reproduce: # apt-get install sparse # sparse version: v0.6.4-66-g0196afe1 # https://github.com/intel-lab-lkp/linux/commit/88d1a01795acce4758bb54da6452e5f797d12f03 git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Andrea-Righi/sched_ext-Trigger-ops-update_idle-from-pick_task_idle/20241015-191701 git checkout 88d1a01795acce4758bb54da6452e5f797d12f03 # save the config file mkdir build_dir && cp config build_dir/.config make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__ -fmax-errors=unlimited -fmax-warnings=unlimited' O=build_dir ARCH=x86_64 olddefconfig make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__ -fmax-errors=unlimited -fmax-warnings=unlimited' O=build_dir ARCH=x86_64 SHELL=/bin/bash kernel/