Re: kvm splat in mmu_spte_clear_track_bits

From: Adam Borowski
Date: Tue Aug 29 2017 - 08:59:38 EST


On Tue, Aug 29, 2017 at 02:45:41PM +0200, Takashi Iwai wrote:
> [Put more people to Cc, sorry for growing too much...]

We're all interested in 4.13.0 not crashing on us, so that's ok.

> On Tue, 29 Aug 2017 11:19:13 +0200,
> Bernhard Held wrote:
> >
> > On 08/28/2017 at 06:56 PM, Nadav Amit wrote:
> > > Donât blame me for the TLB stuff... My money is on aac2fea94f7a .
> >
> > Amit, thanks for your courage to expose your patch!
> >
> > I'm more and more confident that aac2fea94f7a is the culprit. Maybe it
> > just accelerates the triggering of the splash. To be more sure the
> > kernel needs to be tested for a couple of days. It would be great if
> > others could assist in testing aac2fea94f7a.
>
> I'm testing with the revert for a while and it seems working.

With nothing but aac2fea94f7a reverted, no explosions for me either.

--
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âââââââ Vat kind uf sufficiently advanced technology iz dis!?
âââââââ -- Genghis Ht'rok'din
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