[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

RE: RFC: Update x86 psABI to support shadow stac



>> Is there a requirement that the return address is popped from the same 
>> stack location where it was pushed by the call instruction?  Or could 
>> you return with an elevated stack pointer if you copied the address first?

> Stack location isn't checked.  Only the popped return address is checked.
> Vedvyas can confirm it.

Yes. That’s correct.