From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757227Ab1I2Wvf (ORCPT ); Thu, 29 Sep 2011 18:51:35 -0400 Received: from mail-pz0-f42.google.com ([209.85.210.42]:40866 "EHLO mail-pz0-f42.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757119Ab1I2Wvc convert rfc822-to-8bit (ORCPT ); Thu, 29 Sep 2011 18:51:32 -0400 MIME-Version: 1.0 In-Reply-To: <18003.1317336244@redhat.com> References: <2150.1314882260@redhat.com> <5149.1317036720@redhat.com> <6324.1317308270@redhat.com> <12748.1317313818@redhat.com> <18003.1317336244@redhat.com> Date: Thu, 29 Sep 2011 15:51:31 -0700 Message-ID: Subject: Re: [Linux-cachefs] 3.0.3 64-bit Crash running fscache/cachefilesd From: Mark Moseley To: Linux filesystem caching discussion list Cc: linux-kernel@vger.kernel.org Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 8BIT Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Sep 29, 2011 at 3:44 PM, David Howells wrote: > Mark Moseley wrote: > >> With those 13 patches, I get this traceback. Nothing before or after >> in logs or console. >> >> >> [ 1499.098817] ------------[ cut here ]------------ >> [ 1499.108048] kernel BUG at fs/fscache/operation.c:408! > > Can you check what's at line 408 please?  If it's what I have in my code, > there should be an 'assertion failed' message with some numbers before it. Line 408 is the second half of this: ASSERTIFCMP(op->state != FSCACHE_OP_ST_COMPLETE, op->state, ==, FSCACHE_OP_ST_CANCELLED); Ack, you're right. I scanned right by it the first time, looking just for traces. Here's the bit from the logs: [ 2709.769228] FS-Cache: Assertion failed [ 2709.769231] 3 == 5 is false