RFR (S) 8218851: JVM crash in custom classloader stress test, JDK 12 & 13

[Thomas Stüfe]

Hi Coleen,

this looks good. Thank you for fixing.

..Thomas

On Thu, Feb 14, 2019 at 5:58 PM <coleen.phillimore at oracle.com> wrote:

> Summary: Handle NULL and unloaded constraint class in loader constraint
> table, also cope with unloaded but not cleaned out klass in loader
> constraint entries.
>
> Tested overnight with the application that caused the crash.  Tested
> with hs tier1-6.   Tested JCKs with ZGC.
>
> open webrev at http://cr.openjdk.java.net/~coleenp/2019/8218851.01/webrev
> bug link https://bugs.openjdk.java.net/browse/JDK-8218851
>
> Thanks,
> Coleen
>