From owner-freebsd-stable@FreeBSD.ORG  Wed Oct 15 16:57:07 2014
Return-Path: <owner-freebsd-stable@FreeBSD.ORG>
Delivered-To: freebsd-stable@FreeBSD.org
Received: from mx1.freebsd.org (mx1.freebsd.org
 [IPv6:2001:1900:2254:206a::19:1])
 (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits))
 (No client certificate requested)
 by hub.freebsd.org (Postfix) with ESMTPS id 80217331;
 Wed, 15 Oct 2014 16:57:07 +0000 (UTC)
Received: from webmail2.jnielsen.net (webmail2.jnielsen.net [50.114.224.20])
 (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits))
 (Client CN "webmail2.jnielsen.net",
 Issuer "freebsdsolutions.net" (not verified))
 by mx1.freebsd.org (Postfix) with ESMTPS id 5BCDB103;
 Wed, 15 Oct 2014 16:57:07 +0000 (UTC)
Received: from [10.10.1.198] (office.betterlinux.com [199.58.199.60])
 (authenticated bits=0)
 by webmail2.jnielsen.net (8.14.9/8.14.9) with ESMTP id s9FGv3eU055316
 (version=TLSv1/SSLv3 cipher=AES128-SHA bits=128 verify=NO);
 Wed, 15 Oct 2014 10:57:06 -0600 (MDT)
 (envelope-from john@jnielsen.net)
X-Authentication-Warning: webmail2.jnielsen.net: Host office.betterlinux.com
 [199.58.199.60] claimed to be [10.10.1.198]
Content-Type: text/plain; charset=us-ascii
Mime-Version: 1.0 (Mac OS X Mail 7.3 \(1878.6\))
Subject: Re: No network interfaces with 10.1-RC2 kernel and 9.2 userland
From: John Nielsen <john@jnielsen.net>
In-Reply-To: <20141015165409.GZ2153@kib.kiev.ua>
Date: Wed, 15 Oct 2014 10:57:03 -0600
Content-Transfer-Encoding: quoted-printable
Message-Id: <18F7164A-31D8-483E-B403-5142DAB20CE4@jnielsen.net>
References: <20141013165244.GA61249@hub.FreeBSD.org>
 <543E993B.5050406@vangyzen.net> <20141015163619.GR36695@hub.FreeBSD.org>
 <20141015165409.GZ2153@kib.kiev.ua>
To: Eric van Gyzen <eric@vangyzen.net>
X-Mailer: Apple Mail (2.1878.6)
Cc: Konstantin Belousov <kostikbel@gmail.com>, Glen Barber <gjb@FreeBSD.org>,
 freebsd-stable@FreeBSD.org, re@FreeBSD.org
X-BeenThere: freebsd-stable@freebsd.org
X-Mailman-Version: 2.1.18-1
Precedence: list
List-Id: Production branch of FreeBSD source code <freebsd-stable.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/options/freebsd-stable>,
 <mailto:freebsd-stable-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-stable/>
List-Post: <mailto:freebsd-stable@freebsd.org>
List-Help: <mailto:freebsd-stable-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-stable>,
 <mailto:freebsd-stable-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Wed, 15 Oct 2014 16:57:07 -0000

On Oct 15, 2014, at 10:54 AM, Konstantin Belousov <kostikbel@gmail.com> =
wrote:

> On Wed, Oct 15, 2014 at 04:36:19PM +0000, Glen Barber wrote:
>> On Wed, Oct 15, 2014 at 11:56:43AM -0400, Eric van Gyzen wrote:
>>> I used freebsd-update to update a 9.2-RELEASE-p10 i386 system to
>>> 10.1-RC2.  After installing the kernel and rebooting, still using =
the
>>> 9.2 userland, ifconfig showed no interfaces.  Is this expected?  Do =
I
>>> need to bounce through 9.3 or 10.0 first?
>>>=20
>>=20
>> What interfaces should be there?
>>=20
>> Please provide the contents of /var/run/dmesg.boot.
>=20
> The interfaces used to manage networking (i.e. the kernel calls =
utilized
> by ifconfig(8), route(8) and others) are not kept stable between =
stable
> branches.  Usually, the compatibility is broken.
>=20
> Simply put, you cannot use configuration utilities from stable/9 on
> stable/10 kernel.  This is expected.
>=20
> You did not followed the instruction in UPDATING.

Oh, I missed the bit about the old userland. Yes, that is expected. You =
need to run "freebsd-update install" one or more times to install the =
new userland and remove old libraries (once you've updated your =
ports/packages).