This one is fixed in oe-core master https://git.yoctoproject.org/cgit/cgit.cgi/poky/commit/?id=f13f1dd286d7a8b1cd8a8f1b926b65859a7d5ea8 this commit should be back ported to sumo.
duplicate of https://bugzilla.yoctoproject.org/show_bug.cgi?id=12939 *** This bug has been marked as a duplicate of bug 12939 ***