From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-io1-f69.google.com (mail-io1-f69.google.com [209.85.166.69]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 61D7813C9C4 for ; Mon, 2 Sep 2024 13:17:40 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.69 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725283061; cv=none; b=YfATIw+tK2+7WWVqsJR+sNkMX98VztD2IgKQQEr8nPQjHclWl+D2TlsPta70crS6wUOScrc1YdtID830UJmUNZzN9RvtCrZ8aRKwDT9qMUWYYQDXe/YhPW9EJtX0oAvGcMlzWBRto6K+Y2qbNjJoJXBgZskipvv0KZGCPrc1gt8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725283061; c=relaxed/simple; bh=qZJHaGRU7fr5/0CkMOOyFtk62bXQuyuBDL9Qox2dd9I=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=FOLITQ2Po1Ik3s1L8crDMI1Y+JYb8V6ZSwukJ+38k5/T3iC6xlCf+D6FCqUR+Vp6QA9a265lqf5qWTK8YpqIh23lJ4jmHp6o+gpOkrn0WZnbbR42KUGt4qgp9RhkPG/NKSesZDWE9MIC+VvSFOUHmqlAGuR+QgXdfotKVpZvcWg= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com; arc=none smtp.client-ip=209.85.166.69 Authentication-Results: smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com Received: by mail-io1-f69.google.com with SMTP id ca18e2360f4ac-82a1c57f4dcso522705239f.2 for ; Mon, 02 Sep 2024 06:17:40 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1725283059; x=1725887859; h=to:from:subject:message-id:in-reply-to:date:mime-version :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=Kv0wDtxKWFi02CvI9439oPf+UvQ0ITGAg99rJeq7kAA=; b=JEO2YA1YpY8+YmoEqFhUT8Hj9ZCMd0ETpB6LI3xpnfSUuEVpBqVIMW8Dkp2qXhnlXU SNBnqTmDrfxs4RCUM/6oza9r8mA/8Y7IC302H9JFTprh/AA+u47EQnIf1jDAMq/VrG4r HRZfhQppXDTrv/puHiUxF2bP54kouerUR/1C+KD2l06TB3tAOSiD2FGcAE31FmJHuCzC g/zbd+o9gpUKnOMkIXirm7PFPkeYCk9qCkSN7CVSjqwCsQTW9zM9H186VA1385Kl3weD R+e4/DcCjLHNq5gTsu3gB44fzguf6bTbB6KWSR1QxLSpai0Q1OqAYVHE4JnwZivH5uvN jzAQ== X-Gm-Message-State: AOJu0YyLoAa+jLyKEEa6p6xJIEiPt/7L03tGdObA8SSmarAystIr8d6T b4vdwTJEC0PbbPqJw+O+sVTEfNIa+XmF/YXYgOeA5H03AGefHiczvMOKcUTeJS6zNfSn3ET0jpH 7PSdzj6Ri8ORL+1fKA7a8uE/F2CCGKC+0ZfYCPmxjkA7e1bikAqbvZpI= X-Google-Smtp-Source: AGHT+IG/vrgEctPPj5Jq5Xluh84NsJeuNLH/P2w0MDLygfY10KiqHeAR4z7EcNN5w0lqEHKeWfYq3sfcoLmsuHmxsyhcCZJtynz5 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6638:8721:b0:4ce:928f:adb1 with SMTP id 8926c6da1cb9f-4d017d9c55cmr507433173.2.1725283059399; Mon, 02 Sep 2024 06:17:39 -0700 (PDT) Date: Mon, 02 Sep 2024 06:17:39 -0700 In-Reply-To: <000000000000b6f58d05e9f95a0c@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000e48a89062122c319@google.com> Subject: Re: [syzbot] possible fix (linux-ntfs3) From: syzbot To: linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" For archival purposes, forwarding an incoming command email to linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com. *** Subject: possible fix (linux-ntfs3) Author: almaz.alexandrovich@paragon-software.com #syz test: https://github.com/Paragon-Software-Group/linux-ntfs3.git master diff --git a/fs/ntfs3/namei.c b/fs/ntfs3/namei.c index fc720ad9c57a..aa7e9d70e32e 100644 --- a/fs/ntfs3/namei.c +++ b/fs/ntfs3/namei.c @@ -81,7 +81,7 @@ static struct dentry *ntfs_lookup(struct inode *dir, struct dentry *dentry, if (err < 0) inode = ERR_PTR(err); else { - ni_lock(ni); + ni_lock_dir(ni); inode = dir_search_u(dir, uni, NULL); ni_unlock(ni); }