From owner-freebsd-net@FreeBSD.ORG Sun Oct 21 15:32:18 2007 Return-Path: Delivered-To: Net@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 5ED5316A46D for ; Sun, 21 Oct 2007 15:32:18 +0000 (UTC) (envelope-from pyunyh@gmail.com) Received: from rv-out-0910.google.com (rv-out-0910.google.com [209.85.198.188]) by mx1.freebsd.org (Postfix) with ESMTP id 2FDFC13C4D1 for ; Sun, 21 Oct 2007 15:31:57 +0000 (UTC) (envelope-from pyunyh@gmail.com) Received: by rv-out-0910.google.com with SMTP id l15so813688rvb for ; Sun, 21 Oct 2007 08:31:42 -0700 (PDT) Received: by 10.114.13.1 with SMTP id 1mr1750378wam.1192936367514; Sat, 20 Oct 2007 20:12:47 -0700 (PDT) Received: from michelle.cdnetworks.co.kr ( [211.53.35.84]) by mx.google.com with ESMTPS id m27sm6060443wag.2007.10.20.20.12.43 (version=TLSv1/SSLv3 cipher=OTHER); Sat, 20 Oct 2007 20:12:45 -0700 (PDT) Received: from michelle.cdnetworks.co.kr (localhost.cdnetworks.co.kr [127.0.0.1]) by michelle.cdnetworks.co.kr (8.13.5/8.13.5) with ESMTP id l9L395N6000231 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Sun, 21 Oct 2007 12:09:05 +0900 (KST) (envelope-from pyunyh@gmail.com) Received: (from yongari@localhost) by michelle.cdnetworks.co.kr (8.13.5/8.13.5/Submit) id l9L395e6000230; Sun, 21 Oct 2007 12:09:05 +0900 (KST) (envelope-from pyunyh@gmail.com) Date: Sun, 21 Oct 2007 12:09:05 +0900 From: Pyun YongHyeon To: Yarema Message-ID: <20071021030905.GB99816@cdnetworks.co.kr> References: Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.4.2.1i Cc: yongari@FreeBSD.org, Net@FreeBSD.org Subject: Re: if_re Fatal trap 12: page fault while in kernel mode X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: pyunyh@gmail.com List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 21 Oct 2007 15:32:18 -0000 On Fri, Oct 19, 2007 at 09:01:54PM -0400, Yarema wrote: > I'm running a pair of VIA C7 mini-ITX carp(4)ed 6.2-STABLE boxes with one > if_vr and three if_re RealTek 8169S Single-chip Gigabit Ethernet NICs. vr > is used for pfsync and all re interfaces have carp. I'm unable to run any > kernel newer than April 11th, 2007 without getting something along the > lines of: > > Fatal trap 12: page fault while in kernel mode > fault virtual address = 0x31 > fault code = supervisor read, page not present > instruction pointer = 0x20:0xc0658773 > stack pointer = 0x28:0xe374bc28 > frame pointer = 0x28:0xe374bc7c > 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 = 11 (swi1: net) > trap number = 12 > panic: page fault > Uptime: 32s > > usually within a minute of going multiuser. Single user is stable and > allows me to roll back to the good Apr 11th kernel. I've tried building a > newer kernel using /sys/dev/re/if_re.c Revision 1.46.2.26 committed on Apr > 11th with the same results. Kernel panic within a minute of bootup, but > rock solid in single user. > > --On Friday, October 19, 2007 11:19:40 +0300 Vlad GALU wrote: > > >I recall experiencing some crashes with ZERO_COPY_SOCKETS on > >RELENG_6 and it was related to the VM subsystem. Tor Egge may have a > >better idea about the problem and whether it was fixed in RELENG_7 or > >not. > > I do have ZERO_COPY_SOCKETS enabled. Could this be relevant? > > I've put up the the dmesg.boot, kernel, vmcore, panic.txt and the KERNCONF > files at http://yds.CoolRat.org/C787D3NG/ 403 Would show me backtrace information? -- Regards, Pyun YongHyeon