This issue is resolve in vSphere 6.5 Update 2, available at
VMware Download .
Note: All ESXi hosts must be updated to at minimum 6.5 Update 2 to resolve this issue.
Workaround:
To workaround this issue, add these options to the virtual machines configure (.vmx) file:
featMask.vm.cpuid.stibp = "Max:0"
featMask.vm.cpuid.ibrs = "Max:0"
featMask.vm.cpuid.ibpb = "Max:0"
- Using the vSphere Client, connect to the vCenter Server and locate the affected virtual machine.
- Power off the virtual machine.
- Right-click the virtual machine and click Edit Settings > VM Options > Advanced > Configuration Parameters - Edit configuration.
- Add the below parameters:
featMask.vm.cpuid.stibp = "Max:0"
featMask.vm.cpuid.ibrs = "Max:0"
featMask.vm.cpuid.ibpb = "Max:0"
- Click OK and OK, power on the virtual machine and migrate.