tree: https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-nomadik.git ux500-href-dts-fixups head: 3f62443c165ea1c988d9b0855292785a28906698 commit: 3f62443c165ea1c988d9b0855292785a28906698 [30/30] hacks config: mips-randconfig-r024-20210418 (attached as .config) compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project f549176ad976caa3e19edd036df9a7e12770af7c) reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # install mips cross compiling tool for clang build # apt-get install binutils-mips-linux-gnu # https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-nomadik.git/... git remote add nomadik https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-nomadik.git git fetch --no-tags nomadik ux500-href-dts-fixups git checkout 3f62443c165ea1c988d9b0855292785a28906698 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 ARCH=mips 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 >>): char *err = unpack_to_rootfs(__initramfs_start, __initramfs_size); ^ 1 warning generated. vim +675 init/initramfs.c 7c184ecd262fe6 Christoph Hellwig 2019-05-13 667 9a9e0d685553af Linus Torvalds 2008-03-15 668 static int __init populate_rootfs(void) ^1da177e4c3f41 Linus Torvalds 2005-04-16 669 { 3f62443c165ea1 Linus Walleij 2021-04-16 670 pr_info("%s enter __initramfs_start = %08x, __initramfs_size = %08x\n", 3f62443c165ea1 Linus Walleij 2021-04-16 671 __func__, 3f62443c165ea1 Linus Walleij 2021-04-16 672 (unsigned int)__initramfs_start, 3f62443c165ea1 Linus Walleij 2021-04-16 673 (unsigned int)__initramfs_size); 17a9be31747535 Stafford Horne 2017-05-04 674 /* Load the built in initramfs */ ffe8018c342489 Hendrik Brueckner 2010-09-17 @675 char *err = unpack_to_rootfs(__initramfs_start, __initramfs_size); :::::: The code at line 675 was first introduced by commit :::::: ffe8018c3424892c9590048fc36caa6c3e0c8a76 initramfs: fix initramfs size calculation :::::: TO: Hendrik Brueckner <brueckner(a)linux.vnet.ibm.com&gt; :::::: CC: Michal Marek <mmarek(a)suse.cz&gt; --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org