reproduce (this is a W=1 build): git checkout cee9395acd8043be0644b25c34bfa86623f2b935 b4 shazam https://lore.kernel.org/r/20260908-topic-sm8x50-icc-read-rpmh-v2-1-b6f1c4205450@linaro.org git clone https://github.com/intel/lkp-tests.git ~/lkp-tests # apt-get install sparse # sparse: v0.6.5-rc1 # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-10.5.0 ~/lkp-tests/kbuild/make.cross W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__ -fmax-errors=unlimited -fmax-warnings=unlimited' O=build_dir ARCH=arc olddefconfig COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-10.5.0 ~/lkp-tests/kbuild/make.cross W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__ -fmax-errors=unlimited -fmax-warnings=unlimited' O=build_dir ARCH=arc SHELL=/bin/bash drivers/interconnect/qcom/