08-02-2011, 11:06 PM
It seems to be a problem related with thread synchronization. I'm going to drop the multithreaded cpu soon since PSP has a single core and lots of things are not ready for multithreading. I'm going to use fibers/green threads instead.
http://code.google.com/p/pspemu/issues/detail?id=29
http://code.google.com/p/pspemu/issues/detail?id=29