Re: system time goes weird in kvm guest after host suspend/resume

Thomas Gleixner
2020-06-03T15:45:21Z

Thomas Gleixner <tglx@linutronix.de> writes:

> Miklos Szeredi <miklos@szeredi.hu> writes:
>> On Fri, May 29, 2020 at 2:31 PM Miklos Szeredi <miklos@szeredi.hu> wrote:
>>
>>> > Can you please describe the setup of this test?
>>> >
>>> > - Host kernel version
>>
>> 5.5.16-100.fc30.x86_64
>>
>>> > - Guest kernel version
>>
>> 75caf310d16c ("Merge branch 'akpm' (patches from Andrew)")
>>
>>> > - Is the revert done on the host or guest or both?
>>
>> Guest.
>>
>>> > - Test flow is:
>>> >
>>> > Boot host, start guest, suspend host, resume host, guest is screwed
>>> >
>>> > correct?
>>>
>>> Yep.
>
> Of course this does not reproduce here. What kind of host is this
> running on? Can you provide a full demsg of the host please from boot to
> post resume?

Plus /proc/cpuinfo please (one CPU is sufficient)