reproduce: # apt-get install sparse # sparse version: v0.6.4-66-g0196afe1 # https://github.com/intel-lab-lkp/linux/commit/fb0951c75aab331b520562f423e0acbdcc63cf7a git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Jacob-Pan/x86-irq-Add-enumeration-of-NMI-source-reporting-CPU-feature/20240530-043112 git checkout fb0951c75aab331b520562f423e0acbdcc63cf7a # 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 arch/x86/kernel/