Problematic tests list (18 rows):
bugs.core_0733_test  Compress Data over the Network
bugs.core_2197_test  Add support for -nodbtriggers switch in gbak into services API
bugs.core_2493_test  Append the IP address of the remote host to error messages in firebird.log for TCP connections
bugs.core_4473_test  Restore of pre ODS 11.1 database can leave RDB$RELATION_TYPE null
bugs.core_5089_test  Metadata extration (ISQL -X): "CREATE PROCEDURE/FUNCTION" statement contains reference to column of table(s) that not yet exists if this procedure had parameter of such type when it was created
bugs.core_5107_test  set autoddl off and sequence of: ( create view V as select * from T; alter view V as select 1 x from rdb$database; drop view V; ) leads to server crash
bugs.core_5501_test  Unclear gstat's diagnostic when damaged page in DB file appears encrypted
bugs.core_5737_test  Invalid parameters of gds transaction in ISQL
bugs.core_6166_test  Problems with long object names (> 255 bytes)
bugs.gh_8263_test  gbak on Classic with ParallelWorkers > 1 doesn't restore indices, giving a cryptic error message
bugs.gh_8386_test  Crash when creating index on table that uses UDR and ParallelWorkers > 1
functional.arno.optimizer.test_opt_sort_by_index_10  ORDER BY ASC using index (multi)
functional.arno.optimizer.test_opt_sort_by_index_13  ORDER BY ASC using index (multi)
functional.arno.optimizer.test_opt_sort_by_index_19  ORDER BY ASC using index (multi) and WHERE clause
functional.basic.isql.test_02  ISQL - SHOW SYSTEM TABLES
functional.replication.test_make_async_reinit_reliable  Make asynchronous replica re-initialization reliable #8324
functional.tabloid.test_333be4bf  Change error by warning in the case when isc_dpb_parallel_workers value is not at valid range
functional.tabloid.test_7641d759  Fix modulo crash on MIN % -1

This list is the same for:
5.0.5.1839 2026.07.23 65228ccd  CS