Hi Francis, [FYI, it's a private test report for your RFC patch.] [auto build test ERROR on linux/master] [also build test ERROR on linus/master jmorris-security/next-testing v5.16 next-20220120] [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] url: https://github.com/0day-ci/linux/commits/Francis-Laniel/Add-capabilities-... base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 1d1df41c5a33359a00e919d54eaebfb789711fdc config: x86_64-randconfig-a011 (https://download.01.org/0day-ci/archive/20220121/202201211107.0Qa4Y0bI-lk...) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 reproduce (this is a W=1 build): # https://github.com/0day-ci/linux/commit/48b37f6e79a73709d7bcf17ea19464073... git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Francis-Laniel/Add-capabilities-file-to-sysfs/20220121-020524 git checkout 48b37f6e79a73709d7bcf17ea19464073f5da9b6 # save the config file to linux build tree mkdir build_dir make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All error/warnings (new ones prefixed by >>): security/inode.c: In function 'securityfs_init': 362 | capabilities_dentry = securityfs("capabilities", 0444, NULL, NULL, | ^~~~~~~~~~ | security_bpf 362 | capabilities_dentry = securityfs("capabilities", 0444, NULL, NULL, | ^ cc1: some warnings being treated as errors vim +362 security/inode.c 344 345 static int __init securityfs_init(void) 346 { 347 int retval; 348 349 retval = sysfs_create_mount_point(kernel_kobj, "security"); 350 if (retval) 351 return retval; 352 353 retval = register_filesystem(&fs_type); 354 if (retval) { 355 sysfs_remove_mount_point(kernel_kobj, "security"); 356 return retval; 357 } 358 #ifdef CONFIG_SECURITY 359 lsm_dentry = securityfs_create_file("lsm", 0444, NULL, NULL, 360 &lsm_ops); 361 #endif --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org