Comment 11 for bug 1005157

If I make it manually, there is no error and module is still not built:

root@hp-hdx18:~# make KBUILD_VERBOSE=1 KERNELRELEASE=3.2.0-25-generic -C /lib/modules/3.2.0-25-generic/build M=/var/lib/dkms/virtualbox/4.1.12/build
make: Entering directory `/usr/src/linux-headers-3.2.0-25-generic'
test -e include/generated/autoconf.h -a -e include/config/auto.conf || ( \
        echo; \
        echo " ERROR: Kernel configuration is invalid."; \
        echo " include/generated/autoconf.h or include/config/auto.conf are missing.";\
        echo " Run 'make oldconfig && make prepare' on kernel src to fix it."; \
        echo; \
        /bin/false)
mkdir -p /var/lib/dkms/virtualbox/4.1.12/build/.tmp_versions ; rm -f /var/lib/dkms/virtualbox/4.1.12/build/.tmp_versions/*
make -f scripts/Makefile.build obj=/var/lib/dkms/virtualbox/4.1.12/build
make -f scripts/Makefile.build obj=/var/lib/dkms/virtualbox/4.1.12/build/vboxdrv
(cat /dev/null; echo kernel//var/lib/dkms/virtualbox/4.1.12/build/vboxdrv/vboxdrv.ko;) > /var/lib/dkms/virtualbox/4.1.12/build/vboxdrv/modules.order
make -f scripts/Makefile.build obj=/var/lib/dkms/virtualbox/4.1.12/build/vboxnetadp
(cat /dev/null; echo kernel//var/lib/dkms/virtualbox/4.1.12/build/vboxnetadp/vboxnetadp.ko;) > /var/lib/dkms/virtualbox/4.1.12/build/vboxnetadp/modules.order
make -f scripts/Makefile.build obj=/var/lib/dkms/virtualbox/4.1.12/build/vboxnetflt
(cat /dev/null; echo kernel//var/lib/dkms/virtualbox/4.1.12/build/vboxnetflt/vboxnetflt.ko;) > /var/lib/dkms/virtualbox/4.1.12/build/vboxnetflt/modules.order
make -f scripts/Makefile.build obj=/var/lib/dkms/virtualbox/4.1.12/build/vboxpci
(cat /dev/null; echo kernel//var/lib/dkms/virtualbox/4.1.12/build/vboxpci/vboxpci.ko;) > /var/lib/dkms/virtualbox/4.1.12/build/vboxpci/modules.order
(cat /dev/null; cat /var/lib/dkms/virtualbox/4.1.12/build/vboxdrv/modules.order; cat /var/lib/dkms/virtualbox/4.1.12/build/vboxnetflt/modules.order; cat /var/lib/dkms/virtualbox/4.1.12/build/vboxnetadp/modules.order; cat /var/lib/dkms/virtualbox/4.1.12/build/vboxpci/modules.order;) > /var/lib/dkms/virtualbox/4.1.12/build/modules.order
make -f /usr/src/linux-headers-3.2.0-25-generic/scripts/Makefile.modpost
  scripts/mod/modpost -m -a -i /usr/src/linux-headers-3.2.0-25-generic/Module.symvers -I /var/lib/dkms/virtualbox/4.1.12/build/Module.symvers -o /var/lib/dkms/virtualbox/4.1.12/build/Module.symvers -S -w -s
make: Leaving directory `/usr/src/linux-headers-3.2.0-25-generic'
root@hp-hdx18:~#