SP/ConfigureSPVM Deployment Failed VMExtensionProvisioningTimeout

"code": "DeploymentFailed",
"message": "At least one resource deployment operation failed. Please list deployment operations for details. Please see https://aka.ms/arm-deployment-operations for usage details.",
"details": [
{
"code": "VMExtensionProvisioningTimeout",
"message": "Provisioning of VM extension ConfigureSPVM has timed out. Extension provisioning has taken too long to complete. The extension did not report a message. More information on troubleshooting is available at https://aka.ms/VMExtensionDSCWindowsTroubleshoot"
}
]

Start by reviewing the SP/ConfigureSPVM deployment operation and the reported VMExtensionProvisioningTimeout. Use the Azure deployment-operations and VMExtensionDSCWindowsTroubleshoot links in the report to gather the missing provisioning details; the issue is complete when the timeout cause and a verified resolution are documented.

Written by the indexing model from the issue text.