diff --git a/libswresample/swresample.c b/libswresample/swresample.c
index b8c646f154..4becb0724d 100644
--- a/libswresample/swresample.c
+++ b/libswresample/swresample.c
@@ -223,6 +223,16 @@ av_cold int swr_init(struct SwrContext *s){
 
     s->flushed = 0;
 
+    if(av_get_channel_layout_nb_channels(s-> in_ch_layout) > SWR_CH_MAX) {
+        av_log(s, AV_LOG_WARNING, "Input channel layout 0x%"PRIx64" is invalid or unsupported.\n", s-> in_ch_layout);
+        s->in_ch_layout = 0;
+    }
+
+    if(av_get_channel_layout_nb_channels(s->out_ch_layout) > SWR_CH_MAX) {
+        av_log(s, AV_LOG_WARNING, "Output channel layout 0x%"PRIx64" is invalid or unsupported.\n", s->out_ch_layout);
+        s->out_ch_layout = 0;
+    }
+
     if(s-> in_sample_fmt >= AV_SAMPLE_FMT_NB){
         av_log(s, AV_LOG_ERROR, "Requested input sample format %d is invalid\n", s->in_sample_fmt);
         return AVERROR(EINVAL);