Program: 34857
Project: 34857
Buggy source:
public boolean handleHTTP2UpgradeRequest(Map<String,String> headers,HttpInboundLink link){
  if (TraceComponent.isAnyTracingEnabled() && tc.isDebugEnabled()) {
    Tr.debug(tc,"String_Node_Str");
  }
  if (TraceComponent.isAnyTracingEnabled() && tc.isDebugEnabled()) {
    Tr.debug(tc,"String_Node_Str");
  }
  link.getHTTPContext().send101SwitchingProtocol("String_Node_Str");
  if (TraceComponent.isAnyTracingEnabled() && tc.isDebugEnabled()) {
    Tr.debug(tc,"String_Node_Str");
  }
  Integer streamID=new Integer(1);
  H2VirtualConnectionImpl h2VC=new H2VirtualConnectionImpl(initialVC);
  h2VC.getStateMap().remove(HttpDispatcherLink.LINK_ID);
  H2HttpInboundLinkWrap wrap=new H2HttpInboundLinkWrap(httpInboundChannel,h2VC,streamID,this);
  if (TraceComponent.isAnyTracingEnabled() && tc.isDebugEnabled()) {
    Tr.debug(tc,"String_Node_Str");
  }
  H2StreamProcessor streamProcessor=new H2StreamProcessor(streamID,wrap,this,StreamState.HALF_CLOSED_REMOTE);
  if (TraceComponent.isAnyTracingEnabled() && tc.isDebugEnabled()) {
    Tr.debug(tc,"String_Node_Str" + streamProcessor);
  }
  writeQ.addNewNodeToQ(streamID,Node.ROOT_STREAM_ID,Node.DEFAULT_NODE_PRIORITY,false);
  streamTable.put(streamID,streamProcessor);
  highestClientStreamId=streamID;
  String settings=headers.get("String_Node_Str");
  try {
    if (TraceComponent.isAnyTracingEnabled() && tc.isDebugEnabled()) {
      Tr.debug(tc,"String_Node_Str" + settings);
    }
    getConnectionSettings().processUpgradeHeaderSettings(settings);
  }
 catch (  ProtocolException e1) {
    if (TraceComponent.isAnyTracingEnabled() && tc.isDebugEnabled()) {
      Tr.debug(tc,"String_Node_Str");
    }
    return false;
  }
  initialHttpInboundLink=link;
  if (TraceComponent.isAnyTracingEnabled() && tc.isDebugEnabled()) {
    Tr.debug(tc,"String_Node_Str" + link);
  }
  link.reinit(wrap.getConnectionContext(),wrap.getVirtualConnection(),wrap);
  if (TraceComponent.isAnyTracingEnabled() && tc.isDebugEnabled()) {
    Tr.debug(tc,"String_Node_Str");
  }
  return true;
}

Fixed version (ground truth):
/** 
 * Handle an h2c upgrade request
 * @param headers a map of the headers for this request
 * @param link the initial inbound link
 * @return true if the http2 upgrade was successful
 */
public boolean handleHTTP2UpgradeRequest(Map<String,String> headers,HttpInboundLink link){
  if (TraceComponent.isAnyTracingEnabled() && tc.isDebugEnabled()) {
    Tr.debug(tc,"String_Node_Str");
  }
  if (TraceComponent.isAnyTracingEnabled() && tc.isDebugEnabled()) {
    Tr.debug(tc,"String_Node_Str");
  }
  link.getHTTPContext().send101SwitchingProtocol("String_Node_Str");
  if (TraceComponent.isAnyTracingEnabled() && tc.isDebugEnabled()) {
    Tr.debug(tc,"String_Node_Str");
  }
  Integer streamID=new Integer(1);
  H2VirtualConnectionImpl h2VC=new H2VirtualConnectionImpl(initialVC);
  h2VC.getStateMap().remove(HttpDispatcherLink.LINK_ID);
  H2HttpInboundLinkWrap wrap=new H2HttpInboundLinkWrap(httpInboundChannel,h2VC,streamID,this);
  if (TraceComponent.isAnyTracingEnabled() && tc.isDebugEnabled()) {
    Tr.debug(tc,"String_Node_Str");
  }
  H2StreamProcessor streamProcessor=new H2StreamProcessor(streamID,wrap,this,StreamState.HALF_CLOSED_REMOTE);
  if (TraceComponent.isAnyTracingEnabled() && tc.isDebugEnabled()) {
    Tr.debug(tc,"String_Node_Str" + streamProcessor);
  }
  writeQ.addNewNodeToQ(streamID,Node.ROOT_STREAM_ID,Node.DEFAULT_NODE_PRIORITY,false);
  streamTable.put(streamID,streamProcessor);
  highestClientStreamId=streamID;
  String settings=headers.get("String_Node_Str");
  try {
    if (TraceComponent.isAnyTracingEnabled() && tc.isDebugEnabled()) {
      Tr.debug(tc,"String_Node_Str" + settings);
    }
    getConnectionSettings().processUpgradeHeaderSettings(settings);
  }
 catch (  ProtocolException e1) {
    if (TraceComponent.isAnyTracingEnabled() && tc.isDebugEnabled()) {
      Tr.debug(tc,"String_Node_Str");
    }
    return false;
  }
  initialHttpInboundLink=link;
  if (TraceComponent.isAnyTracingEnabled() && tc.isDebugEnabled()) {
    Tr.debug(tc,"String_Node_Str" + link);
  }
  link.reinit(wrap.getConnectionContext(),wrap.getVirtualConnection(),wrap);
  if (TraceComponent.isAnyTracingEnabled() && tc.isDebugEnabled()) {
    Tr.debug(tc,"String_Node_Str");
  }
  return true;
}