From owner-freebsd-net@FreeBSD.ORG Sat Jan 24 21:10:45 2015 Return-Path: Delivered-To: freebsd-net@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 226EB5BC for ; Sat, 24 Jan 2015 21:10:45 +0000 (UTC) Received: from mail-ie0-x22b.google.com (mail-ie0-x22b.google.com [IPv6:2607:f8b0:4001:c03::22b]) (using TLSv1 with cipher ECDHE-RSA-RC4-SHA (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id D86DC73 for ; Sat, 24 Jan 2015 21:10:44 +0000 (UTC) Received: by mail-ie0-f171.google.com with SMTP id tr6so3001560ieb.2 for ; Sat, 24 Jan 2015 13:10:44 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:sender:in-reply-to:references:date:message-id:subject :from:to:cc:content-type:content-transfer-encoding; bh=8eOMcXwjquUoBGQkwb4n4kp0amTVFTGxlf3BOnNh1es=; b=mdOM91NzorCj6cpR1oOXfN5V8RaeYu5CgUkgVJmpzN92DLHTq9gQXqNtW+eoZQ93FT uwVQ3REl+gccVhmEFtlEIOQdbSnT9giXwlQPUrZ2ZGHMQd4UvI46ZzIwUUlgQnPywUgK azPN6BZlj0QPFz/9IDsx1Zg4ljnbGE9gWAYutCEcinO8uYAgjKGArZmuD8HrJ84mawil imOQa9XqO1JmffdX8YQBzbSmmBB1760SHwnHZQgy7gfemJqxN+rjZAVd7tD98Z5VcQ7W Pobnvc5mjBu05CKW3PfA2Pdk4goqsjoJ1CAzntS1mIx+y+e1eHKlRvblo9Dcs5QqQ3bw OwMw== MIME-Version: 1.0 X-Received: by 10.50.107.7 with SMTP id gy7mr8882466igb.49.1422133843966; Sat, 24 Jan 2015 13:10:43 -0800 (PST) Sender: adrian.chadd@gmail.com Received: by 10.36.78.14 with HTTP; Sat, 24 Jan 2015 13:10:43 -0800 (PST) In-Reply-To: References: <5B08402C-67A7-49E7-ADF8-390C94DCF1D7@gmail.com> Date: Sat, 24 Jan 2015 13:10:43 -0800 X-Google-Sender-Auth: 9V170_0MqpRT18bjS-JMnuJHtHM Message-ID: Subject: Re: network locks up with udp traffic From: Adrian Chadd To: Dmitry Sivachenko Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Cc: FreeBSD Net X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 24 Jan 2015 21:10:45 -0000 Ah, try adding STACK to your config? -a On 24 January 2015 at 11:45, Dmitry Sivachenko wrote: > >> On 24 =D1=8F=D0=BD=D0=B2. 2015 =D0=B3., at 21:56, Adrian Chadd wrote: >> >> Hi! >> >> To be clear: >> >> * is your kernel modified in any way; and > > > No, it isn't > > >> * did witness give you a full stacktrace as part of the lock order >> reversal? All of that would be good. >> > > > I provided the full output I saw on console. >