From owner-freebsd-current@FreeBSD.ORG Fri Mar 16 14:08:34 2007 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 BDAF116A400 for ; Fri, 16 Mar 2007 14:08:34 +0000 (UTC) (envelope-from grafan@gmail.com) Received: from nf-out-0910.google.com (nf-out-0910.google.com [64.233.182.191]) by mx1.freebsd.org (Postfix) with ESMTP id 52F5113C46E for ; Fri, 16 Mar 2007 14:08:34 +0000 (UTC) (envelope-from grafan@gmail.com) Received: by nf-out-0910.google.com with SMTP id k27so250262nfc for ; Fri, 16 Mar 2007 07:08:33 -0700 (PDT) DKIM-Signature: a=rsa-sha1; c=relaxed/relaxed; d=gmail.com; s=beta; h=domainkey-signature:received:received:message-id:date:from:to:subject:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references; b=Llu5HCCgNEiI4+ashO5ZZcd3lzl/ONY1mjY2vETYorYzxu8avlfxkav9+XtCkRMANakHk56fnjYMxLUzVZOKI4u25gHDEI/wXZftG42hyOZzG/LeDglKX3U7tuNviL8aBIeLNAdctZq/ToSt8uNrSuIcdwX+sa46Qfh8Z4B2s7E= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=beta; h=received:message-id:date:from:to:subject:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references; b=OblQ/g+PUq+bVJelQww2H+FJQKnWl/B3EKoXMoI1+ODBta16RcrPLw71HuiBbMxSzYQ3YduP7SkrqFnnSzvgVhevEG330QWOaK5PincZlfuzlwAGV/3uzGaEThYXDYEYhJtErsTIYn9fXzMnWdDn2EAgzs8OHTmcsGlkvOjcpsw= Received: by 10.78.200.3 with SMTP id x3mr1000612huf.1174054112983; Fri, 16 Mar 2007 07:08:32 -0700 (PDT) Received: by 10.78.202.1 with HTTP; Fri, 16 Mar 2007 07:08:32 -0700 (PDT) Message-ID: <6eb82e0703160708v36d0d081g5d43bee251f0bb3b@mail.gmail.com> Date: Fri, 16 Mar 2007 22:08:32 +0800 From: "Rong-en Fan" To: "FreeBSD Current" In-Reply-To: <6eb82e0612151202m6d283e33h530c91fe0662559a@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> <6eb82e0612151202m6d283e33h530c91fe0662559a@mail.gmail.com> 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, 16 Mar 2007 14:08:34 -0000 On 12/16/06, Rong-en Fan wrote: > 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. For the record, it is solved by yesterday's commit to dev/sound/pci/hda/hdac.c by ariff@ (NOOP hda_dma_nocache). Regards, Rong-En Fan