From owner-freebsd-stable@FreeBSD.ORG Sun Apr 18 08:14:03 2010 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 2A224106564A for ; Sun, 18 Apr 2010 08:14:03 +0000 (UTC) (envelope-from bschmidt@mx.techwires.net) Received: from mx.techwires.net (mx.techwires.net [IPv6:2001:4d88:100f:1::3]) by mx1.freebsd.org (Postfix) with ESMTP id C09F38FC0C for ; Sun, 18 Apr 2010 08:14:02 +0000 (UTC) Received: by mx.techwires.net (Postfix, from userid 1001) id 18D6226CE9; Sun, 18 Apr 2010 10:14:01 +0200 (CEST) Date: Sun, 18 Apr 2010 10:14:01 +0200 From: Bernhard Schmidt To: Olivier =?iso-8859-1?Q?Cochard-Labb=E9?= Message-ID: <20100418081400.GA40496@mx.techwires.net> References: Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: User-Agent: Mutt/1.4.2.3i Cc: freebsd-stable@freebsd.org Subject: Re: iwn firmware instability with an up-to-date stable kernel X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 18 Apr 2010 08:14:03 -0000 On Sun, Apr 18, 2010 at 03:49:14AM +0200, Olivier Cochard-Labbé wrote: > Hi, > > I meet instability with an up-to-date stable 8 kernel and iwn drivers: > About twice a day, my wireless connection hang and I've this error > message in dmesg: > > firmware error log: > error type = "NMI_INTERRUPT_WDG" (0x00000004) > program counter = 0x0000046C > source line = 0x000000D0 >[..] > > Does anyone meet the same problem ? I've seen this error a few times, even Intel knows about it: http://bugzilla.intellinuxwireless.org/show_bug.cgi?id=1965 Issue is that there is no known workaround. Are you able to reproduce this on demand? As in type a few commands and the firmware error occurs? -- Bernhard