[vfio-users] KVM Nvidia Passtrough Code 43 and freezes

[Will Marler]

Lol, ok, OT, but interesting subject is interesting, and your ramblings
were good for a laugh :-D.

On Fri, Aug 28, 2015 at 10:23 AM, Jon Panozzo <jonp at lime-technology.com>
wrote:

> I did a lot of testing recently for Laszlo to help him diagnose the root
> cause.  Hoping he gets back to me when he gets back in town.  With Q35 +
> OVMF, I cannot get Windows to install (10 or 8.1).  The install media will
> boot if I use it on the USB or virtio-scsi bus, but the VM ends up crashing
> upon first reboot (the install actually starts and copies files, but upon
> first reboot, the VM crashes…every time).  This has nothing to do with
> VFIO/GPU pass through though, as it happens even using virtual graphics, so
> I’m going to stop writing now and spamming the rest of the mailing list
> with an unrelated topic ;-)
>
> - Jon
>
> On Aug 28, 2015, at 11:16 AM, Will Marler <will at wmarler.com> wrote:
>
>
> On Fri, Aug 28, 2015 at 10:10 AM, Jon Panozzo <jonp at lime-technology.com>
> wrote:
>
>> Just a quick reply on #5, we are using modern OVMF builds, but we don’t
>> boot the install media over SATA.  Instead, we use the IDE bus for the
>> install media and virtio drivers.
>
>
> Yea, same with me. I was using virtio-scsi for the drives and IDE for
> install media. Both Windows 7 and Windows 10 would boot, I could select
> installation options, but as soon as Windows tried to copy files over, the
> VM would crash. I brought this up on the Arch thread when it was still
> unlocked, https://bbs.archlinux.org/viewtopic.php?pid=1545802#p1545802
> and got an immediate response that worked. Since I have something working,
> I haven't experimented with new OVMF builds (and I don't know if the bug
> with the OVMF build I was using only presented during the install phase
> either).
>
>
>
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