diff --git a/media/libmediaplayerservice/nuplayer/NuPlayerRenderer.cpp b/media/libmediaplayerservice/nuplayer/NuPlayerRenderer.cpp
index fbe463b..d628e14 100644
--- a/media/libmediaplayerservice/nuplayer/NuPlayerRenderer.cpp
+++ b/media/libmediaplayerservice/nuplayer/NuPlayerRenderer.cpp
@@ -822,6 +822,10 @@
 }
 
 bool NuPlayer::Renderer::onDrainAudioQueue() {
+    // do not drain audio during teardown as queued buffers may be invalid.
+    if (mAudioTornDown) {
+        return false;
+    }
     // TODO: This call to getPosition checks if AudioTrack has been created
     // in AudioSink before draining audio. If AudioTrack doesn't exist, then
     // CHECKs on getPosition will fail.
@@ -1527,6 +1531,7 @@
         cancelAudioOffloadPauseTimeout();
         status_t err = mAudioSink->start();
         if (err != OK) {
+            ALOGE("cannot start AudioSink err %d", err);
             notifyAudioTearDown();
         }
     }