https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111646
--- Comment #5 from Xi Ruoyao <xry111 at gcc dot gnu.org> --- (In reply to vishwambhar.rathi from comment #4) > I am not using any optimization flag in compiling. Where should I post about > this bug? Thanks. I don't know because maybe this is a Glibc issue or a QEMU issue. You can try changing Glibc version of QEMU version to figure out.