Hot plugging and unplugging vCPUs causes a blue-screen crash in Windows VMs

Description

Hot plugging or unplugging vCPUs causes a blue-screen crash in Windows VMs that are running NVIDIA vGPU software graphics drivers.

When the blue-screen crash occurs, one of the following error messages may also be seen:

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            SYSTEM_SERVICE_EXCEPTION(nvlddmkm.sys)

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            DRIVER_IRQL_NOT_LESS_OR_EQUAL(nvlddmkm.sys)

NVIDIA vGPU software graphics drivers do not support hot plugging and unplugging of vCPUs.

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2101499