src/jdk.incubator.httpclient/share/classes/jdk/incubator/http/Stream.java

@@ -765,11 +765,11 @@
     DataFrame getDataFrame(ByteBuffer buffer) {
         int requestAmount = Math.min(connection.getMaxSendFrameSize(), buffer.remaining());
         // blocks waiting for stream send window, if exhausted
         int actualAmount = windowController.tryAcquire(requestAmount, streamid, this);
         if (actualAmount <= 0) return null;
-        ByteBuffer outBuf = Utils.slice(buffer,  actualAmount);
+        ByteBuffer outBuf = Utils.sliceWithLimitedCapacity(buffer,  actualAmount);
         DataFrame df = new DataFrame(streamid, 0 , outBuf);
         return df;
     }
 
     private DataFrame getEmptyEndStreamDataFrame()  {