Re: [PATCH RFC] allow some kernel filesystems to be mounted in auser namespace

[Al Viro]

On Tue, Jul 16, 2013 at 02:29:20PM -0500, Serge Hallyn wrote:
> All the files will be owned by host root, so there's no security
> concern in allowing this.

Files owned by root != very bad things can't be done by non-root.
Especially for debugfs, which is very much a "don't even think about
mounting that on a production box" thing...
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