https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118578
--- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> --- I suspect you are running using rosetta to run a x86_64 docker and 0x80000008a000 is where the emulator is mapped in. See https://github.com/google/sanitizers/issues/1696 . From a GCC point of view, GCC is just following what upstream is doing here and that bug report was closed as won't fix so ...