[notpeter]

> to see how far it gets before killing itself (on a VM or easily re-flashed machine of course).

I did this, but with dd -- it completed. Was very anti-climatic. I was hoping it would crash or at least disconnect me, but the kernel, sshd and bash were still in memory and happily returned me to a prompt where I couldn't really do anything.

[msm_]

There's where the real fun starts. Now try to recover from this extremely restricted shell!

[nightfly]

Doing at the block device level you're gonna have stuff stick around in cache, file-wise would blow things up faster