Problematic tests list (4 rows):
bugs.core_5685_test  Sometime it is impossible to cancel/kill connection executing external query
bugs.gh_6802_test  When the statement timeout is set, it causes the lock manager to delay reporting deadlocks until timeout is expired
functional.session.test_ext_conn_pool_01  External Connections Pool, functionality test 01
functional.tabloid.test_db_owner_punct_chars_max_length  Allow to create DB with owner containing a character from string.punctuation set, with duplicating it up to max allowed length

This list is the same for:
5.0.4.1748 2026.01.13 d6766298  CS