diff --git a/crates/rspack_core/src/chunk_graph/chunk_graph_module.rs b/crates/rspack_core/src/chunk_graph/chunk_graph_module.rs
index c2e519c69f2..9ae1410ef8e 100644
--- a/crates/rspack_core/src/chunk_graph/chunk_graph_module.rs
+++ b/crates/rspack_core/src/chunk_graph/chunk_graph_module.rs
@@ -196,8 +196,6 @@ impl ChunkGraph {
     compilation: &Compilation,
     runtime: Option<&RuntimeSpec>,
   ) -> u64 {
-    let mut visited_modules = IdentifierSet::default();
-    visited_modules.insert(module.identifier());
     let mut hasher = FxHasher::default();
     self
       .get_module_graph_hash_without_connections(module, compilation, runtime)
@@ -208,21 +206,25 @@ impl ChunkGraph {
       .get_outgoing_connections(&module.identifier())
       .into_iter()
       .collect::<Vec<_>>();
-    for connection in connections {
-      let module_identifier = connection.module_identifier();
-      if visited_modules.contains(module_identifier) {
-        continue;
+    if !connections.is_empty() {
+      let mut visited_modules = IdentifierSet::default();
+      visited_modules.insert(module.identifier());
+      for connection in connections {
+        let module_identifier = connection.module_identifier();
+        if visited_modules.contains(module_identifier) {
+          continue;
+        }
+        if connection.get_active_state(&mg, runtime).is_false() {
+          continue;
+        }
+        visited_modules.insert(*module_identifier);
+        let module = mg
+          .module_by_identifier(module_identifier)
+          .expect("should have module")
+          .as_ref();
+        module.get_exports_type(&mg, strict).hash(&mut hasher);
+        self.get_module_graph_hash_without_connections(module, compilation, runtime);
       }
-      if connection.get_active_state(&mg, runtime).is_false() {
-        continue;
-      }
-      visited_modules.insert(*module_identifier);
-      let module = mg
-        .module_by_identifier(module_identifier)
-        .expect("should have module")
-        .as_ref();
-      module.get_exports_type(&mg, strict).hash(&mut hasher);
-      self.get_module_graph_hash_without_connections(module, compilation, runtime);
     }
     hasher.finish()
   }
@@ -233,12 +235,14 @@ impl ChunkGraph {
     compilation: &Compilation,
     runtime: Option<&RuntimeSpec>,
   ) -> u64 {
-    let mg = compilation.get_module_graph();
     let mut hasher = FxHasher::default();
-    module.identifier().dyn_hash(&mut hasher);
+    let mg = compilation.get_module_graph();
+    let module_identifier = module.identifier();
+    let cgm = self.get_chunk_graph_module(module_identifier);
+    cgm.id.as_ref().dyn_hash(&mut hasher);
     module.source_types().dyn_hash(&mut hasher);
-    mg.is_async(&module.identifier()).dyn_hash(&mut hasher);
-    mg.get_exports_info(&module.identifier())
+    mg.is_async(&module_identifier).dyn_hash(&mut hasher);
+    mg.get_exports_info(&module_identifier)
       .update_hash(&mg, &mut hasher, compilation, runtime);
     hasher.finish()
   }
diff --git a/tests/plugin-test/css-extract/cases/content-entries-with-same-import/expected/one_js.$2f93a97aa04d990659bb6450539d9bf9$.css b/tests/plugin-test/css-extract/cases/content-entries-with-same-import/expected/one_js.$4b5109fbbb7c7970bd73f145985a8713$.css
similarity index 100%
rename from tests/plugin-test/css-extract/cases/content-entries-with-same-import/expected/one_js.$2f93a97aa04d990659bb6450539d9bf9$.css
rename to tests/plugin-test/css-extract/cases/content-entries-with-same-import/expected/one_js.$4b5109fbbb7c7970bd73f145985a8713$.css
diff --git a/tests/plugin-test/css-extract/cases/content-entries-with-same-import/expected/two_js.$96fc5c6cb322ec288f4a5497b0cedac9$.css b/tests/plugin-test/css-extract/cases/content-entries-with-same-import/expected/two_js.$765cfc26ddecf262088215f69c92da3e$.css
similarity index 100%
rename from tests/plugin-test/css-extract/cases/content-entries-with-same-import/expected/two_js.$96fc5c6cb322ec288f4a5497b0cedac9$.css
rename to tests/plugin-test/css-extract/cases/content-entries-with-same-import/expected/two_js.$765cfc26ddecf262088215f69c92da3e$.css
diff --git a/tests/plugin-test/css-extract/cases/contenthash-1/expected/main.$296408a492fdf2232d2d9e34da7e0002$.css b/tests/plugin-test/css-extract/cases/contenthash-1/expected/main.$c414a55a331514d313ce34913a677700$.css
similarity index 100%
rename from tests/plugin-test/css-extract/cases/contenthash-1/expected/main.$296408a492fdf2232d2d9e34da7e0002$.css
rename to tests/plugin-test/css-extract/cases/contenthash-1/expected/main.$c414a55a331514d313ce34913a677700$.css
diff --git a/tests/plugin-test/css-extract/cases/contenthash-multiple-entries/expected/entryA.$4d33e3a417f3501849de6198cf874070$.css b/tests/plugin-test/css-extract/cases/contenthash-multiple-entries/expected/entryA.$5038057b5dc54d459c2090d9455373d6$.css
similarity index 100%
rename from tests/plugin-test/css-extract/cases/contenthash-multiple-entries/expected/entryA.$4d33e3a417f3501849de6198cf874070$.css
rename to tests/plugin-test/css-extract/cases/contenthash-multiple-entries/expected/entryA.$5038057b5dc54d459c2090d9455373d6$.css
diff --git a/tests/plugin-test/css-extract/cases/contenthash-multiple-entries/expected/entryB.$1aafde33cd7d82fced010e68d76fbb4b$.css b/tests/plugin-test/css-extract/cases/contenthash-multiple-entries/expected/entryB.$8ddf1fb367ac73deeba175a1de156238$.css
similarity index 100%
rename from tests/plugin-test/css-extract/cases/contenthash-multiple-entries/expected/entryB.$1aafde33cd7d82fced010e68d76fbb4b$.css
rename to tests/plugin-test/css-extract/cases/contenthash-multiple-entries/expected/entryB.$8ddf1fb367ac73deeba175a1de156238$.css
diff --git a/tests/plugin-test/css-extract/cases/contenthash/expected/1.main.$db8ccfd38278ff640827fcf25338ca6e$.css b/tests/plugin-test/css-extract/cases/contenthash/expected/1.main.$7a92eedfa1f9813bd6a40e1910d3ecc0$.css
similarity index 100%
rename from tests/plugin-test/css-extract/cases/contenthash/expected/1.main.$db8ccfd38278ff640827fcf25338ca6e$.css
rename to tests/plugin-test/css-extract/cases/contenthash/expected/1.main.$7a92eedfa1f9813bd6a40e1910d3ecc0$.css
diff --git a/tests/plugin-test/css-extract/cases/contenthash/expected/2.main.$0128dfc0c9cfe270fddcd3f30aad3f61$.css b/tests/plugin-test/css-extract/cases/contenthash/expected/2.main.$4f43297fc0af2c899c5e56fd341c7258$.css
similarity index 100%
rename from tests/plugin-test/css-extract/cases/contenthash/expected/2.main.$0128dfc0c9cfe270fddcd3f30aad3f61$.css
rename to tests/plugin-test/css-extract/cases/contenthash/expected/2.main.$4f43297fc0af2c899c5e56fd341c7258$.css
diff --git a/tests/plugin-test/css-extract/cases/issue-6649/expected/main.js b/tests/plugin-test/css-extract/cases/issue-6649/expected/main.js
index d279b1c7956..4a43f6e9c50 100644
--- a/tests/plugin-test/css-extract/cases/issue-6649/expected/main.js
+++ b/tests/plugin-test/css-extract/cases/issue-6649/expected/main.js
@@ -100,14 +100,14 @@ __webpack_require__.e = function (chunkId) {
           // return url for filenames not based on template
           
