I'm not sure how extensively the RCU code is used (it looks like not much), but I don't think this bug is fixable without disabling it, or at least getting rid of the RCU thread in cases where the emulated process is not multithreaded.
I'm not sure how extensively the RCU code is used (it looks like not much), but I don't think this bug is fixable without disabling it, or at least getting rid of the RCU thread in cases where the emulated process is not multithreaded.