diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c
index 91d4528d71fa8a599b34cd625d8e7bb45893f9e2..ca1827c4af4a4f3e57a01d9ac2a4d295eb459cf4 100644
--- a/tools/perf/util/session.c
+++ b/tools/perf/util/session.c
@@ -1836,7 +1836,11 @@ static int __perf_session__process_events(struct perf_session *session,
 out_err:
 	ui_progress__finish();
 	perf_session__warn_about_errors(session);
-	ordered_events__free(&session->ordered_events);
+	/*
+	 * We may switching perf.data output, make ordered_events
+	 * reusable.
+	 */
+	ordered_events__reinit(&session->ordered_events);
 	auxtrace__free_events(session);
 	session->one_mmap = false;
 	return err;