diff --git a/kernel/trace/ring_buffer.c b/kernel/trace/ring_buffer.c
index 475338fda969baf876da03ebf891ec0105c5d004..5979327254f99bc9ed479419cc68650e77d120c8 100644
--- a/kernel/trace/ring_buffer.c
+++ b/kernel/trace/ring_buffer.c
@@ -1929,6 +1929,9 @@ rb_iter_head_event(struct ring_buffer_iter *iter)
 	unsigned long commit;
 	unsigned length;
 
+	if (iter->head != iter->next_event)
+		return iter->event;
+
 	/*
 	 * When the writer goes across pages, it issues a cmpxchg which
 	 * is a mb(), which will synchronize with the rmb here.