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=-3.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SIGNED_OFF_BY,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 69619C3815B for ; Mon, 20 Apr 2020 18:00:09 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 512602071C for ; Mon, 20 Apr 2020 18:00:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727804AbgDTSAH (ORCPT ); Mon, 20 Apr 2020 14:00:07 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54240 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726748AbgDTSAH (ORCPT ); Mon, 20 Apr 2020 14:00:07 -0400 Received: from shards.monkeyblade.net (shards.monkeyblade.net [IPv6:2620:137:e000::1:9]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3C099C061A0C; Mon, 20 Apr 2020 11:00:07 -0700 (PDT) Received: from localhost (unknown [IPv6:2601:601:9f00:477::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 13619127D1E53; Mon, 20 Apr 2020 11:00:03 -0700 (PDT) Date: Mon, 20 Apr 2020 11:00:00 -0700 (PDT) Message-Id: <20200420.110000.944435201264166335.davem@davemloft.net> To: xiangxia.m.yue@gmail.com Cc: syzbot+7ef50afd3a211f879112@syzkaller.appspotmail.com, dev@openvswitch.org, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, pshelar@ovn.org, syzkaller-bugs@googlegroups.com, yihung.wei@gmail.com Subject: Re: [PATCH] net: openvswitch: ovs_ct_exit to be done under ovs_lock From: David Miller In-Reply-To: <1587063451-54027-1-git-send-email-xiangxia.m.yue@gmail.com> References: <000000000000e642a905a0cbee6e@google.com> <1587063451-54027-1-git-send-email-xiangxia.m.yue@gmail.com> 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, 20 Apr 2020 11:00:03 -0700 (PDT) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: xiangxia.m.yue@gmail.com Date: Fri, 17 Apr 2020 02:57:31 +0800 > From: Tonghao Zhang > > syzbot wrote: ... > To avoid that warning, invoke the ovs_ct_exit under ovs_lock and add > lockdep_ovsl_is_held as optional lockdep expression. > > Link: https://lore.kernel.org/lkml/000000000000e642a905a0cbee6e@google.com > Fixes: 11efd5cb04a1 ("openvswitch: Support conntrack zone limit") > Cc: Pravin B Shelar > Cc: Yi-Hung Wei > Reported-by: syzbot+7ef50afd3a211f879112@syzkaller.appspotmail.com > Signed-off-by: Tonghao Zhang Applied and queued up for -stable, thanks.