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From: Ingo Molnar <mingo@elte.hu>
To: Casey Schaufler <casey@schaufler-ca.com>
Cc: David Miller <davem@davemloft.net>,
	linux-kernel@vger.kernel.org, netdev@vger.kernel.org,
	Linus Torvalds <torvalds@linux-foundation.org>
Subject: Re: [bisected] Re: [bug] networking broke, ssh: connect to port 22: Protocol error
Date: Thu, 7 Feb 2008 12:44:44 +0100	[thread overview]
Message-ID: <20080207114444.GA387@elte.hu> (raw)
In-Reply-To: <657224.72762.qm@web36615.mail.mud.yahoo.com>


* Casey Schaufler <casey@schaufler-ca.com> wrote:

> > So unlike some other security modules like SELINUX, enabling SMACK 
> > breaks un-aware userspace and breaks TCP networking?
> > 
> > I dont think that's expected behavior - and i'd definitely like to 
> > enable SMACK in automated tests to check for regressions, etc.
> 
> As Stephen mentions later, Smack uses CIPSO. sshd does not like any IP 
> options because of traceroute, and must be built with that check 
> disabled with the current Smack version. I have been looking at using 
> unlabeled packets for the "ambient" label, it appears that doing so 
> would make life simpler. I will get right on it.

ok - feel free to send me any patches to test.

	Ingo

      reply	other threads:[~2008-02-07 11:45 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-02-06 11:38 Ingo Molnar
2008-02-06 11:42 ` David Miller
2008-02-06 12:22   ` Ingo Molnar
2008-02-06 12:32     ` David Miller
2008-02-06 13:11       ` Ingo Molnar
2008-02-06 13:35         ` [bisected] " Ingo Molnar
2008-02-06 13:55           ` Stephen Smalley
2008-02-06 15:58           ` Casey Schaufler
2008-02-07 11:44             ` Ingo Molnar [this message]

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