Hi Nicolin,
kernel test robot noticed the following build errors:
[auto build test ERROR on shuah-kselftest/next] [also build test ERROR on shuah-kselftest/fixes linus/master v6.11-rc2 next-20240809] [cannot apply to joro-iommu/next] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/Nicolin-Chen/iommufd-Reorder-... base: https://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest.git next patch link: https://lore.kernel.org/r/544ab894a301c83eb9f9d7a6326f4cb87f517019.172264486... patch subject: [PATCH v2 3/3] iommufd/selftest: Add coverage for reserved IOVAs config: x86_64-rhel-8.3-kselftests (https://download.01.org/0day-ci/archive/20240809/202408092301.M51NPXgL-lkp@i...) compiler: gcc-12 (Debian 12.2.0-14) 12.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240809/202408092301.M51NPXgL-lkp@i...)
If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot lkp@intel.com | Closes: https://lore.kernel.org/oe-kbuild-all/202408092301.M51NPXgL-lkp@intel.com/
All errors (new ones prefixed by >>, old ones prefixed by <<):
WARNING: modpost: missing MODULE_DESCRIPTION() in kernel/locking/test-ww_mutex.o WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/usb/serial/usb_debug.o
ERROR: modpost: "iommu_dma_prepare_msi" [drivers/iommu/iommufd/iommufd.ko] undefined!