RFR: 8281297: TestStressG1Humongous fails with guarantee(is_range_uncommitted)

[Leo Korinth]

On Thu, 5 May 2022 17:37:35 GMT, Leo Korinth <lkorinth at openjdk.org> wrote:

> TestStressG1Humongous passes 200 times with this change. I have started a new windows run with 1000 iterations. Without the fix the testcase will usually fail a few times when iterating 100 times. I have also started a tier 1-3 run.

I will revert it in a separate pull request (https://github.com/openjdk/jdk/pull/8580). That pull request will be a clean `git revert` rebased on this fix.

-------------

PR: https://git.openjdk.java.net/jdk/pull/8560