https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81842
--- Comment #16 from H.J. Lu <hjl.tools at gmail dot com> --- (In reply to Florian Weimer from comment #15) > I find it difficult to believe that there is no space left anyway to store > the shadow stack pointer information. Currently, we don't have good solution to allocate and destroy shadow stack with makecontext family functions. We decided to punt it for now. We will revisit it after CET is working correctly for the rest of glibc.