I found old snapshots of a TW VM (W10 LTSC 1809 host) * 5.8.14-1-default: OK * 5.9.1-1-default: OK * 5.9.12-1-default (TW 20201026): OK * 5.10.5-1-default (TW 20210113): BAD Non-TW Kernels in a VM: * 5.8.14-pmagic64: OK * 5.10.1-pmagic64: OK