What were you trying to do that didn't work?

In upstream qemu CI booting of a simple VM stopped working with the ffa8a3e3b2e6ff017113b98d500d6a9e05b1560a patch.

What is the impact of this issue to you?

Upstream performance CI stopped working

Please provide the package NVR for which the bug is seen:

Upstream qemu ffa8a3e3b2e6ff017113b98d500d6a9e05b1560a

How reproducible is this bug?:

Always

Steps to reproduce

1. Compile qemu with ./configure --target-list="$(uname -m)"-softmmu --disable-werror --enable-kvm --enable-vhost-net --enable-attr --enable-fdt --enable-vnc --enable-seccomp --enable-usb-redir --disable-opengl --disable-virglrenderer
2. Deploy it
3. Try running a VM via virt-install with a virtio disk:

    <disk type="file" device="disk">
      <driver name="qemu" type="qcow2"/>
      <source file="/var/lib/libvirt/images/RHEL-9.4.0-20240301.8-virtlab722.DefaultLibvirt0.qcow2"/>
      <target dev="vda" bus="virtio"/>
    </disk>

Expected results

It should boot successfully

Actual results

Libvirt fails to boot the machine with:

qemu-system-x86_64: ../hw/virtio/virtio-pci.c:620: virtio_address_space_lookup: Assertion `mrs.mr' failed.
2024-09-27 12:03:13.081+0000: shutting down, reason=crashed