dyninst for Developer Toolset 9.0 RHEL7 should be updated to match the version in GCC Toolset 9 RHEL 8.1.
Dyninst dyninst-9.3.1-3.el7 seems broken on ppc64 (big endian) bz1763156, and on aarch64 bz1763157.
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, 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/RHEA-2019:4136