Building the main VirtualBox module. Error building the module: make V=1 CONFIG_MODULE_SIG= CONFIG_MODULE_SIG_ALL= -C /lib/modules/5.19.3-1.el8.elrepo.x86_64/build M=/tmp/vbox.0 SRCROOT=/tmp/vbox.0 -j8 modules make[1]: warning: -j8 forced in submake: resetting jobserver mode. ERROR: Kernel configuration is invalid. include/generated/autoconf.h or include/config/auto.conf are missing. Run 'make oldconfig && make prepare' on kernel src to fix it. make[1]: *** [Makefile:739: include/config/auto.conf] Error 1 make: *** [/tmp/vbox.0/Makefile-footer.gmk:117: vboxdrv] Error 2