reproduce (this is a W=1 build):
        git checkout 7bc29d5fb6faff2f547323c9ee8d3a0790cd2530
        b4 shazam https://lore.kernel.org/r/20251127-gras_nc_mode_fix-v1-1-5c0cf616401f@gmail.com

        # install loongarch cross compiling tool for clang build
        # apt-get install binutils-loongarch-linux-gnu
        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=$HOME/0day COMPILER=clang-19 ~/lkp-tests/kbuild/make.cross W=1 O=build_dir ARCH=loongarch olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang-19 ~/lkp-tests/kbuild/make.cross W=1 O=build_dir ARCH=loongarch SHELL=/bin/bash drivers/gpu/drm/msm/