[vfio-users] UEFI Win7 VM randomly does not start

[Alexander Petrenz]

The Board is an Asrock Z68
CPU is a i7-3770
Passing through:
Graphics adapter - Nv GTX760
Sound card - Creative SB Recon3D
USB 3.0 controller - Etron EJ168

On Sat, Oct 17, 2015 at 10:52 AM, Blank Field <ihatethisfield at gmail.com>
wrote:

> What is your hardware?
> On Oct 17, 2015 11:51 AM, "Alexander Petrenz" <petrenz.a at gmail.com> wrote:
>
>> Hi all,
>>
>> I have the problem that my UEFI VM for a Windows 7 guest does not always
>> starts properly. When it doesn´t work I have to try it again and finally it
>> will work after something between 3 to 6 attempts. The only error message
>> is:
>> qemu-system-x86_64: Guest moved used index from 13 to 0
>>
>> But the numbers will differ at each attempt.
>>
>> You can find my start up script here: http://pastebin.com/yWubnz9Y
>>
>> cat /proc/cmdline
>> BOOT_IMAGE=/vmlinuz-linux-vfio
>> root=UUID=98f9455d-0b0a-4911-817f-12aab5feddbe rw quiet intel_iommu=on
>> hugepagesz=2MB hugepages=4100 pci-stub.ids=10de:1187,10de:0e0a,1102:0012,8
>> 086:1c2d,1b6f:7023 pcie_acs_override=downstream
>>
>> Kernel Version: 4.1.5-1-vfio
>> Qemu Version: 2.4
>> dmesg output: http://pastebin.com/4B5hRFcM
>>
>> Month ago I had a seabios setup and I didn´t had this issue there. I
>> switch to UEFI so I don´t need the i915 arbiter patch.
>>
>> Anyway if the VM started, it´s very stable. No crashes or similar.
>>
>> Does someone have any idea why those crashes happen or how I could fix
>> this?
>>
>> Regards
>> Alex
>>
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>>
>>
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