From mboxrd@z Thu Jan  1 00:00:00 1970
From: Alex Shi <alex.shi@linaro.org>
Subject: Re: deadlock in ipv6?
Date: Mon, 28 Apr 2014 21:25:55 +0800
Message-ID: <535E56E3.6070004@linaro.org>
References: <535A0950.9090302@linaro.org> <20140425073325.GA7050@order.stressinduktion.org>
Mime-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 7bit
To: John Stultz <john.stultz@linaro.org>,
	"naresh.kamboju@linaro.org Kamboju" <naresh.kamboju@linaro.org>,
	davem@davemloft.net, netdev@vger.kernel.org,
	Mark Brown <broonie@linaro.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	Ingo Molnar <mingo@kernel.org>
Return-path: <linux-kernel-owner@vger.kernel.org>
In-Reply-To: <20140425073325.GA7050@order.stressinduktion.org>
Sender: linux-kernel-owner@vger.kernel.org
List-Id: netdev.vger.kernel.org

On 04/25/2014 03:33 PM, Hannes Frederic Sowa wrote:
> On Fri, Apr 25, 2014 at 03:05:52PM +0800, Alex Shi wrote:
>> [   18.624755]        CPU0
>>
>> [   18.627349]        ----
>>
>> [   18.629943]   lock(&addrconf_stats->syncp.seq);
>>
>> [   18.634735]   <Interrupt>
>>
>> [   18.637512]     lock(&addrconf_stats->syncp.seq);
>>
> 
> Stable kernel should already carry a fix for this, 43a43b6040165f7
> ("ipv6: some ipv6 statistic counters failed to disable bh"). Could you give it
> a try?
> 

It seems a right fix. Thanks a lot for notification!

> Bye,
> 
>   Hannes
> 


-- 
Thanks
    Alex