Khusrau Shah hatched a conspiracy against Mubarak Shah. Khusrau Khan was one of the favorite of Mubarak Shah. Khusrau Shah got him murdered in 1320 and himself ascended the throne.
Bakshi was appointed by the imperial court at the recommendation of the Mir Bakshi. Bakshi was responsible for checking and inspecting the horses and soldiers which were maintained by the mansabdars in the suba.