Test bond_set_balance_slb_options is happily running again with NetworkManager-1.42.2-6.el9_2.x86_64.
Since the problem described in this bug report should be resolved in a recent advisory, it has been closed with a resolution of ERRATA. For information on the advisory (NetworkManager bug fix and enhancement update), and where to find the updated files, follow the link below. If the solution does not work for you, open a new bug report. https://access.redhat.com/errata/RHBA-2023:4352