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[209.132.180.67]) by mx.google.com with ESMTP id d6si36029542otq.41.2020.01.06.17.28.42; Mon, 06 Jan 2020 17:28:55 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=appspotmail.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727406AbgAGB2C (ORCPT + 99 others); Mon, 6 Jan 2020 20:28:02 -0500 Received: from mail-il1-f198.google.com ([209.85.166.198]:47815 "EHLO mail-il1-f198.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727315AbgAGB2C (ORCPT ); Mon, 6 Jan 2020 20:28:02 -0500 Received: by mail-il1-f198.google.com with SMTP id x69so44026902ill.14 for ; Mon, 06 Jan 2020 17:28:01 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:date:in-reply-to:message-id:subject :from:to; bh=75DRJK5klYoLUbzgyGRVpTRFYRrPHK+zNd4vNtL85ZQ=; b=sdEwMQGzW4IYLtOZpUOPq9ok3HkL/ltQ/9oPm9TKfA/Y30aAIE5iM/lOEWPvaSCRYW qG2qQNyb8TBLIvwC1CdO+P/e9ffH8VwKS4z2V+1CVKuQ4Rp7e+pqQyodUqP9kG79DjbW YPDv5wHfY/ykipbPcUsiLzDzIu2bhXc2AQtiEUIzzRvRUR90TixT6MGu1DfcI109+dAq kG3DVzPRR410WwV9vk/6A3aElYIf30/GkWgqcnvRcF4SFjFU2bA1QZgfcAzuOEkRtbDz uvpj0cO+tjvqTt5cVC1vWt0aiLvklwxFkwDui+IDodKaFlbmbTtUngkbNoMIYuX7VQy4 aewg== X-Gm-Message-State: APjAAAWMQjNCy6ssqilwW1NPr3AcxlcU2bhLmr5JMS/gHZtVbPIPWMe+ OvAFJ8GI87X+hD+gVQZpP59jvj+fs5Qzrgo2WhLPcYQWCK3S MIME-Version: 1.0 X-Received: by 2002:a92:d151:: with SMTP id t17mr73212526ilg.175.1578360481266; Mon, 06 Jan 2020 17:28:01 -0800 (PST) Date: Mon, 06 Jan 2020 17:28:01 -0800 In-Reply-To: <0000000000009cd5e0059b7eb836@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000d04359059b82afd9@google.com> Subject: Re: general protection fault in dccp_timeout_nlattr_to_obj From: syzbot To: coreteam@netfilter.org, davem@davemloft.net, fw@strlen.de, kadlec@blackhole.kfki.hu, kadlec@netfilter.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, netfilter-devel@vger.kernel.org, pablo@netfilter.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8"; format=flowed; delsp=yes Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org syzbot has bisected this bug to: commit dd2934a95701576203b2f61e8ded4e4a2f9183ea Author: Florian Westphal Date: Mon Sep 17 10:02:54 2018 +0000 netfilter: conntrack: remove l3->l4 mapping information bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=10957485e00000 start commit: d89091a4 macb: Don't unregister clks unconditionally git tree: net final crash: https://syzkaller.appspot.com/x/report.txt?x=12957485e00000 console output: https://syzkaller.appspot.com/x/log.txt?x=14957485e00000 kernel config: https://syzkaller.appspot.com/x/.config?x=f2f3ef188b7e16cf dashboard link: https://syzkaller.appspot.com/bug?extid=46a4ad33f345d1dd346e syz repro: https://syzkaller.appspot.com/x/repro.syz?x=12ff2869e00000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=16693751e00000 Reported-by: syzbot+46a4ad33f345d1dd346e@syzkaller.appspotmail.com Fixes: dd2934a95701 ("netfilter: conntrack: remove l3->l4 mapping information") For information about bisection process see: https://goo.gl/tpsmEJ#bisection