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-bigsur_defconfig (attached as .config) compiler: mips64-linux-gcc (GCC) 9.3.0 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 # 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=gcc-9.3.0 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 >>): In file included from include/linux/kernel.h:16, from include/linux/list.h:9, from include/linux/wait.h:7, from include/linux/wait_bit.h:8, from include/linux/fs.h:6, from init/initramfs.c:3: init/initramfs.c: In function 'populate_rootfs': 672 | (unsigned int)__initramfs_start, | ^ include/linux/printk.h:373:34: note: in definition of macro 'pr_info' 373 | printk(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__) | ^~~~~~~~~~~ init/initramfs.c:675:2: warning: ISO C90 forbids mixed declarations and code [-Wdeclaration-after-statement] 675 | char *err = unpack_to_rootfs(__initramfs_start, __initramfs_size); | ^~~~ vim +672 init/initramfs.c 667 668 static int __init populate_rootfs(void) 669 { 670 pr_info("%s enter __initramfs_start = %08x, __initramfs_size = %08x\n", 671 __func__, --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org