vsnprintf(buf, sizeof(buf), fmt, ap);
 	if (panicstr == fmt)