Received: by 2002:a05:6a10:1287:0:0:0:0 with SMTP id d7csp4789074pxv; Tue, 27 Jul 2021 16:58:11 -0700 (PDT) X-Google-Smtp-Source: ABdhPJx3Z0FOSWLxdaly+G6COQ8PoCkbqevtVrp9o7vsYN0UYjSAHO2yDxPbvI5Nr8sgkKgtAIO6 X-Received: by 2002:a92:c7c4:: with SMTP id g4mr18301945ilk.252.1627430291491; Tue, 27 Jul 2021 16:58:11 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1627430291; cv=none; d=google.com; s=arc-20160816; b=tsIAN6BRAI4xcVWwvZNKDkSRA6ydhlPMLOCHGMclnlc5hxjFudbMQc204dyphvZbQI UXlvZFeo8R3ir7vmE8s2QA4W6Zr4CMlzbAHyh0hZ3vW+58orjz2EtoiJEdeX+WIr3BZx YDPe0lTTc1Ds/SWt4xa7K6iJ1hLmuK2Z4u1v6AaBY9C+fQ7RW/DRSPwQj8bRokLpZ7on 076E0isElAQOFlARgocewc7xrfqPu2NZSooB2CHy8AUgphkzZPx6Ax36x5fCfXGEeEGb SO8wYlcXMDlPchmIbQ9mS35Lq31yYq3u6sjPQspNTK0YBPOPiXHqgyNIjLB5YDwwV22g jbwQ== 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=Ty4TQPGEDKcGdMb6gqnGGhBMQQtzNle2IFTM2JBzdpw=; b=Kbj8QeM3OJoAOHEKTYZyEw3OgASn8OaZ2hDdj1RkgrTNIaSU8Ra1X07uqBlUfEmgUP AlUJ8flZCfROb70LsADqbMf9AnNGgNqwB1Qv+9a1hD3t3pzdcTQoQcj+b/9mCOKb1iHu 43P4qri/EfYgR+sypa+6ulvDsI2Izz9rrjiw/VsfGMiE/yRLAK2Q+4Kz96lcwVrZpdnr Z2qJaJlmlnlg1hB6Os9T413Tb9LHUjQldhqQEo60ML1fLQBM2QnZ6feV5OA6rovBSlIo Vt+LE3icF2VeHOvD/3rG/hqwzuZk8payxiGsS98VnlDOZeozc+CSkk9ZVETsCOM5hhVJ ge/A== 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 i187si4448228iof.20.2021.07.27.16.57.59; Tue, 27 Jul 2021 16:58:11 -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 S232786AbhG0X5P (ORCPT + 99 others); Tue, 27 Jul 2021 19:57:15 -0400 Received: from mail-il1-f197.google.com ([209.85.166.197]:54926 "EHLO mail-il1-f197.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232766AbhG0X5P (ORCPT ); Tue, 27 Jul 2021 19:57:15 -0400 Received: by mail-il1-f197.google.com with SMTP id o6-20020a056e020926b0290221b4e37e75so478271ilt.21 for ; Tue, 27 Jul 2021 16:57:13 -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=Ty4TQPGEDKcGdMb6gqnGGhBMQQtzNle2IFTM2JBzdpw=; b=fd61lH6l+ZSBRYXu92SNxNyun53nXrscF7gqLF/HAljPkLNOWoq+xx1j1Ret59HkXn HBfui4BwzHUy8N3SFWZNJ46bec6J4ykWo/JxjhtuSiMi6WGBiulI70JSFQwzG4aXcHZj shk1vCcwTqyjhTutNTIAosKKCB+PBFqB3Mj4C+/iBWHRRixMBjeEJSnr7C47zasB9ZPs Nw02BgdFZi12baM5RfDAujcc7J6D/Q65iHKdgHOqx+ntNTqUf8kk3unBsJyfNA9ODIeI fd3Jqofp8p0pNLbuVDD2WJXwjMTw1AlahgIbCouYaL/OijpfNwaPzX1Rtz0egkY4OSxQ cDyg== X-Gm-Message-State: AOAM531n/d8joKyKM6tJ9Iekd5sRfMbTTwdwfdmYcs6fguiBwrqY8jC1 ONHxdj3+PG8YzFAx58nYwcqG8q8vxgnqzFO+4zu+XHMtvek6 MIME-Version: 1.0 X-Received: by 2002:a5d:8d83:: with SMTP id b3mr21141726ioj.179.1627430233390; Tue, 27 Jul 2021 16:57:13 -0700 (PDT) Date: Tue, 27 Jul 2021 16:57:13 -0700 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000f541e805c823a0fd@google.com> Subject: Re: [syzbot] possible deadlock in pipe_lock (5) From: syzbot To: amir73il@gmail.com, hdanton@sina.com, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, mszeredi@redhat.com, syzkaller-bugs@googlegroups.com, viro@zeniv.linux.org.uk, zohar@linux.ibm.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+579885d1a9a833336209@syzkaller.appspotmail.com Tested on: commit: 7d549995 Merge tag 'for-linus' of git://git.kernel.org.. git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=40eef000d7648480 dashboard link: https://syzkaller.appspot.com/bug?extid=579885d1a9a833336209 compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.1 patch: https://syzkaller.appspot.com/x/patch.diff?x=104bb746300000 Note: testing is done by a robot and is best-effort only.