RELEASE NOTES FOR: 15.0.2
====================================================================================================

Notes generated: Wed Jun 01 05:25:25 CEST 2022

Hint: Prefix bug IDs with https://bugs.openjdk.java.net/browse/ to reach the relevant JIRA entry.

JAVA ENHANCEMENT PROPOSALS (JEP):

  None.

RELEASE NOTES, BY COMPONENT:

core-libs/java.time:

  JDK-8254679: US/Pacific-New Zone Name Removed as Part of tzdata2020b

      Following the JDK's update to tzdata2020b, the long-obsolete files named `pacificnew` and
      `systemv` have been removed. As a result, the "US/Pacific-New" Zone name declared in the
      `pacificnew` data file is no longer available for use.
      
      Information regarding this update can be viewed at
      https://mm.icann.org/pipermail/tz-announce/2020-October/000059.html


ALL FIXED ISSUES, BY COMPONENT AND PRIORITY:

client-libs/java.awt:
  (P3) JDK-8249183: JVM crash in "AwtFrame::WmSize" method
  (P3) JDK-8232114: JVM crashed at imjpapi.dll in native code
  (P4) JDK-8252470: java/awt/dnd/DisposeFrameOnDragCrash/DisposeFrameOnDragTest.java fails on Windows

core-libs/java.lang:
  (P4) JDK-8249217: Unexpected StackOverflowError in "process reaper" thread still happens

core-libs/java.time:
  (P3) JDK-8254177: (tz) Upgrade time-zone data to tzdata2020b

hotspot/compiler:
  (P2) JDK-8252292: 8240795 may cause anti-dependence to be missed
  (P2) JDK-8250861: Crash in MinINode::Ideal(PhaseGVN*, bool)
  (P3) JDK-8251458: Parse::do_lookupswitch fails with "assert(_cnt >= 0) failed"
  (P4) JDK-8252120: compiler/oracle/TestCompileCommand.java misspells "occured"
  (P4) JDK-8249165: Remove unneeded nops introduced by 8234160 changes

hotspot/gc:
  (P4) JDK-8254560: Shenandoah: Concurrent Strong Roots logging is incorrect
  (P4) JDK-8253226: Shenandoah: remove unimplemented ShenandoahStrDedupQueue::verify
  (P4) JDK-8253224: Shenandoah: ShenandoahStrDedupQueue destructor calls virtual num_queues()
  (P4) JDK-8252660: Shenandoah: support manageable SoftMaxHeapSize option
  (P4) JDK-8253222: Shenandoah: unused AlwaysTrueClosure after JDK-8246591
  (P4) JDK-8252367: Undo JDK-8245000: Windows GDI functions don't support large pages
  (P4) JDK-8252368: Undo JDK-8245002: Windows GDI functions don't support NUMA interleaving

hotspot/jfr:
  (P3) JDK-8252754: Hash code calculation of JfrStackTrace is inconsistent
  (P3) JDK-8250928: JFR: Improve hash algorithm for stack traces

hotspot/other:
  (P2) JDK-8280996: [BACKOUT BACKPORT] Example JBS issue
  (P3) JDK-8280989: [REDO BACKPORT] Example JBS issue
  (P3) JDK-8272373: Example JBS issue

hotspot/runtime:
  (P2) JDK-8253778: ShenandoahSafepoint::is_at_shenandoah_safepoint should not access VMThread state from other threads
  (P2) JDK-8253284: Zero OrderAccess barrier mappings are incorrect
  (P3) JDK-8253727: [cgroups v2] Memory and swap limits reported incorrectly
  (P3) JDK-8253714: [cgroups v2] Soft memory limit incorrectly using memory.high
  (P3) JDK-8252359: HotSpot Not Identifying it is Running in a Container
  (P4) JDK-8254144: Non-x86 Zero builds fail with return-type warning in os_linux_zero.cpp

infrastructure/build:
  (P3) JDK-8248667: Need support for building native libraries located in the test/lib directory

security-libs/java.security:
  (P2) JDK-8254081: java/security/cert/PolicyNode/GetPolicyQualifiers.java fails due to an expired certificate
  (P3) JDK-8239105: Add exception for expiring Digicert root certificates to VerifyCACerts test
  (P4) JDK-8249176: jdk jtreg test security/infra/java/security/cert/CertPathValidator/certification/GlobalSignR6CA.java fails