Recursive require crashes node

foo.js

require('./index.js')();

module.exports = function(){
  console.log('foo.js', Date.now() );
}

gistfile1.sh

$ node --version
v0.6.2

$ node index.js

node.js:201
        throw e; // process.nextTick error, or 'error' event on first tick
              ^
TypeError: object is not a function
    at Object.CALL_NON_FUNCTION (native)
    at Object.<anonymous> (/fun/test/foo.js:1:83)
    at Module._compile (module.js:432:26)
    at Object..js (module.js:450:10)
    at Module.load (module.js:351:31)
    at Function._load (module.js:310:12)
    at Module.require (module.js:357:17)
    at require (module.js:368:17)
    at Object.<anonymous> (/fun/test/index.js:1:63)
    at Module._compile (module.js:432:26)

index.js

require('./foo.js')();

module.exports = function(){
  console.log('index.js', Date.now());
}