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Re: [Qemu-discuss] Win 10 VM looping in prepare auto repair since sys up

From: Alexander Petrenz
Subject: Re: [Qemu-discuss] Win 10 VM looping in prepare auto repair since sys upgrade
Date: Tue, 14 Aug 2018 20:55:27 +0200

For the record:

I had to pass
options kvm ignore_msrs=1

to the kvm module to solve the issue.

On Sat, Aug 4, 2018 at 4:09 PM, Alexander Petrenz <address@hidden>

> Hi,
> well as I said, the problem only occurs when I boot the partition with the
> win 10 installation via the vm. I can boot it natively without any
> problems. I lost the activation due to the hardware change, however.
> BR
> On Sat, 4 Aug 2018, 07:49 Alex John, <address@hidden> wrote:
>> On Fri, Aug 03, 2018 at 11:10:19AM +0200, Alexander Petrenz wrote:
>> > Hi,
>> >
>> > I used to have an intel core i7 system and I have a Win10 guest with a
>> pci
>> > passthroughed graphics card. This UEFI based setup was running fine and
>> > stable.
>> > Recently I upgraded to an amd ryzen system. I adjusted device ID of the
>> > graphics card and I'm no longer using the pci-stub driver, but vfio-pci
>> > directly. According to the lspci output this is working fine (vfio
>> driver
>> > bound to the graphics card).
>> iirc Windows does not like the processor (or any hardware) to be changed
>> suddenly, so you're better off reinstalling the VM.
>> Alex
>> > However the VM doesn't boot anymore. It's just looping around a screen
>> > telling me that automatic repair is prepared.
>> > When booted natively the win10 works still flawlessly. Is there
>> anything I
>> > need to adjust at the config because of the change of the pc hardware?
>> > I already booted into the windows setup and tried to fix the boot record
>> > via bcdedit, but that didn't change anything.
>> > Does anybody have an idea what else I could try?
>> >
>> > Thanks and regards
>> > Alex

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