aa1b19c3c0
RHEL 9 are being compiled for the x86_64-v2 architecture which is newer than the qemu default of qemu64. Nehalem is apparently the oldest model that works for x86_64-v2 and is expected to work on Intel and AMD cpus with kvm or qemu. See devstack change [0]. [0]: Ibd6e11b59f3c8655bc60ace7383a08458b2177f2 Change-Id: Ia0a3620bae21984933756331bb5937ce681d3237