The RAW for Bewildering Koan says "loose next action"
http://www.d20pfsrd.com/feats/general-feats/bewildering-koan-general/
However, in this thread, the author, Sean K Reynolds says that RAI is "loose next turn"
http://paizo.com/products/btpy8dmh/discuss&page=2?Pathfinder-Companion- Gnomes-of-Golarion#71
There needs to be official Developer clarification on this issue.
Thanks