tree:   https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-integrator.git kernel-in-vmalloc-v6.1-rc1
head:   dd354395fff14a411a8b85bd2a9d70e3a43e393b
commit: dd354395fff14a411a8b85bd2a9d70e3a43e393b [26/26] HACK: map in the first section of the kernel in the identity map
config: arm-randconfig-r012-20221019
compiler: arm-linux-gnueabi-gcc (GCC) 12.1.0
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-integrator.git/commit/?id=dd354395fff14a411a8b85bd2a9d70e3a43e393b
        git remote add arm-integrator https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-integrator.git
        git fetch --no-tags arm-integrator kernel-in-vmalloc-v6.1-rc1
        git checkout dd354395fff14a411a8b85bd2a9d70e3a43e393b
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=arm SHELL=/bin/bash arch/arm/mm/

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@intel.com>

All warnings (new ones prefixed by >>):

   arch/arm/mm/idmap.c: In function 'init_static_idmap':
>> arch/arm/mm/idmap.c:153:41: warning: passing argument 2 of 'identity_mapping_add' makes pointer from integer without a cast [-Wint-conversion]
     153 |         identity_mapping_add(idmap_pgd, 0x80000000,
         |                                         ^~~~~~~~~~
         |                                         |
         |                                         unsigned int
   arch/arm/mm/idmap.c:86:58: note: expected 'const char *' but argument is of type 'unsigned int'
      86 | static void identity_mapping_add(pgd_t *pgd, const char *text_start,
         |                                              ~~~~~~~~~~~~^~~~~~~~~~
   arch/arm/mm/idmap.c:154:30: warning: passing argument 3 of 'identity_mapping_add' makes pointer from integer without a cast [-Wint-conversion]
     154 |                              0x801fffff, 0);
         |                              ^~~~~~~~~~
         |                              |
         |                              unsigned int
   arch/arm/mm/idmap.c:87:46: note: expected 'const char *' but argument is of type 'unsigned int'
      87 |                                  const char *text_end, unsigned long prot)
         |                                  ~~~~~~~~~~~~^~~~~~~~


vim +/identity_mapping_add +153 arch/arm/mm/idmap.c

   143	
   144	static int __init init_static_idmap(void)
   145	{
   146		idmap_pgd = pgd_alloc(&init_mm);
   147		if (!idmap_pgd)
   148			return -ENOMEM;
   149	
   150		pr_info("Created LPAE PGD pgd = %08x, *pgd = %08x\n",
   151			(u32)idmap_pgd, (u32)*idmap_pgd);
   152	
 > 153		identity_mapping_add(idmap_pgd, 0x80000000,
   154				     0x801fffff, 0);
   155		identity_mapping_add(idmap_pgd, __idmap_text_start,
   156				     __idmap_text_end, 0);
   157	
   158		//dump_pagetable(idmap_pgd);
   159	
   160		/* Flush L1 for the hardware to see this page table content */
   161		if (!(elf_hwcap & HWCAP_LPAE))
   162			flush_cache_louis();
   163	
   164		return 0;
   165	}
   166	early_initcall(init_static_idmap);
   167	

-- 
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