I tested all Gegl filters almost a year ago (maybe something has changed in their operation) in the default settings,
without editing individual parameters - so there are probably filters that will work (especially if all parameters are set to zero by default).

These work in the default settings:



These certainly require more parameters:

Thank you MareroQ! From the second three filters list that requires more parameters, I found out with your info that with Bump-map, its "needs aux input (need to save layer or use existing image with full path)" Thank you once again!