From owner-freebsd-current@FreeBSD.ORG Fri Dec 15 20:02:18 2006 Return-Path: X-Original-To: freebsd-current@freebsd.org Delivered-To: freebsd-current@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id C19D416A603 for ; Fri, 15 Dec 2006 20:02:18 +0000 (UTC) (envelope-from grafan@gmail.com) Received: from an-out-0708.google.com (an-out-0708.google.com [209.85.132.251]) by mx1.FreeBSD.org (Postfix) with ESMTP id EF99B43C9D for ; Fri, 15 Dec 2006 20:00:34 +0000 (GMT) (envelope-from grafan@gmail.com) Received: by an-out-0708.google.com with SMTP id c24so301704ana for ; Fri, 15 Dec 2006 12:02:17 -0800 (PST) DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=beta; d=gmail.com; h=received:message-id:date:from:to:subject:cc:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references; b=BJgxEYxX0j0/SBJABJvvBiWVYPLoCFikPC7zXmyKfDn9siXwJldFNo6Q9evR8cU6x2gR2XQYGCQ8u2+wpmJzDCXoDh6pZjsqAn7RH6gVl1rw10712ghIjc6Vr9EWBQb7ArQGxLnKCE3QUK7/47n7P7O0BSExfu5GkFQJx3+EeEc= Received: by 10.100.106.5 with SMTP id e5mr941332anc.1166212936743; Fri, 15 Dec 2006 12:02:16 -0800 (PST) Received: by 10.100.136.16 with HTTP; Fri, 15 Dec 2006 12:02:16 -0800 (PST) Message-ID: <6eb82e0612151202m6d283e33h530c91fe0662559a@mail.gmail.com> Date: Sat, 16 Dec 2006 04:02:16 +0800 From: "Rong-en Fan" To: "FreeBSD Current" In-Reply-To: <6eb82e0612151043p46485043r6a14b93522e60487@mail.gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <6eb82e0612151043p46485043r6a14b93522e60487@mail.gmail.com> Cc: kib@freebsd.org Subject: Re: vfs_hash_get 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, 15 Dec 2006 20:02:18 -0000 On 12/16/06, Rong-en Fan wrote: > I'm running amd64 SMP -current around Dec 14. It seems that I can reproduce > this panic by 'mergemaster -iU' at /usr/src reliably. I did nothing but mergemater may not 100% reproduce this. However, it seems that buildworld causes panic at different point each time. I always do 'fsck -fy' each time after panic. Now the host is in ddb again. > Fatal trap 12: page fault while in kernel mode > cpuid = 0; apic id = 00 > fault virtual address = 0x68 > fault code = supervisor read data, page not present > instruction pointer = 0x8:0xffffffff802e0ce3 > stack pointer = 0x10:0xffffffffa0019510 > frame pointer = 0x10:0xffffffffa0019570 > code segment = base 0x0, limit 0xfffff, type 0x1b > = DPL 0, pres 1, long 1, def32 0, gran 1 > processor eflags = interrupt enabled, resume, IOPL = 0 > current process = 786 (mtree) > > Due to no remote console attached, the console ddb backtrace > is available at flickr: > > http://flickr.com/photos/rafan/323030710/ > > I put my kernel conf and kgdb output here: > > http://www.rafan.org/FreeBSD/panic/vfs_hash_get/KERNEL > http://www.rafan.org/FreeBSD/panic/vfs_hash_get/kgdb.txt > > I saw there is another report on @hackers this Oct. But it seems > the originator solves the problem by upgrading to latest RELENG_6. > > Any suggestions? I can provide more information if someone interested. > > Regards, > Rong-En Fan >