linux-kernel - Re: [PATCH v4] seccomp: add ptrace options for suspend/resume

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Message-ID: <20150610192010.GA12697@redhat.com>
Date:	Wed, 10 Jun 2015 21:20:10 +0200
From:	Oleg Nesterov <oleg@...hat.com>
To:	Andy Lutomirski <luto@...capital.net>
Cc:	Tycho Andersen <tycho.andersen@...onical.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Linux API <linux-api@...r.kernel.org>,
	Kees Cook <keescook@...omium.org>,
	Will Drewry <wad@...omium.org>,
	Roland McGrath <roland@...k.frob.com>,
	Pavel Emelyanov <xemul@...allels.com>,
	"Serge E. Hallyn" <serge.hallyn@...ntu.com>
Subject: Re: [PATCH v4] seccomp: add ptrace options for suspend/resume

On 06/10, Andy Lutomirski wrote:
>
> On Wed, Jun 10, 2015 at 9:31 AM, Oleg Nesterov <oleg@...hat.com> wrote:
> >
> > Andy, I simply can't understand why do we need any security check at all.
...
> I think we
> should take the more paranoid approach to start and relax it later as
> needed.

OK. I didn't really tried to argue. I actually replied to other part
of you email, and simply could not resist ;)

Oleg.

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