[jdk11u-dev] RFR: 8244679: JVM/TI GetCurrentContendedMonitor/contmon001 failed due to "(IsSameObject#3) unexpected monitor object: 0x000000562336DBA8"

[Goetz Lindenmaier]

I backport this for parity with 11.0.23-oracle.

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Commit messages:
 - Backport c5fe2c1fcb5b5cec0a3f53716c24b2778467900b

Changes: https://git.openjdk.org/jdk11u-dev/pull/2472/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk11u-dev&pr=2472&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8244679
  Stats: 36 lines in 2 files changed: 22 ins; 5 del; 9 mod
  Patch: https://git.openjdk.org/jdk11u-dev/pull/2472.diff
  Fetch: git fetch https://git.openjdk.org/jdk11u-dev.git pull/2472/head:pull/2472

PR: https://git.openjdk.org/jdk11u-dev/pull/2472