Hi Nikita, kernel test robot noticed the following build errors:
[auto build test ERROR on a6ad54137af92535cfe32e19e5f3bc1bb7dbd383] url: https://github.com/intel-lab-lkp/linux/commits/Kalyazin-Nikita/KVM-guest_memfd-add-generic-population-via-write/20250828-233437 base: a6ad54137af92535cfe32e19e5f3bc1bb7dbd383 patch link: https://lore.kernel.org/r/20250828153049.3922-2-kalyazin%40amazon.com patch subject: [PATCH v4 1/2] KVM: guest_memfd: add generic population via write config: x86_64-randconfig-001-20250830 (https://download.01.org/0day-ci/archive/20250831/202508310252.e5ufh1hx-...@intel.com/config) compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250831/202508310252.e5ufh1hx-...@intel.com/reproduce) 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 <l...@intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202508310252.e5ufh1hx-...@intel.com/ All errors (new ones prefixed by >>, old ones prefixed by <<): >> ERROR: modpost: "filemap_remove_folio" [arch/x86/kvm/kvm.ko] undefined! -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki
