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=-0.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=ham 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 C1297C31E5B for ; Mon, 17 Jun 2019 23:28:01 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id A5F45208C0 for ; Mon, 17 Jun 2019 23:28:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728728AbfFQX2A (ORCPT ); Mon, 17 Jun 2019 19:28:00 -0400 Received: from shards.monkeyblade.net ([23.128.96.9]:40046 "EHLO shards.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726121AbfFQX2A (ORCPT ); Mon, 17 Jun 2019 19:28:00 -0400 Received: from localhost (unknown [IPv6:2601:601:9f80:35cd::3d5]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) (Authenticated sender: davem-davemloft) by shards.monkeyblade.net (Postfix) with ESMTPSA id A53E2151BAEDC; Mon, 17 Jun 2019 16:27:59 -0700 (PDT) Date: Mon, 17 Jun 2019 16:27:59 -0700 (PDT) Message-Id: <20190617.162759.1679095918480150552.davem@davemloft.net> To: fw@strlen.de Cc: netdev@vger.kernel.org, tariqt@mellanox.com, ranro@mellanox.com, maorg@mellanox.com, edumazet@google.com Subject: Re: [PATCH net-next 0/2] net: ipv4: remove erroneous advancement of list pointer From: David Miller In-Reply-To: <20190617140228.12523-1-fw@strlen.de> References: <20190617140228.12523-1-fw@strlen.de> X-Mailer: Mew version 6.8 on Emacs 26.1 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]); Mon, 17 Jun 2019 16:27:59 -0700 (PDT) Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Florian Westphal Date: Mon, 17 Jun 2019 16:02:26 +0200 > Tariq reported a soft lockup on net-next that Mellanox was able to > bisect to 2638eb8b50cf ("net: ipv4: provide __rcu annotation for ifa_list"). > > While reviewing above patch I found a regression when addresses have a > lifetime specified. > > Second patch extends rtnetlink.sh to trigger crash > (without first patch applied). Series applied, thanks Florian.