Received: by 2002:a05:6a10:1287:0:0:0:0 with SMTP id d7csp1722802pxv; Fri, 23 Jul 2021 15:53:00 -0700 (PDT) X-Google-Smtp-Source: ABdhPJyEEFLD4zawV9HRIhG2jGg6XVJZtt86Uld6UB/LqsGkTfVkFjW0jUY+qDSVDe5OvuF1IrbG X-Received: by 2002:aa7:cf02:: with SMTP id a2mr4811959edy.257.1627080780680; Fri, 23 Jul 2021 15:53:00 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1627080780; cv=none; d=google.com; s=arc-20160816; b=cxNVP42poTwVCYouBDsLMdRrjXwNmLn+bjsK0M1UobeA4O0jCzgGY7iUNRvM3SPmGL 81W9sImnb02+RNCzh9DVooBLCF9KCltm4O+ezWxPR+Vhi3Wg+kYM058cynm1rqfEL/eO QONOn7G8w1sMRahY3Rs30DIiJM5LNZTOA+eyDk+PC7OSonrrDbt/kbX9v4AGxEGRHNMH 6ic7kPaKOEkz8agyrcEWdrZ4HL9iwEV/NFQO3FFi/DruMkDnPCQ+apUlLt9dHqhLPCGv rLFsef3+8rIkOSOm+70lcY7OSTsU+5TZnmkIFTUHE7kABRJRSn1B/rXSLn4gRrVZ2bz6 MWJw== 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=DaaaaLaBW1jmlP7RMEUt9dIMXSCUGy/U8gtZX+ytnqM=; b=ymP4ZVT5WjPlN4yJYtsgMZbE1DiWbGw/n6sDHmjVO5oko8Eiy3r7PeAWWWE9JLIbHc AtyWmznujYg/Bbxb6PcHQrndwv4kASEmVxmIGsfyGI0KFahwDk89eCfeUvPj5hDQzTk7 DlY74O4j9dsdfaoPGdsnqFjwyg0BVnT0mWVpT44ncPmcxfNtGPzvsv7vTXGETVurEAga 5HvKgYvliJd7ffoAV7gWqKu5z2PDKoq4IrhSZ8scE8njKzzAPnPSlkYxn51V2G0ZKSoj 0XcwOy7bDSf1uhYhMLaAnG71xjIdVBEcpLPIfZMAC80K0k1ePfuV0h0PykiOcVo/l+qw VqRg== 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 u3si25489620ejb.331.2021.07.23.15.52.38; Fri, 23 Jul 2021 15:53:00 -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 S233245AbhGWWKi (ORCPT + 99 others); Fri, 23 Jul 2021 18:10:38 -0400 Received: from mail-il1-f199.google.com ([209.85.166.199]:40746 "EHLO mail-il1-f199.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233267AbhGWWKh (ORCPT ); Fri, 23 Jul 2021 18:10:37 -0400 Received: by mail-il1-f199.google.com with SMTP id y6-20020a92d0c60000b029020757e7bf9fso1803027ila.7 for ; Fri, 23 Jul 2021 15:51:10 -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=DaaaaLaBW1jmlP7RMEUt9dIMXSCUGy/U8gtZX+ytnqM=; b=edSq9oWgNTiCKd0NTPtfL61v76jVNgRtSa+o7S34laxfUnFVXbwf67b0CY3unwymJD AXAKZLX+nx8Omhy4CZFsNZOPygwZJOM7hcqOo1kzbr5eB6BaLJIzx95c4sCLfLw0VIR5 RxQ74/iCyRLH7aYF4H0iuZFV6qXvEzadwiocHsmEDZhN38aizjkpBwXpdK4CYeBMQHG4 2k75oaZVgoM29t/OG/MVj/lFR/P3gfNyQFMEYS+bFCzqLoVgPP4cGlGvGBqWXlGZwMTd G9OmNcEcPfzfGQGMcz5oVRtcy5WYR5jORD6/sj/F5IuFaP/9lr9fBQEI+EuMyqzW63Zm Skng== X-Gm-Message-State: AOAM531NmSm8a49ImM3G5OnAjWQ5mSaj4EuIIFJoEhms8erYfflf5YF4 xcxdmbroJpqc8BjMG1qXkoEkCT4FB6lmzkOdOisB3+wFXNO6 MIME-Version: 1.0 X-Received: by 2002:a02:ad08:: with SMTP id s8mr6092490jan.40.1627080670155; Fri, 23 Jul 2021 15:51:10 -0700 (PDT) Date: Fri, 23 Jul 2021 15:51:10 -0700 In-Reply-To: <20210723193611.746e7071@gmail.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000005d9aa505c7d23d2a@google.com> Subject: Re: [syzbot] KASAN: use-after-free Read in tipc_recvmsg From: syzbot To: davem@davemloft.net, devicetree@vger.kernel.org, frowand.list@gmail.com, gregkh@linuxfoundation.org, jmaloy@redhat.com, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, paskripkin@gmail.com, rafael@kernel.org, robh@kernel.org, syzkaller-bugs@googlegroups.com, tipc-discussion@lists.sourceforge.net, ying.xue@windriver.com Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello, syzbot tried to test the proposed patch but the build/boot failed: failed to apply patch: checking file net/tipc/socket.c Hunk #1 succeeded at 1885 (offset -1 lines). Hunk #2 FAILED at 1974. 1 out of 2 hunks FAILED Tested on: commit: 704f4cba Merge tag 'ceph-for-5.14-rc3' of git://github.. git tree: upstream dashboard link: https://syzkaller.appspot.com/bug?extid=e6741b97d5552f97c24d compiler: patch: https://syzkaller.appspot.com/x/patch.diff?x=11e7d8b2300000