Same alert appeared when we upgraded our FMC to 7.6.6.We've tried several commands to renew and restart Talos - to no aveil.Alert cleared the next day. So I guess it might need time for the latest update/deployment of LSPs.

We loaded the Hyper-V network driver and rebooted. This solved the issue for usecho 'hv_netvsc' > /etc/modules-load.d/hv_netvsc.conf