git: openjdk/jdk21u-dev: master: 2 new changesets

[Matthias Baesken]

Changeset: dc8365c9
Branch: master
Author:    Matthias Baesken <mbaesken at openjdk.org>
Date:      2024-08-22 17:55:05 +0000
URL:       https://git.openjdk.org/jdk21u-dev/commit/dc8365c947b72f77ecba1065e2e9e0851e98f844

8333088: ubsan: shenandoahAdaptiveHeuristics.cpp:245:44: runtime error: division by zero

Backport-of: 34eea6a5fa27121bc0e9e8ace0894833d4a9f826

! src/hotspot/share/gc/shenandoah/heuristics/shenandoahAdaptiveHeuristics.cpp

Changeset: 24f453c0
Branch: master
Author:    Matthias Baesken <mbaesken at openjdk.org>
Date:      2024-08-22 17:55:19 +0000
URL:       https://git.openjdk.org/jdk21u-dev/commit/24f453c00706b4c8b49175bbb01b8360853f22c9

8333149: ubsan : memset on nullptr target detected in jvmtiEnvBase.cpp get_object_monitor_usage

Backport-of: 43a2f17342af8f5bf1f5823df9fa0bf0bdfdfce2

! src/hotspot/share/prims/jvmtiEnvBase.cpp