linux-kernel - Re: [perf] more perf_fuzzer memory corruption

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Message-ID: <20140503073314.GJ17778@laptop.programming.kicks-ass.net>
Date:	Sat, 3 May 2014 09:33:14 +0200
From:	Peter Zijlstra <peterz@...radead.org>
To:	Vince Weaver <vincent.weaver@...ne.edu>
Cc:	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...nel.org>, linux-kernel@...r.kernel.org,
	Steven Rostedt <rostedt@...dmis.org>
Subject: Re: [perf] more perf_fuzzer memory corruption

On Fri, May 02, 2014 at 11:02:25PM -0400, Vince Weaver wrote:
> On Fri, 2 May 2014, Vince Weaver wrote:
> 
> > I've been fuzzing without your additional patch for 6 hours and all looks
> > (almost) good.  I can add in your patch and let it fuzz overnight.
> 
> and I applied the additional patch, installed the kernel, hit reboot, and 
> the following happened (this was caused by rebooting while fuzzing
> was ongoing) :(
> 
> I'm remote from the system too so the poor machine is going to be sitting 
> there oopsing away until Monday.

Yeah, my system did the same when I tried to shut it down last night. I
have remote power though (or else I would've been forced to like walk
downstairs) :-)

I suppose that means I'll have something to do come Monday morning.
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