[jdk17u-dev] RFR: 8273381: Assert in PtrQueueBufferAllocatorTest.stress_free_list_allocator_vm

[Goetz Lindenmaier]

I backport this for parity with 17.0.3-oracle.

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Commit messages:
 - Backport c80a612709f1e483575e2843c1f0ea84e1b9a257

Changes: https://git.openjdk.java.net/jdk17u-dev/pull/128/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk17u-dev&pr=128&range=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8273381
  Stats: 7 lines in 1 file changed: 6 ins; 0 del; 1 mod
  Patch: https://git.openjdk.java.net/jdk17u-dev/pull/128.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk17u-dev pull/128/head:pull/128

PR: https://git.openjdk.java.net/jdk17u-dev/pull/128