[jdk17u-dev] RFR: 8279662: serviceability/sa/ClhsdbScanOops.java can fail due to unexpected GC

[Goetz Lindenmaier]

I backport this for parity with 17.0.6-oracle.

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Commit messages:
 - Backport fe0118f8040ce7e5e3d605942443e3a5d442fa92

Changes: https://git.openjdk.org/jdk17u-dev/pull/692/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk17u-dev&pr=692&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8279662
  Stats: 40 lines in 1 file changed: 22 ins; 2 del; 16 mod
  Patch: https://git.openjdk.org/jdk17u-dev/pull/692.diff
  Fetch: git fetch https://git.openjdk.org/jdk17u-dev pull/692/head:pull/692

PR: https://git.openjdk.org/jdk17u-dev/pull/692