tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   98790bbac4db1697212ce9462ec35ca09c4a2810
commit: 80591e61a0f7e88deaada69844e4a31280c4a38f kbuild: tell sparse about the $ARCH
date:   6 months ago
config: s390-randconfig-s002-20200524 (attached as .config)
compiler: s390-linux-gcc (GCC) 9.3.0
reproduce:
        # apt-get install sparse
        # sparse version: v0.6.1-240-gf0fe1cd9-dirty
        git checkout 80591e61a0f7e88deaada69844e4a31280c4a38f
        # save the attached .config to linux build tree
        make W=1 C=1 ARCH=s390 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__'

If you fix the issue, kindly add following tag as appropriate
Reported-by: kbuild test robot <lkp@intel.com>


sparse warnings: (new ones prefixed by >>)

>> drivers/video/fbdev/sstfb.c:337:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@    expected void *s @@    got char [noderef] <asvoid *s @@
>> drivers/video/fbdev/sstfb.c:337:9: sparse:    expected void *s
   drivers/video/fbdev/sstfb.c:337:9: sparse:    got char [noderef] <asn:2> *screen_base
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 1 (different base types) @@    expected unsigned int [usertype] val @@    got restrunsigned int [usertype] val @@
   include/asm-generic/io.h:225:22: sparse:    expected unsigned int [usertype] val
   include/asm-generic/io.h:225:22: sparse:    got restricted __le32 [usertype]
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 1 (different base types) @@    expected unsigned int [usertype] val @@    got restrunsigned int [usertype] val @@
   include/asm-generic/io.h:225:22: sparse:    expected unsigned int [usertype] val
   include/asm-generic/io.h:225:22: sparse:    got restricted __le32 [usertype]
   include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 1 (different base types) @@    expected unsigned int [usertype] val @@    got restrunsigned int [usertype] val @@
   include/asm-generic/io.h:225:22: sparse:    expected unsigned int [usertype] val
   include/asm-generic/io.h:225:22: sparse:    got restricted __le32 [usertype]
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 1 (different base types) @@    expected unsigned int [usertype] val @@    got restrunsigned int [usertype] val @@
   include/asm-generic/io.h:225:22: sparse:    expected unsigned int [usertype] val
   include/asm-generic/io.h:225:22: sparse:    got restricted __le32 [usertype]
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 1 (different base types) @@    expected unsigned int [usertype] val @@    got restrunsigned int [usertype] val @@
   include/asm-generic/io.h:225:22: sparse:    expected unsigned int [usertype] val
   include/asm-generic/io.h:225:22: sparse:    got restricted __le32 [usertype]
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 1 (different base types) @@    expected unsigned int [usertype] val @@    got restrunsigned int [usertype] val @@
   include/asm-generic/io.h:225:22: sparse:    expected unsigned int [usertype] val
   include/asm-generic/io.h:225:22: sparse:    got restricted __le32 [usertype]
   include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 1 (different base types) @@    expected unsigned int [usertype] val @@    got restrunsigned int [usertype] val @@
   include/asm-generic/io.h:225:22: sparse:    expected unsigned int [usertype] val
   include/asm-generic/io.h:225:22: sparse:    got restricted __le32 [usertype]
   include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 1 (different base types) @@    expected unsigned int [usertype] val @@    got restrunsigned int [usertype] val @@
   include/asm-generic/io.h:225:22: sparse:    expected unsigned int [usertype] val
   include/asm-generic/io.h:225:22: sparse:    got restricted __le32 [usertype]
   include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 1 (different base types) @@    expected unsigned int [usertype] val @@    got restrunsigned int [usertype] val @@
   include/asm-generic/io.h:225:22: sparse:    expected unsigned int [usertype] val
   include/asm-generic/io.h:225:22: sparse:    got restricted __le32 [usertype]
   include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 1 (different base types) @@    expected unsigned int [usertype] val @@    got restrunsigned int [usertype] val @@
   include/asm-generic/io.h:225:22: sparse:    expected unsigned int [usertype] val
   include/asm-generic/io.h:225:22: sparse:    got restricted __le32 [usertype]
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 1 (different base types) @@    expected unsigned int [usertype] val @@    got restrunsigned int [usertype] val @@
   include/asm-generic/io.h:225:22: sparse:    expected unsigned int [usertype] val
   include/asm-generic/io.h:225:22: sparse:    got restricted __le32 [usertype]
   include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 1 (different base types) @@    expected unsigned int [usertype] val @@    got restrunsigned int [usertype] val @@
   include/asm-generic/io.h:225:22: sparse:    expected unsigned int [usertype] val
   include/asm-generic/io.h:225:22: sparse:    got restricted __le32 [usertype]
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 1 (different base types) @@    expected unsigned int [usertype] val @@    got restrunsigned int [usertype] val @@
   include/asm-generic/io.h:225:22: sparse:    expected unsigned int [usertype] val
   include/asm-generic/io.h:225:22: sparse:    got restricted __le32 [usertype]
   include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 1 (different base types) @@    expected unsigned int [usertype] val @@    got restrunsigned int [usertype] val @@
   include/asm-generic/io.h:225:22: sparse:    expected unsigned int [usertype] val
   include/asm-generic/io.h:225:22: sparse:    got restricted __le32 [usertype]
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 1 (different base types) @@    expected unsigned int [usertype] val @@    got restrunsigned int [usertype] val @@
   include/asm-generic/io.h:225:22: sparse:    expected unsigned int [usertype] val
   include/asm-generic/io.h:225:22: sparse:    got restricted __le32 [usertype]
--
>> drivers/video/fbdev/aty/mach64_cursor.c:156:13: sparse: sparse: incorrect type in argument 1 (different address spaces) @@    expected void *s @@    got unsigned char [noderef] [usertype] <asvoid *s @@
>> drivers/video/fbdev/aty/mach64_cursor.c:156:13: sparse:    expected void *s
   drivers/video/fbdev/aty/mach64_cursor.c:156:13: sparse:    got unsigned char [noderef] [usertype] <asn:2> *dst
   drivers/video/fbdev/aty/mach64_cursor.c:187:25: sparse: sparse: cast removes address space '<asn:2>' of expression
   drivers/video/fbdev/aty/mach64_cursor.c:188:25: sparse: sparse: cast removes address space '<asn:2>' of expression
   drivers/video/fbdev/aty/mach64_cursor.c:209:30: sparse: sparse: cast removes address space '<asn:2>' of expression
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 1 (different base types) @@    expected unsigned int [usertype] val @@    got restrunsigned int [usertype] val @@
   include/asm-generic/io.h:225:22: sparse:    expected unsigned int [usertype] val
   include/asm-generic/io.h:225:22: sparse:    got restricted __le32 [usertype]
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 1 (different base types) @@    expected unsigned int [usertype] val @@    got restrunsigned int [usertype] val @@
   include/asm-generic/io.h:225:22: sparse:    expected unsigned int [usertype] val
   include/asm-generic/io.h:225:22: sparse:    got restricted __le32 [usertype]
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 1 (different base types) @@    expected unsigned int [usertype] val @@    got restrunsigned int [usertype] val @@
   include/asm-generic/io.h:225:22: sparse:    expected unsigned int [usertype] val
   include/asm-generic/io.h:225:22: sparse:    got restricted __le32 [usertype]
   include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 1 (different base types) @@    expected unsigned int [usertype] val @@    got restrunsigned int [usertype] val @@
   include/asm-generic/io.h:225:22: sparse:    expected unsigned int [usertype] val
   include/asm-generic/io.h:225:22: sparse:    got restricted __le32 [usertype]
   include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 1 (different base types) @@    expected unsigned int [usertype] val @@    got restrunsigned int [usertype] val @@
   include/asm-generic/io.h:225:22: sparse:    expected unsigned int [usertype] val
   include/asm-generic/io.h:225:22: sparse:    got restricted __le32 [usertype]
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
   include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 1 (different base types) @@    expected unsigned int [usertype] val @@    got restrunsigned int [usertype] val @@
   include/asm-generic/io.h:225:22: sparse:    expected unsigned int [usertype] val
   include/asm-generic/io.h:225:22: sparse:    got restricted __le32 [usertype]
   include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 1 (different base types) @@    expected unsigned int [usertype] val @@    got restrunsigned int [usertype] val @@
   include/asm-generic/io.h:225:22: sparse:    expected unsigned int [usertype] val
   include/asm-generic/io.h:225:22: sparse:    got restricted __le32 [usertype]
--
>> drivers/video/fbdev/kyro/fbdev.c:725:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@    expected void *s @@    got char [noderef] <asvoid *s @@
>> drivers/video/fbdev/kyro/fbdev.c:725:9: sparse:    expected void *s
   drivers/video/fbdev/kyro/fbdev.c:725:9: sparse:    got char [noderef] <asn:2> *screen_base

