[vfio-users] MSIX PBA outside of specified BAR - Intel i350-T4

[Alex Williamson]

On Wed, 5 Sep 2018 15:08:01 -0400
"Taiidan at gmx.com" <Taiidan at gmx.com> wrote:

> "MSIX PBA outside of specified BAR"
> 
> Passing through a port of my i350 worked fine a little while ago but now
> I get this error.
> 
> Only changes I have made is swap my geforce 780 2gb for a RX580 8gb and
> move the nic down a slot so the 580 gets more space for fans.
> 
> Known issues - my system has no 64 bit mmio space as coreboot doesn't
> support it and I get plenty of "failed to assign bar" messages but
> everything worked fine before even with more PCI-e cards before
> installing the 580 - ideas? thanks!

The error indicates the device MSI-X configuration is invalid on the
host.  Perhaps you could provide lspci -vvv and dmesg before and after
the hardware change so we can attempt to spot what happened, there's
clearly not enough info here to diagnose.  Thanks,

Alex