From owner-freebsd-stable@FreeBSD.ORG  Thu Mar 20 19:22:36 2014
Return-Path: <owner-freebsd-stable@FreeBSD.ORG>
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 727931BE;
 Thu, 20 Mar 2014 19:22:36 +0000 (UTC)
Received: from mail-ee0-x231.google.com (mail-ee0-x231.google.com
 [IPv6:2a00:1450:4013:c00::231])
 (using TLSv1 with cipher ECDHE-RSA-RC4-SHA (128/128 bits))
 (No client certificate requested)
 by mx1.freebsd.org (Postfix) with ESMTPS id D757B676;
 Thu, 20 Mar 2014 19:22:35 +0000 (UTC)
Received: by mail-ee0-f49.google.com with SMTP id c41so1019767eek.22
 for <multiple recipients>; Thu, 20 Mar 2014 12:22:34 -0700 (PDT)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113;
 h=sender:message-id:date:from:user-agent:mime-version:to:cc:subject
 :references:in-reply-to:content-type:content-transfer-encoding;
 bh=L8TuOR46GXwKtWbsFzEoktallDYJ+eSYDgILfiuhsCE=;
 b=uMzF/OpfATcZCSI3nwPLU3VNOK3eaOKT+APZWvIi2771dolICArL5AmdZdZ9BDfrzY
 uq6HRlemYtBKO46uzBrP0xc5ttbjnN0WLCcCu0piQVIIt09q/9pr9PVOIeSk74blu7Ay
 b50oygVO/YHlshvJqW//JhsCnKbc4shflubNYfzJHY6Kj2vJ5mnyZII4ZZEJ5IpmXpt3
 NP4/xiEHixmg4/967IdWJD4ByMTy3AZ3ivu2L6YP7GnrIKLb4e0Wk3R9hBZEVtrSHTQr
 1ioqVDeg0vvX+Yau0KdZLu2vFmV8coqRX9Cvkaz0H7jh5OXv0E1OrxWstWqPua6DhDIl
 33lQ==
X-Received: by 10.15.102.74 with SMTP id bq50mr43830366eeb.21.1395343354335;
 Thu, 20 Mar 2014 12:22:34 -0700 (PDT)
Received: from mavbook.mavhome.dp.ua ([134.249.139.101])
 by mx.google.com with ESMTPSA id 48sm6248409eee.2.2014.03.20.12.22.32
 for <multiple recipients>
 (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128);
 Thu, 20 Mar 2014 12:22:33 -0700 (PDT)
Sender: Alexander Motin <mavbsd@gmail.com>
Message-ID: <532B3FF7.1030405@FreeBSD.org>
Date: Thu, 20 Mar 2014 21:22:31 +0200
From: Alexander Motin <mav@FreeBSD.org>
User-Agent: Mozilla/5.0 (X11; FreeBSD amd64;
 rv:24.0) Gecko/20100101 Thunderbird/24.1.0
MIME-Version: 1.0
To: freebsd-stable@freebsd.org, Daniel Braniss <danny@cs.huji.ac.il>
Subject: Re: nfsd panic
References: <50E659BE-3E1A-41D6-B522-9452093CEE26@cs.huji.ac.il>
 <201403201108.09700.jhb@freebsd.org>
In-Reply-To: <201403201108.09700.jhb@freebsd.org>
Content-Type: text/plain; charset=windows-1252; format=flowed
Content-Transfer-Encoding: 8bit
Cc: Rick Macklem <rmacklem@uoguelph.ca>, John Baldwin <jhb@freebsd.org>
X-BeenThere: freebsd-stable@freebsd.org
X-Mailman-Version: 2.1.17
Precedence: list
List-Id: Production branch of FreeBSD source code <freebsd-stable.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/options/freebsd-stable>,
 <mailto:freebsd-stable-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-stable/>
List-Post: <mailto:freebsd-stable@freebsd.org>
List-Help: <mailto:freebsd-stable-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-stable>,
 <mailto:freebsd-stable-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Thu, 20 Mar 2014 19:22:36 -0000

On 20.03.2014 17:08, John Baldwin wrote:
> On Thursday, March 20, 2014 8:35:37 am Daniel Braniss wrote:
>> this host has been doing fine, but today it’s constantly crashing in nfsd
>> it’s exporting a 32TB zfs via nfs, to several hungry hosts
>> any help is appreciated since this is a production server and some user are
>> not very happy :-)
>>
>> http://www.cs.huji.ac.il/~danny/core.txt.7
>
> I think the pool->sp_lock mutex is not locked.  Can you go to frame 8 in kgdb
> and do 'p *m'?

Daniel, your system looks like updated on February 2, but there was 
alike bug fixed in stable/9 on February 7 (r261578). Please try to 
update your system.

-- 
Alexander Motin