reproduce: # apt-get install sparse # sparse version: v0.6.4-66-g0196afe1 # https://github.com/intel-lab-lkp/linux/commit/b5bb76d576eb00e6fb857c0b09bb476d4cbc220b git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Keith-Busch/block-fs-restore-kiocb-based-write-hint-processing/20241018-041459 git checkout b5bb76d576eb00e6fb857c0b09bb476d4cbc220b # 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/nvme/host/