reproduce (this is a W=1 build):
        # https://github.com/intel-lab-lkp/linux/commit/ff640ad9350077a3af2482f69c1e34ee82daeaa2
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Pratyush-Yadav/kho-generalize-radix-tree-APIs/20260710-014638
        git checkout ff640ad9350077a3af2482f69c1e34ee82daeaa2

        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=$HOME/0day COMPILER=clang-22 ~/lkp-tests/kbuild/make.cross W=1 O=build_dir ARCH=x86_64 olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang-22 ~/lkp-tests/kbuild/make.cross W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash mm/