* [linux-next:master 1562/1734] drivers/video/fbdev/cirrusfb.c:1852:17: sparse: sparse: incorrect type in argument 1 (different address spaces)
@ 2022-01-25 15:34 kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2022-01-25 15:34 UTC (permalink / raw)
To: Kees Cook; +Cc: kbuild-all, Linux Memory Management List
tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head: d25ee88530253138d0b20d43511ca5acbda4e9f7
commit: 602670289b69b2fded3a0b2240c4877e3a015ac6 [1562/1734] fortify: Detect struct member overflows in memcpy() at compile-time
config: s390-randconfig-s031-20220124 (https://download.01.org/0day-ci/archive/20220125/202201252343.zmRvopf3-lkp@intel.com/config)
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/commit/?id=602670289b69b2fded3a0b2240c4877e3a015ac6
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 602670289b69b2fded3a0b2240c4877e3a015ac6
# 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/pci/endpoint/functions/ drivers/video/fbdev/
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
sparse warnings: (new ones prefixed by >>)
drivers/video/fbdev/cirrusfb.c:866:30: sparse: sparse: cast removes address space '__iomem' of expression
drivers/video/fbdev/cirrusfb.c:867:38: sparse: sparse: cast removes address space '__iomem' of expression
drivers/video/fbdev/cirrusfb.c:871:40: sparse: sparse: cast removes address space '__iomem' of expression
drivers/video/fbdev/cirrusfb.c:873:25: sparse: sparse: cast removes address space '__iomem' of expression
drivers/video/fbdev/cirrusfb.c:876:17: sparse: sparse: cast removes address space '__iomem' of expression
drivers/video/fbdev/cirrusfb.c:877:17: sparse: sparse: cast removes address space '__iomem' of expression
drivers/video/fbdev/cirrusfb.c:878:27: sparse: sparse: cast removes address space '__iomem' of expression
drivers/video/fbdev/cirrusfb.c:879:29: sparse: sparse: cast removes address space '__iomem' of expression
drivers/video/fbdev/cirrusfb.c:1245:17: sparse: sparse: cast removes address space '__iomem' of expression
drivers/video/fbdev/cirrusfb.c:1246:17: sparse: sparse: cast removes address space '__iomem' of expression
drivers/video/fbdev/cirrusfb.c:1247:17: sparse: sparse: cast removes address space '__iomem' of expression
>> drivers/video/fbdev/cirrusfb.c:1852:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const * @@ got char [noderef] __iomem *screen_base @@
drivers/video/fbdev/cirrusfb.c:1852:17: sparse: expected void const *
drivers/video/fbdev/cirrusfb.c:1852:17: sparse: got char [noderef] __iomem *screen_base
>> drivers/video/fbdev/cirrusfb.c:1852:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const * @@ got char [noderef] __iomem *screen_base @@
drivers/video/fbdev/cirrusfb.c:1852:17: sparse: expected void const *
drivers/video/fbdev/cirrusfb.c:1852:17: sparse: got char [noderef] __iomem *screen_base
drivers/video/fbdev/cirrusfb.c:1852:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void * @@ got char [noderef] __iomem *screen_base @@
drivers/video/fbdev/cirrusfb.c:1852:17: sparse: expected void *
drivers/video/fbdev/cirrusfb.c:1852:17: sparse: got char [noderef] __iomem *screen_base
--
>> drivers/pci/endpoint/functions/pci-epf-test.c:288:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const * @@ got void [noderef] __iomem *[assigned] dst_addr @@
drivers/pci/endpoint/functions/pci-epf-test.c:288:17: sparse: expected void const *
drivers/pci/endpoint/functions/pci-epf-test.c:288:17: sparse: got void [noderef] __iomem *[assigned] dst_addr
drivers/pci/endpoint/functions/pci-epf-test.c:288:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const * @@ got void [noderef] __iomem *[assigned] src_addr @@
drivers/pci/endpoint/functions/pci-epf-test.c:288:17: sparse: expected void const *
drivers/pci/endpoint/functions/pci-epf-test.c:288:17: sparse: got void [noderef] __iomem *[assigned] src_addr
>> drivers/pci/endpoint/functions/pci-epf-test.c:288:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const * @@ got void [noderef] __iomem *[assigned] dst_addr @@
drivers/pci/endpoint/functions/pci-epf-test.c:288:17: sparse: expected void const *
