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Groups > linux.kernel > #1721774

Re: kvm splat in mmu_spte_clear_track_bits

From Bernhard Held <berny156@gmx.de>
Newsgroups linux.kernel
Subject Re: kvm splat in mmu_spte_clear_track_bits
Date 2017-08-28 18:10 +0200
Message-ID <ujuLT-7II-1@gated-at.bofh.it> (permalink)
References (7 earlier) <uimGK-4wF-27@gated-at.bofh.it> <uin9M-4Gg-15@gated-at.bofh.it> <uj518-7Ez-19@gated-at.bofh.it> <uju9c-7fp-15@gated-at.bofh.it> <ujuLT-7II-3@gated-at.bofh.it>
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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.

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Thread

Re: kvm splat in mmu_spte_clear_track_bits Adam Borowski <kilobyte@angband.pl> - 2017-08-25 15:20 +0200
  Re: kvm splat in mmu_spte_clear_track_bits Paolo Bonzini <pbonzini@redhat.com> - 2017-08-25 15:50 +0200
    Re: kvm splat in mmu_spte_clear_track_bits Adam Borowski <kilobyte@angband.pl> - 2017-08-27 14:40 +0200
      Re: kvm splat in mmu_spte_clear_track_bits Bernhard Held <berny156@gmx.de> - 2017-08-28 17:30 +0200
        Re: kvm splat in mmu_spte_clear_track_bits Bernhard Held <berny156@gmx.de> - 2017-08-28 18:10 +0200
          Re: kvm splat in mmu_spte_clear_track_bits Takashi Iwai <tiwai@suse.de> - 2017-08-28 18:20 +0200
        Re: kvm splat in mmu_spte_clear_track_bits Takashi Iwai <tiwai@suse.de> - 2017-08-28 18:10 +0200
        Re: kvm splat in mmu_spte_clear_track_bits Nadav Amit <nadav.amit@gmail.com> - 2017-08-28 19:00 +0200
          Re: kvm splat in mmu_spte_clear_track_bits Bernhard Held <berny156@gmx.de> - 2017-08-29 11:20 +0200
            Re: kvm splat in mmu_spte_clear_track_bits Adam Borowski <kilobyte@angband.pl> - 2017-08-29 15:10 +0200
              Re: kvm splat in mmu_spte_clear_track_bits Andrea Arcangeli <aarcange@redhat.com> - 2017-08-29 16:10 +0200
                Re: kvm splat in mmu_spte_clear_track_bits Linus Torvalds <torvalds@linux-foundation.org> - 2017-08-29 18:20 +0200
                Re: kvm splat in mmu_spte_clear_track_bits Jerome Glisse <jglisse@redhat.com> - 2017-08-29 20:30 +0200
                Re: kvm splat in mmu_spte_clear_track_bits Jerome Glisse <jglisse@redhat.com> - 2017-08-29 20:40 +0200
                Re: kvm splat in mmu_spte_clear_track_bits Linus Torvalds <torvalds@linux-foundation.org> - 2017-08-29 21:10 +0200
                Re: kvm splat in mmu_spte_clear_track_bits Jerome Glisse <jglisse@redhat.com> - 2017-08-29 21:20 +0200
                Re: kvm splat in mmu_spte_clear_track_bits Linus Torvalds <torvalds@linux-foundation.org> - 2017-08-29 21:40 +0200
                Re: kvm splat in mmu_spte_clear_track_bits Andrea Arcangeli <aarcange@redhat.com> - 2017-08-29 22:50 +0200
                Re: kvm splat in mmu_spte_clear_track_bits Linus Torvalds <torvalds@linux-foundation.org> - 2017-08-29 23:00 +0200
                Re: kvm splat in mmu_spte_clear_track_bits Michal Hocko <mhocko@kernel.org> - 2017-08-30 10:20 +0200
            Re: kvm splat in mmu_spte_clear_track_bits Nadav Amit <nadav.amit@gmail.com> - 2017-08-29 18:00 +0200
          Re: kvm splat in mmu_spte_clear_track_bits Mike Galbraith <efault@gmx.de> - 2017-08-29 15:00 +0200

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