Problematic tests list (8 rows):
bugs.core_2966_test  Wrong results or unexpected errors while sorting a large data set
bugs.core_4302_addi_test  Lookup (or scan) in descending index could be very inefficient for some keys
bugs.core_4302_test  Lookup (or scan) in descending index could be very inefficient for some keys
bugs.core_4819_test  EXECUTE PROCEDURE's RETURNING_VALUES and EXECUTE STATEMENT's INTO does not check validity of assignments targets leading to bugcheck
bugs.core_4937_test  View/subselect with "union" does not use computed index
bugs.core_5074_test  Lost the charset ID in selection of array element
bugs.core_5222_test  SELECT WITH LOCK may raise unexpected update conflict errors under concurrent load
bugs.core_5410_test  Dependencies are not stored when using some type of contructions in subroutines

This list is the same for:
6.0.0.1926 2026.04.29 b34e2807  SS