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Date: Mon, 19 Dec 2011 21:54:26 +0100
From: Dimitry Andric <dim@FreeBSD.org>
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To: Garrett Cooper <yanegomi@gmail.com>
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Cc: Doug Barton <dougb@FreeBSD.org>,
	freebsd-current <freebsd-current@FreeBSD.org>
Subject: Re: r228700 can't dhclient em0
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On 2011-12-19 17:36, Garrett Cooper wrote:
> On Dec 19, 2011, at 5:24 AM, Dimitry Andric<dim@FreeBSD.org>  wrote:
>> On 2011-12-19 10:17, Doug Barton wrote:
>>> I updated to r228700 from 228122 and dhclient exits immediately saying
>>> that em0 doesn't exist. However ifconfig seems to disagree:
...
>> I saw this too, when my kernel and userland were out of sync (e.g. just
>> after installing a new kernel, and before installworld).  I suspect it
>> is caused by the changes in r228571, which cause old ifconfig and
>> dhclient to not recognize any interfaces.  I'm not 100% sure though.
> This makes sense because the structs that describe addresses changed recently.

It may make sense, but it is very annoying when you want to installworld
over NFS, or have any other network access before or during
installation. :(