diff --git a/scene/resources/font.cpp b/scene/resources/font.cpp
index 2661b667383..67a9d2a9ed3 100644
--- a/scene/resources/font.cpp
+++ b/scene/resources/font.cpp
@@ -486,6 +486,7 @@ Size2 Font::get_string_size(const String &p_string) const {
 }
 void BitmapFont::set_fallback(const Ref<BitmapFont> &p_fallback) {
 
+	ERR_FAIL_COND(p_fallback == this);
 	fallback = p_fallback;
 }
 
diff --git a/scene/resources/texture.cpp b/scene/resources/texture.cpp
index 2977eefb069..ba9e5a0af3d 100644
--- a/scene/resources/texture.cpp
+++ b/scene/resources/texture.cpp
@@ -836,6 +836,7 @@ uint32_t AtlasTexture::get_flags() const {
 
 void AtlasTexture::set_atlas(const Ref<Texture> &p_atlas) {
 
+	ERR_FAIL_COND(p_atlas == this);
 	if (atlas == p_atlas)
 		return;
 	atlas = p_atlas;
@@ -1074,6 +1075,7 @@ void LargeTexture::set_piece_offset(int p_idx, const Point2 &p_offset) {
 
 void LargeTexture::set_piece_texture(int p_idx, const Ref<Texture> &p_texture) {
 
+	ERR_FAIL_COND(p_texture == this);
 	ERR_FAIL_INDEX(p_idx, pieces.size());
 	pieces[p_idx].texture = p_texture;
 };
@@ -1619,6 +1621,7 @@ void ProxyTexture::_bind_methods() {
 
 void ProxyTexture::set_base(const Ref<Texture> &p_texture) {
 
+	ERR_FAIL_COND(p_texture == this);
 	base = p_texture;
 	if (base.is_valid()) {
 		VS::get_singleton()->texture_set_proxy(proxy, base->get_rid());