tree: https://git.kernel.org/pub/scm/linux/kernel/git/jaegeuk/f2fs-stable.git linux-4.19.y head: 551162c9bf51fda41d2d5ff5e2c5f70a5800cd5f commit: c3d777c7b0765179adb5d1fdfb3e22042a6ec6e8 [342/596] f2fs: fix to handle quota_{on,off} correctly config: x86_64-rhel (attached as .config) compiler: gcc-9 (Debian 9.3.0-13) 9.3.0 reproduce (this is a W=1 build): git checkout c3d777c7b0765179adb5d1fdfb3e22042a6ec6e8 # save the attached .config to linux build tree make W=1 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 >>, old ones prefixed by <<): In file included from fs/f2fs/super.c:27: fs/f2fs/f2fs.h: In function 'blkaddr_in_node': fs/f2fs/f2fs.h:2269:30: warning: taking address of packed member of 'struct f2fs_inode' may result in an unaligned pointer value [-Waddress-of-packed-member] 2269 | return RAW_IS_INODE(node) ? node->i.i_addr : node->dn.addr; | ^~~~ fs/f2fs/f2fs.h:2269:47: warning: taking address of packed member of 'struct direct_node' may result in an unaligned pointer value [-Waddress-of-packed-member] 2269 | return RAW_IS_INODE(node) ? node->i.i_addr : node->dn.addr; | ^~~~ In file included from fs/f2fs/super.c:8: fs/f2fs/super.c: At top level: include/linux/module.h:133:6: warning: 'init_module' specifies less restrictive attribute than its target 'init_f2fs_fs': 'cold' [-Wmissing-attributes] 133 | int init_module(void) __attribute__((alias(#initfn))); | ^~~~~~~~~~~ fs/f2fs/super.c:3697:1: note: in expansion of macro 'module_init' 3697 | module_init(init_f2fs_fs) | ^~~~~~~~~~~ fs/f2fs/super.c:3619:19: note: 'init_module' target declared here 3619 | static int __init init_f2fs_fs(void) | ^~~~~~~~~~~~ In file included from fs/f2fs/super.c:8: include/linux/module.h:139:7: warning: 'cleanup_module' specifies less restrictive attribute than its target 'exit_f2fs_fs': 'cold' [-Wmissing-attributes] 139 | void cleanup_module(void) __attribute__((alias(#exitfn))); | ^~~~~~~~~~~~~~ fs/f2fs/super.c:3698:1: note: in expansion of macro 'module_exit' 3698 | module_exit(exit_f2fs_fs) | ^~~~~~~~~~~ fs/f2fs/super.c:3682:20: note: 'cleanup_module' target declared here 3682 | static void __exit exit_f2fs_fs(void) | ^~~~~~~~~~~~ fs/f2fs/super.o: warning: objtool: f2fs_set_qf_name()+0x3f: sibling call from callable instruction with modified stack frame fs/f2fs/super.o: warning: objtool: f2fs_clear_qf_name()+0x27: sibling call from callable instruction with modified stack frame fs/f2fs/super.o: warning: objtool: parse_options()+0x809: sibling call from callable instruction with modified stack frame fs/f2fs/super.o: warning: objtool: f2fs_scan_devices()+0x1d1: sibling call from callable instruction with modified stack frame fs/f2fs/super.o: warning: objtool: f2fs_disable_checkpoint()+0x31: sibling call from callable instruction with modified stack frame fs/f2fs/super.o: warning: objtool: f2fs_enable_quotas()+0x61: sibling call from callable instruction with modified stack frame fs/f2fs/super.o: warning: objtool: f2fs_enable_quota_files()+0x50: sibling call from callable instruction with modified stack frame fs/f2fs/super.o: warning: objtool: f2fs_sanity_check_ckpt()+0x4b: sibling call from callable instruction with modified stack frame fs/f2fs/super.o: warning: objtool: f2fs_fill_super()+0x81: sibling call from callable instruction with modified stack frame fs/f2fs/super.o: warning: objtool: f2fs_remount()+0x205: sibling call from callable instruction with modified stack frame --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org