linux-kernel - Re: perf: perf_fuzzer triggers instant reboot

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Message-ID: <alpine.DEB.2.11.1409081506510.2150@vincent-weaver-1.umelst.maine.edu>
Date:	Mon, 8 Sep 2014 15:08:02 -0400 (EDT)
From:	Vince Weaver <vincent.weaver@...ne.edu>
To:	Peter Zijlstra <peterz@...radead.org>
cc:	linux-kernel@...r.kernel.org, Paul Mackerras <paulus@...ba.org>,
	Ingo Molnar <mingo@...hat.com>,
	Arnaldo Carvalho de Melo <acme@...nel.org>
Subject: Re: perf: perf_fuzzer triggers instant reboot

On Mon, 8 Sep 2014, Peter Zijlstra wrote:

> On Mon, Sep 08, 2014 at 01:47:11PM -0400, Vince Weaver wrote:
> > Hello
> > 
> > so I finally had time to run my perf_fuzzer again and it has rapidly 
> > turned up an alarming crash that instant-reboots my core2 test machine.
> 
> Urgh, of course :/

I can trigger it with 3.17-rc4 and 3.17-rc3 but not 3.16 so I'm attempting 
a bisection, so hopefully it turns out to be a real issue and not just 
some sort of compilation artifact.

It takes a while to compile on this machine though so it might be a day or 
so until I have the bisection results.

Vince
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