After upgrading KVM host to RHEL 8.6, the VMs are not starting when using LVM-backed file device

Solution Verified - Updated -


  • Upgraded a KVM host to RHEL 8.6 and when trying to start the guest there is an error:

    # virsh start <vm_name>
    error: Failed to start domain '<vm_name>'
    error: internal error: process exited while connecting to monitor: 2022-07-13T02:13:29.730340Z qemu-kvm: -blockdev {"driver":"file","filename":"/dev/nvme1/vm_name","node-name":"libvirt-4-storage","auto-read-only":true,"discard":"unmap"}: 'file' driver requires '/dev/nvme1/vm_name' to be a regular file


  • Red Hat Enterprise Linux (RHEL) 8.6
    • libvirt

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