reproduce: git clone https://github.com/intel/lkp-tests.git ~/lkp-tests # apt-get install sparse # sparse version: v0.6.4-52-g1cf3d98c-dirty # https://github.com/intel-lab-lkp/linux/commit/cfc0af49f889a6dd434d973de3541c7322cbfedd git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review William-Qiu/dt-bindings-vendor-prefixes-Add-cast-vendor-prefix/20240129-114752 git checkout cfc0af49f889a6dd434d973de3541c7322cbfedd # save the config file mkdir build_dir && cp config build_dir/.config ~/lkp-tests/kbuild/make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__ -fmax-errors=unlimited -fmax-warnings=unlimited' O=build_dir ARCH=arm olddefconfig ~/lkp-tests/kbuild/make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__ -fmax-errors=unlimited -fmax-warnings=unlimited' O=build_dir ARCH=arm SHELL=/bin/bash drivers/net/can/