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=-5.2 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,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 A42BFC4741F for ; Wed, 4 Nov 2020 15:16:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 584C12074B for ; Wed, 4 Nov 2020 15:16:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730562AbgKDPQI (ORCPT ); Wed, 4 Nov 2020 10:16:08 -0500 Received: from mx2.suse.de ([195.135.220.15]:45442 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726796AbgKDPQH (ORCPT ); Wed, 4 Nov 2020 10:16:07 -0500 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.221.27]) by mx2.suse.de (Postfix) with ESMTP id 44500ABA2; Wed, 4 Nov 2020 15:16:05 +0000 (UTC) Received: by quack2.suse.cz (Postfix, from userid 1000) id 0C1FC1E130F; Wed, 4 Nov 2020 16:16:05 +0100 (CET) Date: Wed, 4 Nov 2020 16:16:05 +0100 From: Jan Kara To: Qian Cai Cc: Jens Axboe , Matthew Wilcox , Jan Kara , Christoph Hellwig , "Darrick J. Wong" , linux-xfs@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org Subject: Re: kernel BUG at mm/page-writeback.c:2241 [ BUG_ON(PageWriteback(page); ] Message-ID: <20201104151605.GG5600@quack2.suse.cz> References: <645a3f332f37e09057c10bc32f4f298ce56049bb.camel@lca.pw> <20201022004906.GQ20115@casper.infradead.org> <20201026094948.GA29758@quack2.suse.cz> <20201026131353.GP20115@casper.infradead.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.10.1 (2018-07-13) Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org On Mon 26-10-20 10:26:26, Qian Cai wrote: > On Mon, 2020-10-26 at 07:55 -0600, Jens Axboe wrote: > > I've tried to reproduce this as well, to no avail. Qian, could you perhaps > > detail the setup? What kind of storage, kernel config, compiler, etc. > > > > So far I have only been able to reproduce on this Intel platform: > > HPE DL560 gen10 > Intel(R) Xeon(R) Gold 6154 CPU @ 3.00GHz > 131072 MB memory, 1000 GB disk space (smartpqi nvme) Did you try running with the debug patch Matthew sent? Any results? Honza -- Jan Kara SUSE Labs, CR