[kbuild-all] [linux-next:master 1564/1734] drivers/video/fbdev/sstfb.c:337:9: sparse: sparse: incorrect type in argument 1 (different address spaces)

tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master head: d25ee88530253138d0b20d43511ca5acbda4e9f7 commit: 6f6f253efa1346fb0b7206c0361428aadbb22e08 [1564/1734] fortify: Detect struct member overflows in memset() at compile-time config: s390-randconfig-s031-20220124 (https://download.01.org/0day-ci/archive/20220126/202201260223.8zuM2m4N-lk...) compiler: s390-linux-gcc (GCC) 11.2.0 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-dirty # 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 6f6f253efa1346fb0b7206c0361428aadbb22e08 # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=s390 SHELL=/bin/bash drivers/mtd/nand/raw/ drivers/video/fbdev/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; sparse warnings: (new ones prefixed by >>) drivers/video/fbdev/sstfb.c:337:9: sparse: expected void const * drivers/video/fbdev/sstfb.c:337:9: sparse: got char [noderef] __iomem *screen_base drivers/video/fbdev/sstfb.c:337:9: sparse: expected void const * drivers/video/fbdev/sstfb.c:337:9: sparse: got char [noderef] __iomem *screen_base drivers/video/fbdev/sstfb.c:337:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void * @@ got char [noderef] __iomem *screen_base @@ drivers/video/fbdev/sstfb.c:337:9: sparse: expected void * drivers/video/fbdev/sstfb.c:337:9: sparse: got char [noderef] __iomem *screen_base -- drivers/video/fbdev/i740fb.c:743:9: sparse: expected void const * drivers/video/fbdev/i740fb.c:743:9: sparse: got char [noderef] __iomem *screen_base drivers/video/fbdev/i740fb.c:743:9: sparse: expected void const * drivers/video/fbdev/i740fb.c:743:9: sparse: got char [noderef] __iomem *screen_base drivers/video/fbdev/i740fb.c:743:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void * @@ got char [noderef] __iomem *screen_base @@ drivers/video/fbdev/i740fb.c:743:9: sparse: expected void * drivers/video/fbdev/i740fb.c:743:9: sparse: got char [noderef] __iomem *screen_base -- drivers/video/fbdev/tdfxfb.c:1118:17: sparse: expected void const * drivers/video/fbdev/tdfxfb.c:1118:17: sparse: got unsigned char [noderef] [usertype] __iomem *cursorbase drivers/video/fbdev/tdfxfb.c:1118:17: sparse: expected void const * drivers/video/fbdev/tdfxfb.c:1118:17: sparse: got unsigned char [noderef] [usertype] __iomem *cursorbase drivers/video/fbdev/tdfxfb.c:1118:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void * @@ got unsigned char [noderef] [usertype] __iomem *cursorbase @@ drivers/video/fbdev/tdfxfb.c:1118:17: sparse: expected void * drivers/video/fbdev/tdfxfb.c:1118:17: sparse: got unsigned char [noderef] [usertype] __iomem *cursorbase drivers/video/fbdev/tdfxfb.c:1129:33: sparse: sparse: cast removes address space '__iomem' of expression drivers/video/fbdev/tdfxfb.c:1132:33: sparse: sparse: cast removes address space '__iomem' of expression -- drivers/mtd/nand/raw/hisi504_nand.c:362:26: sparse: sparse: cast removes address space '__iomem' of expression drivers/mtd/nand/raw/hisi504_nand.c:367:26: sparse: sparse: cast removes address space '__iomem' of expression drivers/mtd/nand/raw/hisi504_nand.c:465:17: sparse: expected void const * drivers/mtd/nand/raw/hisi504_nand.c:465:17: sparse: got void [noderef] __iomem *mmio drivers/mtd/nand/raw/hisi504_nand.c:465:17: sparse: expected void const * drivers/mtd/nand/raw/hisi504_nand.c:465:17: sparse: got void [noderef] __iomem *mmio drivers/mtd/nand/raw/hisi504_nand.c:465:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void * @@ got void [noderef] __iomem *mmio @@ drivers/mtd/nand/raw/hisi504_nand.c:465:17: sparse: expected void * drivers/mtd/nand/raw/hisi504_nand.c:465:17: sparse: got void [noderef] __iomem *mmio drivers/mtd/nand/raw/hisi504_nand.c:477:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const * @@ got void [noderef] __iomem *mmio @@ drivers/mtd/nand/raw/hisi504_nand.c:477:17: sparse: expected void const * drivers/mtd/nand/raw/hisi504_nand.c:477:17: sparse: got void [noderef] __iomem *mmio drivers/mtd/nand/raw/hisi504_nand.c:477:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const * @@ got void [noderef] __iomem *mmio @@ drivers/mtd/nand/raw/hisi504_nand.c:477:17: sparse: expected void const * drivers/mtd/nand/raw/hisi504_nand.c:477:17: sparse: got void [noderef] __iomem *mmio drivers/mtd/nand/raw/hisi504_nand.c:477:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void * @@ got void [noderef] __iomem *mmio @@ drivers/mtd/nand/raw/hisi504_nand.c:477:17: sparse: expected void * drivers/mtd/nand/raw/hisi504_nand.c:477:17: sparse: got void [noderef] __iomem *mmio drivers/mtd/nand/raw/hisi504_nand.c:603:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const * @@ got void [noderef] __iomem *mmio @@ drivers/mtd/nand/raw/hisi504_nand.c:603:9: sparse: expected void const * drivers/mtd/nand/raw/hisi504_nand.c:603:9: sparse: got void [noderef] __iomem *mmio drivers/mtd/nand/raw/hisi504_nand.c:603:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const * @@ got void [noderef] __iomem *mmio @@ drivers/mtd/nand/raw/hisi504_nand.c:603:9: sparse: expected void const * drivers/mtd/nand/raw/hisi504_nand.c:603:9: sparse: got void [noderef] __iomem *mmio drivers/mtd/nand/raw/hisi504_nand.c:603:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void * @@ got void [noderef] __iomem *mmio @@ drivers/mtd/nand/raw/hisi504_nand.c:603:9: sparse: expected void * drivers/mtd/nand/raw/hisi504_nand.c:603:9: sparse: got void [noderef] __iomem *mmio -- drivers/video/fbdev/aty/mach64_cursor.c:156:13: sparse: expected void const * drivers/video/fbdev/aty/mach64_cursor.c:156:13: sparse: got unsigned char [noderef] [usertype] __iomem *dst drivers/video/fbdev/aty/mach64_cursor.c:156:13: sparse: expected void const * drivers/video/fbdev/aty/mach64_cursor.c:156:13: sparse: got unsigned char [noderef] [usertype] __iomem *dst drivers/video/fbdev/aty/mach64_cursor.c:156:13: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void * @@ got unsigned char [noderef] [usertype] __iomem *dst @@ drivers/video/fbdev/aty/mach64_cursor.c:156:13: sparse: expected void * drivers/video/fbdev/aty/mach64_cursor.c:156:13: sparse: got unsigned char [noderef] [usertype] __iomem *dst drivers/video/fbdev/aty/mach64_cursor.c:187:25: sparse: sparse: cast removes address space '__iomem' of expression drivers/video/fbdev/aty/mach64_cursor.c:188:25: sparse: sparse: cast removes address space '__iomem' of expression drivers/video/fbdev/aty/mach64_cursor.c:209:30: sparse: sparse: cast removes address space '__iomem' of expression -- drivers/video/fbdev/kyro/fbdev.c:733:9: sparse: expected void const * drivers/video/fbdev/kyro/fbdev.c:733:9: sparse: got char [noderef] __iomem *screen_base drivers/video/fbdev/kyro/fbdev.c:733:9: sparse: expected void const * drivers/video/fbdev/kyro/fbdev.c:733:9: sparse: got char [noderef] __iomem *screen_base drivers/video/fbdev/kyro/fbdev.c:733:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void * @@ got char [noderef] __iomem *screen_base @@ drivers/video/fbdev/kyro/fbdev.c:733:9: sparse: expected void * drivers/video/fbdev/kyro/fbdev.c:733:9: sparse: got char [noderef] __iomem *screen_base vim +337 drivers/video/fbdev/sstfb.c ^1da177e4c3f415 drivers/video/sstfb.c Linus Torvalds 2005-04-16 330 ^1da177e4c3f415 drivers/video/sstfb.c Linus Torvalds 2005-04-16 331 /* ^1da177e4c3f415 drivers/video/sstfb.c Linus Torvalds 2005-04-16 332 * clear lfb screen ^1da177e4c3f415 drivers/video/sstfb.c Linus Torvalds 2005-04-16 333 */ ^1da177e4c3f415 drivers/video/sstfb.c Linus Torvalds 2005-04-16 334 static void sstfb_clear_screen(struct fb_info *info) ^1da177e4c3f415 drivers/video/sstfb.c Linus Torvalds 2005-04-16 335 { ^1da177e4c3f415 drivers/video/sstfb.c Linus Torvalds 2005-04-16 336 /* clear screen */ ^1da177e4c3f415 drivers/video/sstfb.c Linus Torvalds 2005-04-16 @337 fb_memset(info->screen_base, 0, info->fix.smem_len); ^1da177e4c3f415 drivers/video/sstfb.c Linus Torvalds 2005-04-16 338 } ^1da177e4c3f415 drivers/video/sstfb.c Linus Torvalds 2005-04-16 339 :::::: The code at line 337 was first introduced by commit :::::: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 Linux-2.6.12-rc2 :::::: TO: Linus Torvalds <torvalds(a)ppc970.osdl.org&gt; :::::: CC: Linus Torvalds <torvalds(a)ppc970.osdl.org&gt; --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org