From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-io1-f71.google.com (mail-io1-f71.google.com [209.85.166.71]) (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 49337171C9 for ; Sat, 21 Sep 2024 10:10:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.71 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1726913404; cv=none; b=SzldF+KHSeDgSPHb8nf8Hhq0T389WDCubg0GpnijLGZm/GxDBWNuzFk2EKxqX9ei6gXT8/3/MaLjPzTQLYUsRQD2TKbShH6yCIteb6zC8NS7l/5AM/DXyuX7N+JhNtD/xWYKuzZSlj3ShN/79+W0tATui4dpXtIyWIVMQFyKSo4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1726913404; c=relaxed/simple; bh=zgzjFH+30r8JdN/b3svV48cG3o3q1x864kFUSRSkVpQ=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=CsG/SK4/IEPuUM9ReO6m/NF1edCGUVqqGn/66aJzh9mUmjR3jD5AZUl1zNTI2FupC9MhoOwAzliagN8PAGxd8/H+imazue7Vj6gpo9rOC22IOwbUvvw9k3yGVfaVa5pEDtBfkycePn8Voz5DBYRiBfY6bWaH/0xt4DAnBf19kc8= 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=209.85.166.71 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-f71.google.com with SMTP id ca18e2360f4ac-82aa467836eso511047939f.2 for ; Sat, 21 Sep 2024 03:10:02 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1726913402; x=1727518202; 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=LgUJqnn2mEX448eRrv1Ga7y7KNXabZljQEenAAc/dTU=; b=HVjrg5zxdmli9sI21fUtZ+MRUNcEZXMWJ8lrn9u6PG5/GUjDzDPmlmpVztaCRURWwy Yx7dIrblfmgmHYghHQAkVKT3IzEX4tQ/ukQ18Go7egNgXNwi4b2TAH805kjSRJa+CQB0 cVKuIzXu66NGs3NWjx06TAY1aSfLgK+uQkbSg/NUAUUnq9JLSRGAnyz1py2pGTssn1Un l2fkVD5el5do/5SIljcuRov7UJikg6uWq4MAdf/Vj6XYt/fooe/AbZoMDjgA+i+SfODj f3AJS8tobdyYaFHrAXq6w1EV58Dn3jo8HACAVuUjR6DRGkoeoRTtC8iFuQRxAYC1ZWDv 3YIg== X-Forwarded-Encrypted: i=1; AJvYcCUsJPh7JO2yUEr0WL8KktYAWbRJ0DhRyyvUnODpn19dack/LYiKqF+lvrOBusgbNmeQf4ZL2pQC5gOMLHQ=@vger.kernel.org X-Gm-Message-State: AOJu0YyLryYJoZBuQuhpSEVRA04Lq7R4rVdel3k7ipxe5PXOLTj5QfD2 acUhUgyPtD3CiVpf8snvA3wj3S1NiD2lJJledkmNl8QP414WHQ8vsOMvyNVP+8tZjLFk4jQHptd ihIwVbEw5J1V/RcY9dFbTYtffjlO7QZKx/6RXu6sGG1Ko7FvAUXYXD5c= X-Google-Smtp-Source: AGHT+IFgdNeWyNLSkArQwW8UyOVedACULK6yUayZWcdv4I02Ejx2qaEX0rg3imuwkTVWJiTAC7O+O5WcwRZorbFhTPyqcEEc27Vf Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:b4d:b0:3a0:9a32:dedc with SMTP id e9e14a558f8ab-3a0c8c819f5mr45325455ab.6.1726913402370; Sat, 21 Sep 2024 03:10:02 -0700 (PDT) Date: Sat, 21 Sep 2024 03:10:02 -0700 In-Reply-To: <20240921092547.968-1-hdanton@sina.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <66ee9b7a.050a0220.3195df.0049.GAE@google.com> Subject: Re: [syzbot] [netfs?] KASAN: slab-use-after-free Read in iov_iter_advance From: syzbot To: hdanton@sina.com, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Hello, syzbot has tested the proposed patch and the reproducer did not trigger any issue: Reported-by: syzbot+7c48153a9d788824044b@syzkaller.appspotmail.com Tested-by: syzbot+7c48153a9d788824044b@syzkaller.appspotmail.com Tested on: commit: 1868f9d0 Merge tag 'for-linux-6.12-ofs1' of git://git... git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=156e6427980000 kernel config: https://syzkaller.appspot.com/x/.config?x=5a0a1caedf9d578f dashboard link: https://syzkaller.appspot.com/bug?extid=7c48153a9d788824044b compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 patch: https://syzkaller.appspot.com/x/patch.diff?x=13e66427980000 Note: testing is done by a robot and is best-effort only.