Hi Didi downgrading qemu-kvm fixed the issue. What is the reason it is not working with version 6.1.0. Currently this is the version installed on my host #yum info qemu-kvm Last metadata expiration check: 2:03:58 ago on Thu 06 Jan 2022 03:18:40 PM UTC. Installed Packages Name : qemu-kvm Epoch : 15 Version : 6.0.0 Release : 33.el8s Architecture : x86_64 Size : 0.0 Source : qemu-kvm-6.0.0-33.el8s.src.rpm Repository : @System From repo : ovirt-4.4-centos-stream-advanced-virtualization Summary : QEMU is a machine emulator and virtualizer URL : http://www.qemu.org/ License : GPLv2 and GPLv2+ and CC-BY Description : qemu-kvm is an open source virtualizer that provides hardware : emulation for the KVM hypervisor. qemu-kvm acts as a virtual : machine monitor together with the KVM kernel modules, and emulates the : hardware for a full system such as a PC and its associated peripherals. Available Packages Name : qemu-kvm Epoch : 15 Version : 6.1.0 Release : 5.module_el8.6.0+1040+0ae94936 Architecture : x86_64 Size : 156 k Source : qemu-kvm-6.1.0-5.module_el8.6.0+1040+0ae94936.src.rpm Repository : appstream Summary : QEMU is a machine emulator and virtualizer URL : http://www.qemu.org/ License : GPLv2 and GPLv2+ and CC-BY Description : qemu-kvm is an open source virtualizer that provides hardware : emulation for the KVM hypervisor. qemu-kvm acts as a virtual : machine monitor together with the KVM kernel modules, and emulates the : hardware for a full system such as a PC and its associated peripherals. Many thanks for your help Regards Sohail