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Message-ID: <535E56E3.6070004@linaro.org>
Date: Mon, 28 Apr 2014 21:25:55 +0800
From: Alex Shi <alex.shi@linaro.org>
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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>
Subject: Re: deadlock in ipv6?
References: <535A0950.9090302@linaro.org> <20140425073325.GA7050@order.stressinduktion.org>
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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