https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78513
--- Comment #3 from Martin Liška <marxin at gcc dot gnu.org> --- (In reply to Jakub Jelinek from comment #2) > Does kernel enable -fsanitize-use-after-scope now? Selecting CONFIG_KASAN=y enables -fsanitize=address, which currently be default enables -fsanitize-address-use-after-scope.