Songsmith Roska is a bounty that should appear on the map Cliaban Rilag. But she appears only after finishing the quest Fragments of Scattered Faith from Eder and reentering Cliaban Rilag.
Sadly the thread about it is not in the Bugs area. Please merge or relocate
http://forums.obsidian.net/topic/73358-bounty-songsmith-roska/