From mboxrd@z Thu Jan 1 00:00:00 1970 From: Florian Westphal Subject: Re: general protection fault in ipt_do_table Date: Mon, 12 Feb 2018 17:20:13 +0100 Message-ID: <20180212162013.GA27605@breakpoint.cc> References: Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: netdev@vger.kernel.org, netfilter-devel@vger.kernel.org, pablo@netfilter.org, syzkaller-bugs@googlegroups.com To: syzbot Return-path: Received: from Chamillionaire.breakpoint.cc ([146.0.238.67]:33058 "EHLO Chamillionaire.breakpoint.cc" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S964875AbeBLQX0 (ORCPT ); Mon, 12 Feb 2018 11:23:26 -0500 Content-Disposition: inline In-Reply-To: Sender: netfilter-devel-owner@vger.kernel.org List-ID: syzbot wrote: > Hello, > > syzbot hit the following crash on net-next commit > 9a61df9e5f7471fe5be3e02bd0bed726b2761a54 (Sat Feb 10 03:32:41 2018 +0000) > Merge tag 'kbuild-v4.16-2' of > git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild > > So far this crash happened 2 times on net-next, upstream. > C reproducer is attached. > syzkaller reproducer is attached. > Raw console output is attached. > compiler: gcc (GCC) 7.1.1 20170620 > .config is attached. #sys-dup: general protection fault in ip6t_do_table (well, its not strictly a duplicate but ip(6)tables is copypastry sauce so its bug compatible, the fix I sent for ip6tables report also fixes ip and arptables.)