diff --git a/drivers/gpu/drm/i915/i915_ttm_buddy_manager.c b/drivers/gpu/drm/i915/i915_ttm_buddy_manager.c
index 8e4e3f72c1ef9fd7fd16974a342c0efec753b6fa..a5109548abc06649cd16e5e6642b6f0b162e6f4c 100644
--- a/drivers/gpu/drm/i915/i915_ttm_buddy_manager.c
+++ b/drivers/gpu/drm/i915/i915_ttm_buddy_manager.c
@@ -70,6 +70,7 @@ static int i915_ttm_buddy_man_alloc(struct ttm_resource_manager *man,
 		min_page_size = bo->page_alignment << PAGE_SHIFT;
 
 	GEM_BUG_ON(min_page_size < mm->chunk_size);
+	GEM_BUG_ON(!IS_ALIGNED(size, min_page_size));
 
 	if (place->fpfn + bman_res->base.num_pages != place->lpfn &&
 	    place->flags & TTM_PL_FLAG_CONTIGUOUS) {