From owner-freebsd-current@FreeBSD.ORG Fri Oct 28 22:12:07 2005 Return-Path: X-Original-To: freebsd-current@freebsd.org Delivered-To: freebsd-current@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 2DBDC16A421 for ; Fri, 28 Oct 2005 22:12:07 +0000 (GMT) (envelope-from jhb@freebsd.org) Received: from mv.twc.weather.com (mv.twc.weather.com [65.212.71.225]) by mx1.FreeBSD.org (Postfix) with ESMTP id BAFE343D45 for ; Fri, 28 Oct 2005 22:12:06 +0000 (GMT) (envelope-from jhb@freebsd.org) Received: from [10.50.41.234] (Not Verified[10.50.41.234]) by mv.twc.weather.com with NetIQ MailMarshal (v6, 0, 3, 8) id ; Fri, 28 Oct 2005 18:28:53 -0400 From: John Baldwin To: Vladimir Kushnir Date: Fri, 28 Oct 2005 18:13:11 -0400 User-Agent: KMail/1.8.2 References: <20051027022313.R675@kushnir1.kiev.ua> <200510281404.33462.jhb@freebsd.org> <20051029003547.E798@kushnir1.kiev.ua> In-Reply-To: <20051029003547.E798@kushnir1.kiev.ua> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200510281813.12123.jhb@freebsd.org> Cc: freebsd-current@freebsd.org Subject: Re: CURRENT + amd64 + user-ppp = panic X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 28 Oct 2005 22:12:07 -0000 On Friday 28 October 2005 05:59 pm, Vladimir Kushnir wrote: > On Fri, 28 Oct 2005, John Baldwin wrote: > > On Wednesday 26 October 2005 09:36 pm, Scott Long wrote: > >> Vladimir Kushnir wrote: > >>> I'm running now on the kernel from Oct 19 which also panicks, BTW, with > >>> "kmem_map too small" on an attempt to run something like Linux > >>> OpenOffice or Mathematica (neither kern.ipc.nmbclusters nor > >>> vm.kmem_size_max tweaking helps; besides, I've only 512 MB RAM) > > > > > This looks like a page fault rather than a 'kmem_map too small' panic. > > Sorry I was unclear. It IS a page fault. Panic with a 'kmem_map too small' > is with my old (otherwise working) kernel. > > > > > This is here: > > while (c) { > > depth++; > > ==> if (c->c_time != curticks) { > > c = TAILQ_NEXT(c, c_links.tqe); > > > > c can't be NULL due to the while loop. Are any kernel modules being > > unloaded when this happens? > > No. /usr/sbin/ppp was trying to connect to my provider was all. How? Using pppoe does try to kldload ng_pppoe.ko and its dependencies for example, and ppp might also try to kldload if_tun.ko as well if it's needed. Also, is this reproducible? -- John Baldwin <>< http://www.FreeBSD.org/~jhb/ "Power Users Use the Power to Serve" = http://www.FreeBSD.org