Page does not render correctly once any html code inserted on HTML Macro

The page does not render correctly once any HTML code inserted on HTML macro. The other content missing after save though it available during preview mode

STEPS TO REPRODUCE

1. Create a new page and apply the Storage Format.txt
2. Preview the page
3. Then save

EXPECTED BEHAVIOR

All content should be shown exactly like in preview mode after the save

ACTUAL BEHAVIOR

Only HTML macro content is shown on the page after the save

After save:

Preview:

Note

Tried to remove any macro on the page to see if the behavior change, but no luck. Even the simplest HTML code return the same result. But keeping the HTML macro empty return the expected behavior