I had the same problem with my VMs under Proxmox/KVM. After changing CPU structure from "2 socket 1 CPU" to "1 socket 2 CPU" the problem was gone. Only enabling/disabling NUMA didn't work.
So I think it's a problem with aktivating second prozessor.
I had the same problem with my VMs under Proxmox/KVM. After changing CPU structure from "2 socket 1 CPU" to "1 socket 2 CPU" the problem was gone. Only enabling/disabling NUMA didn't work.
So I think it's a problem with aktivating second prozessor.