8166289: RuntimeException: canRead() reports false for reading from the same module: expected true, was false
Summary: A fix in the JDWP test along with some extra logging added
Reviewed-by: sspitsyn

Merge

8166312: Backout 8165017
Summary: backout of the change for JDK-8165017 because tests failed on windows
Reviewed-by: ctornqvi, dholmes, gtriantafill

8165017: Additional test coverage of the JDWP CLASSLOADER and MODULE commands
Summary: A new JDWP test
Reviewed-by: sspitsyn