Temporary workaround to get rid of the noise: Add the following to /etc/apparmor.d/local/usr.sbin.dhclient
# local addition for dhclient
# permits creation and usage of UNIX domain datagram sockets
network unix dgram,
Don't forget to systemctl...
Updated from PVE 8-latest to PVE 9.1.1 yesterday, kernel 6.17.2-1-pve. Starting immediately after the upgrade, I get lots of apparmor messages denying dhclient access to a socket:
2025-11-22T09:54:12+01:00 pve2 kernel: audit: type=1400...
PVE 8.4.14, cluster of 2 identical nodes + qdevice. Both nodes are single disk with root on ZFS, both boot in UEFI mode.
zpool status
status: Some supported and requested features are not enabled on the pool.
The pool can still be used...