tree: https://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms.git hack/m1-pcie-v3 head: 0389358efbefd48615bb469f26658abebc911736 commit: 09373a738b511f313aa719e01a9d603ad8611ce2 [32/33] iommu/dart: Exclude MSI doorbell from PCIe device IOVA range config: sparc64-randconfig-r024-20210916 (attached as .config) compiler: sparc64-linux-gcc (GCC) 11.2.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms.git/com... git remote add arm-platforms https://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms.git git fetch --no-tags arm-platforms hack/m1-pcie-v3 git checkout 09373a738b511f313aa719e01a9d603ad8611ce2 # save the attached .config to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=sparc64 SHELL=/bin/bash drivers/iommu/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): drivers/iommu/apple-dart.c: In function 'apple_dart_get_resv_regions': 724 | #define DOORBELL_ADDR (CONFIG_PCIE_APPLE_MSI_DOORBELL_ADDR & PAGE_MASK) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/iommu/apple-dart.c:724:26: note: in definition of macro 'DOORBELL_ADDR' 724 | #define DOORBELL_ADDR (CONFIG_PCIE_APPLE_MSI_DOORBELL_ADDR & PAGE_MASK) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/iommu/apple-dart.c:724:26: note: each undeclared identifier is reported only once for each function it appears in 724 | #define DOORBELL_ADDR (CONFIG_PCIE_APPLE_MSI_DOORBELL_ADDR & PAGE_MASK) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/iommu/apple-dart.c:724:26: note: in definition of macro 'DOORBELL_ADDR' 724 | #define DOORBELL_ADDR (CONFIG_PCIE_APPLE_MSI_DOORBELL_ADDR & PAGE_MASK) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ vim +/CONFIG_PCIE_APPLE_MSI_DOORBELL_ADDR +724 drivers/iommu/apple-dart.c 723 725 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org