Description of problem:
BSOD occurs during hotplug max vcpus to win2022 guest

Version-Release number of selected component (if applicable):
host version:
kernel-5.14.0-67.el9.x86_64
qemu-kvm-6.2.0-9.el9.x86_64
virtio-win-prewhql-0.1-215.iso
en-us_windows_server_2022_x64_dvd_620d7eac.iso
guest: win2022

How reproducible:
100%

Steps to Reproduce:
1.execute "hotplug_max_vcpus.sh" script.

1. sh hotplug_max_vcpus.sh pc

Actual results:
Win2022 BSOD

Expected results:
Win2022 guest without BSOD and hotplug successfully

Additional info:
1) for q35 and ovmf, also hit the same issue