linux-kernel - Re: perf-related lockup on 3.11

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Message-ID: <8761tx5ie2.fsf@tassilo.jf.intel.com>
Date:	Thu, 19 Sep 2013 01:24:05 -0700
From:	Andi Kleen <andi@...stfloor.org>
To:	Vince Weaver <vincent.weaver@...ne.edu>
Cc:	linux-kernel@...r.kernel.org,
	Peter Zijlstra <peterz@...radead.org>,
	Ingo Molnar <mingo@...hat.com>,
	Arnaldo Carvalho de Melo <acme@...stprotocols.net>,
	Dave Jones <davej@...hat.com>
Subject: Re: perf-related lockup on 3.11

Vince Weaver <vincent.weaver@...ne.edu> writes:

> On Wed, 11 Sep 2013, Vince Weaver wrote:
>
>> 
>> I got this hard lockup running my perf_fuzzer on 3.11 on a core2.
>> I guess I should try to reproduce it on linus-git but was hoping
>> I could wait until -rc1 before trying that.
>
> OK, I can also lock up 3.12-rc1 using the perf_fuzzer.  Last message
> logged is below.

If it's easily reproducible and a regression, could you perhaps bisect it?

-Andi

-- 
ak@...ux.intel.com -- Speaking for myself only
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