diff --git a/mm/rmap.c b/mm/rmap.c index 3a39b518a653135f7c383e3fcbfca7e20d5f6793..ba58ca36fc90c9f5b92db256fdd431c1f94ea4f0 100644 --- a/mm/rmap.c +++ b/mm/rmap.c @@ -1014,7 +1014,7 @@ void do_page_add_anon_rmap(struct page *page, return; VM_BUG_ON(!PageLocked(page)); - VM_BUG_ON(address < vma->vm_start || address >= vma->vm_end); + /* address might be in next vma when migration races vma_adjust */ if (first) __page_set_anon_rmap(page, vma, address, exclusive); else @@ -1709,7 +1709,7 @@ void hugepage_add_anon_rmap(struct page *page, BUG_ON(!PageLocked(page)); BUG_ON(!anon_vma); - BUG_ON(address < vma->vm_start || address >= vma->vm_end); + /* address might be in next vma when migration races vma_adjust */ first = atomic_inc_and_test(&page->_mapcount); if (first) __hugepage_set_anon_rmap(page, vma, address, 0);