tree:   https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head:   700e0cd3a5ce6a2cb90d9a2aab729b52f092a7d6
commit: 98438ed47d60a6d30d5d2ad9c8786a0b92ca23f2 [11904/12006] mm/hugetlb: introduce hugetlb_walk()
config: i386-randconfig-r004-20221128
compiler: gcc-11 (Debian 11.3.0-8) 11.3.0
reproduce (this is a W=1 build):
        # https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=98438ed47d60a6d30d5d2ad9c8786a0b92ca23f2
        git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
        git fetch --no-tags linux-next master
        git checkout 98438ed47d60a6d30d5d2ad9c8786a0b92ca23f2
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash

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

All errors (new ones prefixed by >>):

   In file included from arch/x86/include/asm/bug.h:87,
                    from include/linux/bug.h:5,
                    from include/linux/thread_info.h:13,
                    from arch/x86/include/asm/preempt.h:7,
                    from include/linux/preempt.h:78,
                    from include/linux/spinlock.h:56,
                    from include/linux/wait.h:9,
                    from include/linux/wait_bit.h:8,
                    from include/linux/fs.h:6,
                    from fs/ubifs/ubifs.h:16,
                    from fs/ubifs/file.c:40:
   include/linux/hugetlb.h: In function 'hugetlb_walk':
>> include/linux/hugetlb.h:1262:56: error: invalid use of undefined type 'struct hugetlb_vma_lock'
    1262 |                 WARN_ON_ONCE(!lockdep_is_held(&vma_lock->rw_sema) &&
         |                                                        ^~
   include/asm-generic/bug.h:110:32: note: in definition of macro 'WARN_ON_ONCE'
     110 |         int __ret_warn_on = !!(condition);                      \
         |                                ^~~~~~~~~
   include/linux/hugetlb.h:1262:31: note: in expansion of macro 'lockdep_is_held'
    1262 |                 WARN_ON_ONCE(!lockdep_is_held(&vma_lock->rw_sema) &&
         |                               ^~~~~~~~~~~~~~~
--
   In file included from arch/x86/include/asm/bug.h:87,
                    from include/linux/bug.h:5,
                    from include/linux/fortify-string.h:5,
                    from include/linux/string.h:253,
                    from include/linux/bitmap.h:11,
                    from include/linux/cpumask.h:12,
                    from include/linux/smp.h:13,
                    from include/linux/lockdep.h:14,
                    from include/linux/mutex.h:17,
                    from include/linux/notifier.h:14,
                    from include/linux/clk.h:14,
                    from lib/vsprintf.c:22:
   include/linux/hugetlb.h: In function 'hugetlb_walk':
>> include/linux/hugetlb.h:1262:56: error: invalid use of undefined type 'struct hugetlb_vma_lock'
    1262 |                 WARN_ON_ONCE(!lockdep_is_held(&vma_lock->rw_sema) &&
         |                                                        ^~
   include/asm-generic/bug.h:110:32: note: in definition of macro 'WARN_ON_ONCE'
     110 |         int __ret_warn_on = !!(condition);                      \
         |                                ^~~~~~~~~
   include/linux/hugetlb.h:1262:31: note: in expansion of macro 'lockdep_is_held'
    1262 |                 WARN_ON_ONCE(!lockdep_is_held(&vma_lock->rw_sema) &&
         |                               ^~~~~~~~~~~~~~~
   lib/vsprintf.c: In function 'va_format':
   lib/vsprintf.c:1685:9: warning: function 'va_format' might be a candidate for 'gnu_printf' format attribute [-Wsuggest-attribute=format]
    1685 |         buf += vsnprintf(buf, end > buf ? end - buf : 0, va_fmt->fmt, va);
         |         ^~~


vim +1262 include/linux/hugetlb.h

  1243	
  1244	/*
  1245	 * Safe version of huge_pte_offset() to check the locks.  See comments
  1246	 * above huge_pte_offset().
  1247	 */
  1248	static inline pte_t *
  1249	hugetlb_walk(struct vm_area_struct *vma, unsigned long addr, unsigned long sz)
  1250	{
  1251	#if defined(CONFIG_ARCH_WANT_HUGE_PMD_SHARE) && defined(CONFIG_LOCKDEP)
  1252		struct hugetlb_vma_lock *vma_lock = vma->vm_private_data;
  1253	
  1254		/*
  1255		 * If pmd sharing possible, locking needed to safely walk the
  1256		 * hugetlb pgtables.  More information can be found at the comment
  1257		 * above huge_pte_offset() in the same file.
  1258		 *
  1259		 * NOTE: lockdep_is_held() is only defined with CONFIG_LOCKDEP.
  1260		 */
  1261		if (__vma_shareable_flags_pmd(vma))
> 1262			WARN_ON_ONCE(!lockdep_is_held(&vma_lock->rw_sema) &&
  1263				     !lockdep_is_held(
  1264					 &vma->vm_file->f_mapping->i_mmap_rwsem));
  1265	#endif
  1266		return huge_pte_offset(vma->vm_mm, addr, sz);
  1267	}
  1268	

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