Comment # 6 on bug 1169174 from Borislav Petkov

(In reply to Tom���� Chv��tal from comment #4)
> Also should I boot it with "iommu=off" with respect to the error in the
> dmesg output?

You mean that or something else?

[    1.522731] pci 0000:00:00.2: AMD-Vi: Unable to read/write to IOMMU perf
counter.
[    1.522854] pci 0000:00:00.2: can't derive routing for PCI INT A
[    1.522855] pci 0000:00:00.2: PCI INT A: not connected