diff --git a/libs/gui/BufferQueueProducer.cpp b/libs/gui/BufferQueueProducer.cpp
index 48b1db8..05923b5 100644
--- a/libs/gui/BufferQueueProducer.cpp
+++ b/libs/gui/BufferQueueProducer.cpp
@@ -1352,6 +1352,7 @@
 
 String8 BufferQueueProducer::getConsumerName() const {
     ATRACE_CALL();
+    Mutex::Autolock lock(mCore->mMutex);
     BQ_LOGV("getConsumerName: %s", mConsumerName.string());
     return mConsumerName;
 }