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=-0.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS autolearn=ham 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 8DCF4C6778F for ; Mon, 9 Jul 2018 14:34:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 3DC522086A for ; Mon, 9 Jul 2018 14:34:11 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 3DC522086A Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=i-love.sakura.ne.jp Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933081AbeGIOeI (ORCPT ); Mon, 9 Jul 2018 10:34:08 -0400 Received: from www262.sakura.ne.jp ([202.181.97.72]:15565 "EHLO www262.sakura.ne.jp" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932633AbeGIOeG (ORCPT ); Mon, 9 Jul 2018 10:34:06 -0400 Received: from fsav301.sakura.ne.jp (fsav301.sakura.ne.jp [153.120.85.132]) by www262.sakura.ne.jp (8.15.2/8.15.2) with ESMTP id w69EY4wi004346; Mon, 9 Jul 2018 23:34:04 +0900 (JST) (envelope-from penguin-kernel@i-love.sakura.ne.jp) Received: from www262.sakura.ne.jp (202.181.97.72) by fsav301.sakura.ne.jp (F-Secure/fsigk_smtp/530/fsav301.sakura.ne.jp); Mon, 09 Jul 2018 23:34:04 +0900 (JST) X-Virus-Status: clean(F-Secure/fsigk_smtp/530/fsav301.sakura.ne.jp) Received: from [192.168.1.8] (softbank126074194044.bbtec.net [126.74.194.44]) (authenticated bits=0) by www262.sakura.ne.jp (8.15.2/8.15.2) with ESMTPSA id w69EY4XR004343 (version=TLSv1.2 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Mon, 9 Jul 2018 23:34:04 +0900 (JST) (envelope-from penguin-kernel@i-love.sakura.ne.jp) Subject: Re: BUG: corrupted list in cpu_stop_queue_work To: Matthew Wilcox Cc: syzbot , bigeasy@linutronix.de, linux-kernel@vger.kernel.org, matt@codeblueprint.co.uk, mingo@kernel.org, peterz@infradead.org, syzkaller-bugs@googlegroups.com, tglx@linutronix.de, linux-mm References: <00000000000032412205706753b5@google.com> <000000000000693c7d057087caf3@google.com> <1271c58e-876b-0df3-3224-319d82634663@I-love.SAKURA.ne.jp> <20180709133212.GA2662@bombadil.infradead.org> <8b258017-8817-8050-14a5-5e55c56bbf18@i-love.sakura.ne.jp> <20180709142445.GC2662@bombadil.infradead.org> From: Tetsuo Handa Message-ID: <877e8bf0-be4c-c481-64a7-1e793b2c4d4b@i-love.sakura.ne.jp> Date: Mon, 9 Jul 2018 23:34:07 +0900 User-Agent: Mozilla/5.0 (Windows NT 6.3; WOW64; rv:52.0) Gecko/20100101 Thunderbird/52.9.0 MIME-Version: 1.0 In-Reply-To: <20180709142445.GC2662@bombadil.infradead.org> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 2018/07/09 23:24, Matthew Wilcox wrote: >> Anyway, linux-next-20180709 still does not have this fix. >> What is the title of your fix you pushed on Saturday? > > I folded it into shmem: Convert shmem_add_to_page_cache to XArray. > I can see it's fixed in today's linux-next. I fixed it differently > from the way you fixed it, so if you're looking for an xas_error check > after xas_store, you won't find it. > OK. linux-next-20180709 should no longer hit this bug. Closing with #syz fix: shmem: Convert shmem_add_to_page_cache to XArray Thanks.