Date: Tue, 28 May 2013 12:19:11 -0400 (EDT)
From: Vince Weaver <vincent.weaver@maine.edu>
To: Peter Zijlstra <peterz@infradead.org>
cc: Vince Weaver <vincent.weaver@maine.edu>, Al Viro <viro@zeniv.linux.org.uk>,
        linux-kernel@vger.kernel.org, Paul Mackerras <paulus@samba.org>,
        Ingo Molnar <mingo@redhat.com>,
        Arnaldo Carvalho de Melo <acme@ghostprotocols.net>,
        trinity@vger.kernel.org
Subject: Re: OOPS in perf_mmap_close()
In-Reply-To: <20130528085548.GA12193@twins.programming.kicks-ass.net>
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References: <alpine.DEB.2.10.1305221523420.9944@vincent-weaver-1.um.maine.edu> <alpine.DEB.2.10.1305221953370.11450@vincent-weaver-1.um.maine.edu> <alpine.DEB.2.10.1305222344060.12929@vincent-weaver-1.um.maine.edu> <20130523044803.GA25399@ZenIV.linux.org.uk>
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 <20130528085548.GA12193@twins.programming.kicks-ass.net>
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On Tue, 28 May 2013, Peter Zijlstra wrote:
 
> Take 2.. :-)
> 
> Leaving the locked vs pinned debacle for another time. The below patch
> survives many non-priv execution of the problem prog.

It looks like this is already in tip, but I can confirm that this 
patch seems to fix things on my machine and holds up against longer 
fuzzing runs.

Thanks,

Vince
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