I recently updated one of my nodes and a guest that uses mediated passthrough for intel graphics can no longer start.
guest conf:
agent: 1
boot: c
bootdisk: scsi0
cores: 2
cpu: host
hostpci0: 00:02.0,mdev=i915-GVTg_V5_4,rombar=0
machine: q35
memory: 8196
name: jf02
net0...