reproduce: # apt-get install sparse # sparse version: v0.6.4-47-g365b9520-dirty # https://github.com/intel-lab-lkp/linux/commit/b1c2e6caf8e9bb97b2960833c8b1dfc6ebc6811d git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Zack-Rusin/input-vmmouse-Fix-device-name-copies/20240104-130724 git checkout b1c2e6caf8e9bb97b2960833c8b1dfc6ebc6811d # 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=i386 olddefconfig make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__ -fmax-errors=unlimited -fmax-warnings=unlimited' O=build_dir ARCH=i386 SHELL=/bin/bash drivers/input/mouse/