Received: by 2002:a05:6a10:eb17:0:0:0:0 with SMTP id hx23csp266631pxb; Wed, 8 Sep 2021 23:57:51 -0700 (PDT) X-Google-Smtp-Source: ABdhPJyExIi8DncTYXf5fEh+X/b6hfZ5mErVsJWVakWPClslYY27eYuLki0z6dlknlOBehR/85pX X-Received: by 2002:a17:906:850a:: with SMTP id i10mr1798208ejx.256.1631170671593; Wed, 08 Sep 2021 23:57:51 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1631170671; cv=none; d=google.com; s=arc-20160816; b=Lgim+wfBAy6zUky59Sj4xqZ+sOxR+scuYrrI7jtHJhka2QfZI7IjbE/Xg4nAAYN+6Y DcCzxHVAf9BUT+D6plT0bQN060lPxOmuxj51W2zNgGaB72FfJI3dCn5SY+Px702HXsLk DBofw/SvmmjVpSFvWQkvyrGMB6LbRAf1/tXDkOZ9C07aoXmKHROJXRHYQ7H0sIwehKoh boq1TXOmUUOnQjWk5/8MbKU08KFpl+a7fpimO2G+cC9U5/BaB2P1AOLcxvUMrxoEwUVg n5vXQjLoLP6ijhhf9XQyJJY341lzJ488JasqnyfZmp3yj0UwrZclpPa1zjv/j5v+5MC0 Bv0w== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:to:from:subject:message-id:in-reply-to:date :mime-version; bh=kDkmBLWaDYRnrQjU0pW08RiRXMeXOiOOb1COf/LFO7U=; b=kPZQLpUqmCvYX048XHv8BaJzJJC8W7nFEW02YlPz012AnxxK34qqJCgfk+7lfpMH9G lRz4HYOI+OzThY2pYIaHySsJ5Dn+FfihcNU8ClNJRqh2/9hbmXclq8CkhEhAfu1to8vs jZl4t5AHUI2Up3MSnmQxBEwtlJrBTxzJynJiW9kLNSSlT71vUSrmrRd85estRsGVZxtN HmHPeUjT6bHGrF6jUUebVEPhTaQIhjq7Odcyk1h2njuXrXy1Pf7qVrr1e6Fwpq76njVb Zv8c+YidrH34v8n2XWOBS2aGxS4ZkVuZOQ8l3blXN4ipz3OBlyGGoijSe91lsZ4+uyYN phMA== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=appspotmail.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id y34si925268ede.64.2021.09.08.23.57.25; Wed, 08 Sep 2021 23:57:51 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=appspotmail.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1350474AbhIIGwX (ORCPT + 99 others); Thu, 9 Sep 2021 02:52:23 -0400 Received: from mail-il1-f197.google.com ([209.85.166.197]:33785 "EHLO mail-il1-f197.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232403AbhIIGwX (ORCPT ); Thu, 9 Sep 2021 02:52:23 -0400 Received: by mail-il1-f197.google.com with SMTP id h10-20020a056e020d4a00b00227fc2e6687so1243089ilj.0 for ; Wed, 08 Sep 2021 23:51:14 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:date:in-reply-to:message-id:subject :from:to; bh=kDkmBLWaDYRnrQjU0pW08RiRXMeXOiOOb1COf/LFO7U=; b=V2z5L4SF8DZwLumdPff97fBzIYmsnroU6Q/bXe6IWncpeLFgHy6FN4XyErZt+Q3cyJ M0M8zDoa4n0hk5YCPBr2P3imkascCCN2AInV+VVRomZucCs/sxK4OyrloQ5ILda857g7 RMh9AJlj8Xrbz1/kcAgVjiles0Qwv+Nk+q+6LwpWMMcfx17z07nF3hussYFc2NRAF5a3 Rq0luAdzkCPYAtuFIxp7r9zP0+VenEJa8nezFG5lrwf6TJY2BTZPlMDgNf7xVWS9mt0T bSDF3nX3oxraHm0Ue55O0D38SZQzdsjuezGl4B47wy+SX/rQPrEh2NxGNKmgucsQo3qg gwwQ== X-Gm-Message-State: AOAM532Ap9yBEnrGFS66Gtg2RYmNO1W/2PfQ1hEp+X/HfW33yuFMa3qh jTwc/kB44bEn0/MWuyY50yemuqsG8ruHLCo0ltw1O3NIJTOW MIME-Version: 1.0 X-Received: by 2002:a6b:e616:: with SMTP id g22mr1371654ioh.67.1631170274006; Wed, 08 Sep 2021 23:51:14 -0700 (PDT) Date: Wed, 08 Sep 2021 23:51:14 -0700 In-Reply-To: <9bef8d9e-7378-62e6-b78c-af3fceab2e46@kernel.dk> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000c01ddd05cb8a6ca0@google.com> Subject: Re: [syzbot] INFO: task hung in io_wq_put_and_exit From: syzbot To: asml.silence@gmail.com, axboe@kernel.dk, io-uring@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello, syzbot has tested the proposed patch and the reproducer did not trigger any issue: Reported-and-tested-by: syzbot+f62d3e0a4ea4f38f5326@syzkaller.appspotmail.com Tested on: commit: 3b33e3f4 io-wq: fix silly logic error in io_task_work_.. git tree: git://git.kernel.dk/linux-block io_uring-5.15 kernel config: https://syzkaller.appspot.com/x/.config?x=f9bfda6f9dee77cd dashboard link: https://syzkaller.appspot.com/bug?extid=f62d3e0a4ea4f38f5326 compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.1 Note: testing is done by a robot and is best-effort only.