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8745164cafc7 with local (Exim 4.96) (envelope-from ) id 1oN7qb-0002cJ-2t; Sun, 14 Aug 2022 07:15:45 +0000 Date: Sun, 14 Aug 2022 15:15:19 +0800 From: kernel test robot To: Kees Cook Cc: kbuild-all@lists.01.org, linux-kernel@vger.kernel.org Subject: arch/arm/mach-imx/pm-imx5.c:360:36: sparse: sparse: incorrect type in argument 1 (different address spaces) Message-ID: <202208141502.qg2ciW6Z-lkp@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: aea23e7c464bfdec04b52cf61edb62030e9e0d0a commit: f68f2ff91512c199ec24883001245912afc17873 fortify: Detect struct member overflows in memcpy() at compile-time date: 6 months ago config: arm-randconfig-s031-20220810 (https://download.01.org/0day-ci/archive/20220814/202208141502.qg2ciW6Z-lkp@intel.com/config) compiler: arm-linux-gnueabi-gcc (GCC) 12.1.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # apt-get install sparse # sparse version: v0.6.4-39-gce1a6720-dirty # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=f68f2ff91512c199ec24883001245912afc17873 git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout f68f2ff91512c199ec24883001245912afc17873 # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=arm SHELL=/bin/bash If you fix the issue, kindly add following tag where applicable Reported-by: kernel test robot sparse warnings: (new ones prefixed by >>) arch/arm/mach-imx/pm-imx5.c:244:17: sparse: sparse: restricted suspend_state_t degrades to integer arch/arm/mach-imx/pm-imx5.c:244:25: sparse: sparse: restricted suspend_state_t degrades to integer arch/arm/mach-imx/pm-imx5.c:244:42: sparse: sparse: restricted suspend_state_t degrades to integer arch/arm/mach-imx/pm-imx5.c:244:51: sparse: sparse: restricted suspend_state_t degrades to integer arch/arm/mach-imx/pm-imx5.c:342:22: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct imx5_cpu_suspend_info *suspend_info @@ got void [noderef] __iomem *static [addressable] [toplevel] suspend_ocram_base @@ arch/arm/mach-imx/pm-imx5.c:342:22: sparse: expected struct imx5_cpu_suspend_info *suspend_info arch/arm/mach-imx/pm-imx5.c:342:22: sparse: got void [noderef] __iomem *static [addressable] [toplevel] suspend_ocram_base >> arch/arm/mach-imx/pm-imx5.c:360:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const * @@ got void [noderef] __iomem * @@ arch/arm/mach-imx/pm-imx5.c:360:36: sparse: expected void const * arch/arm/mach-imx/pm-imx5.c:360:36: sparse: got void [noderef] __iomem * >> arch/arm/mach-imx/pm-imx5.c:360:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const * @@ got void [noderef] __iomem * @@ arch/arm/mach-imx/pm-imx5.c:360:36: sparse: expected void const * arch/arm/mach-imx/pm-imx5.c:360:36: sparse: got void [noderef] __iomem * arch/arm/mach-imx/pm-imx5.c:360:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void * @@ got void [noderef] __iomem * @@ arch/arm/mach-imx/pm-imx5.c:360:36: sparse: expected void * arch/arm/mach-imx/pm-imx5.c:360:36: sparse: got void [noderef] __iomem * -- arch/arm/mach-imx/pm-imx6.c:373:24: sparse: sparse: cast removes address space '__iomem' of expression arch/arm/mach-imx/pm-imx6.c:513:16: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *p @@ got void [noderef] __iomem *static [assigned] [toplevel] suspend_ocram_base @@ arch/arm/mach-imx/pm-imx6.c:513:16: sparse: expected void *p arch/arm/mach-imx/pm-imx6.c:513:16: sparse: got void [noderef] __iomem *static [assigned] [toplevel] suspend_ocram_base arch/arm/mach-imx/pm-imx6.c:514:17: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct imx6_cpu_pm_info *pm_info @@ got void [noderef] __iomem *static [assigned] [toplevel] suspend_ocram_base @@ arch/arm/mach-imx/pm-imx6.c:514:17: sparse: expected struct imx6_cpu_pm_info *pm_info arch/arm/mach-imx/pm-imx6.c:514:17: sparse: got void [noderef] __iomem *static [assigned] [toplevel] suspend_ocram_base >> arch/arm/mach-imx/pm-imx6.c:570:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const * @@ got void [noderef] __iomem * @@ arch/arm/mach-imx/pm-imx6.c:570:36: sparse: expected void const * arch/arm/mach-imx/pm-imx6.c:570:36: sparse: got void [noderef] __iomem * >> arch/arm/mach-imx/pm-imx6.c:570:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const * @@ got void [noderef] __iomem * @@ arch/arm/mach-imx/pm-imx6.c:570:36: sparse: expected void const * arch/arm/mach-imx/pm-imx6.c:570:36: sparse: got void [noderef] __iomem * arch/arm/mach-imx/pm-imx6.c:570:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void * @@ got void [noderef] __iomem * @@ arch/arm/mach-imx/pm-imx6.c:570:36: sparse: expected void * arch/arm/mach-imx/pm-imx6.c:570:36: sparse: got void [noderef] __iomem * vim +360 arch/arm/mach-imx/pm-imx5.c 1579c7b9fe0105 Martin Fuzzey 2015-05-12 322 1579c7b9fe0105 Martin Fuzzey 2015-05-12 323 static int __init imx5_suspend_init(const struct imx5_pm_data *soc_data) 1579c7b9fe0105 Martin Fuzzey 2015-05-12 324 { 1579c7b9fe0105 Martin Fuzzey 2015-05-12 325 struct imx5_cpu_suspend_info *suspend_info; 1579c7b9fe0105 Martin Fuzzey 2015-05-12 326 int ret; 1579c7b9fe0105 Martin Fuzzey 2015-05-12 327 /* Need this to avoid compile error due to const typeof in fncpy.h */ 1579c7b9fe0105 Martin Fuzzey 2015-05-12 328 void (*suspend_asm)(void __iomem *) = soc_data->suspend_asm; 1579c7b9fe0105 Martin Fuzzey 2015-05-12 329 1579c7b9fe0105 Martin Fuzzey 2015-05-12 330 if (!suspend_asm) 1579c7b9fe0105 Martin Fuzzey 2015-05-12 331 return 0; 1579c7b9fe0105 Martin Fuzzey 2015-05-12 332 1579c7b9fe0105 Martin Fuzzey 2015-05-12 333 if (!soc_data->suspend_asm_sz || !*soc_data->suspend_asm_sz) 1579c7b9fe0105 Martin Fuzzey 2015-05-12 334 return -EINVAL; 1579c7b9fe0105 Martin Fuzzey 2015-05-12 335 1579c7b9fe0105 Martin Fuzzey 2015-05-12 336 ret = imx_suspend_alloc_ocram( 1579c7b9fe0105 Martin Fuzzey 2015-05-12 337 *soc_data->suspend_asm_sz + sizeof(*suspend_info), 1579c7b9fe0105 Martin Fuzzey 2015-05-12 338 &suspend_ocram_base, NULL); 1579c7b9fe0105 Martin Fuzzey 2015-05-12 339 if (ret) 1579c7b9fe0105 Martin Fuzzey 2015-05-12 340 return ret; 1579c7b9fe0105 Martin Fuzzey 2015-05-12 341 1579c7b9fe0105 Martin Fuzzey 2015-05-12 342 suspend_info = suspend_ocram_base; 1579c7b9fe0105 Martin Fuzzey 2015-05-12 343 1579c7b9fe0105 Martin Fuzzey 2015-05-12 344 suspend_info->io_count = soc_data->suspend_io_count; 1579c7b9fe0105 Martin Fuzzey 2015-05-12 345 memcpy(suspend_info->io_state, soc_data->suspend_io_config, 1579c7b9fe0105 Martin Fuzzey 2015-05-12 346 sizeof(*suspend_info->io_state) * soc_data->suspend_io_count); 1579c7b9fe0105 Martin Fuzzey 2015-05-12 347 1579c7b9fe0105 Martin Fuzzey 2015-05-12 348 suspend_info->m4if_base = ioremap(soc_data->m4if_addr, SZ_16K); 1579c7b9fe0105 Martin Fuzzey 2015-05-12 349 if (!suspend_info->m4if_base) { 1579c7b9fe0105 Martin Fuzzey 2015-05-12 350 ret = -ENOMEM; 1579c7b9fe0105 Martin Fuzzey 2015-05-12 351 goto failed_map_m4if; 1579c7b9fe0105 Martin Fuzzey 2015-05-12 352 } 1579c7b9fe0105 Martin Fuzzey 2015-05-12 353 1579c7b9fe0105 Martin Fuzzey 2015-05-12 354 suspend_info->iomuxc_base = ioremap(soc_data->iomuxc_addr, SZ_16K); 1579c7b9fe0105 Martin Fuzzey 2015-05-12 355 if (!suspend_info->iomuxc_base) { 1579c7b9fe0105 Martin Fuzzey 2015-05-12 356 ret = -ENOMEM; 1579c7b9fe0105 Martin Fuzzey 2015-05-12 357 goto failed_map_iomuxc; 1579c7b9fe0105 Martin Fuzzey 2015-05-12 358 } 1579c7b9fe0105 Martin Fuzzey 2015-05-12 359 1579c7b9fe0105 Martin Fuzzey 2015-05-12 @360 imx5_suspend_in_ocram_fn = fncpy( 1579c7b9fe0105 Martin Fuzzey 2015-05-12 361 suspend_ocram_base + sizeof(*suspend_info), 1579c7b9fe0105 Martin Fuzzey 2015-05-12 362 suspend_asm, 1579c7b9fe0105 Martin Fuzzey 2015-05-12 363 *soc_data->suspend_asm_sz); 1579c7b9fe0105 Martin Fuzzey 2015-05-12 364 1579c7b9fe0105 Martin Fuzzey 2015-05-12 365 return 0; 1579c7b9fe0105 Martin Fuzzey 2015-05-12 366 1579c7b9fe0105 Martin Fuzzey 2015-05-12 367 failed_map_iomuxc: 1579c7b9fe0105 Martin Fuzzey 2015-05-12 368 iounmap(suspend_info->m4if_base); 1579c7b9fe0105 Martin Fuzzey 2015-05-12 369 1579c7b9fe0105 Martin Fuzzey 2015-05-12 370 failed_map_m4if: 1579c7b9fe0105 Martin Fuzzey 2015-05-12 371 return ret; 1579c7b9fe0105 Martin Fuzzey 2015-05-12 372 } 1579c7b9fe0105 Martin Fuzzey 2015-05-12 373 :::::: The code at line 360 was first introduced by commit :::::: 1579c7b9fe0105a523440ec13b0c59da53c880e3 ARM: imx53: Set DDR pins to high impedance when in suspend to RAM. :::::: TO: Martin Fuzzey :::::: CC: Shawn Guo -- 0-DAY CI Kernel Test Service https://01.org/lkp