[jdk23u] RFR: 8333354: ubsan: frame.inline.hpp:91:25: and src/hotspot/share/runtime/frame.inline.hpp:88:29: runtime error: member call on null pointer of type 'const struct SmallRegisterMap'

[Matthias Baesken]

8333354: ubsan: frame.inline.hpp:91:25: and src/hotspot/share/runtime/frame.inline.hpp:88:29: runtime error: member call on null pointer of type 'const struct SmallRegisterMap'

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Commit messages:
 - Backport 8162832832ac6e8c17f942e718e309a3489e0da6

Changes: https://git.openjdk.org/jdk23u/pull/71/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk23u&pr=71&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8333354
  Stats: 131 lines in 10 files changed: 50 ins; 64 del; 17 mod
  Patch: https://git.openjdk.org/jdk23u/pull/71.diff
  Fetch: git fetch https://git.openjdk.org/jdk23u.git pull/71/head:pull/71

PR: https://git.openjdk.org/jdk23u/pull/71