[jdk21u-dev] RFR: 8365526: Crash with null Symbol passed to SystemDictionary::resolve_or_null [v2]

[Goetz Lindenmaier]

> I backport this for parity with 21.0.11-oracle.
> 
> Resolved Copyright

Goetz Lindenmaier has refreshed the contents of this pull request, and previous commits have been removed. The incremental views will show differences compared to the previous content of the PR. The pull request contains three new commits since the last revision:

 - backport b98114f4a20bcf3390114b56d05c38b23268979a
 - fix whitespace
 - backport 681dab7205190176b842bd42914b1cb9fe752e44

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

Changes:
  - all: https://git.openjdk.org/jdk21u-dev/pull/2568/files
  - new: https://git.openjdk.org/jdk21u-dev/pull/2568/files/1b661051..949e7955

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk21u-dev&pr=2568&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk21u-dev&pr=2568&range=00-01

  Stats: 175 lines in 7 files changed: 148 ins; 16 del; 11 mod
  Patch: https://git.openjdk.org/jdk21u-dev/pull/2568.diff
  Fetch: git fetch https://git.openjdk.org/jdk21u-dev.git pull/2568/head:pull/2568

PR: https://git.openjdk.org/jdk21u-dev/pull/2568