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=-2.3 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,USER_AGENT_MUTT 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 7DB9CECDFB0 for ; Fri, 13 Jul 2018 12:00:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 319A8208E2 for ; Fri, 13 Jul 2018 12:00:11 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 319A8208E2 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=ZenIV.linux.org.uk 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 S1729773AbeGMMOb (ORCPT ); Fri, 13 Jul 2018 08:14:31 -0400 Received: from zeniv.linux.org.uk ([195.92.253.2]:35404 "EHLO ZenIV.linux.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728327AbeGMMOa (ORCPT ); Fri, 13 Jul 2018 08:14:30 -0400 Received: from viro by ZenIV.linux.org.uk with local (Exim 4.87 #1 (Red Hat Linux)) id 1fdwk0-0006od-Tu; Fri, 13 Jul 2018 12:00:04 +0000 Date: Fri, 13 Jul 2018 13:00:04 +0100 From: Al Viro To: Tetsuo Handa Cc: syzbot , linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Subject: Re: [PATCH] fs: Add to super_blocks list after SB_BORN is set. Message-ID: <20180713120004.GF30522@ZenIV.linux.org.uk> References: <000000000000da8a9b0570a29c01@google.com> <0145d376-7ef8-3e17-5a24-94de946a01e5@I-love.SAKURA.ne.jp> <7dc64116-f43d-3739-7b35-4eef7a80e343@I-love.SAKURA.ne.jp> <5c3c26a9-c5ac-6f1c-1465-4127db1db9f7@I-love.SAKURA.ne.jp> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <5c3c26a9-c5ac-6f1c-1465-4127db1db9f7@I-love.SAKURA.ne.jp> User-Agent: Mutt/1.9.1 (2017-09-22) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Jul 13, 2018 at 07:09:03PM +0900, Tetsuo Handa wrote: > More simple version. Is this assumption correct? Racy, for obvious reasons (sget/sget)