From owner-freebsd-wireless@freebsd.org  Fri Apr  7 15:25:34 2017
Return-Path: <owner-freebsd-wireless@freebsd.org>
Delivered-To: freebsd-wireless@mailman.ysv.freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org
 [IPv6:2001:1900:2254:206a::19:1])
 by mailman.ysv.freebsd.org (Postfix) with ESMTP id 9B439D32ED0;
 Fri,  7 Apr 2017 15:25:34 +0000 (UTC)
 (envelope-from bsd-lists@bsdforge.com)
Received: from udns.ultimatedns.net (static-24-113-41-81.wavecable.com
 [24.113.41.81])
 (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits))
 (Client did not present a certificate)
 by mx1.freebsd.org (Postfix) with ESMTPS id 72DA216;
 Fri,  7 Apr 2017 15:25:33 +0000 (UTC)
 (envelope-from bsd-lists@bsdforge.com)
Received: from ultimatedns.net (localhost [127.0.0.1])
 by udns.ultimatedns.net (8.14.9/8.14.9) with ESMTP id v37FQjDr067406;
 Fri, 7 Apr 2017 08:26:51 -0700 (PDT)
 (envelope-from bsd-lists@bsdforge.com)
To: FreeBSD Stable <freebsd-stable@freebsd.org>, freebsd-hardware@freebsd.org, 
 <freebsd-wireless@freebsd.org>
In-Reply-To: <CABHD1wQPGT5TT8wSApTkePxtgkCo81ZmgTzLPCLVR=4zJvTNNg@mail.gmail.com>
References: <CAFYkXjmpwHMzYv6FBDvY3yzKj5swg-aCWy0htQozQ-wp=tZdQA@mail.gmail.com>
 <CAFYkXjnugPW8yEVzsBWJ2XP9BsQm869ygikair4+i_x41QhgGw@mail.gmail.com>
 <CAFYkXjm6cjXg2hEVi=7h4xM-Z+=92kJ98himwjnG9gCzmW6DqA@mail.gmail.com>
 <CAFYkXjnxBmXNHuhm-QGVKdOSH8_ctK29Rkh-y6tE40A_JC8Tng@mail.gmail.com>
 <CAFYkXjkzCobuOyKSL+XFkG_WxWoksqYwWwuP-4VJK8OgVmD_EA@mail.gmail.com>
 <CAFYkXj=N84ASjZoF8gzM8rAgLgqFE2iTVVUDAjyRrcfrVV9u+w@mail.gmail.com>
 <CAFYkXjmWUVAhR=tuteftxuXE=tuZCHM6gMJAmMPONJGpEu6Gtg@mail.gmail.com>
 <CAFYkXjmOLZhsQWtZD0VdJqcpftMgcgb8rztQ1KiTw7y6PXy8LA@mail.gmail.com>
 <CAFYkXjm7Z=VoKgkrsSfubK1kUMk_3WjgrDbk8tGM=4bKMotbKA@mail.gmail.com>
 <CAFYkXj=o3=Qa58gTvBARBEsKoJca=gt+TkayYPK8B4vJiZwJKg@mail.gmail.com>,
 <CABHD1wQPGT5TT8wSApTkePxtgkCo81ZmgTzLPCLVR=4zJvTNNg@mail.gmail.com>
From: "Chris H" <bsd-lists@bsdforge.com>
Subject: Re: if_iwm crashes kernel when loaded from /boot/loader.conf
Date: Fri, 07 Apr 2017 08:26:51 -0700
Content-Type: text/plain; charset=UTF-8; format=fixed
MIME-Version: 1.0
Message-id: <48fca113c89851fe1c44aa34227edca0@ultimatedns.net>
Content-Transfer-Encoding: 8bit
X-BeenThere: freebsd-wireless@freebsd.org
X-Mailman-Version: 2.1.23
Precedence: list
List-Id: "Discussions of 802.11 stack,
 tools device driver development." <freebsd-wireless.freebsd.org>
List-Unsubscribe: <https://lists.freebsd.org/mailman/options/freebsd-wireless>, 
 <mailto:freebsd-wireless-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-wireless/>
List-Post: <mailto:freebsd-wireless@freebsd.org>
List-Help: <mailto:freebsd-wireless-request@freebsd.org?subject=help>
List-Subscribe: <https://lists.freebsd.org/mailman/listinfo/freebsd-wireless>, 
 <mailto:freebsd-wireless-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Fri, 07 Apr 2017 15:25:34 -0000

On Fri, 07 Apr 2017 14:38:40 +0000 Tommi Pernila <tommi.pernila@gmail.com>
wrote

> On Fri, 7 Apr 2017 at 16.27, Tomasz CEDRO <tomek@cedro.info> wrote:
> 
> > Hello,
> >
> > I noticed a problem when loading if_iwm from /boot/loader.conf kernel
> > crashes as it cannot load module firmware dead loop occurs. Adding
> > iwm8000Cfw before if_iwm does not help.
> >
> > Loading if_iwm on a running system works fine and gives operational wifi.
> >
> > Intel Corporation Wireless 8260 class=0x028000 card=0x10108086
> > chip=0x24f38086 rev=0x3a hdr=0x00
> >
> > --
> > CeDeROM, SQ7MHZ, http://www.tomek.cedro.info
> 
> 
> This has been happening to my Intel 8260 as well.
> It seems to be a known bug.
Has anyone opened a pr(1)?
At least that way, it would be recorded as a problem.

--Chris
> 
> I circumvent it by manually loading the wifi modules after boot. This
> doesn't crash the system.
> 
> As a dirty hack? You could add the loading as a script and automatically
> load the modules when the FreeBSD is fully up and running.
> 
> Br,
> 
> Tommi
>