make[2]: warning: -j8 forced in submake: resetting jobserver mode.
make[2]: warning: -j8 forced in submake: resetting jobserver mode.
/var/pisi/module-virtualbox-guest-7.1.4-133/work/module-virtualbox-guest-7.1.4/vboxguest/combined-os-specific.o: warning: objtool: VBoxGuest_RTR0MemKernelCopyFrom+0xf: redundant CLD
/var/pisi/module-virtualbox-guest-7.1.4-133/work/module-virtualbox-guest-7.1.4/vboxguest/combined-os-specific.o: warning: objtool: VBoxGuest_RTR0MemKernelCopyTo+0xf: redundant CLD
make[2]: warning: -j8 forced in submake: resetting jobserver mode.
make[1]: warning: -j8 forced in submake: resetting jobserver mode.