Does the crash go away if you disable Free Look in your config?
https://code.google.com/p/dolphin-emu/source/detail?r=69137cff4c58fbdfcb2b67ad51d2d68cc8ca0cbc
https://code.google.com/p/dolphin-emu/source/detail?r=69137cff4c58fbdfcb2b67ad51d2d68cc8ca0cbc