vim +337 drivers/video/fbdev/sstfb.c

^1da177e4c3f41 drivers/video/sstfb.c Linus Torvalds 2005-04-16  330  
^1da177e4c3f41 drivers/video/sstfb.c Linus Torvalds 2005-04-16  331  /*
^1da177e4c3f41 drivers/video/sstfb.c Linus Torvalds 2005-04-16  332   * clear lfb screen
^1da177e4c3f41 drivers/video/sstfb.c Linus Torvalds 2005-04-16  333   */
^1da177e4c3f41 drivers/video/sstfb.c Linus Torvalds 2005-04-16  334  static void sstfb_clear_screen(struct fb_info *info)
^1da177e4c3f41 drivers/video/sstfb.c Linus Torvalds 2005-04-16  335  {
^1da177e4c3f41 drivers/video/sstfb.c Linus Torvalds 2005-04-16  336  	/* clear screen */
^1da177e4c3f41 drivers/video/sstfb.c Linus Torvalds 2005-04-16 @337  	fb_memset(info->screen_base, 0, info->fix.smem_len);
^1da177e4c3f41 drivers/video/sstfb.c Linus Torvalds 2005-04-16  338  }
^1da177e4c3f41 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@ppc970.osdl.org>
:::::: CC: Linus Torvalds <torvalds@ppc970.osdl.org>

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org