QtDeclarative crashes when invalid 'HELLO" message is sent to debug port

0	QByteArray::size	qbytearray.h	385	0x650eead8	
1	QPacketProtocolPrivate::readyToRead	qpacketprotocol.cpp	194	0x6508291d	
2	QPacketProtocolPrivate::readyToRead	qpacketprotocol.cpp	205	0x650829ea	
3	QPacketProtocolPrivate::readyToRead	qpacketprotocol.cpp	192	0x65082904	
4	QPacketProtocolPrivate::qt_metacall	qpacketprotocol.moc	86	0x650111f2	
5	QMetaObject::metacall	qmetaobject.cpp	237	0x6a205ff8	
6	QMetaCallEvent::placeMetaCall	qobject.cpp	535	0x6a210c9d	
7	QObject::event	qobject.cpp	1217	0x6a212ba8	
8	QApplicationPrivate::notify_helper	qapplication.cpp	4462	0xf2bd88	
9	QApplication::notify	qapplication.cpp	3862	0xf296da	
10	QCoreApplication::notifyInternal	qcoreapplication.cpp	731	0x6a201540	
11	QCoreApplication::sendEvent	qcoreapplication.h	215	0x6a268258	
12	QCoreApplicationPrivate::sendPostedEvents	qcoreapplication.cpp	1372	0x6a2025eb	
13	qt_internal_proc	qeventdispatcher_win.cpp	497	0x6a2248e7	
14	USER32!OffsetRect	C:\Windows\syswow64\user32.dll	0	0x774b62fa	
15	??		0	0x1d0e5a	
16	??		0	0x401	
17	??		0		

Qml debugging is enabled. Only use this in a safe environment!
QDeclarativeDebugServer: Waiting for connection on port 3768...
QDeclarativeDebugServer: Invalid hello message