node crash when send handle to child

core_will_be_dumped

/* vim: set expandtab tabstop=2 shiftwidth=2 foldmethod=marker: */

"use strict";

var listen = function (port, onconnection) {
  var res = new (process.binding('tcp_wrap').TCP);
  res.onconnection = onconnection;
  res.bind('0.0.0.0', port);
  res.listen(128);
  return res;
};

var _master = (process.argv.length > 2 && 'worker' == process.argv[2]) ? false : true;
if (_master) {
  var child = require('child_process').fork(__filename, ['worker']);
  listen(3126, function (handle) {
    console.log('Got connection');
    handle.close();
    //process.nextTick(function () {
      child.send('request', handle);
    //});

    //handle.close();
    //handle = null;
  });
} else {
  var _http = require('http').createServer(function (req, res) {
    res.end('Hello world');
  });

  process.on('message', function (msg, handle) {
    if (!handle) {
      return;
    }

    var socket = new (require('net').Socket)({
      'handle' : handle,
    });
    socket.readable = true;
    socket.writable = true;
    socket.resume();
    socket.emit('connect');

    _http.emit('connection', socket);
  });
}