reproduce (this is a W=1 build):
        # https://github.com/jonhunter/linux/commit/de3856a60dafca44ccb5ead24e0fd37c1d852026
        git remote add jonhunter https://github.com/jonhunter/linux
        git fetch --no-tags jonhunter tegra/tegra264
        git checkout de3856a60dafca44ccb5ead24e0fd37c1d852026

        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=$HOME/0day COMPILER=gcc-15.2.0 ~/lkp-tests/kbuild/make.cross W=1 O=build_dir ARCH=csky olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-15.2.0 ~/lkp-tests/kbuild/make.cross W=1 O=build_dir ARCH=csky SHELL=/bin/bash drivers/pci/controller/