From nobody Thu Oct 2 05:03:33 2025 Received: from mail-il1-f199.google.com (mail-il1-f199.google.com [209.85.166.199]) (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 DE19E2FFFAF for ; Mon, 22 Sep 2025 18:03:32 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.199 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1758564214; cv=none; b=iKlykhxfXYTlU3gcRlA7GR22pQc5TvpvqlHXY0gQi1si32XCiYe4Xy5MqQkLCh8XN8iNoy2h4FQpINbZ/ZZQmAmUqQldeJlwUqDRJxBV8//L9lsq790RApROTJ7/Ztv7SlZaoP/Cnre5l7q7t4Y6gGucgcfIMtWeG2JRHo92ehY= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1758564214; c=relaxed/simple; bh=W3Z5cNaSAlSkeXFbF4SJtO89PSvXkTwdpax24WIpZj8=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=EMAwDCOGVu43+3lugUujwKhQXCjRmdXCa4FBasN/fJ2Cn9AS/vpn+ajh1v+2RJicVrEJB/x3fNhnuUXX0b1/b/088kIpdrEKZU+M0HbDpgmYg/Zwf9nN5v4GNxi7pFjkyfyB6q/I0RW8SUaX1HJ3ummsZ0FEOrSJ3O/TdkgPBSg= 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=209.85.166.199 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-il1-f199.google.com with SMTP id e9e14a558f8ab-4241c41110eso116226885ab.1 for ; Mon, 22 Sep 2025 11:03:32 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1758564212; x=1759169012; 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=INOp5h++E56owrWuWxvRLYU8Wp8GTyAnoNtDtFVjXdU=; b=BiDD8slBxPIGagSpEj5QOGHoJJYTBqlwxbL4C5RabRluGXvtY8Iyx94rZc7Kryp2hF MVFVUEf2u6kC/nKcVEIRxFAnSRE4Kf8IpX3RdI4FRx8YxuBrKM3cJy1gkiTIq7OVZZww E7ybyZ1Z+vlq3B0aAB2hdGJBJJmMhHlhixEl5CSNj4S1f3gUooKoNS52+89wvshEAA2c qVaqdnuRLkuCljXdleyqgjbCD6BUJ/V6QvSG8hoWASXOOeVUC04IVHK//+RhnqEYNWHV wctdpyj9K3IBNxuTNE0JaVuQiuSPXDEGn2xeN3sNZQYO8ZLCD116R1HQj6oHza7noebF e06g== X-Gm-Message-State: AOJu0Yxe7iCuGzFOR+RRf4lhT0oHa5aPf0QoRmYypkfYQdbenc4y4dlc e+oc5fXuqcqHFq7z7NhxAtdixwSkeF9gkv+Y24d1LRbjmdRQtmvA5CY+qHWLYDH1g29RKCnMsal FUNKhQfo81M92kh40Bj74oMedtXTg+6KgNdgSm2oyYKOkWT/nxTQRf+Pvyis= X-Google-Smtp-Source: AGHT+IHIwamozpxjcNWouw9JIWoYtp3LkK7GwIdgfYPddGaDYgxaAukwSy1mN5hP8mqY5jtxBVXjXf1Z/YDvC2IWd9FX51Xu3Xtp Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a92:ca0a:0:b0:424:8013:c7d3 with SMTP id e9e14a558f8ab-424818f7dbcmr221001035ab.2.1758564212079; Mon, 22 Sep 2025 11:03:32 -0700 (PDT) Date: Mon, 22 Sep 2025 11:03:32 -0700 In-Reply-To: <68cb3c62.050a0220.50883.002b.GAE@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <68d18f74.050a0220.139b6.001d.GAE@google.com> Subject: Forwarded: Re: [syzbot] [ntfs3?] KMSAN: uninit-value in ntfs_read_hdr (3) From: syzbot To: linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Transfer-Encoding: quoted-printable 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: Re: [syzbot] [ntfs3?] KMSAN: uninit-value in ntfs_read_hdr (3) Author: sidharthseela@gmail.com Signed-off-by: Sidharth Seela Reported-by: syzbot+332bd4e9d148f11a87dc@syzkaller.appspotmail.com #syz test=20 diff --git a/fs/ntfs3/inode.c b/fs/ntfs3/inode.c index 37cbbee7fa58..6b14c13bda68 100644 --- a/fs/ntfs3/inode.c +++ b/fs/ntfs3/inode.c @@ -1716,6 +1716,7 @@ int ntfs_link_inode(struct inode *inode, struct dentr= y *dentry) de =3D __getname(); if (!de) return -ENOMEM; + memset(de,0,PATH_MAX); =20 /* Mark rw ntfs as dirty. It will be cleared at umount. */ ntfs_set_state(sbi, NTFS_DIRTY_DIRTY); --=20 2.47.3