diff --git a/libavformat/rtsp.c b/libavformat/rtsp.c
index 9aa66d24a4..00986435ae 100644
--- a/libavformat/rtsp.c
+++ b/libavformat/rtsp.c
@@ -2123,6 +2123,8 @@ redo:
     }
     if (len == AVERROR(EAGAIN) && first_queue_st &&
         rt->transport == RTSP_TRANSPORT_RTP) {
+        av_log(s, AV_LOG_WARNING,
+                "max delay reached. need to consume packet\n");
         rtsp_st = first_queue_st;
         ret = ff_rtp_parse_packet(rtsp_st->transport_priv, pkt, NULL, 0);
         goto end;