From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id E3EEF289E3D; Wed, 16 Jul 2025 21:24:56 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752701097; cv=none; b=gOPE3GpFsmy70g329kDIVbe7LGeKhvctfl+iq57IFnRJxXHKA1TpbErHouEi72nQ6cuIHBbMG6Mt0DQf4uqBWZGKWVU91NkSY0LsR0qIp6hUEHDnC+KIad4uEijsiqVKH8HYp0VkwruBbF+CLOg8A19ceS0BpwbSDhrJJwBdpE4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752701097; c=relaxed/simple; bh=2fZ39SZz8mlc4YI/aOzd9OhNDsBlj+8OWbDogwbqpIk=; h=Date:From:To:Cc:Subject:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=arX2DtBkLw5Ch9QqOct5s+iu+/yCGDoW9AOG3bs83uXZWefl+nwFsCTfYzoOVZP4/m3pZkyoZn4w6zVuUZj/nlYApmgzhyItEclPGy4CYCfFy0uf9bE6tQxQfvc1ORr9L7pr9yTl5Sm5d22YCr7vNoo3isarBaS0M9lAiafNl2I= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=VVUcSyiZ; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="VVUcSyiZ" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 37BA7C4CEE7; Wed, 16 Jul 2025 21:24:56 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1752701096; bh=2fZ39SZz8mlc4YI/aOzd9OhNDsBlj+8OWbDogwbqpIk=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=VVUcSyiZBZMMzxDcZUoKJnOmTgZxi0ZkrxIzZ/PJ9dxQx3M9GINC0nw7814qEVnH7 Y84acnd1k8FFsgydsTCFBsapWV/W9vKbUHkFl4joyhOVAvaNaV1BgEmIi7cCEEntst FuxcNMTsco6sK7XSIJcl2dL8ZGwDWGLzY3vw21hnkSoNun4QrHS6jykJi2qV/EVlcj ClJMGlD/RxCEm8Xpn4S+14Xn7Gv/rf1ddLTTsxKWvBMj0Wd0URKGJr/rScp6KWf8MH k9zm2RbBbgzhT2aDRUbW8A2g144UTg4MxmvxN6KmBqWquzPTWyV1OZxLZR4XwcWsv/ CRlUZjkj/UKCw== Date: Wed, 16 Jul 2025 14:24:55 -0700 From: Jakub Kicinski To: Jeongjun Park Cc: richardcochran@gmail.com, andrew+netdev@lunn.ch, davem@davemloft.net, edumazet@google.com, pabeni@redhat.com, yangbo.lu@nxp.com, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, syzbot+7cfb66a237c4a5fb22ad@syzkaller.appspotmail.com Subject: Re: [PATCH net] ptp: prevent possible ABBA deadlock in ptp_clock_freerun() Message-ID: <20250716142455.17883979@kernel.org> In-Reply-To: References: <20250705145031.140571-1-aha310510@gmail.com> <20250707171118.55fc88cc@kernel.org> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit On Wed, 16 Jul 2025 14:12:27 +0900 Jeongjun Park wrote: > > Either way - you forgot to CC Vladimir, again. > > No need to reference Vladimir, as this bug is a structural issue that has > been around since the n_vclocks feature was added, as indicated in the > Fixes tag. I'm asking you to CC him, so that he can help reviewing your code.