1. Clone the https://github.com/microsoft/vscode-extension-samples repository
2. Open the helloworld-sample folder in VS Code Insiders
3. Open launch.json and add the following argument: "--disable-extensions"
4. Press F5 which will start the extension development host with all extensions disabled
5. Open a folder in the extension development host

Expected behaviour:
All extensions are still disabled

Actual behaviour:
The "--disable-extensions" is dropped