Messages in this thread | | | From | Dmitry Vyukov <> | Date | Fri, 13 Mar 2020 08:43:15 +0100 | Subject | Re: unexpected kernel reboot (3) |
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On Thu, Mar 12, 2020 at 9:36 PM Jim Mattson <jmattson@google.com> wrote: > > On Wed, Mar 11, 2020 at 1:35 PM Jim Mattson <jmattson@google.com> wrote: > > > > On Wed, Mar 11, 2020 at 1:18 PM Dmitry Vyukov <dvyukov@google.com> wrote: > > > > > This happened 10K+ times. > > > If GCE VM is rebooted by doing something with KVM subsystem, I assume > > > it's a GCE bug (?). +Jim > > > > The L1 guest may have done something that's unsupported, or it may > > just be a bug in the L0 hypervisor. > > I can't reproduce this in GCE with the collateral provided.
As far as I understand, this may depend on GCE host kernel and/or host CPU, right? Do we have an ability to unit test on all combinations? Looking at the rate and reproducers on the dashboard I see interesting patterns. Perhaps the best time to try to reproduce is these periods when syzbot comes up with lots of reproducers. But it's not now...
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