--- a/modules/stats/stats.c
+++ b/modules/stats/stats.c
@@ -498,6 +498,7 @@
 	}
 	for (size_t i = 0; i < UPSTREAMS_COUNT; ++i) {
 		struct sockaddr *sa = (struct sockaddr *)&data->upstreams.q.at[i];
+		memset(sa, 0, sizeof(struct sockaddr));
 		sa->sa_family = AF_UNSPEC;
 	}
 	return kr_ok();