[jdk21u-dev] RFR: 8321509: False positive in get_trampoline fast path causes crash

[Dan Lutker]

We have a customer experiencing this crash in 21.0.3 with the same stack as the duplicate issue (JDK-8334136).

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

Commit messages:
 - Backport 73e3e0edeb20c6f701b213423476f92fb05dd262

Changes: https://git.openjdk.org/jdk21u-dev/pull/864/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk21u-dev&pr=864&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8321509
  Stats: 72 lines in 6 files changed: 34 ins; 14 del; 24 mod
  Patch: https://git.openjdk.org/jdk21u-dev/pull/864.diff
  Fetch: git fetch https://git.openjdk.org/jdk21u-dev.git pull/864/head:pull/864

PR: https://git.openjdk.org/jdk21u-dev/pull/864