diff --git a/libavfilter/vf_cuda_grid.c b/libavfilter/vf_cuda_grid.c
index 3bb2852..6367239 100644
--- a/libavfilter/vf_cuda_grid.c
+++ b/libavfilter/vf_cuda_grid.c
@@ -476,7 +476,10 @@ static int overlay_pixel_rect(CudaGridContext *s, const GridOverlay *ov,
         base_w = s->cell_px[ov->cell].w;
         base_h = s->cell_px[ov->cell].h;
     } else {
-        return AVERROR(EINVAL);
+        /* Cell index out of range — silently skip (overlay broadcast'нет ко всем
+         * cuda_grid instances, layouts с меньшим nb_cells). NOT error чтобы
+         * не валить filter chain. */
+        return 1;
     }
 
     rx = base_x + (int)(ov->x * base_w);