https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87141
Richard Biener <rguenth at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |WAITING Last reconfirmed| |2018-08-30 Ever confirmed|0 |1 --- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> --- configure:14583: ./conftest /media/gcc-8.2.0/libatomic/configure: line 1: ./conftest: cannot execute binary file configure:14583: $? = 126 configure: program exited with status 126 here (x86_64-linux) 126 is ENOKEY. Looks like somehow your platform requires signed executables? Can you even execute a simple hello world you compile yourself?