Steps to reproduce

1. yarn init -2

2. yarn add -D eslint

3. add extensions vscode-eslint

4. yarn dlx @yarnpkg/sdks vscode

5. set "eslint.experimental.useFlatConfig": true in .vscode/settings.json

6. create eslint.config.js file

7. create test.js file

8. yarn dlx eslint . observe errors

9. vscode-eslint only outputs

   [Info  - 20:04:53] ESLint server is starting.
   [Info  - 20:04:53] ESLint server running in node v18.15.0
   [Info  - 20:04:53] ESLint server is running.