From owner-freebsd-stable@FreeBSD.ORG Thu May 14 21:21:56 2009 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 25F711065670 for ; Thu, 14 May 2009 21:21:56 +0000 (UTC) (envelope-from jhb@freebsd.org) Received: from cyrus.watson.org (cyrus.watson.org [65.122.17.42]) by mx1.freebsd.org (Postfix) with ESMTP id 833E78FC18 for ; Thu, 14 May 2009 21:21:55 +0000 (UTC) (envelope-from jhb@freebsd.org) Received: from bigwig.baldwin.cx (66.111.2.69.static.nyinternet.net [66.111.2.69]) by cyrus.watson.org (Postfix) with ESMTPSA id 2598A46B86; Thu, 14 May 2009 17:21:55 -0400 (EDT) Received: from jhbbsd.hudson-trading.com (unknown [209.249.190.8]) by bigwig.baldwin.cx (Postfix) with ESMTPA id B98EA8A025; Thu, 14 May 2009 17:21:53 -0400 (EDT) From: John Baldwin To: Chris Timmons Date: Thu, 14 May 2009 13:17:56 -0400 User-Agent: KMail/1.9.7 References: <1696198956@web.de> <20090514091410.H12558@n.cwu.edu> <20090514093008.Q12558@n.cwu.edu> In-Reply-To: <20090514093008.Q12558@n.cwu.edu> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200905141317.56551.jhb@freebsd.org> X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.0.1 (bigwig.baldwin.cx); Thu, 14 May 2009 17:21:53 -0400 (EDT) X-Virus-Scanned: clamav-milter 0.95 at bigwig.baldwin.cx X-Virus-Status: Clean X-Spam-Status: No, score=-2.5 required=4.2 tests=AWL,BAYES_00, DATE_IN_PAST_03_06,RDNS_NONE autolearn=no version=3.2.5 X-Spam-Checker-Version: SpamAssassin 3.2.5 (2008-06-10) on bigwig.baldwin.cx Cc: freebsd-stable@freebsd.org, Martin Sugioarto Subject: Re: kernel trap 12 with interrupts disabled [bge0 on 7.2R] 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: Thu, 14 May 2009 21:21:56 -0000 On Thursday 14 May 2009 12:30:31 pm Chris Timmons wrote: > > (kgdb) list *0xc07a4dac > 0xc07a4dac is in devvn_refthread (/usr/src/sys/kern/kern_conf.c:209). > 204 struct cdev_priv *cdp; > 205 > 206 mtx_assert(&devmtx, MA_NOTOWNED); > 207 csw = NULL; > 208 dev_lock(); > 209 *devp = vp->v_rdev; > 210 if (*devp != NULL) { > 211 cdp = (*devp)->si_priv; > 212 if ((cdp->cdp_flags & CDP_SCHED_DTR) == 0) { > 213 csw = (*devp)->si_devsw; Can you get a stack trace? Your panic is quite different then the original one. > On Thu, 14 May 2009, Chris Timmons wrote: > > > > > Yesterday I updated a rock-solid machine (uptime hundreds of days) from > > 7-stable circa July, 2008, to the latest stable. I run Nessus on this > > machine, with about 60 concurrent scans. It pushes the load average up as > > high as 20 for short periods of time, but overall is reasonably efficient. > > > > I have never had the box become unresponsive, let alone crash, under any load > > scenario. > > > > This morning, I ran my first scan on 7.2-stable, with Nessus 4.0. It lasted > > about 30 seconds before: > > > > > > Fatal trap 12: page fault while in kernel mode > > cpuid = 2; apic id = 06 > > fault virtual address = 0x1c > > fault code = supervisor read, page not present > > instruction pointer = 0x20:0xc07a4dac > > stack pointer = 0x28:0xee156ad4 > > frame pointer = 0x28:0xee156ad8 > > code segment = base 0x0, limit 0xfffff, type 0x1b > > = DPL 0, pres 1, def32 1, gran 1 > > processor eflags = interrupt enabled, resume, IOPL = 0 > > current process = 5263 (nessusd) > > trap number = 12 > > panic: page fault > > cpuid = 3 > > -- John Baldwin