[starnixgod]

No crash here. After a couple seconds of grinding Firefox prompts to kill the script.

Linux Mint 17.1 Firefox 36.0

[runn1ng]

So it seems I am the weird case.

Ok. Thanks for telling me.

I found this out randomly when testing what can and what cannot be on this handler and how gracefully do browsers handle it. It seems that it's not that easy.