drivers/pci/endpoint/functions/pci-epf-test.c:288:17: sparse: got void [noderef] __iomem *[assigned] dst_addr
drivers/pci/endpoint/functions/pci-epf-test.c:288:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const * @@ got void [noderef] __iomem *[assigned] src_addr @@
drivers/pci/endpoint/functions/pci-epf-test.c:288:17: sparse: expected void const *
drivers/pci/endpoint/functions/pci-epf-test.c:288:17: sparse: got void [noderef] __iomem *[assigned] src_addr
drivers/pci/endpoint/functions/pci-epf-test.c:288:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void * @@ got void [noderef] __iomem *[assigned] dst_addr @@
drivers/pci/endpoint/functions/pci-epf-test.c:288:17: sparse: expected void *
drivers/pci/endpoint/functions/pci-epf-test.c:288:17: sparse: got void [noderef] __iomem *[assigned] dst_addr
drivers/pci/endpoint/functions/pci-epf-test.c:288:17: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const * @@ got void [noderef] __iomem *[assigned] src_addr @@
drivers/pci/endpoint/functions/pci-epf-test.c:288:17: sparse: expected void const *
drivers/pci/endpoint/functions/pci-epf-test.c:288:17: sparse: got void [noderef] __iomem *[assigned] src_addr
--
drivers/video/fbdev/core/fbmem.c:808:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const * @@ got unsigned char [noderef] [usertype] __iomem *[assigned] src @@
drivers/video/fbdev/core/fbmem.c:808:17: sparse: expected void const *
drivers/video/fbdev/core/fbmem.c:808:17: sparse: got unsigned char [noderef] [usertype] __iomem *[assigned] src
drivers/video/fbdev/core/fbmem.c:808:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const * @@ got unsigned char [noderef] [usertype] __iomem *[assigned] src @@
drivers/video/fbdev/core/fbmem.c:808:17: sparse: expected void const *
drivers/video/fbdev/core/fbmem.c:808:17: sparse: got unsigned char [noderef] [usertype] __iomem *[assigned] src
drivers/video/fbdev/core/fbmem.c:808:17: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const * @@ got unsigned char [noderef] [usertype] __iomem *[assigned] src @@
drivers/video/fbdev/core/fbmem.c:808:17: sparse: expected void const *
drivers/video/fbdev/core/fbmem.c:808:17: sparse: got unsigned char [noderef] [usertype] __iomem *[assigned] src
>> drivers/video/fbdev/core/fbmem.c:885:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const * @@ got unsigned char [noderef] [usertype] __iomem *[assigned] dst @@
drivers/video/fbdev/core/fbmem.c:885:17: sparse: expected void const *
drivers/video/fbdev/core/fbmem.c:885:17: sparse: got unsigned char [noderef] [usertype] __iomem *[assigned] dst
>> drivers/video/fbdev/core/fbmem.c:885:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const * @@ got unsigned char [noderef] [usertype] __iomem *[assigned] dst @@
drivers/video/fbdev/core/fbmem.c:885:17: sparse: expected void const *
drivers/video/fbdev/core/fbmem.c:885:17: sparse: got unsigned char [noderef] [usertype] __iomem *[assigned] dst
drivers/video/fbdev/core/fbmem.c:885:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void * @@ got unsigned char [noderef] [usertype] __iomem *[assigned] dst @@
drivers/video/fbdev/core/fbmem.c:885:17: sparse: expected void *
drivers/video/fbdev/core/fbmem.c:885:17: sparse: got unsigned char [noderef] [usertype] __iomem *[assigned] dst
vim +1852 drivers/video/fbdev/cirrusfb.c
^1da177e4c3f415 drivers/video/cirrusfb.c Linus Torvalds 2005-04-16 1809
8503df65976d0f8 drivers/video/cirrusfb.c Krzysztof Helt 2007-10-16 1810 static void cirrusfb_imageblit(struct fb_info *info,
8503df65976d0f8 drivers/video/cirrusfb.c Krzysztof Helt 2007-10-16 1811 const struct fb_image *image)
^1da177e4c3f415 drivers/video/cirrusfb.c Linus Torvalds 2005-04-16 1812 {
^1da177e4c3f415 drivers/video/cirrusfb.c Linus Torvalds 2005-04-16 1813 struct cirrusfb_info *cinfo = info->par;
7cade31cabec33c drivers/video/cirrusfb.c Krzysztof Helt 2009-03-31 1814 unsigned char op = (info->var.bits_per_pixel == 24) ? 0xc : 0x4;
^1da177e4c3f415 drivers/video/cirrusfb.c Linus Torvalds 2005-04-16 1815
9e8480625332071 drivers/video/cirrusfb.c Krzysztof Helt 2009-03-31 1816 if (info->state != FBINFO_STATE_RUNNING)
