Re: [RFC v2 2/3] procfs: add hidepid= and gid= mount options

From: Vasiliy Kulikov
Date: Thu Dec 08 2011 - 14:24:48 EST


Hi Hugh,

On Mon, Dec 05, 2011 at 14:55 -0800, Hugh Dickins wrote:
> On Sat, 19 Nov 2011, Vasiliy Kulikov wrote:
> > This patch adds support of mount options to restrict access to
> > /proc/PID/ directories. The default backward-compatible "relaxed"
> > behaviour is left untouched.
>
> This patch, in 3.2.0-rc3-next-20111202, leaks tasks: watch
> while :; do ps; grep KernelStack /proc/meminfo; sleep 1; done

Thank you very much for the report!

Unfortunately, I have no time to look at it now, will try to debug the
issue these weekends.

Thanks,

--
Vasiliy Kulikov
http://www.openwall.com - bringing security into open computing environments
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