My trick on Manjaro is to do this every time baloo
gone crazy
balooctl6 disable
then check if it’s really disabled
balooctl6 status
you should get
Baloo is currently disabled. To enable, please run balooctl enable
then remove index folder
rm -rf ~/.local/share/baloo/
balooctl6 purge
then re-enable baloo
two times like this
balooctl6 enable
balooctl6 enable