Hi Daniel, FYI, the error/warning still remains. tree: https://github.com/zen-kernel/zen-kernel 5.13/zen-sauce head: df089c73ce7c2ecc19aaa81af627c8682f3e7aa9 commit: 28defae036a002630b50952e29ed454586ed4212 [5/8] PCI: Add Intel remapped NVMe device support config: x86_64-randconfig-c001-20210810 (attached as .config) compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 767496d19cb9a1fbba57ff08095faa161998ee36) 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://github.com/zen-kernel/zen-kernel/commit/28defae036a002630b50952e2... git remote add zen-kernel-zen-kernel https://github.com/zen-kernel/zen-kernel git fetch --no-tags zen-kernel-zen-kernel 5.13/zen-sauce git checkout 28defae036a002630b50952e29ed454586ed4212 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All warnings (new ones prefixed by >>): .class = PCI_CLASS_STORAGE_RAID << 8, ^~~~~~~~~~~~~~~~~~~~~~~~~~~ include/linux/pci_ids.h:23:33: note: expanded from macro 'PCI_CLASS_STORAGE_RAID' #define PCI_CLASS_STORAGE_RAID 0x0104 ^ drivers/pci/controller/intel-nvme-remap.c:446:3: note: previous initialization is here PCI_VDEVICE(INTEL, PCI_ANY_ID), ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/linux/pci.h:941:52: note: expanded from macro 'PCI_VDEVICE' .subvendor = PCI_ANY_ID, .subdevice = PCI_ANY_ID, 0, 0 ^ drivers/pci/controller/intel-nvme-remap.c:448:17: warning: initializer overrides prior initialization of this subobject [-Winitializer-overrides] .class_mask = 0xffffff00, ^~~~~~~~~~ drivers/pci/controller/intel-nvme-remap.c:446:3: note: previous initialization is here PCI_VDEVICE(INTEL, PCI_ANY_ID), ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/linux/pci.h:941:55: note: expanded from macro 'PCI_VDEVICE' .subvendor = PCI_ANY_ID, .subdevice = PCI_ANY_ID, 0, 0 ^ 2 warnings generated. vim +447 drivers/pci/controller/intel-nvme-remap.c 434 435 static const struct pci_device_id nvme_remap_ids[] = { 436 /* 437 * Match all Intel RAID controllers. 438 * 439 * There's overlap here with the set of devices detected by the ahci 440 * driver, but ahci will only successfully probe when there 441 * *aren't* any remapped NVMe devices, and this driver will only 442 * successfully probe when there *are* remapped NVMe devices that 443 * need handling. 444 */ 445 { 446 PCI_VDEVICE(INTEL, PCI_ANY_ID), 448 .class_mask = 0xffffff00, 449 }, 450 {0,} 451 }; 452 MODULE_DEVICE_TABLE(pci, nvme_remap_ids); 453 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org