Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1762080AbXEPCCl (ORCPT ); Tue, 15 May 2007 22:02:41 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754880AbXEPCCe (ORCPT ); Tue, 15 May 2007 22:02:34 -0400 Received: from nabe-new.tequila.jp ([211.14.136.194]:55087 "EHLO nabe-new.tequila.jp" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754467AbXEPCCd (ORCPT ); Tue, 15 May 2007 22:02:33 -0400 Message-ID: <464A662C.1090006@tequila.co.jp> Date: Wed, 16 May 2007 11:02:20 +0900 From: Clemens Schwaighofer Organization: TEQUILA\Japan User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.8.0.10) Gecko/20070329 Thunderbird/1.5.0.10 Mnenhy/0.7.4.666 MIME-Version: 1.0 To: Andrew Morton CC: linux-kernel , Maneesh Soni , Dipankar Sarma , Tejun Heo , Greg KH Subject: Re: Oops and Panics in 2.6.21.1, 2.6.20.6 and 2.6.19.2 References: <464A4F56.6080108@tequila.co.jp> <20070515185350.2e77bf21.akpm@linux-foundation.org> In-Reply-To: <20070515185350.2e77bf21.akpm@linux-foundation.org> X-Enigmail-Version: 0.94.2.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="------------enig7D4E9B7DC853DBE3FDD8D690" Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2514 Lines: 71 This is an OpenPGP/MIME signed message (RFC 2440 and 3156) --------------enig7D4E9B7DC853DBE3FDD8D690 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable On 05/16/2007 10:53 AM, Andrew Morton wrote: > >> I think it started with 2.6.19.2, I cannot remember I had any of those= >> problems before. The box can work fine for about a week or more, or it= >> looks up several times a day. I run a memtest for 10 h, but I had no e= rrors. >=20 > shrink_dcache_memory->...sysfs_d_iput->BUG >=20 > BUG_ON(sd->s_dentry !=3D dentry); >=20 > a number of people have hit that, on and off. >=20 > We were close to having a fix, I think, but then we decided that great > chunks of sysfs needed rewriting and I believe that we believe that thi= s > great rewrite will fix this bug. >=20 > But alas, it's all too late for 2.6.22. Well, there is always hope for 2.6.23 :) > How frequently do you see these failures? If it's repeatable with any = reliability > then it'd be great if you could test a patchset for us. It's at: >=20 > http://userweb.kernel.org/~akpm/cs.gz >=20 > that's a single patch against 2.6.21-rc1, containing the following patc= hes, which=20 > are from the forthcoming 2.6.21-rc1-mm1 lineup: I get this very frequently recently. I just got hit by another PANIC which was probably the same issue. I will get this patch and try it out and see if it helps for me. --=20 [ Clemens Schwaighofer -----=3D=3D=3D=3D=3D:::::~ ] [ TEQUILA\ Japan IT Group ] [ 6-17-2 Ginza Chuo-ku, Tokyo 104-8167, JAPAN ] [ Tel: +81-(0)3-3545-7703 Fax: +81-(0)3-3545-7343 ] [ http://www.tequila.co.jp ] --------------enig7D4E9B7DC853DBE3FDD8D690 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.6 (GNU/Linux) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org iD8DBQFGSmYujBz/yQjBxz8RAht3AJ9gA1ugAFJ/EeoWFDTMEY3RcHdL2QCeMIra QTGCmTB0ihGyri/9vVDJ0q8= =MQUh -----END PGP SIGNATURE----- --------------enig7D4E9B7DC853DBE3FDD8D690-- - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/