9e8480625332071 drivers/video/cirrusfb.c Krzysztof Helt 2009-03-31 1817 return;
df3aafd57d590d6 drivers/video/cirrusfb.c Krzysztof Helt 2009-03-31 1818 /* Alpine/SD64 does not work at 24bpp ??? */
df3aafd57d590d6 drivers/video/cirrusfb.c Krzysztof Helt 2009-03-31 1819 if (info->flags & FBINFO_HWACCEL_DISABLED || image->depth != 1)
df3aafd57d590d6 drivers/video/cirrusfb.c Krzysztof Helt 2009-03-31 1820 cfb_imageblit(info, image);
df3aafd57d590d6 drivers/video/cirrusfb.c Krzysztof Helt 2009-03-31 1821 else if ((cinfo->btype == BT_ALPINE || cinfo->btype == BT_SD64) &&
df3aafd57d590d6 drivers/video/cirrusfb.c Krzysztof Helt 2009-03-31 1822 op == 0xc)
^1da177e4c3f415 drivers/video/cirrusfb.c Linus Torvalds 2005-04-16 1823 cfb_imageblit(info, image);
9e8480625332071 drivers/video/cirrusfb.c Krzysztof Helt 2009-03-31 1824 else {
9e8480625332071 drivers/video/cirrusfb.c Krzysztof Helt 2009-03-31 1825 unsigned size = ((image->width + 7) >> 3) * image->height;
9e8480625332071 drivers/video/cirrusfb.c Krzysztof Helt 2009-03-31 1826 int m = info->var.bits_per_pixel;
9e8480625332071 drivers/video/cirrusfb.c Krzysztof Helt 2009-03-31 1827 u32 fg, bg;
9e8480625332071 drivers/video/cirrusfb.c Krzysztof Helt 2009-03-31 1828
9e8480625332071 drivers/video/cirrusfb.c Krzysztof Helt 2009-03-31 1829 if (info->var.bits_per_pixel == 8) {
9e8480625332071 drivers/video/cirrusfb.c Krzysztof Helt 2009-03-31 1830 fg = image->fg_color;
9e8480625332071 drivers/video/cirrusfb.c Krzysztof Helt 2009-03-31 1831 bg = image->bg_color;
9e8480625332071 drivers/video/cirrusfb.c Krzysztof Helt 2009-03-31 1832 } else {
9e8480625332071 drivers/video/cirrusfb.c Krzysztof Helt 2009-03-31 1833 fg = ((u32 *)(info->pseudo_palette))[image->fg_color];
9e8480625332071 drivers/video/cirrusfb.c Krzysztof Helt 2009-03-31 1834 bg = ((u32 *)(info->pseudo_palette))[image->bg_color];
9e8480625332071 drivers/video/cirrusfb.c Krzysztof Helt 2009-03-31 1835 }
7cade31cabec33c drivers/video/cirrusfb.c Krzysztof Helt 2009-03-31 1836 if (info->var.bits_per_pixel == 24) {
7cade31cabec33c drivers/video/cirrusfb.c Krzysztof Helt 2009-03-31 1837 /* clear background first */
7cade31cabec33c drivers/video/cirrusfb.c Krzysztof Helt 2009-03-31 1838 cirrusfb_RectFill(cinfo->regbase,
7cade31cabec33c drivers/video/cirrusfb.c Krzysztof Helt 2009-03-31 1839 info->var.bits_per_pixel,
7cade31cabec33c drivers/video/cirrusfb.c Krzysztof Helt 2009-03-31 1840 (image->dx * m) / 8, image->dy,
7cade31cabec33c drivers/video/cirrusfb.c Krzysztof Helt 2009-03-31 1841 (image->width * m) / 8,
7cade31cabec33c drivers/video/cirrusfb.c Krzysztof Helt 2009-03-31 1842 image->height,
7cade31cabec33c drivers/video/cirrusfb.c Krzysztof Helt 2009-03-31 1843 bg, bg,
7cade31cabec33c drivers/video/cirrusfb.c Krzysztof Helt 2009-03-31 1844 info->fix.line_length, 0x40);
7cade31cabec33c drivers/video/cirrusfb.c Krzysztof Helt 2009-03-31 1845 }
9e8480625332071 drivers/video/cirrusfb.c Krzysztof Helt 2009-03-31 1846 cirrusfb_RectFill(cinfo->regbase,
9e8480625332071 drivers/video/cirrusfb.c Krzysztof Helt 2009-03-31 1847 info->var.bits_per_pixel,
9e8480625332071 drivers/video/cirrusfb.c Krzysztof Helt 2009-03-31 1848 (image->dx * m) / 8, image->dy,
9e8480625332071 drivers/video/cirrusfb.c Krzysztof Helt 2009-03-31 1849 (image->width * m) / 8, image->height,
9e8480625332071 drivers/video/cirrusfb.c Krzysztof Helt 2009-03-31 1850 fg, bg,
7cade31cabec33c drivers/video/cirrusfb.c Krzysztof Helt 2009-03-31 1851 info->fix.line_length, op);
9e8480625332071 drivers/video/cirrusfb.c Krzysztof Helt 2009-03-31 @1852 memcpy(info->screen_base, image->data, size);
9e8480625332071 drivers/video/cirrusfb.c Krzysztof Helt 2009-03-31 1853 }
^1da177e4c3f415 drivers/video/cirrusfb.c Linus Torvalds 2005-04-16 1854 }
^1da177e4c3f415 drivers/video/cirrusfb.c Linus Torvalds 2005-04-16 1855
:::::: The code at line 1852 was first introduced by commit
:::::: 9e848062533207130667f6eaa748549367ccbedf cirrusfb: add imageblit function
:::::: TO: Krzysztof Helt <krzysztof.h1@wp.pl>
:::::: CC: Linus Torvalds <torvalds@linux-foundation.org>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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