212 	BUG_ON(atomic_dec_and_test(&huge_zero_refcount));  in put_huge_zero_page()
227 		BUG_ON(zero_page == NULL);  in shrink_huge_zero_page_scan()
885 		BUG_ON(!set); /* unexpected !pmd_none(dst_pmd) */  in copy_huge_pmd()
1274 	BUG_ON(!(vma->vm_flags & (VM_READ | VM_EXEC | VM_WRITE)));  in do_huge_pmd_numa_page()
1293 	BUG_ON(is_huge_zero_page(page));  in do_huge_pmd_numa_page()
1365 	BUG_ON(!PageLocked(page));  in do_huge_pmd_numa_page()
1514 			BUG_ON(!preserve_write && pmd_write(entry));  in change_huge_pmd()
1655 		BUG_ON(page_mapcount(page_tail) < 0);  in __split_huge_page_refcount()
1658 		BUG_ON(tail_count < 0);  in __split_huge_page_refcount()
1659 		BUG_ON(atomic_read(&page_tail->_count) != 0);  in __split_huge_page_refcount()
1708 		BUG_ON(page_tail->mapping);  in __split_huge_page_refcount()
1714 		BUG_ON(!PageAnon(page_tail));  in __split_huge_page_refcount()
1715 		BUG_ON(!PageUptodate(page_tail));  in __split_huge_page_refcount()
1716 		BUG_ON(!PageDirty(page_tail));  in __split_huge_page_refcount()
1717 		BUG_ON(!PageSwapBacked(page_tail));  in __split_huge_page_refcount()
1722 	BUG_ON(atomic_read(&page->_count) <= 0);  in __split_huge_page_refcount()
1732 		BUG_ON(page_count(page_tail) <= 0);  in __split_huge_page_refcount()
1747 	BUG_ON(page_count(page) <= 0);  in __split_huge_page_refcount()
1767 			BUG_ON(page_mapcount(page) != 1);  in __split_huge_page_map()
1772 			BUG_ON(PageCompound(page+i));  in __split_huge_page_map()
1785 			BUG_ON(!pte_none(*pte));  in __split_huge_page_map()
1835 	BUG_ON(!PageHead(page));  in __split_huge_page()
1836 	BUG_ON(PageTail(page));  in __split_huge_page()
1842 		BUG_ON(is_vma_temporary_stack(vma));  in __split_huge_page()
1867 		BUG_ON(is_vma_temporary_stack(vma));  in __split_huge_page()
1889 	BUG_ON(is_huge_zero_page(page));  in split_huge_page_to_list()
1890 	BUG_ON(!PageAnon(page));  in split_huge_page_to_list()
1908 	BUG_ON(!PageSwapBacked(page));  in split_huge_page_to_list()
1912 	BUG_ON(PageCompound(page));  in split_huge_page_to_list()
2507 		BUG_ON(!pmd_none(*pmd));  in collapse_huge_page()
2541 	BUG_ON(!pmd_none(*pmd));  in collapse_huge_page()
2892 	BUG_ON(vma->vm_start > haddr || vma->vm_end < haddr + HPAGE_PMD_SIZE);  in __split_huge_page_pmd()
2935 	BUG_ON(vma == NULL);  in split_huge_page_pmd_mm()