It does work when I never start VM 1
The config from top to down VM1 - VM2
agent: 1
balloon: 16384
bootdisk: sata0
cores: 8
cpu: qemu64,flags=+pdpe1gb
hostpci0: 09:00,pcie=1
hostpci1: 06:00,pcie=1
hotplug: disk,network,usb
machine: q35
memory: 61440
name: NAS
net0...