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=-8.7 required=3.0 tests=BAYES_00,FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 18B96C432BE for ; Mon, 30 Aug 2021 11:34:15 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E5C5761139 for ; Mon, 30 Aug 2021 11:34:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236504AbhH3LfG (ORCPT ); Mon, 30 Aug 2021 07:35:06 -0400 Received: from mail-io1-f71.google.com ([209.85.166.71]:38599 "EHLO mail-io1-f71.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236496AbhH3LfG (ORCPT ); Mon, 30 Aug 2021 07:35:06 -0400 Received: by mail-io1-f71.google.com with SMTP id n8-20020a6b7708000000b005bd491bdb6aso8357627iom.5 for ; Mon, 30 Aug 2021 04:34:12 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:date:in-reply-to:message-id:subject :from:to; bh=8yu2qDi/W61ruhvfPtnck6J11ryx5e7EXsUOpCFvzG4=; b=oI+4KfUJC2POPCdpSC1bO5+FedlZEB4Vfx+MYK68SdIf+8LMwPtC3fV6S3Qp2AOMV3 Lis7lBmMn6ifXKz/Z0ltY4ZVPabNwF4KoA8SE4jL4Sq1NiQHCieSBqZuLtisUmO4duxO FvAHoeBN9quu0B6evlzx3Gqy5Rwt9iF4HzHsTJQGI0ZLrZ/s+gXfe9G/SvmdyQK7B6GQ HLtvKoUdmvASCPDHBPDoiISm3iWNmXeL+IBj56/meli/fyX1zX39lgh6f0m72AMaHnO1 WChBaxXmOezWu000eg521ShXqA+s4DwWc6aFELBnCixUnJem7Hxni+XCRZMF79fmGyW5 cvyw== X-Gm-Message-State: AOAM5337F/ldgqAAXF3wUlPRrwFaRYY6ifHdoWU3SzLvVLFUDlTeqLb0 5bK9bSeVg6WFhMcHpof8er6peNeVDzRiSOj93+8P5yBhJFDJ X-Google-Smtp-Source: ABdhPJw8R8S4wtILrC6Pgi4rcp0GnFmahcRcIzqC11+AgCnvk1l/mVz8zSjhYlwRKul0FOFQlHJqw0U8ywdoT7sMIsTAZe4Odi3M MIME-Version: 1.0 X-Received: by 2002:a6b:5911:: with SMTP id n17mr17250394iob.180.1630323252380; Mon, 30 Aug 2021 04:34:12 -0700 (PDT) Date: Mon, 30 Aug 2021 04:34:12 -0700 In-Reply-To: <00000000000022acbf05c06d9f0d@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <00000000000053c98205cac53625@google.com> Subject: Re: [syzbot] WARNING in io_poll_double_wake From: syzbot To: asml.silence@gmail.com, axboe@kernel.dk, haoxu@linux.alibaba.com, hdanton@sina.com, io-uring@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com, viro@zeniv.linux.org.uk Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: io-uring@vger.kernel.org syzbot suspects this issue was fixed by commit: commit a890d01e4ee016978776e45340e521b3bbbdf41f Author: Hao Xu Date: Wed Jul 28 03:03:22 2021 +0000 io_uring: fix poll requests leaking second poll entries bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=15d8819d300000 start commit: 98f7fdced2e0 Merge tag 'irq-urgent-2021-07-11' of git://gi.. git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=139b08f9b7481d26 dashboard link: https://syzkaller.appspot.com/bug?extid=f2aca089e6f77e5acd46 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=11650180300000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1510c6b0300000 If the result looks correct, please mark the issue as fixed by replying with: #syz fix: io_uring: fix poll requests leaking second poll entries For information about bisection process see: https://goo.gl/tpsmEJ#bisection