fixup! fixup! fixup! fixup! Address TSAN is mark_header_stale

lib/dns/rbtdb.c

@@ -3064,7 +3064,9 @@ bind_rdataset(dns_rbtdb_t *rbtdb, dns_rbtnode_t *node, rdatasetheader_t *header,
 	 * were unable to obtain a write lock so we need to check
 	 * rdh_ttl here.
 	 */
-	if (STALE(header) || (IS_CACHE(rbtdb) && header->rdh_ttl > now)) {
+	if (STALE(header) ||
+	    (IS_CACHE(rbtdb) && !ACTIVE(header, now) && header->rdh_ttl > now))
+	{
 		rdataset->attributes |= DNS_RDATASETATTR_STALE;
 		rdataset->stale_ttl =
 			(rbtdb->serve_stale_ttl + header->rdh_ttl) - now;