I've tried the first configuration (windowed) with the change you proposed, and I get the same behavior (windows recovery); I didnt' try the second configuration (VFIO).
> Did you build QEMU 2.9 from source with the same ./configure options?
Yes, you can see the command at the beginning of the bug report.
> Please try: -machine pc-q35- 2.9,accel= kvm,mem- merge=off
I've tried the first configuration (windowed) with the change you proposed, and I get the same behavior (windows recovery); I didnt' try the second configuration (VFIO).
> Did you build QEMU 2.9 from source with the same ./configure options?
Yes, you can see the command at the beginning of the bug report.