diff --git a/vp9/encoder/vp9_mcomp.c b/vp9/encoder/vp9_mcomp.c
index 51ca1b6c1..829c22836 100644
--- a/vp9/encoder/vp9_mcomp.c
+++ b/vp9/encoder/vp9_mcomp.c
@@ -2296,6 +2296,16 @@ unsigned int vp9_int_pro_motion_estimation(const VP9_COMP *cpi, MACROBLOCK *x,
     // motion search code to be used without additional modifications.
     for (i = 0; i < MAX_MB_PLANE; i++) backup_yv12[i] = xd->plane[i].pre[0];
     vp9_setup_pre_planes(xd, 0, scaled_ref_frame, mi_row, mi_col, NULL);
+    if (ref_stride != xd->plane[0].pre[0].stride) {
+      fprintf(stderr,
+              "[POC] vp9_int_pro_motion_estimation STALE STRIDE: "
+              "captured ref_stride=%d but scaled pre[0].stride=%d "
+              "(mi_row=%d mi_col=%d bsize=%d) buf=%p alloc=%p alloc_sz=%zu\n",
+              ref_stride, xd->plane[0].pre[0].stride, mi_row, mi_col,
+              (int)bsize, (void *)xd->plane[0].pre[0].buf,
+              (void *)scaled_ref_frame->buffer_alloc,
+              (size_t)scaled_ref_frame->buffer_alloc_sz);
+    }
   }
 
 #if CONFIG_VP9_HIGHBITDEPTH