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

[ampere-one-x]Unexpected error log shown when restarting virtqemud with running guest

What is the impact of this issue to you?

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

libvirt-10.10.0-7.el9.aarch64

qemu-kvm-9.1.0-15.el9.aarch64

kernel-64k-5.14.0-570.el9.aarch64

How reproducible is this bug?:

100%

Steps to reproduce

1. Start a guest on ampere-one-x host:

#virsh start vm 

        2.Restart virtqemud:

 #systemctl restart virtqemud

        3.Check the virtqemud log in syslog, unexpected error log about cpu model shown:

#cat /var/log/messages
...
Feb 19 07:31:50 ampere-one-x-02 virtqemud[18098]: 18121: error : virCPUarmDecode:637 : operation failed: Cannot find CPU model with PVR 0xac4
 

        4.List the cpu models and flags:

# lscpu
... 
  Vendor ID:                Ampere
  BIOS Vendor ID:         Ampere (R)
  Model name:             Ampere-1a
    BIOS Model name:      AmpereOne (R)
  ...
Flags:                                fp asimd evtstrm aes pmull sha1 sha2 crc32 atomics fphp asimdhp cpuid asimdrdm jscvt fcma lrcpc dcpop sha3 sm3 sm4 asimddp sha512 asimdfhm dit uscat ilrcpc flagm ssbs sb dcpodp flagm2 frint i8mm bf16 rng ecv

Expected results

No error log shown when restarting virtqemud with running guest

Actual results

Unexpected error log about cpu model shown when restarting with running guest.

Additional info:

The issue can not reproduce with Ampere(R) Altra CPU.