UserAgent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_10_1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/51.0.2680.0 Safari/537.36

Steps to reproduce the problem:
1. Open Facebook.com (login)
2. Wait for a crash
3. 

What is the expected behavior?

What went wrong?
The renderer crashes.

Crashed report ID: No, Chrome crashes completely when I load chrome://crashes

How much crashed? Just one tab

Is it a problem with a plugin? No 

Did this work before? Yes Yesterday

Chrome version: 51.0.2680.0  Channel: canary
OS Version: OS X 10.10.1
Flash Version: Shockwave Flash 21.0 r0

This has happened a couple of times today.