reproduce (this is a W=1 build):
        git clone https://github.com/intel/lkp-tests.git ~/lkp-tests
        # https://github.com/pkshih/rtw/commit/8fdf78f3cd5f87eced0c4f7eed7160a2ec31a008
        git remote add pkshih-rtw https://github.com/pkshih/rtw
        git fetch --no-tags pkshih-rtw rtw-next
        git checkout 8fdf78f3cd5f87eced0c4f7eed7160a2ec31a008
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-14.2.0 ~/lkp-tests/kbuild/make.cross W=1 O=build_dir ARCH=loongarch olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-14.2.0 ~/lkp-tests/kbuild/make.cross W=1 O=build_dir ARCH=loongarch SHELL=/bin/bash drivers/net/wireless/realtek/rtw89/