From mboxrd@z Thu Jan 1 00:00:00 1970 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 BA2677E105 for ; Sun, 30 Nov 2025 11:41:03 +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=1764502865; cv=none; b=qRd9XzoaDJ/RoIhdjxSto7u6XVUiO2J1yPHqb4CrCZLXLRbohCD37+VVJTlrc4CsXKGQjBSXdhO4qSsWfs3VspyZfaSI/IuQAYpoGeTzsznXtAjAE0GrqZ5h4ETKozRNcV9Pm7dBagSOsFTBs+gpELob6t71kCGyHeUqtGMLF3k= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764502865; c=relaxed/simple; bh=g+DfE22gKq8OnAMBZAoDUq4mXCEdjQ1BcjvC5ep5SV8=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=Cp85vXYKaf/t+fl6UOAg1sIjp8/JvLHbsbTsYttdv9AhU9SXOQQElwhivr7Q8mWrRG0DT/IUlZZxnJMu1WqBjqZCZusQyDVFeq7mRF+UEGEzJwp3HPI/jXer/clT6PiLJm1u8os3D9gi21GW0rBigwPK24Yzz2uupFD0d5LLwC8= 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-433795a17c1so27318825ab.2 for ; Sun, 30 Nov 2025 03:41:03 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1764502863; x=1765107663; 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=YQxQd5xC1JV8/LPAA/WbLs8p4oZDFo4dPBHKaF7PCMY=; b=PK8RkwzT2jYJIa99KUzzc11v96GtcCh1Y3ZVH6Js052A+BTBy1g+7Sbg+EphMkdmT0 /qnmWQka7EHGgkQRQLMV3iITw32p+S7fG92rHqTtqThP52AEp3Nxp610B/+tR3KLFHz4 J422oA3g1uyIrqMRcxXCZo86Hrm8TYDqzoXfKxOBte6RN4X5+byJIXFnunGRanpFHZak O3XvMZ07saq2zou8RcXuNW358+8dmNyr1LPIVkBLsbGnKNH1EB2+IUe6qjWQP1fIMheY iH+jzeOH9XHk+mH5LzQB20YAcfZqcM9v3LaeJOHrmgI4SyXxYgCXSETOrlTVSy0ifLaS 35oQ== X-Forwarded-Encrypted: i=1; AJvYcCW81AvOzRm9zHIR6A0Kv01dCEbir2U85ijYNwv/n54SSXOWfp1DUQYUNy5uwQycYuGmaaWdKlptt5N3B8I=@vger.kernel.org X-Gm-Message-State: AOJu0Yx0fO3PCYh4Gg7dhG3WiIyWswM036mYa4R2KrAwd54jDkDEyxKd EFqiWCz4GhCHpFoIOLQ6iwN11lAOPns/wbbC1B+7t25hYFn52g7fBQ9odVnFUnIj1Vi9LbKAfs4 /XR04oKt+xpA+W1BPNMYrUS1GsbtqShhw6gBh5EkC83QE1OBxdrHi9iDhJpE= X-Google-Smtp-Source: AGHT+IEUGeYMe+hEIQf9wz1QMJrVSUgaLuduyV6KWOMcmyWAp1cBbYymBUu/Nhglc1gvK7PK/az2oPJJSjFFpG7QXUYlblaVGOJW Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:248f:b0:433:5b75:64d6 with SMTP id e9e14a558f8ab-435b98d77f7mr350449675ab.28.1764502862907; Sun, 30 Nov 2025 03:41:02 -0800 (PST) Date: Sun, 30 Nov 2025 03:41:02 -0800 In-Reply-To: <20251130105214.9567-1-hdanton@sina.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <692c2d4e.a70a0220.d98e3.016f.GAE@google.com> Subject: Re: [syzbot] [overlayfs?] WARNING in fast_dput 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+b74150fd2ef40e716ca2@syzkaller.appspotmail.com Tested-by: syzbot+b74150fd2ef40e716ca2@syzkaller.appspotmail.com Tested on: commit: d6ea5537 Merge tag 'vfs-6.19-rc1.fd_prepare' of gitoli.. git tree: https://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs.git vfs.all console output: https://syzkaller.appspot.com/x/log.txt?x=16218512580000 kernel config: https://syzkaller.appspot.com/x/.config?x=859bdb453c94e06c dashboard link: https://syzkaller.appspot.com/bug?extid=b74150fd2ef40e716ca2 compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 Note: no patches were applied. Note: testing is done by a robot and is best-effort only.