linux-kernel - Re: perf_fuzzer crash on pentium 4

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Message-ID: <20140507182410.GA8607@moon>
Date:	Wed, 7 May 2014 22:24:10 +0400
From:	Cyrill Gorcunov <gorcunov@...il.com>
To:	Vince Weaver <vincent.weaver@...ne.edu>
Cc:	linux-kernel@...r.kernel.org,
	Peter Zijlstra <peterz@...radead.org>,
	Ingo Molnar <mingo@...nel.org>
Subject: Re: perf_fuzzer crash on pentium 4

On Wed, May 07, 2014 at 01:07:40PM -0400, Vince Weaver wrote:
> > 
> > Vince, I'm trying to figure out where it might come from, but no
> > ideas yet.
> 
> I just got this, also looks like poison (see RBX).

Indeed, except ending 2b value.

> This could be related to the ongoing memory corruption bug found in 
> another thread and not p4-related at all.
> 
> I thought I was running with PeterZ's latest patch that was supposed to 
> avoid the corruption.  Hmmm.  Let me reboot and try a few more things.

Thanks! Please ping me if find something new.
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