From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-0.9 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5C136C2BA19 for ; Tue, 21 Apr 2020 08:38:38 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2CE98206D4 for ; Tue, 21 Apr 2020 08:38:38 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="fHBViVBm" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728453AbgDUIih (ORCPT ); Tue, 21 Apr 2020 04:38:37 -0400 Received: from us-smtp-2.mimecast.com ([207.211.31.81]:32400 "EHLO us-smtp-delivery-1.mimecast.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726018AbgDUIig (ORCPT ); Tue, 21 Apr 2020 04:38:36 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1587458315; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=OK6qYuByoFv5/7Xc9brNny50E++JaILi1ivdrTp3evM=; b=fHBViVBmFwuLqrUg0bsv5RJkH7h7VflJF++zGiJglOE+4vdeH8vgqJ0QwZXvDtB9NmzTjE PvfCH8PUPtDCBns4UbB1y+12VMhNDMjxY/QjYq4QF01zcNh+OI3bMSEai443ibhtJqeQFb +asxSzO3bJYw6acKuxGRKp2mNn7QVQ8= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-477-Av7wbNAsO6GwIKEL3WTIqg-1; Tue, 21 Apr 2020 04:38:33 -0400 X-MC-Unique: Av7wbNAsO6GwIKEL3WTIqg-1 Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.phx2.redhat.com [10.5.11.13]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id DE1BD190B2A1; Tue, 21 Apr 2020 08:38:31 +0000 (UTC) Received: from ovpn-115-18.ams2.redhat.com (ovpn-115-18.ams2.redhat.com [10.36.115.18]) by smtp.corp.redhat.com (Postfix) with ESMTP id EC75DA18A5; Tue, 21 Apr 2020 08:38:29 +0000 (UTC) Message-ID: Subject: Re: [PATCH net 0/3] mptcp: fix races on accept() From: Paolo Abeni To: David Miller Cc: netdev@vger.kernel.org, mathew.j.martineau@linux.intel.com, matthieu.baerts@tessares.net, kuba@kernel.org, cpaasch@apple.com, fw@strlen.de Date: Tue, 21 Apr 2020 10:38:28 +0200 In-Reply-To: <20200420.130215.721617466987117194.davem@davemloft.net> References: <20200420.130215.721617466987117194.davem@davemloft.net> Content-Type: text/plain; charset="UTF-8" User-Agent: Evolution 3.32.5 (3.32.5-1.fc30) MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org On Mon, 2020-04-20 at 13:02 -0700, David Miller wrote: > From: Paolo Abeni > Date: Mon, 20 Apr 2020 16:25:03 +0200 > > > This series includes some fixes for accept() races which may cause inconsistent > > MPTCP socket status and oops. Please see the individual patches for the > > technical details. > > Series applied, thanks. > > It seems like patch #3 might be relevant for v5.6 -stable, what's the > story here? Yes, it addresses a race condition present since cc7972ea1932 ("mptcp: parse and emit MP_CAPABLE option according to v1 spec"). I see now that the changelog is probably a bit too vague, I'm sorry. Cheers, Paolo