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=-0.6 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, 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 EA0AEC2D0DC for ; Fri, 27 Dec 2019 03:50:52 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B0E9F20838 for ; Fri, 27 Dec 2019 03:50:52 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="Ps002pRs" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727208AbfL0Dut (ORCPT ); Thu, 26 Dec 2019 22:50:49 -0500 Received: from mail-ot1-f67.google.com ([209.85.210.67]:45023 "EHLO mail-ot1-f67.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726804AbfL0Dut (ORCPT ); Thu, 26 Dec 2019 22:50:49 -0500 Received: by mail-ot1-f67.google.com with SMTP id h9so32125528otj.11; Thu, 26 Dec 2019 19:50:48 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=X28Eu+H0R7isIu0zMhh5cpt8djyO9YcV6tOOZlBOjtA=; b=Ps002pRsFpiGlXurUYOKlOUlQTwcmt9Q6Msftj/wo6iE/p9n+efTUlKmMelGuafCbH KxcGfwnnAHBxNNMBByAQh+2EQh2O4JylrCUPss5sVKzLeJOUHxm810YC7yIY+O7tPtHm LSzfAMROsIyGy0F887UTs3/8G9ri+iPCka1EPbh5fc6Cz31zFNHO3hv/J8RWOBRID9bf ExfQ4FGVCTmNzsByiBAJ5sWn88NETb8lcTSoLpZztVoyBzzdgfCBAw/yqqLjXGErbETk hm4xyoixBl6xnJCblKWsi4iOhgjnyX//3TegHJ6kmYF+me817RN4w2MZ4oL8rG9CPFjs Jp5w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=X28Eu+H0R7isIu0zMhh5cpt8djyO9YcV6tOOZlBOjtA=; b=ECUevmYBX7L94o6YQkUsdRWqxf5rjDcfYGAz3fqctKhu/io+QtaZMB/RdiamDZvF+F ZgNL5ia+msVL3ay2uj+QUH1Zu9xonhJAWI9QGP2GY09wLBzYLZJvf5ZJITt29jYW7FWz xNfQ0WQ9Em1EshrCJLvxXlnNO96V/gLs7N2nsaJ61VT5rUwDa8Di9DQkJX1lA7oQCGZV CSyfOAXU7GggfjQibu5RE8QJCTmZVECea/Du0SR7E1oDWAfqnUS/e+wcpIhH46Jc2RaI jpFEKnLjo3EWQu937nk9CIZ38LXylUG0eQIw3wfOBJmcaeV4Kct8z3KH9C/ZzccmG4NT 9NgQ== X-Gm-Message-State: APjAAAW1gucmpgsCJBp/TeyChulhlfE4n9aKIT6GksXdrNEbUaSpxI5E z2p3oo/16x9cYaqNYyE/NfcMAJyx2pFGrNr5MBA1Dg== X-Google-Smtp-Source: APXvYqyFvQ5xTHNpfOBBoDOioPTSU2KACQ7735zB6ftXrFz34PGneyVA3GHsa1PWrkUojk9kHfFIUN/SUz2UapL2Qxo= X-Received: by 2002:a9d:da2:: with SMTP id 31mr52278608ots.319.1577418648220; Thu, 26 Dec 2019 19:50:48 -0800 (PST) MIME-Version: 1.0 References: <00000000000057fd27059aa1dfca@google.com> <00000000000015fd8f059aa682d3@google.com> In-Reply-To: <00000000000015fd8f059aa682d3@google.com> From: Cong Wang Date: Thu, 26 Dec 2019 19:50:37 -0800 Message-ID: Subject: Re: general protection fault in xt_rateest_tg_checkentry To: syzbot Cc: coreteam@netfilter.org, David Miller , Eric Dumazet , Florian Westphal , Jozsef Kadlecsik , kadlec@netfilter.org, LKML , Linux Kernel Network Developers , NetFilter , Pablo Neira Ayuso , syzkaller-bugs Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Dec 26, 2019 at 6:47 PM syzbot wrote: > > syzbot has bisected this bug to: > > commit 3427b2ab63faccafe774ea997fc2da7faf690c5a > Author: Cong Wang > Date: Fri Mar 2 02:58:38 2018 +0000 > > netfilter: make xt_rateest hash table per net Yes, net pointer is missing in initialization... I will send out a patch. Thanks!