drivers/scsi/pcmcia/nsp_io.h:231:24: sparse: sparse: incorrect type in argument 1 (different address spaces)

From: kernel test robot
Date: Sun Sep 06 2020 - 22:43:58 EST

tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: f4d51dffc6c01a9e94650d95ce0104964f8ae822
commit: e5fc436f06eef54ef512ea55a9db8eb9f2e76959 sparse: use static inline for __chk_{user,io}_ptr()
date: 9 days ago
config: sh-randconfig-s031-20200907 (attached as .config)
compiler: sh4-linux-gcc (GCC) 9.3.0
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: v0.6.2-191-g10164920-dirty
git checkout e5fc436f06eef54ef512ea55a9db8eb9f2e76959
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=sh

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@xxxxxxxxx>


sparse warnings: (new ones prefixed by >>)

drivers/scsi/pcmcia/nsp_cs.c: note: in included file:
>> drivers/scsi/pcmcia/nsp_io.h:231:24: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *ptr @@ got unsigned long *ptr @@
>> drivers/scsi/pcmcia/nsp_io.h:231:24: sparse: expected void const volatile [noderef] __iomem *ptr
drivers/scsi/pcmcia/nsp_io.h:231:24: sparse: got unsigned long *ptr
drivers/scsi/pcmcia/nsp_io.h:257:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *ptr @@ got unsigned long *ptr @@
drivers/scsi/pcmcia/nsp_io.h:257:17: sparse: expected void const volatile [noderef] __iomem *ptr
drivers/scsi/pcmcia/nsp_io.h:257:17: sparse: got unsigned long *ptr
--
sound/core/hwdep.c:265:29: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected int const *__gu_addr @@ got int [noderef] __user * @@
sound/core/hwdep.c:265:29: sparse: expected int const *__gu_addr
sound/core/hwdep.c:265:29: sparse: got int [noderef] __user *
>> sound/core/hwdep.c:265:29: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __user *ptr @@ got int const *__gu_addr @@
>> sound/core/hwdep.c:265:29: sparse: expected void const volatile [noderef] __user *ptr
sound/core/hwdep.c:265:29: sparse: got int const *__gu_addr
sound/core/hwdep.c:294:29: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected unsigned int const *__gu_addr @@ got unsigned int [noderef] __user * @@
sound/core/hwdep.c:294:29: sparse: expected unsigned int const *__gu_addr
sound/core/hwdep.c:294:29: sparse: got unsigned int [noderef] __user *
>> sound/core/hwdep.c:294:29: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __user *ptr @@ got unsigned int const *__gu_addr @@
sound/core/hwdep.c:294:29: sparse: expected void const volatile [noderef] __user *ptr
sound/core/hwdep.c:294:29: sparse: got unsigned int const *__gu_addr
--
sound/sh/sh_dac_audio.c:167:51: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *dst @@ got char * @@
sound/sh/sh_dac_audio.c:167:51: sparse: expected void volatile [noderef] __iomem *dst
sound/sh/sh_dac_audio.c:167:51: sparse: got char *
sound/sh/sh_dac_audio.c:186:39: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem * @@ got char * @@
sound/sh/sh_dac_audio.c:186:39: sparse: expected void volatile [noderef] __iomem *
sound/sh/sh_dac_audio.c:186:39: sparse: got char *
sound/sh/sh_dac_audio.c:204:37: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem * @@ got char * @@
sound/sh/sh_dac_audio.c:204:37: sparse: expected void volatile [noderef] __iomem *
sound/sh/sh_dac_audio.c:204:37: sparse: got char *
sound/sh/sh_dac_audio.c: note: in included file:
>> arch/sh/include/cpu-sh3/cpu/dac.h:38:21: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected void const volatile [noderef] __iomem *ptr @@ got unsigned int @@
>> arch/sh/include/cpu-sh3/cpu/dac.h:38:21: sparse: expected void const volatile [noderef] __iomem *ptr
arch/sh/include/cpu-sh3/cpu/dac.h:38:21: sparse: got unsigned int
arch/sh/include/cpu-sh3/cpu/dac.h:39:14: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected void const volatile [noderef] __iomem *ptr @@ got unsigned int @@
arch/sh/include/cpu-sh3/cpu/dac.h:39:14: sparse: expected void const volatile [noderef] __iomem *ptr
arch/sh/include/cpu-sh3/cpu/dac.h:39:14: sparse: got unsigned int

# https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=e5fc436f06eef54ef512ea55a9db8eb9f2e76959
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout e5fc436f06eef54ef512ea55a9db8eb9f2e76959
vim +231 drivers/scsi/pcmcia/nsp_io.h

^1da177e4c3f41 Linus Torvalds 2005-04-16 217
^1da177e4c3f41 Linus Torvalds 2005-04-16 218 /* read 32bit FIFO */
^1da177e4c3f41 Linus Torvalds 2005-04-16 219 static inline void nsp_mmio_multi_read_4(unsigned long base,
^1da177e4c3f41 Linus Torvalds 2005-04-16 220 unsigned int Register,
^1da177e4c3f41 Linus Torvalds 2005-04-16 221 void *buf,
^1da177e4c3f41 Linus Torvalds 2005-04-16 222 unsigned long count)
^1da177e4c3f41 Linus Torvalds 2005-04-16 223 {
^1da177e4c3f41 Linus Torvalds 2005-04-16 224 unsigned long *ptr = (unsigned long *)(base + Register);
^1da177e4c3f41 Linus Torvalds 2005-04-16 225 unsigned long *tmp = (unsigned long *)buf;
^1da177e4c3f41 Linus Torvalds 2005-04-16 226 int i;
^1da177e4c3f41 Linus Torvalds 2005-04-16 227
^1da177e4c3f41 Linus Torvalds 2005-04-16 228 //nsp_dbg(NSP_DEBUG_DATA_IO, "base 0x%0lx ptr 0x%p",base,ptr);
^1da177e4c3f41 Linus Torvalds 2005-04-16 229
^1da177e4c3f41 Linus Torvalds 2005-04-16 230 for (i = 0; i < count; i++) {
^1da177e4c3f41 Linus Torvalds 2005-04-16 @231 *tmp = readl(ptr);
^1da177e4c3f41 Linus Torvalds 2005-04-16 232 //nsp_dbg(NSP_DEBUG_DATA_IO, "<%d,%p,%p,%lx>", i, ptr, tmp, *tmp);
^1da177e4c3f41 Linus Torvalds 2005-04-16 233 tmp++;
^1da177e4c3f41 Linus Torvalds 2005-04-16 234 }
^1da177e4c3f41 Linus Torvalds 2005-04-16 235 }
^1da177e4c3f41 Linus Torvalds 2005-04-16 236

:::::: The code at line 231 was first introduced by commit
:::::: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 Linux-2.6.12-rc2

:::::: TO: Linus Torvalds <torvalds@xxxxxxxxxxxxxxx>
:::::: CC: Linus Torvalds <torvalds@xxxxxxxxxxxxxxx>

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

Attachment: .config.gz
Description: application/gzip