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[2620:137:e000::1:20]) by mx.google.com with ESMTP id eb8-20020a0564020d0800b00447abccda64si1814262edb.422.2022.08.26.07.27.15; Fri, 26 Aug 2022 07:27:43 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 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 S234338AbiHZOQS (ORCPT + 99 others); Fri, 26 Aug 2022 10:16:18 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58020 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230388AbiHZOQQ (ORCPT ); Fri, 26 Aug 2022 10:16:16 -0400 Received: from mail-il1-f200.google.com (mail-il1-f200.google.com [209.85.166.200]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C6D113342F for ; Fri, 26 Aug 2022 07:16:14 -0700 (PDT) Received: by mail-il1-f200.google.com with SMTP id l20-20020a056e02067400b002dfa7256498so1234405ilt.4 for ; Fri, 26 Aug 2022 07:16:14 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=to:from:subject:message-id:in-reply-to:date:mime-version :x-gm-message-state:from:to:cc; bh=ksxSogszh3RDfpZCg9v7flKQN91BMpsdsn/LVGg+pEc=; b=ht/PPKDTzPx+7nTzVgIJZIgm8BXcH4PkwRRyl4TVIy3EaLsR4zfG3nqmnskO2nyNod Ygij68HrZqRzb5dc1pCg40yW9auUA4Q7Prlbzt2mWkpXTshhZhq3YwBhNRQHs2/7KLQH 2JMsw/hWqsIk1To01ZKjFiFlqFRHfS7Po+Avx7qXr+ZSjt5/f80fqn1XHZdLUYodIbXL 04NjNF2vg2GoB9rxuj+D/jpvrUSSoLXOFd4iHXKR2TV1ZQ27w0bobndXrs4ry1huFQ2U zcmGflx/ka56ycYeEN6GdfIePZrg1SUVDs9LXyO5/+yYg9RdqLgf+my5ISo0D64SGKvD pSkg== X-Gm-Message-State: ACgBeo2WI1V1Hj3UVaGHZJQBqNXCSxkdbqpjguSHW73ewfIe1ZK5G1HX FC6i+d5kgrunANbJocjEYkoZfrWxpTuPUQm3x9RhasjhK1T2 MIME-Version: 1.0 X-Received: by 2002:a92:cd8e:0:b0:2df:3572:5b0 with SMTP id r14-20020a92cd8e000000b002df357205b0mr4165921ilb.226.1661523373901; Fri, 26 Aug 2022 07:16:13 -0700 (PDT) Date: Fri, 26 Aug 2022 07:16:13 -0700 In-Reply-To: <20220826123257.3826-1-yin31149@gmail.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000007ccfed05e7258e51@google.com> Subject: Re: [syzbot] KASAN: use-after-free Read in ntfs_attr_find From: syzbot To: akpm@linux-foundation.org, anton@tuxera.com, chenxiaosong2@huawei.com, linux-kernel@vger.kernel.org, linux-ntfs-dev@lists.sourceforge.net, syzkaller-bugs@googlegroups.com, yin31149@gmail.com Content-Type: text/plain; charset="UTF-8" X-Spam-Status: No, score=0.8 required=5.0 tests=BAYES_00,FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H2, SORTED_RECIPS,SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net 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+5f8dcabe4a3b2c51c607@syzkaller.appspotmail.com Tested on: commit: 4c612826 Merge tag 'net-6.0-rc3' of git://git.kernel.o.. git tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master console output: https://syzkaller.appspot.com/x/log.txt?x=115a8b13080000 kernel config: https://syzkaller.appspot.com/x/.config?x=911efaff115942bb dashboard link: https://syzkaller.appspot.com/bug?extid=5f8dcabe4a3b2c51c607 compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 patch: https://syzkaller.appspot.com/x/patch.diff?x=1229de4d080000 Note: testing is done by a robot and is best-effort only.