On Sat, Aug 21, 2021 at 10:44:06AM +0800, kernel test robot wrote: > tree: https://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci.git pci/misc > head: 81e2ce35df9102989cefe180f41d78dd7fb8c9b9 > commit: 81e2ce35df9102989cefe180f41d78dd7fb8c9b9 [7/7] PCI: Sync __pci_register_driver() stub for CONFIG_PCI=n > config: i386-tinyconfig (attached as .config) > compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 > reproduce (this is a W=1 build): > # https://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci.git/commit/?id=81e2ce35df9102989cefe180f41d78dd7fb8c9b9 > git remote add pci https://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci.git > git fetch --no-tags pci pci/misc > git checkout 81e2ce35df9102989cefe180f41d78dd7fb8c9b9 > # save the attached .config to linux build tree > mkdir build_dir > make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash arch/x86/kernel/ > > If you fix the issue, kindly add following tag as appropriate > Reported-by: kernel test robot <lkp@xxxxxxxxx> For the record, I copied a prototype from the other one. If we need to fix, we need to fix them both. I'll cook the patch. -- With Best Regards, Andy Shevchenko