reproduce (this is a W=1 build):
        # https://github.com/intel-lab-lkp/linux/commit/dfd34af1fe7ce4108ac5744c4953720d46fad45e
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Daniel-Drake/generic_pt-allow-missing-sw-bit-in-DMA_INCOHERENT-case/20260728-104924
        git checkout dfd34af1fe7ce4108ac5744c4953720d46fad45e

        # install arm64 cross compiling tool for clang build
        # apt-get install binutils-aarch64-linux-gnu
        # clang-24 might not be officially released. Try a lower version if installation fails.
        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=$HOME/0day COMPILER=clang-24 ~/lkp-tests/kbuild/make.cross W=1 O=build_dir ARCH=arm64 olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang-24 ~/lkp-tests/kbuild/make.cross W=1 O=build_dir ARCH=arm64 SHELL=/bin/bash dt_binding_check dtbs_check