/usr/lib64/libcxl.so.1.5 in libcxl-1.5-3.fc28.ppc64le has not been linked with the standard Fedora linker flags (LDFLAGS) from redhat-rpm-config: gcc -O2 -g -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -Wp,-D_GLIBCXX_ASSERTIONS -fexceptions -fstack-protector-strong -grecord-gcc-switches -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -m64 -mcpu=power8 -mtune=power8 -fstack-clash-protection -fPIC -shared libcxl.o libcxl_sysfs.o -o libcxl.so.1.5 -Wl,--version-script symver.map -Wl,-soname,libcxl.so.1 The LDFLAGS settings are completely absent. See https://src.fedoraproject.org/rpms/redhat-rpm-config/blob/master/f/buildflags.md for information on RPM macros and environment variables provided by the build environment.
it's fixed in libcxl-1.5-4.fc29
libcxl-1.5-4.fc28 has been submitted as an update to Fedora 28. https://bodhi.fedoraproject.org/updates/FEDORA-2018-97242054a6
libcxl-1.5-4.fc28 has been pushed to the Fedora 28 testing repository. If problems still persist, please make note of it in this bug report. See https://fedoraproject.org/wiki/QA:Updates_Testing for instructions on how to install test updates. You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2018-97242054a6
libcxl-1.5-4.fc28 has been pushed to the Fedora 28 stable repository. If problems still persist, please make note of it in this bug report.