From mboxrd@z Thu Jan 1 00:00:00 1970 From: Patrick McHardy Subject: Re: NFQUEUE stucked packets Date: Mon, 09 Mar 2009 17:30:26 +0100 Message-ID: <49B54422.9030201@trash.net> References: <18390532.20090309174658@yandex.ru> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-15; format=flowed Content-Transfer-Encoding: 7bit Cc: netfilter-devel@vger.kernel.org To: Kuzin Andrey Return-path: Received: from stinky.trash.net ([213.144.137.162]:48514 "EHLO stinky.trash.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751999AbZCIQaa (ORCPT ); Mon, 9 Mar 2009 12:30:30 -0400 In-Reply-To: <18390532.20090309174658@yandex.ru> Sender: netfilter-devel-owner@vger.kernel.org List-ID: Kuzin Andrey wrote: > How to resolve this problem ? > This is hardware bug, SMP bug, users corrupted packets bug, NFQUEUE > bug or anything else ? How i can view this stucked packets in queue to > try understand what is going wrong ? > (userspace don't have any errors, because this code work normally > from 2004 ip_queue ages, and we have this after rewrite application > for NFQUEUE) The first thing I'd do is make sure that userspace actually delivers the verdicts its supposed to. Just keep track of the last packet ID somewhere in the kernel, the verdict always has to be for the next higher number. If not, the bug is in userspace.