           // return url for filenames based on template
-          return "" + chunkId + ".$" + "3c46e7c70e9c35a7c0c2" + "$.css";
+          return "" + chunkId + ".$" + "51f879692dc41105d447" + "$.css";
         };
       
 })();
 // webpack/runtime/get_full_hash
 (() => {
 __webpack_require__.h = function () {
-	return "390adcbb2f3e066ff2d0";
+	return "5e241c5760a3e354e528";
 };
 
 })();
diff --git a/tests/plugin-test/css-extract/cases/js-hash/expected/style.$e55940b0b8bcba5d5cbdaf4b7684b266$.1.css b/tests/plugin-test/css-extract/cases/js-hash/expected/style.$33888ee88d16a14ff101cdf362266f8f$.1.css
similarity index 100%
rename from tests/plugin-test/css-extract/cases/js-hash/expected/style.$e55940b0b8bcba5d5cbdaf4b7684b266$.1.css
rename to tests/plugin-test/css-extract/cases/js-hash/expected/style.$33888ee88d16a14ff101cdf362266f8f$.1.css
diff --git a/tests/plugin-test/css-extract/cases/js-hash/expected/style.$7bc131b60ce1982956ed07f85d4783c6$.2.css b/tests/plugin-test/css-extract/cases/js-hash/expected/style.$cdffad3f0b38fa11c50b5a3ca2766a33$.2.css
similarity index 100%
rename from tests/plugin-test/css-extract/cases/js-hash/expected/style.$7bc131b60ce1982956ed07f85d4783c6$.2.css
rename to tests/plugin-test/css-extract/cases/js-hash/expected/style.$cdffad3f0b38fa11c50b5a3ca2766a33$.2.css