reproduce (this is a W=1 build):
        # https://github.com/intel-lab-lkp/linux/commit/6826e715a6e1b8907fc2ab628e97a19b88356c43
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Sailesh-Nandanavanam/remoteproc-core-add-KUnit-tests-for-rproc_check_carveout_da/20260927-225428
        git checkout 6826e715a6e1b8907fc2ab628e97a19b88356c43

        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=$HOME/0day COMPILER=gcc-16.1.0 ~/lkp-tests/kbuild/make.cross W=1 O=build_dir ARCH=xtensa olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-16.1.0 ~/lkp-tests/kbuild/make.cross W=1 O=build_dir ARCH=xtensa SHELL=/bin/bash drivers/remoteproc/