From owner-freebsd-current@FreeBSD.ORG Wed May 14 17:02:35 2008 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id BFEA1106567B for ; Wed, 14 May 2008 17:02:35 +0000 (UTC) (envelope-from keramida@ceid.upatras.gr) Received: from igloo.linux.gr (igloo.linux.gr [62.1.205.36]) by mx1.freebsd.org (Postfix) with ESMTP id 39F598FC1A for ; Wed, 14 May 2008 17:02:34 +0000 (UTC) (envelope-from keramida@ceid.upatras.gr) Received: from kobe.laptop (adsl130-10.kln.forthnet.gr [77.49.249.10]) (authenticated bits=128) by igloo.linux.gr (8.14.2/8.14.2/Debian-4) with ESMTP id m4EH2CWX017024 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NOT) for ; Wed, 14 May 2008 20:02:19 +0300 Received: from kobe.laptop (kobe.laptop [127.0.0.1]) by kobe.laptop (8.14.2/8.14.2) with ESMTP id m4EH2BgY002314 for ; Wed, 14 May 2008 20:02:11 +0300 (EEST) (envelope-from keramida@ceid.upatras.gr) Received: (from keramida@localhost) by kobe.laptop (8.14.2/8.14.2/Submit) id m4EH2BI2002313; Wed, 14 May 2008 20:02:11 +0300 (EEST) (envelope-from keramida@ceid.upatras.gr) From: Giorgos Keramidas To: freebsd-current@freebsd.org References: <20080514064809.GA1196@lizzy.catnook.local> <877idxs4w8.fsf@kobe.laptop> <20080514163523.GA9426@lizzy.catnook.local> Date: Wed, 14 May 2008 20:02:10 +0300 In-Reply-To: <20080514163523.GA9426@lizzy.catnook.local> (Jos Backus's message of "Wed, 14 May 2008 09:35:23 -0700") Message-ID: <878wychl9p.fsf@kobe.laptop> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/23.0.60 (berkeley-unix) MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-MailScanner-ID: m4EH2CWX017024 X-Hellug-MailScanner: Found to be clean X-Hellug-MailScanner-SpamCheck: not spam, SpamAssassin (not cached, score=-3.898, required 5, autolearn=not spam, ALL_TRUSTED -1.80, AWL 0.50, BAYES_00 -2.60) X-Hellug-MailScanner-From: keramida@ceid.upatras.gr X-Spam-Status: No Subject: Re: panic: vm_fault: fault on nofault entry 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: Wed, 14 May 2008 17:02:35 -0000 On Wed, 14 May 2008 09:35:23 -0700, Jos Backus wrote: > On Wed, May 14, 2008 at 10:48:07AM +0300, Giorgos Keramidas wrote: >> This looks similar to the panics I was seeing. >> >> Alan has posted the following patch: > [patch elided] >> Can you also give it a try? > > cvsupped and building a new kernel now. > >> I'm building a new kernel with the patch as I type this, but I can't >> reliably reproduce the panic all the time. It seems to be triggered >> more often when I fire up mplayer, but that's merely a "guess". > > It tends to happen when I am using Firefox, which uses mplayer > as a plugin, so our symptoms _may_ be related. That's likely. I haven't carefully watched if Firefox had any flash videos loaded, but it's my impression I was either running mplayer manually, or viewing at least one flash video. > Thanks for the patch, Giorgos. Not me, Alan did all the cool patching :) FWIW, with the patch applied, I haven't seen any crashes all day today. Things look fairly good.