usual fix for vboxdrv failing

zypper in kernel-default kernel-default-devel kernel-devel kernel-syms kernel-source
cd /usr/src/linux
cp /boot/config-$(uname -r) .config
make menuconfig
    (exit and save)
make -j9
    (replace 9 with your cpus+1; takes probably 20-40 minutes)

/etc/init.d/vboxdrv setup