Description of problem:
Error found in job DFG-network-networking-ovn-16.2_director-rhel-virthost-3cont_2comp_1ipa-ipv4-geneve-tls[0] at CI: Nova cannot build instances because it cannot load PKI certificates

[0] https://rhos-ci-jenkins.lab.eng.tlv2.redhat.com/view/DFG/view/network/view/networking-ovn/job/DFG-network-networking-ovn-16.2_director-rhel-virthost-3cont_2comp_1ipa-ipv4-geneve-tls/19/


#Logs in /var/log/containers/nova/nova-conductor.log.1:

libvirt.libvirtError: internal error: qemu unexpectedly closed the monitor: 2021-01-21T12:27:41.941769Z qemu-kvm: -object tls-creds-x509,id=vnc-tls-creds0,dir=/etc/pki/libvirt-vnc,endpoint=server,verify-peer=yes: Cannot load certificate '/etc/pki/libvirt-vnc/server-cert.pem' & key '/etc/pki/libvirt-vnc/server-key.pem': Error while reading file.\n", '\nDuring handling of the above exception, another exception occurred:\n\n', 'Traceback (most recent call last):\n', '  File "/usr/lib/python3.6/site-packages/nova/compute/manager.py", line 2161, in _do_build_and_run_instance\n    filter_properties, request_spec)\n', '  File "/usr/lib/python3.6/site-packages/nova/compute/manager.py", line 2535, in _build_and_run_instance\n    instance_uuid=instance.uuid, reason=six.text_type(e))\n', "nova.exception.RescheduledException: Build of instance cfcf4506-0675-4295-9a8f-b5b6a2c870b6 was re-scheduled: internal error: qemu unexpectedly closed the monitor: 2021-01-21T12:27:41.941769Z qemu-kvm: -object tls-creds-x509,id=vnc-tls-creds0,dir=/etc/pki/libvirt-vnc,endpoint=server,verify-peer=yes: Cannot load certificate '/etc/pki/libvirt-vnc/server-cert.pem' & key '/etc/pki/libvirt-vnc/server-key.pem': Error while reading file.\n"]


Version-Release number of selected component (if applicable):


How reproducible:
100%

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Actual results:

Expected results:


Additional info: