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* [daveh-devel:kss 24/32] arch/x86/mm/cpu_entry_area.c:97:16: warning: format '%llx' expects argument of type 'long long unsigned int', but argument 4 has type 'phys_addr_t' {aka 'unsigned int'}
@ 2026-10-18 19:17 kernel test robot
  0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2026-10-18 19:17 UTC (permalink / raw)
  To: Dave Hansen; +Cc: oe-kbuild-all

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/daveh/devel.git kss
head:   1b2e2aefa6c7e3d15fac1b25a971b2d2cc3b697d
commit: 2c3b2196343ffa5e0389c9a104fe9c00e0875799 [24/32] cea-estacks-shadows-debug1
config: i386-allnoconfig (https://download.01.org/0day-ci/archive/20261019/202610190326.fXFHYXZL-lkp@intel.com/config)
compiler: gcc-14 (Debian 14.2.0-19) 14.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20261019/202610190326.fXFHYXZL-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/202610190326.fXFHYXZL-lkp@intel.com/

All warnings (new ones prefixed by >>):

   In file included from include/asm-generic/bug.h:31,
                    from arch/x86/include/asm/bug.h:195,
                    from arch/x86/include/asm/alternative.h:9,
                    from arch/x86/include/asm/atomic.h:7,
                    from include/linux/atomic.h:7,
                    from include/linux/jump_label.h:243,
                    from include/linux/static_key.h:1,
                    from arch/x86/include/asm/nospec-branch.h:6,
                    from arch/x86/include/asm/irqflags.h:9,
                    from include/linux/irqflags.h:18,
                    from include/linux/spinlock.h:59,
                    from arch/x86/mm/cpu_entry_area.c:3:
   arch/x86/mm/cpu_entry_area.c: In function 'cea_set_pte':
>> arch/x86/mm/cpu_entry_area.c:97:16: warning: format '%llx' expects argument of type 'long long unsigned int', but argument 4 has type 'phys_addr_t' {aka 'unsigned int'} [-Wformat=]
      97 |         printk("%s(0x%016lx, 0x%016llx, 0x%016lx)\n", __func__, va, pa, pgprot_val(flags));
         |                ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~                ~~
         |                                                                     |
         |                                                                     phys_addr_t {aka unsigned int}
   include/linux/printk.h:483:25: note: in definition of macro 'printk_index_wrap'
     483 |                 _p_func(_fmt, ##__VA_ARGS__);                           \
         |                         ^~~~
   arch/x86/mm/cpu_entry_area.c:97:9: note: in expansion of macro 'printk'
      97 |         printk("%s(0x%016lx, 0x%016llx, 0x%016lx)\n", __func__, va, pa, pgprot_val(flags));
         |         ^~~~~~
   arch/x86/mm/cpu_entry_area.c:97:38: note: format string is defined here
      97 |         printk("%s(0x%016lx, 0x%016llx, 0x%016lx)\n", __func__, va, pa, pgprot_val(flags));
         |                                ~~~~~~^
         |                                      |
         |                                      long long unsigned int
         |                                %016x


vim +97 arch/x86/mm/cpu_entry_area.c

    78	
    79	void cea_set_pte(void *cea_vaddr, phys_addr_t pa, pgprot_t flags)
    80	{
    81		unsigned long va = (unsigned long) cea_vaddr;
    82		pte_t pte = pfn_pte(pa >> PAGE_SHIFT, flags);
    83	
    84		/*
    85		 * The cpu_entry_area is shared between the user and kernel
    86		 * page tables.  All of its ptes can safely be global.
    87		 * _PAGE_GLOBAL gets reused to help indicate PROT_NONE for
    88		 * non-present PTEs, so be careful not to set it in that
    89		 * case to avoid confusion.
    90		 */
    91		if (boot_cpu_has(X86_FEATURE_PGE) &&
    92		    (pgprot_val(flags) & _PAGE_PRESENT))
    93			pte = pte_set_flags(pte, _PAGE_GLOBAL);
    94	
    95		set_pte_vaddr(va, pte);
    96	
  > 97		printk("%s(0x%016lx, 0x%016llx, 0x%016lx)\n", __func__, va, pa, pgprot_val(flags));
    98	}
    99	

--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki

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2026-10-18 19:17 [daveh-devel:kss 24/32] arch/x86/mm/cpu_entry_area.c:97:16: warning: format '%llx' expects argument of type 'long long unsigned int', but argument 4 has type 'phys_addr_t' {aka 'unsigned int'} kernel test robot

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