Here is a technique that you can follow to crash your Google Chrome version 0.2.149.27. Type - “:%†into your address bar and it will give you an error. Source - Crash Your Google Chrome
This was noticed and identified on the day Chrome was released and already discussed in DP ... nothing new my friend...
This is a good one, you can add images to your webpage that will crash Chrome even when they are moused over. http://www.chromeplugins.org/crash-chrome.html