[linux-next:master 4732/5273] arch/sh/kernel/crash_dump.c:23:36: sparse: sparse: incorrect type in argument 1 (different address spaces)

[linux-next:master 4732/5273] arch/sh/kernel/crash_dump.c:23:36: sparse: sparse: incorrect type in argument 1 (different address spaces)

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head:   577a4ee0b96fb043c9cf4a533c550ff587e526cf
commit: 590dd59b60f446af09df274d7650307415dd617a [4732/5273] kexec: drop dependency on ARCH_SUPPORTS_KEXEC from CRASH_DUMP
config: sh-randconfig-r112-20231206 (https://download.01.org/0day-ci/archive/20231206/202312061837.tbKWaozM-lkp@intel.com/config)
compiler: sh4-linux-gcc (GCC) 13.2.0
reproduce: (https://download.01.org/0day-ci/archive/20231206/202312061837.tbKWaozM-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202312061837.tbKWaozM-lkp@intel.com/

sparse warnings: (new ones prefixed by >>)
>> arch/sh/kernel/crash_dump.c:23:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void const *addr @@     got void [noderef] __iomem * @@
   arch/sh/kernel/crash_dump.c:23:36: sparse:     expected void const *addr
   arch/sh/kernel/crash_dump.c:23:36: sparse:     got void [noderef] __iomem *

vim +23 arch/sh/kernel/crash_dump.c

4d5ade5b29c618e Paul Mundt              2007-04-27  13  
5d8de293c224896 Matthew Wilcox (Oracle  2022-04-29  14) ssize_t copy_oldmem_page(struct iov_iter *iter, unsigned long pfn,
5d8de293c224896 Matthew Wilcox (Oracle  2022-04-29  15) 			 size_t csize, unsigned long offset)
4d5ade5b29c618e Paul Mundt              2007-04-27  16  {
12285ff8667bf06 Yejune Deng             2020-12-10  17  	void  __iomem *vaddr;
4d5ade5b29c618e Paul Mundt              2007-04-27  18  
4d5ade5b29c618e Paul Mundt              2007-04-27  19  	if (!csize)
4d5ade5b29c618e Paul Mundt              2007-04-27  20  		return 0;
4d5ade5b29c618e Paul Mundt              2007-04-27  21  
4d5ade5b29c618e Paul Mundt              2007-04-27  22  	vaddr = ioremap(pfn << PAGE_SHIFT, PAGE_SIZE);
5d8de293c224896 Matthew Wilcox (Oracle  2022-04-29 @23) 	csize = copy_to_iter(vaddr + offset, csize, iter);

:::::: The code at line 23 was first introduced by commit
:::::: 5d8de293c224896a4da99763fce4f9794308caf4 vmcore: convert copy_oldmem_page() to take an iov_iter

:::::: TO: Matthew Wilcox (Oracle) <willy@infradead.org>
:::::: CC: akpm <akpm@linux-foundation.org>

-- 
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