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codehz 还行,看了下只要他们切换下保护就没事了
> We discovered that if we switch the jit protection mode to EXEC rather than WRITE, then these page faults again raise the expected SIGBUS not a SIGKILL. Note the faulting accesses are predominantly reads and have nothing at all to do with accessing a MAP_JIT memory region.
> We have been working on a patch that switches the jit protection mode to EXEC around these potential faulting memory accesses. It has been a bit of an exercise in whack-a-mole finding them all, and testing is still in progress.