> /proc/[pid]/fd/.. is handles to files outside the chroot area.
It does not. In 2.2 at least. In 2.0 you can just use /proc/1/cwd :-)
But for 2.2... Hm... I'm not sure how to use proc to get out of the chroot
trap with 2.2 :-/
> That has limited uses as you are normally non root (if you are root the
> chroot problem is uninteresting).
> Simply provide some proc-daemons, and talk to them for ps service.
Doable but still it's interesting question: is it possible for non-root
to get out of chroot trap via proc ?
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