From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.6 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 077BCC433FF for ; Tue, 6 Aug 2019 20:07:13 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id C7265214C6 for ; Tue, 6 Aug 2019 20:07:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1565122032; bh=kHsnvNvTVEeBnqmn4w4RA+tgsK4XbSrY86eIYVgnNBE=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=NsEXQ6GMdLHJyL4FeC2YDTkgBeFTnBdokFgOwFjJ375WfUpOx5ZRHSpLkgkvJ8ZbZ 5xtXJ5iPLYSnzpnJdt0JQtIDe1JKmWvl0d36URNlzzRGvJnvgUMuzzZFriGEP7Rtab qaZRQKh0px2whku63NRjLaw099ieM+slWbKkDRUE= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726305AbfHFUHL (ORCPT ); Tue, 6 Aug 2019 16:07:11 -0400 Received: from mail-pl1-f193.google.com ([209.85.214.193]:34499 "EHLO mail-pl1-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725948AbfHFUHL (ORCPT ); Tue, 6 Aug 2019 16:07:11 -0400 Received: by mail-pl1-f193.google.com with SMTP id i2so38322931plt.1; Tue, 06 Aug 2019 13:07:10 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=3lnYdbWOBA6dA1vSTeMR5gZWomXsRJ4E1lTXIOz1Z5U=; b=nIT8GaohLPRf9a4CpudSfss8J/uYq3fHL2y0z3z5It2yywOpvzbAcSnwHjo+nWx/Gn 80YeoDvXTlIUn9bZorUPK8fLRTTn89pOT7eMGNahFNERadisVXoAd9RjA9A6JrAiSHUu 9JjVIrTfOm5OMGrppO5zTW7LL9kEcSFkSLeQzgHS8Z+hTG2JywMPdgF06aHOhakkxotX 5zDNNf7TJ/nh+YI5MNMr2fhbDNAhiGScnWJyU31A2quhgDWil1L5DxlbRlPNjte7yBau jI6lzqdGwwCAUCb6FpZSMoDCT4Q4UmpKw6FcnpkMWRFiWa3VOoE1/jydrDzZOXFyzVc4 Ov0A== X-Gm-Message-State: APjAAAUE1Hl23XfWj6lccVtNAQmg8yKZt2B4DJ8UbSr2bdQ/+m3uZwgK PNdlFTIiLTgxMTDFKsmBs1A= X-Google-Smtp-Source: APXvYqxx5a2IVFilbFs0bVFe6JoYxYxIny7e7YtcwdzL7abFcKoSAW5uPmhhL2D/ZNw1BMCOkbOF1A== X-Received: by 2002:a17:902:4623:: with SMTP id o32mr4733619pld.112.1565122030074; Tue, 06 Aug 2019 13:07:10 -0700 (PDT) Received: from 42.do-not-panic.com (42.do-not-panic.com. [157.230.128.187]) by smtp.gmail.com with ESMTPSA id 11sm88459493pfw.33.2019.08.06.13.07.08 (version=TLS1_3 cipher=AEAD-AES256-GCM-SHA384 bits=256/256); Tue, 06 Aug 2019 13:07:08 -0700 (PDT) Received: by 42.do-not-panic.com (Postfix, from userid 1000) id 7B8DA4025E; Tue, 6 Aug 2019 20:07:07 +0000 (UTC) Date: Tue, 6 Aug 2019 20:07:07 +0000 From: Luis Chamberlain To: Dave Chinner Cc: Kinky Nekoboi , Christoph Hellwig , linux-kernel@vger.kernel.org, linux-xfs@vger.kernel.org Subject: Re: XFS segementation fault with new linux 4.19.63 Message-ID: <20190806200707.GV30113@42.do-not-panic.com> References: <20190806070806.GA13112@infradead.org> <20190806092318.GE7777@dread.disaster.area> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190806092318.GE7777@dread.disaster.area> User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Aug 06, 2019 at 07:23:18PM +1000, Dave Chinner wrote: > On Tue, Aug 06, 2019 at 09:10:57AM +0200, Kinky Nekoboi wrote: > > Addional info: > > > > this only occurs if kernel is compiled with: > > > > CONFIG_XFS_DEBUG=y > > > > running 4.19.64 without xfs debugging works fine > > I'm guessing 4.19 doesn't have commit c08768977b9a ("xfs: finobt AG > reserves don't consider last AG can be a runt").... It does not. Kinky, can you confirm if cherry picking it fixes your crash? If so I can queue it up for the next batch of fixes for v4.19. Luis