Problematic tests list (3 rows):
bugs.core_2264_test  ALTER DOMAIN with dependencies may leave a transaction handle in inconsistent state causing segmentation faults
bugs.gh_4314_test  Sub-optimal predicate checking while selecting from a view [CORE3981]
functional.replication.test_sync_replica_server_hangs_on_disconnect  Synchronous replication hangs on disconnect [CORE6497]

This list is the same for:
4.0.8.3275 2026.04.22 f8342e97  CS
4.0.8.3275 2026.04.22 f8342e97  SS
4.0.8.3276 2026.04.25 0d9cc6c8  SS
4.0.8.3278 2026.05.01 debac407  CS
4.0.8.3278 2026.05.01 debac407  SS