tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master head: ff90dfd2579b2c7bc1f0baa0cb99c918c6c1ec64 commit: 33488dc4d61f3affb54ecb46feaf0865444eb56a [11617/11791] of: Add a common kexec FDT setup function config: s390-allyesconfig (attached as .config) compiler: s390-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/next/linux-next.git/commi... git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git git fetch --no-tags linux-next master git checkout 33488dc4d61f3affb54ecb46feaf0865444eb56a # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=s390 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): drivers/of/kexec.c: In function 'of_kexec_alloc_and_setup_fdt': 190 | image->arch.elf_load_addr, | ^~ drivers/of/kexec.c:191:10: error: 'const struct kimage' has no member named 'arch' 191 | image->arch.elf_headers_sz); | ^~ drivers/of/kexec.c:199:35: error: 'const struct kimage' has no member named 'arch' 199 | ret = fdt_add_mem_rsv(fdt, image->arch.elf_load_addr, | ^~ drivers/of/kexec.c:200:16: error: 'const struct kimage' has no member named 'arch' 200 | image->arch.elf_headers_sz); | ^~ vim +190 drivers/of/kexec.c 71 72 /* 73 * of_kexec_alloc_and_setup_fdt - Alloc and setup a new Flattened Device Tree 74 * 75 * @image: kexec image being loaded. 76 * @initrd_load_addr: Address where the next initrd will be loaded. 77 * @initrd_len: Size of the next initrd, or 0 if there will be none. 78 * @cmdline: Command line for the next kernel, or NULL if there will 79 * be none. 80 * @extra_fdt_size: Additional size for the new FDT buffer. 81 * 82 * Return: fdt on success, or NULL errno on error. 83 */ 84 void *of_kexec_alloc_and_setup_fdt(const struct kimage *image, 85 unsigned long initrd_load_addr, 86 unsigned long initrd_len, 87 const char *cmdline, size_t extra_fdt_size) 88 { 89 void *fdt; 90 int ret, chosen_node; 91 const void *prop; 92 size_t fdt_size; 93 94 fdt_size = fdt_totalsize(initial_boot_params) + 95 (cmdline ? strlen(cmdline) : 0) + 96 FDT_EXTRA_SPACE + 97 extra_fdt_size; 98 fdt = kvmalloc(fdt_size, GFP_KERNEL); 99 if (!fdt) 100 return NULL; 101 102 ret = fdt_open_into(initial_boot_params, fdt, fdt_size); 103 if (ret < 0) { 104 pr_err("Error %d setting up the new device tree.\n", ret); 105 goto out; 106 } 107 108 /* Remove memory reservation for the current device tree. */ 109 ret = fdt_find_and_del_mem_rsv(fdt, __pa(initial_boot_params), 110 fdt_totalsize(initial_boot_params)); 111 if (ret == -EINVAL) { 112 pr_err("Error removing memory reservation.\n"); 113 goto out; 114 } 115 116 chosen_node = fdt_path_offset(fdt, "/chosen"); 117 if (chosen_node == -FDT_ERR_NOTFOUND) 118 chosen_node = fdt_add_subnode(fdt, fdt_path_offset(fdt, "/"), 119 "chosen"); 120 if (chosen_node < 0) { 121 ret = chosen_node; 122 goto out; 123 } 124 125 ret = fdt_delprop(fdt, chosen_node, FDT_PROP_KEXEC_ELFHDR); 126 if (ret && ret != -FDT_ERR_NOTFOUND) 127 goto out; 128 ret = fdt_delprop(fdt, chosen_node, FDT_PROP_MEM_RANGE); 129 if (ret && ret != -FDT_ERR_NOTFOUND) 130 goto out; 131 132 /* Did we boot using an initrd? */ 133 prop = fdt_getprop(fdt, chosen_node, "linux,initrd-start", NULL); 134 if (prop) { 135 u64 tmp_start, tmp_end, tmp_size; 136 137 tmp_start = fdt64_to_cpu(*((const fdt64_t *) prop)); 138 139 prop = fdt_getprop(fdt, chosen_node, "linux,initrd-end", NULL); 140 if (!prop) { 141 ret = -EINVAL; 142 goto out; 143 } 144 145 tmp_end = fdt64_to_cpu(*((const fdt64_t *) prop)); 146 147 /* 148 * kexec reserves exact initrd size, while firmware may 149 * reserve a multiple of PAGE_SIZE, so check for both. 150 */ 151 tmp_size = tmp_end - tmp_start; 152 ret = fdt_find_and_del_mem_rsv(fdt, tmp_start, tmp_size); 153 if (ret == -ENOENT) 154 ret = fdt_find_and_del_mem_rsv(fdt, tmp_start, 155 round_up(tmp_size, PAGE_SIZE)); 156 if (ret == -EINVAL) 157 goto out; 158 } 159 160 /* add initrd-* */ 161 if (initrd_load_addr) { 162 ret = fdt_setprop_u64(fdt, chosen_node, FDT_PROP_INITRD_START, 163 initrd_load_addr); 164 if (ret) 165 goto out; 166 167 ret = fdt_setprop_u64(fdt, chosen_node, FDT_PROP_INITRD_END, 168 initrd_load_addr + initrd_len); 169 if (ret) 170 goto out; 171 172 ret = fdt_add_mem_rsv(fdt, initrd_load_addr, initrd_len); 173 if (ret) 174 goto out; 175 176 } else { 177 ret = fdt_delprop(fdt, chosen_node, FDT_PROP_INITRD_START); 178 if (ret && (ret != -FDT_ERR_NOTFOUND)) 179 goto out; 180 181 ret = fdt_delprop(fdt, chosen_node, FDT_PROP_INITRD_END); 182 if (ret && (ret != -FDT_ERR_NOTFOUND)) 183 goto out; 184 } 185 186 if (image->type == KEXEC_TYPE_CRASH) { 187 /* add linux,elfcorehdr */ 188 ret = fdt_appendprop_addrrange(fdt, 0, chosen_node, 189 FDT_PROP_KEXEC_ELFHDR, --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org