Problematic tests list (2 rows):
bugs.gh_8263_test  gbak on Classic with ParallelWorkers > 1 doesn't restore indices, giving a cryptic error message
bugs.gh_8291_test  NULLs should be skipped during index navigation when there's no lower bound and matched conditions are known to ignore NULLs

This list is the same for:
6.0.0.1900 2026.04.14 9c08e532  SS