[jdk21u-dev] RFR: 8290043: serviceability/attach/ConcAttachTest.java failed "guarantee(!CheckJNICalls) failed: Attached JNI thread exited without being detached"

[Goetz Lindenmaier]

src/hotspot/share/prims/jni.cpp
Resolved Copyright

test/hotspot/jtreg/ProblemList.txt
Resolved Copyright and test not on the list.

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Commit messages:
 - backport 9b1bed0aa416c615a81d429e2f1f33bc4f679109

Changes: https://git.openjdk.org/jdk21u-dev/pull/2163/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk21u-dev&pr=2163&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8290043
  Stats: 16 lines in 5 files changed: 9 ins; 3 del; 4 mod
  Patch: https://git.openjdk.org/jdk21u-dev/pull/2163.diff
  Fetch: git fetch https://git.openjdk.org/jdk21u-dev.git pull/2163/head:pull/2163

PR: https://git.openjdk.org/jdk21u-dev/pull/2163