Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752007AbdGRSXk (ORCPT ); Tue, 18 Jul 2017 14:23:40 -0400 Received: from shards.monkeyblade.net ([184.105.139.130]:54018 "EHLO shards.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751430AbdGRSXj (ORCPT ); Tue, 18 Jul 2017 14:23:39 -0400 Date: Tue, 18 Jul 2017 11:23:38 -0700 (PDT) Message-Id: <20170718.112338.288656675048363598.davem@davemloft.net> To: glider@google.com Cc: dvyukov@google.com, kcc@google.com, edumazet@google.com, linux-kernel@vger.kernel.org, netdev@vger.kernel.org Subject: Re: [PATCH] ipv4: ipv6: initialize treq->txhash in cookie_v[46]_check() From: David Miller In-Reply-To: <20170717103558.35448-1-glider@google.com> References: <20170717103558.35448-1-glider@google.com> X-Mailer: Mew version 6.7 on Emacs 25.2 / Mule 6.0 (HANACHIRUSATO) Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.5.12 (shards.monkeyblade.net [149.20.54.216]); Tue, 18 Jul 2017 11:23:38 -0700 (PDT) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 463 Lines: 13 From: Alexander Potapenko Date: Mon, 17 Jul 2017 12:35:58 +0200 > KMSAN reported use of uninitialized memory in skb_set_hash_from_sk(), > which originated from the TCP request socket created in > cookie_v6_check(): ... > Similar error is reported for cookie_v4_check(). > > Signed-off-by: Alexander Potapenko > Fixes: 58d607d3e52f ("tcp: provide skb->hash to synack packets") Applied and queued up for -stable, thanks!