reproduce (this is a W=1 build): git clone https://github.com/intel/lkp-tests.git ~/lkp-tests # install loongarch cross compiling tool for clang build # apt-get install binutils-loongarch-linux-gnu # https://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-misc.git/commit/?id=3fa94f0306a4a32794678ae6022ae7b0fe768316 git remote add sre-misc https://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-misc.git git fetch --no-tags sre-misc thinkpad-t14s-x1e git checkout 3fa94f0306a4a32794678ae6022ae7b0fe768316 # 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/media/platform/qcom/camss/