From owner-freebsd-stable@FreeBSD.ORG Thu Jan 2 16:21:32 2014 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id F06F815D for ; Thu, 2 Jan 2014 16:21:32 +0000 (UTC) Received: from mail.bsdinfo.com.br (mail.bsdinfo.com.br [67.212.89.78]) (using TLSv1 with cipher ADH-CAMELLIA256-SHA (256/256 bits)) (No client certificate requested) by mx1.freebsd.org (Postfix) with ESMTPS id BAB121855 for ; Thu, 2 Jan 2014 16:21:32 +0000 (UTC) Received: from mail.bsdinfo.com.br (mail.bsdinfo.com.br [127.0.0.1]) by mail.bsdinfo.com.br (Postfix) with ESMTP id 18D07139DF for ; Thu, 2 Jan 2014 14:15:47 -0200 (BRST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=bsdinfo.com.br; h=content-type:content-type:in-reply-to:references:subject :subject:to:mime-version:user-agent:from:from:date:date :message-id; s=dkim; t=1388679346; x=1389543347; bh=2fOidmxA9Sqk ucEmmLnbcmcqzj53FhefnjKZxADTuUA=; b=GH1ehUae8FUuzBDf5ddaDnuTGucf hd2wKNsGslLtaLgWfBKmwRikkZiI4LkiLtyxcG9XmwP3bHyqTIh9TlB6KnabR4Oi Cr5Tvld0+scH3k6ONd/L9IE3O17e681ArGlGUmhf1XrKSgX1cL3I8zP/jJ2V5mXL 5T/IyulRZ2a0oaY= X-Virus-Scanned: amavisd-new at mail.bsdinfo.com.br Received: from mail.bsdinfo.com.br ([127.0.0.1]) by mail.bsdinfo.com.br (mail.bsdinfo.com.br [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id rzeh5OgsxyJH for ; Thu, 2 Jan 2014 14:15:46 -0200 (BRST) Received: from MacBook-de-Gondim-2.local (unknown [186.193.54.69]) by mail.bsdinfo.com.br (Postfix) with ESMTPSA id CC751139D8 for ; Thu, 2 Jan 2014 14:15:45 -0200 (BRST) Message-ID: <52C5906B.7030406@bsdinfo.com.br> Date: Thu, 02 Jan 2014 14:14:35 -0200 From: Marcelo Gondim User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.9; rv:24.0) Gecko/20100101 Thunderbird/24.2.0 MIME-Version: 1.0 To: freebsd-stable@freebsd.org Subject: Re: possible netgraph regression on freebsd 10.0-RC3 References: <20140102112714.GB16947@spike.grumly.eu.org> In-Reply-To: <20140102112714.GB16947@spike.grumly.eu.org> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 8bit X-Content-Filtered-By: Mailman/MimeDel 2.1.17 X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.17 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 02 Jan 2014 16:21:33 -0000 Em 02/01/14 09:27, Cedric Tabary escreveu: > Hello, > > I upgraded several FreeBSD servers from 9.2-STABLE to 10.0-RC3 and I > now have strange behavior of mpd-5.7. > > Symptoms : > - mpd stops accepting connections (PPTP VPN), and stops accepting control > connectiosn also (on telnet and http). > - The only way to kill mpd is a SIGKILL > - after killing mpd, all ng interfaces are still up and forwarding > trafic > - the only way to revert to normal operation is a server power-cycle, > software reboot just freeze the kernel. > > dmesg shows a lot of : > sonewconn: pcb 0xfffff80006f61930: Listen queue overflow: 4 already in > queue awaiting acceptance > however I can't find pcb 0xfffff80006f61930 in netstat and there is no > flood, did I miss something ? > > netstat -naA shows pptp control connections with non null Recv-Q > netstat -naA shows netgraph control sockets with non null Send-Q > In normal operation conditions, all Send-Q/Recv-Q are 0 on all those > control sockets. > > Attached : > - dmesg > - netstat -naA (anonymized) > - lsof -n (anonymized) > > FreeBSD xxx 10.0-RC3 FreeBSD 10.0-RC3 #0 r259778: Mon Dec 23 > 23:27:58 UTC 2013 root@snap.freebsd.org:/usr/obj/usr/src/sys/GENERIC > amd64 > > All this is reproduced once every 2-3 days on 4 different servers. > > Cédric > This really interests me. I'll follow up. Cheers, Gondim