linux-kernel - Re: noisy selinux messages on tmpfs mount.

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Message-ID: <10532721.yu8lhX206e@sifl>
Date:	Mon, 12 Jan 2015 10:06:43 -0500
From:	Paul Moore <pmoore@...hat.com>
To:	"Christopher J. PeBenito" <cpebenito@...sys.com>
Cc:	Stephen Smalley <sds@...ho.nsa.gov>,
	Dave Jones <davej@...emonkey.org.uk>,
	Stephen Smalley <stephen.smalley@...il.com>,
	selinux <selinux@...ho.nsa.gov>,
	James Morris <james.l.morris@...cle.com>,
	Linux Kernel <linux-kernel@...r.kernel.org>
Subject: Re: noisy selinux messages on tmpfs mount.

On Monday, January 12, 2015 09:51:17 AM Christopher J. PeBenito wrote:
> On 1/9/2015 3:47 PM, Stephen Smalley wrote:
> > On 01/09/2015 02:13 PM, Dave Jones wrote:
> >> That doesn't really help with the flooding of dmesg, so no.
> >> I should also note that it's not just logging in that creates a new
> >> session, it also seems to be getting triggered by cron jobs, or
> >> whatever the systemd replacement is.
> > 
> > Fair enough.  I think we can likely get rid of it then.
> 
> Are you saying completely get rid of the message in all cases?  If so,
> how is a user supposed to debug situations where they mount a filesystem
> and labeling doesn't work (i.e. no security label support or policy
> hasn't been updated for that fs)?

I'm pretty sure Stephen just meant the normal case, not the "unknown behavior" 
case.

> Is there going to be another place to look see what the labeling behavior is
> for all mounted filesystems?

I imagine we could create something in securityfs for that, you want to write 
a patch Chris? :)

-- 
paul moore
security @ redhat

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