From owner-freebsd-wireless@FreeBSD.ORG Sun Jun 8 01:41:12 2014 Return-Path: Delivered-To: freebsd-wireless@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 72F5B7DA; Sun, 8 Jun 2014 01:41:12 +0000 (UTC) Received: from mail-qg0-x233.google.com (mail-qg0-x233.google.com [IPv6:2607:f8b0:400d:c04::233]) (using TLSv1 with cipher ECDHE-RSA-RC4-SHA (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 1D5EB2573; Sun, 8 Jun 2014 01:41:12 +0000 (UTC) Received: by mail-qg0-f51.google.com with SMTP id q107so7401895qgd.10 for ; Sat, 07 Jun 2014 18:41:10 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:sender:in-reply-to:references:date:message-id:subject :from:to:cc:content-type; bh=FzBN7NUSV3nGTXoV3ihnoOizxYYwGYCzeBTYZQz9ROU=; b=Lz8JyEy/4t7Ttv+UG0yl1o4WG/B91akKACDvZhwBal+Xx+NxvFiGzVJpM1nmUyXp3o Pj4QxhyfR0DcfGNwzKZ1XHJROJWTulYkGwOz9x0LMOVW63Ynsj5m2S+kMKWIcAw6N4Db l0cdOI8PQiR0IfQhCXh0bEhpQ3iwqYigEk7cgufDm8DfTAumNT4PB7Y3+mQGs2jWG4YD MlAYFn2I3OdDFYZLBh/eqtQBUiviDkQTgw81xEDDiNhWALQo0pG7eQSXhN6E12/XK9uS hzQCmv86PmPgcnP/F2fn0D3wmShG/lCjU4NVXtFE51D+JAct9q9v1uEdp9xZAyo/W2Ok qWmQ== MIME-Version: 1.0 X-Received: by 10.224.160.202 with SMTP id o10mr22200706qax.8.1402191670732; Sat, 07 Jun 2014 18:41:10 -0700 (PDT) Sender: adrian.chadd@gmail.com Received: by 10.224.43.134 with HTTP; Sat, 7 Jun 2014 18:41:10 -0700 (PDT) In-Reply-To: <20140608092142.746a09db@X220.alogt.com> References: <20140331073054.5d7642d6@X220.alogt.com> <1397006320.5173.2.camel@powernoodle.corp.yahoo.com> <20140409093642.19c2f5cb@X220.alogt.com> <20140409113254.3a3277a3@X220.alogt.com> <20140523191329.62027b64@X220.alogt.com> <20140523235953.7f8dbb4d@X220.alogt.com> <20140608092142.746a09db@X220.alogt.com> Date: Sat, 7 Jun 2014 21:41:10 -0400 X-Google-Sender-Auth: XV-6WR-GSQtIQOwSCvkprwWNsDc Message-ID: Subject: Re: iwn0 hangs randomly when starting the machine From: Adrian Chadd To: Erich Dollansky Content-Type: text/plain; charset=UTF-8 Cc: "freebsd-wireless@freebsd.org" , sean bruno X-BeenThere: freebsd-wireless@freebsd.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: "Discussions of 802.11 stack, tools device driver development." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 08 Jun 2014 01:41:12 -0000 Hi, Can you pleease chase this up with me next week? We need to find/fix these issues. I'm not running v6 at home; I can easily flip that on when I get home next week. THanks, -a On 7 June 2014 21:21, Erich Dollansky wrote: > Hi Adrian, > > On Fri, 23 May 2014 09:01:36 -0700 > Adrian Chadd wrote: > >> a photo will be fine. :-) >> > did the photos help? > > I did not have any problems anymore since I deactivated IPV6. > > Erich >> >> -a >> >> >> On 23 May 2014 08:59, Erich Dollansky >> wrote: >> > Hi, >> > >> > On Fri, 23 May 2014 08:36:31 -0700 >> > Adrian Chadd wrote: >> > >> >> Ok, it's a null pointer dereference (based on the address you >> >> posted) and it's ipv6 related. That's .. odd. >> >> >> >> Can you provide a backtrace from the crash? >> >> >> > I can try tomorrow. Am I right that I can only take photos of the >> > screen at this point of the boot process? >> > >> > Erich >> >> >> >> >> >> -a >> >> >> >> >> >> On 23 May 2014 04:13, Erich Dollansky >> >> wrote: >> >> > Hi, >> >> > >> >> > On Tue, 8 Apr 2014 20:40:01 -0700 >> >> > Adrian Chadd wrote: >> >> > >> >> >> I'm not sure. I'd really like to see what the story is with >> >> >> coexistence somehow. >> >> >> >> >> > I did some more investigations and came to the result that iwn >> >> > crashes in 'in6_ifattach_linklocal'. >> >> > >> >> > When I disable ipv6, it all works fine. I did several reboots >> >> > without a problem. >> >> > >> >> > To make this a bit more complicated, if I use only em0, the >> >> > machine starts normal. When I use iwn0 alone or together with >> >> > lagg0 and em0, the machine crashes during the boot process. The >> >> > crashes only happen when IPV6 is enabled in rc.conf. >> >> > >> >> > Erich >> > >