Guest Additions 6.0.14 module for kernel 4.18.0-80.11.2.el8_0.x86_64.
Error building the module.  Build output follows.
make V=1 CONFIG_MODULE_SIG= -C /lib/modules/4.18.0-80.11.2.el8_0.x86_64/build M=/tmp/vbox.0 SRCROOT=/tmp/vbox.0 -j2 modules
make[1]: warning: -jN forced in submake: disabling jobserver mode.
Makefile:958: *** "Cannot generate ORC metadata for CONFIG_UNWINDER_ORC=y, please install libelf-dev, libelf-devel or elfutils-libelf-devel".  Stop.
make: *** [/tmp/vbox.0/Makefile-footer.gmk:111: vboxguest] Error 2
Building the main Guest Additions 6.0.14 module for kernel 4.18.0-80.7.1.el8_0.x86_64.thmtrader/status/1199833524699877376

Solution:

yum install elfutils-libelf-devel elfutils-devel

Then rebuild

By karlo