https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80148
--- Comment #1 from Dmitry Vyukov <dvyukov at google dot com> --- Created attachment 41016 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=41016&action=edit source code The archive contains slub2.c that works, and slub1.c that fails with the error.