ISP: Plusnet
Type of Internet Connection: Fiber
Internet Connection Speed: 70Mbit/s
Date & Time: 6/30/2015 @ 11:53 AM EDT
Frequency: Always
Character Name: Farah Starmaim
Race: Miqo'te Female
World: Coeurl
Class/Level: Dark Knight 54
Area and Coordinates: Everywhere
Party or Solo: Both
NPC Name: None
Monster Name: None
In-Game Time: Any

Above bugs are the same for me. I will also add that any buffs applied to a Drk drain their mana, not just ones cast on themselves. (For example, Astrologian card buffs.) MP is drained both on application and expiration, causing massively accelerated MP drain.