1 files changed, 7 insertions, 0 deletions

diff --git a/mm/huge_memory.c b/mm/huge_memory.c
index c403a74e4bee..b2e803e14ea9 100644
--- a/mm/huge_memory.c
+++ b/mm/huge_memory.c
@@ -1344,6 +1344,13 @@ int do_huge_pmd_numa_page(struct mm_struct *mm, struct vm_area_struct *vma,
                 goto out_unlock;
         }
 
+        /* Bail if we fail to protect against THP splits for any reason */
+        if (unlikely(!anon_vma)) {
+                put_page(page);
+                page_nid = -1;
+                goto clear_pmdnuma;
+        }
+
         /*
          * Migrate the THP to the requested node, returns with page unlocked
          * and pmd_numa cleared.