libvirtd restarts in cycles each 10 minutes with error message in system logs

[mkutouski]

Description libvirtd on the hypervisor restarts every 10 minutes under the user 'oneadmin,' while there is already a process running under the root user.

root 8590 0.6 0.0 1632864 47432 ? Ssl 10:22 0:09 /usr/sbin/libvirtd
oneadmin 63387 0.0 0.0 1547460 38376 ? Sl 10:46 0:00 /usr/sbin/libvirtd --timeout=120

When the process is initiated as 'oneadmin,' the following message also appears in the syslog.

Jan 4 10:46:57 cloud-testbed001 libvirtd[63387]: libvirt version: 8.0.0, package: 1ubuntu7.7 (Michal Maloszewski <[[email protected]](mailto:[email protected])> Fri, 04 Aug 2023 10:42:25 +0200)
Jan 4 10:46:57 cloud-testbed001 libvirtd[63387]: hostname: cloud-testbed001
Jan 4 10:46:57 cloud-testbed001 libvirtd[63387]: Failed to open file '/sys/kernel/security/apparmor/profiles': Permission denied
Jan 4 10:46:57 cloud-testbed001 libvirtd[63387]: Failed to read AppArmor profiles list '/sys/kernel/security/apparmor/profiles': Permission denied
Jan 4 10:46:57 cloud-testbed001 libvirtd[63387]: Failed to open file '/sys/kernel/security/apparmor/profiles': Permission denied
Jan 4 10:46:57 cloud-testbed001 libvirtd[63387]: Failed to read AppArmor profiles list '/sys/kernel/security/apparmor/profiles': Permission denied
Jan 4 10:46:57 cloud-testbed001 libvirtd[63387]: Failed to open a VPD file '/sys/bus/pci/devices/0000:45:00.0/vpd': Operation not permitted
Jan 4 10:46:57 cloud-testbed001 libvirtd[63387]: Failed to open a VPD file '/sys/bus/pci/devices/0000:45:00.1/vpd': Operation not permitted
Jan 4 10:46:57 cloud-testbed001 libvirtd[63387]: Failed to open a VPD file '/sys/bus/pci/devices/0000:45:00.2/vpd': Operation not permitted
Jan 4 10:46:57 cloud-testbed001 libvirtd[63387]: Failed to open a VPD file '/sys/bus/pci/devices/0000:45:00.3/vpd': Operation not permitted

To Reproduce Install latest 6.8.x OpenNebula version (e.g. via minione) and check on hypervisor node a system logs for error messages as above.

Expected behavior No error messages should be like ones listed in that issue.

Details

• Affected Component: libvirtd 8.0.0 (8.0.0-1ubuntu7.7)
• Hypervisor: KVM
• Version: 6.8.x
• OS: Ubuntu 22.04.3 LTS

Additional context https://opennebula.zendesk.com/agent/tickets/48971 https://forum.opennebula.io/t/libvirtd-starts-in-cycles-of-10-minutes/11733

Progress Status

• [ ] Code committed
• [ ] Testing - QA
• [ ] Documentation (Release notes - resolved issues, compatibility, known issues)