From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755749AbZHPTRH (ORCPT ); Sun, 16 Aug 2009 15:17:07 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753387AbZHPTRG (ORCPT ); Sun, 16 Aug 2009 15:17:06 -0400 Received: from mail-bw0-f222.google.com ([209.85.218.222]:60845 "EHLO mail-bw0-f222.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751836AbZHPTRE convert rfc822-to-8bit (ORCPT ); Sun, 16 Aug 2009 15:17:04 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:sender:reply-to:in-reply-to:references:date :x-google-sender-auth:message-id:subject:from:to:cc:content-type :content-transfer-encoding; b=LwXhNXSkB5GRVvDAmMyePDm5oZcWMaolPhP5PnMBfkQu0B0iMdJ/V/7blonZBML3Sj nMQ89hGy8Gi+rbEBr0kozzoPrKHrX6k1ecX2glQOIu9vOin0S2QPIHFk+ef7QySoOQ3S +ikQW3Eyi27lx8EKTcZlf7KiTMPty9fp5X9l0= MIME-Version: 1.0 Reply-To: q-funk@iki.fi In-Reply-To: <200908132034.34951.rjw@sisk.pl> References: <200908131654.45227.rjw@sisk.pl> <11fae7c70908130800q7b4a5293t5c373613d736d74@mail.gmail.com> <200908132034.34951.rjw@sisk.pl> Date: Sun, 16 Aug 2009 22:17:04 +0300 X-Google-Sender-Auth: 91fbdb45deb8d966 Message-ID: <11fae7c70908161217p33830075p783880315a31b2e5@mail.gmail.com> Subject: Re: [Bug #13941] x86 Geode issue From: =?UTF-8?Q?Martin=2D=C3=89ric_Racine?= To: "Rafael J. Wysocki" Cc: Ingo Molnar , Alexander Viro , Linux Kernel Mailing List , Kernel Testers List Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8BIT Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Aug 13, 2009 at 9:34 PM, Rafael J. Wysocki wrote: > On Thursday 13 August 2009, Martin-Éric Racine wrote: >> On Thu, Aug 13, 2009 at 5:54 PM, Rafael J. Wysocki wrote: >> > On Thursday 13 August 2009, Martin-Éric Racine wrote: >> >> 2009/8/13 Martin-Éric Racine : >> >> > On Thu, Aug 13, 2009 at 12:07 PM, Ingo Molnar wrote: >> >> >> * Martin-Éric Racine wrote: >> >> >>> Yes, this bug is still valid. >> >> >>> >> >> >>> Ubuntu kernel team member Leann Ogasawara and I are slowly >> >> >>> bisecting our way through the changes that took place since 2.6.30 >> >> >>> to find the commit that introduced this regression. Please stay >> >> >>> tuned. >> >> >> >> >> >> hm, the only outright Geode related commit was: >> >> >> >> >> >>  d6c585a: x86: geode: Mark mfgpt irq IRQF_TIMER to prevent resume failure >> >> >> >> >> >> the jpg at: >> >> >> >> >> >>  http://launchpadlibrarian.net/28892781/00002.jpg >> >> >> >> >> >> is very out of focus - but what i could decypher suggests a >> >> >> pagefault crash in the VFS code, in generic_delete_inode(). >> >> >> >> This one might be a bit better: >> >> >> >> http://launchpadlibrarian.net/30267494/2.6.31-5.24.jpg > > Hmm.  This looks like a sysfs oops to my untrained eye. The bisect I did with Leann Ogasawara has narrowed the kernel panic down to the following: commit f19d4a8fa6f9b6ccf54df0971c97ffcaa390b7b0 Author: Al Viro Date: Mon Jun 8 19:50:45 2009 -0400 add caching of ACLs in struct inode No helpers, no conversions yet. Signed-off-by: Al Viro Best Regards, Martin-Éric