hg: jdk/sandbox: 8249217: Unexpected StackOverflowError in "process reaper" thread still happens

[chris.hegarty at oracle.com]

Changeset: 1f37a5cd6afc
Author:    rriggs
Date:      2020-07-24 11:00 -0400
URL:       https://hg.openjdk.java.net/jdk/sandbox/rev/1f37a5cd6afc

8249217: Unexpected StackOverflowError in "process reaper" thread still happens
Reviewed-by: martin, plevart, dholmes

! src/java.base/share/classes/java/lang/ProcessHandleImpl.java
! test/hotspot/jtreg/gc/g1/humongousObjects/TestHumongousNonArrayAllocation.java