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SubjectRe: perf: hard fuzzer crash on 4.8-rc1
On Mon, Aug 08, 2016 at 01:57:28PM -0400, Vince Weaver wrote:
> Hello
>
> I've finally had time to get the perf_fuzzer going on a 4.8-rc1 kernel on
> a Haswell machine.
>
> It locks up pretty quickly, I even have a marginally reproducible test case.
> The problem is the serial console only prints the following before giving
> up:
>
> [ 637.250130] BUG: unable to handle kernel
>
> About 10 times of triggering this, this is all I get. Machine is fairly
> thoroughly locked at that point.
>
> Any advice on how to debug this more?

I have this pending:

lkml.kernel.org/r/20160804123724.GN6862@twins.programming.kicks-ass.net

If that's not it, I'll go prod tomorrow.

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