cat@Me:~/workpace/x4418_kitkat_151127$ ./mk -k
arch/arm/Kconfig:1617:warning: 'HZ': number is invalid
arch/arm/Kconfig:1618:warning: 'HZ': number is invalid
arch/arm/Kconfig:1619:warning: 'HZ': number is invalid
#
# configuration written to .config
#
scripts/kconfig/conf --silentoldconfig Kconfig
arch/arm/Kconfig:1617:warning: 'HZ': number is invalid
arch/arm/Kconfig:1618:warning: 'HZ': number is invalid
arch/arm/Kconfig:1619:warning: 'HZ': number is invalid
*** Error during update of the configuration.
make[2]: *** [silentoldconfig] Error 1
make[1]: *** [silentoldconfig] Error 2
make: *** No rule to make target `include/config/auto.conf', needed by `include/config/kernel.release'. Stop.