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 9CCDE9461 for ; Wed, 17 Jul 2024 09:31:04 +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=1721208666; cv=none; b=WKtLrPHNDbLbmKZ0Tx8MbctxwDcfRJeqjSKt1PfdrOIrcvh9kD+abEJgoOWbJ8poOzO3+eP8S8/dE0bWoGxcO4fsB0TwES7vYTidY6x8XaLo/ykHywcv/AVZGhpoFb2ickpqJL1ORqMC6/80cl4cn3YAHhKdR5H5eKm8Pxm6UAc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1721208666; c=relaxed/simple; bh=ogNnNgO0+GrLUD5WRf5Wbn+gekguxVpPFYVZDXgYLTk=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=tZhDoWzTdKD7R30f/xw+R2DYIySzCc2RQfyzmtDUlP7qEwB5QL5L1nK/ogxSJ7Jgyw1PoToLSDQpEVigR1R8Fy8IHF0ObcbroQqZSVnVRlu+FfeyzY+6Czs7IH8BPbDsn3eg3k0uFevAZ2C3fhinIvT1+d80VKNmZZJXDRI4nVk= 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-38437330bb9so11089895ab.1 for ; Wed, 17 Jul 2024 02:31:04 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1721208663; x=1721813463; 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=egGL+kFdfG6SMmdJoiOJUagZhwUcoIBVT2MsQhZh308=; b=Cfu+zVLPdqDk/hW8EO59rfG4yO/bn7ZcwBOroDCPsX6WhYx/O0TIhRmDfeBYl82MGI fIdPgmV2GMj99/PeDc7nO0OX7zZDqyRHiqJYcM+crUhHDe3ycgD2IRO+C7AcPJ8HRigT 95C+lz+MCzJqO4lCdeGgwiYU07V9pv73EmVS8gEbRxwOmzPSuWpMQL8gQkf4RC4rQxFj +tjFn1k9YXuggv+mTZct2T+JiJzLJf/XT7mYr5be043Mx0S7bFjJWmGabnQSNfdFjVGC nR30EfjGDKt2WdR5ToZeMqAJP8QKQjU1cLH2kGKYoVxPwi7Gn4yzOhQbM+GAWQ1eMQeZ ay8g== X-Forwarded-Encrypted: i=1; AJvYcCWbDfL+StDVhiKOtx6FAOlcjXAkxhNZkQGU84Y3yvvyGWJXBQ7B+bne9idiWdcCvIoJDekCuH+mAw/XMzEmwTc14srVd53PiZ03E003 X-Gm-Message-State: AOJu0YzQ1U4Q8i1YMKKCQyYfv8rPi3SIFyLHd1yXBIvSbXOxZbX7RT+F uVoRrmaTzAJlrr0I4y6Vd7VcBlbc3gb4mc+nSgzg5Uze5fCBaTLpXVRqSw5DxnngTXyRvqpvWT6 BB6qC67vEXOghJVqn0T4yGnhYZ6OGSZibHXflMzIq3ZO41uH7EPIw5wU= X-Google-Smtp-Source: AGHT+IHcvDHKAnx32u0HTApFSP/vf6dakN1uAkgY0LTox0GOxxn/ZZOR9o9feOXEN1ZTJox4TBAiw6dWn8LCj/A35ubk1jahWfho 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:ca46:0:b0:375:9cb9:9d04 with SMTP id e9e14a558f8ab-395574243f5mr1017815ab.3.1721208663718; Wed, 17 Jul 2024 02:31:03 -0700 (PDT) Date: Wed, 17 Jul 2024 02:31:03 -0700 In-Reply-To: <087fb68c-7c33-4bbb-8b9d-281ea1dc1129@paragon-software.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000fc6bc5061d6e1ee3@google.com> Subject: Re: [syzbot] [ntfs3?] possible deadlock in attr_data_get_block From: syzbot To: almaz.alexandrovich@paragon-software.com, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Hello, syzbot has tested the proposed patch but the reproducer is still triggering an issue: SYZFAIL: write(/proc/sys/fs/binfmt_misc/register) failed 2024/07/17 09:30:00 parsed 1 programs 2024/07/17 09:30:00 [FATAL] failed to run ["./syz-executor" "setup" "fault" "binfmt_misc" "usb" "802154" "swap"]: exit status 67 mkdir(/syzcgroup) failed: 17 mount(binfmt_misc) failed: 16 write(/proc/sys/fs/binfmt_misc/register) failed: 17 SYZFAIL: write(/proc/sys/fs/binfmt_misc/register) failed (errno 17: File exists) Tested on: commit: d57431c6 fs/ntfs3: Do copy_to_user out of run_lock git tree: https://github.com/Paragon-Software-Group/linux-ntfs3.git console output: https://syzkaller.appspot.com/x/log.txt?x=168672e9980000 kernel config: https://syzkaller.appspot.com/x/.config?x=47d282ddffae809f dashboard link: https://syzkaller.appspot.com/bug?extid=36bb70085ef6edc2ebb9 compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 Note: no patches were applied.