From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-oi1-f197.google.com (mail-oi1-f197.google.com [209.85.167.197]) (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 1B6E1230274 for ; Fri, 16 Jan 2026 13:44:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.167.197 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768571046; cv=none; b=KMBs3HTqoKQpubg/h8bC8XNQVLtrVZJ1rDmMfPA5igqSy+Fj5j4xZ5ygFMYqskcRn/0EVnAecQjnY2rzt0BQwjof4E0d5LO3r7PywHc+GF8iEGy5fdWbzcwGkhmtJ3uA7x0XaE1pABx22RPosQ8KQx/dsESO3goRXdT/LEPRGAs= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768571046; c=relaxed/simple; bh=JaYEZM6yWgI6Sg0RHWXWYEM58EDO1cvBO7S/WQm4FrQ=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=Ii3H8r1DcjEtNRsHVML+4Bruij8/Js4zVEo6tvTocOFEwf65jV5ALqXX4z6VWQB4SFa9WVs6/mVOMBW/PfmItAXKgRYRdTk8jTkhkZK8H94nNyPjeJmqxpOUbFsBv0ogMOvTXhnueLwCk+lOsvJpAHAO24ZJjHZoNRz+yEIi49w= 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=209.85.167.197 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-oi1-f197.google.com with SMTP id 5614622812f47-45a684d8f6aso7454757b6e.1 for ; Fri, 16 Jan 2026 05:44:03 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1768571043; x=1769175843; 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=ObNAliYPyAfNrDscf+JIUAia546ZXauaiid+xM8oNYE=; b=jlzQUNt7JFowgwnEpdocFZgrdAC5DvJqN5OA1JiRPgberW7gOSf0sU8rP499peQZuj Mgu8YN40+JSSZoO0n3+Un+4J0DKgFV7mCKLsF6qrhQRo+A7u9b606lBlvDiAtlkvuMab Cwhb7jmNmcfLaBYgbQozEEhxaDqp+djFYmrowOzG4y7kGPKHEf19EGbUS9t/fYADOo2O Oo0RDga+DS4+laZ239FF8QLHnVQn/yYSuvQXALOsT3m4WohLi4sIThY+Ofnbx1hhnvbZ WwvnBCLDhpbNYFDzSxgpUNP1O/Xl8YrXfFSZRIP/3Fy/+6EOGsHxhocsIn1dlBb0Ku4t hs0g== X-Forwarded-Encrypted: i=1; AJvYcCVE7+m8VAiEcOcQTTycE42k82/ECpgk3aIvOh3TyQmMEc+bjWvt/CsezNBkvZ4To0fPbIaijVzpB4RMWWvJ@vger.kernel.org X-Gm-Message-State: AOJu0YwtZwDD96HAvRWuK8xQw6b0cF6EgV2qiFWg0249kmg2PdZlpYJU BwDbEEez89YvHt9uRGG+fCUy50DcOUP5piRbOWCgwHuXoA93kyTF3choQJCwkVUWKrCmvQcmMR+ Hz5NeEj/rACPPbojp3Kuj/YrHbSBTvYby+kMV2XHKvtk+iiO5nz3dTW0lEes= Precedence: bulk X-Mailing-List: linux-fsdevel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6808:50aa:b0:44f:ef44:9cc4 with SMTP id 5614622812f47-45c8817ac81mr3519113b6e.32.1768571043001; Fri, 16 Jan 2026 05:44:03 -0800 (PST) Date: Fri, 16 Jan 2026 05:44:02 -0800 In-Reply-To: <20260116-kostbar-blass-171a72be1845@brauner> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <696a40a2.050a0220.58bed.004d.GAE@google.com> Subject: Re: [syzbot] [fs?] possible deadlock in put_mnt_ns From: syzbot To: brauner@kernel.org, jack@suse.cz, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com, viro@zeniv.linux.org.uk 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+55fd613012e606d75d45@syzkaller.appspotmail.com Tested-by: syzbot+55fd613012e606d75d45@syzkaller.appspotmail.com Tested on: commit: e64f65a7 FOLDME git tree: https://github.com/brauner/linux.git vfs-7.0.namespace console output: https://syzkaller.appspot.com/x/log.txt?x=15fac39a580000 kernel config: https://syzkaller.appspot.com/x/.config?x=dac5329a4190a189 dashboard link: https://syzkaller.appspot.com/bug?extid=55fd613012e606d75d45 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.