Chrome shows frame information at unexpected places

[ono-max]

Your environment

• ruby -v:
  ruby 3.0.0p0 (2020-12-25 revision 95aff21468) [x86_64-darwin20]
• rdbg -v:

Describe the bug
Currently, Chrome shows frame information at unexpected places as follows:

To Reproduce

pp 1

Push "StepInto" button twice.

Expected behavior
obj and width should be showed at only line 71.

Additional context
Add any other context about the problem here.