reproduce (this is a W=1 build):
        git clone https://github.com/intel/lkp-tests.git ~/lkp-tests
        # https://github.com/geoffreybennett/scarlett-gen2/commit/ce1668580ca3badaca4f8350f738ae5e91ee50c1
        git remote add geoffreybennett-scarlett-gen2 https://github.com/geoffreybennett/scarlett-gen2.git
        git fetch --no-tags geoffreybennett-scarlett-gen2 vocaster
        git checkout ce1668580ca3badaca4f8350f738ae5e91ee50c1
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-13.2.0 ~/lkp-tests/kbuild/make.cross W=1 O=build_dir ARCH=xtensa olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-13.2.0 ~/lkp-tests/kbuild/make.cross W=1 O=build_dir ARCH=xtensa SHELL=/bin/bash