reproduce (this is a W=1 build):
        # https://github.com/LinuxSecurityModule/kernel/commit/1f2f7a1fd1fc34e757107e3a3849f8d22b14cc6b
        git remote add linuxsecuritymodule https://github.com/LinuxSecurityModule/kernel
        git fetch --no-tags linuxsecuritymodule dev-staging
        git checkout 1f2f7a1fd1fc34e757107e3a3849f8d22b14cc6b

        git clone https://github.com/intel/lkp-tests.git ~/lkp-tests

        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-16.1.0 ~/lkp-tests/kbuild/make.cross W=1 O=build_dir ARCH=arc olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-16.1.0 ~/lkp-tests/kbuild/make.cross W=1 O=build_dir ARCH=arc SHELL=/bin/bash