Re: kvm splat in mmu_spte_clear_track_bits

From: Bernhard Held
Date: Mon Aug 28 2017 - 12:07:58 EST


On 08/28/2017 at 06:01 PM, Takashi Iwai wrote:
On Mon, 28 Aug 2017 17:26:05 +0200,
Bernhard Held wrote:
I get crashes with Win10 in kvm

Did you get the crash reliably?
I've been struggling how to trigger it efficiently, but currently in
vain. The memory pressure isn't a single key to trigger it, as it
seems...

Yes, I get the crash pretty reliable with Win10 in kvm after 10 to 30 minutes. Some workload in Windows seems to be necessary to trigger the bug.