From 099097f1cc8ea919491f54cc538376ece724f41e Mon Sep 17 00:00:00 2001
From: Raashish Aggarwal <94279692+raashish1601@users.noreply.github.com>
Date: Sat, 2 May 2026 10:16:06 +0530
Subject: [PATCH] Restore controlled form state after reset

---
 .../src/client/ReactFiberConfigDOM.js         | 20 ++++++++
 .../src/__tests__/ReactDOMForm-test.js        | 46 +++++++++++++++++++
 2 files changed, 66 insertions(+)

diff --git a/packages/react-dom-bindings/src/client/ReactFiberConfigDOM.js b/packages/react-dom-bindings/src/client/ReactFiberConfigDOM.js
index db3e2806ac3e..8ca3bb22ba7f 100644
--- a/packages/react-dom-bindings/src/client/ReactFiberConfigDOM.js
+++ b/packages/react-dom-bindings/src/client/ReactFiberConfigDOM.js
@@ -83,6 +83,7 @@ import {
   getPropsFromElement,
   diffHydratedText,
   trapClickOnNonInteractiveElement,
+  restoreControlledState,
 } from './ReactDOMComponent';
 import {hydrateInput} from './ReactDOMInput';
 import {hydrateTextarea} from './ReactDOMTextarea';
@@ -6644,8 +6645,27 @@ export const HostTransitionContext: ReactContext<TransitionStatus> = {
 };
 
 export type FormInstance = HTMLFormElement;
+
+function restoreControlledFormControlState(element: Element) {
+  const internalInstance = getInstanceFromNode(element);
+  if (internalInstance === null || internalInstance.tag !== HostComponent) {
+    return;
+  }
+  const stateNode = internalInstance.stateNode;
+  if (stateNode !== element) {
+    return;
+  }
+  const props = getFiberCurrentPropsFromNode(stateNode);
+  restoreControlledState(stateNode, internalInstance.type, props);
+}
+
 export function resetFormInstance(form: FormInstance): void {
   ReactBrowserEventEmitterSetEnabled(true);
   form.reset();
   ReactBrowserEventEmitterSetEnabled(false);
+
+  const elements = form.elements;
+  for (let i = 0; i < elements.length; i++) {
+    restoreControlledFormControlState((elements[i]: any));
+  }
 }
diff --git a/packages/react-dom/src/__tests__/ReactDOMForm-test.js b/packages/react-dom/src/__tests__/ReactDOMForm-test.js
index be4a232e1ab1..4d5ad622379d 100644
--- a/packages/react-dom/src/__tests__/ReactDOMForm-test.js
+++ b/packages/react-dom/src/__tests__/ReactDOMForm-test.js
@@ -1647,6 +1647,52 @@ describe('ReactDOMForm', () => {
     expect(inputRef.current.value).toEqual('0');
   });
 
+  it('should restore a controlled select after automatic form reset', async () => {
+    const formRef = React.createRef();
+    const selectRef = React.createRef();
+
+    function App() {
+      const [value, setValue] = useState('2');
+
+      return (
+        <form
+          ref={formRef}
+          action={async formData => {
+            Scheduler.log(`Async action started`);
+            await getText('Wait');
+          }}>
+          <select
+            ref={selectRef}
+            name="type"
+            value={value}
+            onChange={event => setValue(event.currentTarget.value)}>
+            <option value="1">1</option>
+            <option value="2">2</option>
+            <option value="3">3</option>
+          </select>
+        </form>
+      );
+    }
+
+    const root = ReactDOMClient.createRoot(container);
+    await act(() => root.render(<App />));
+
+    expect(selectRef.current.value).toEqual('2');
+
+    // Submit the form. This will trigger an async action.
+    await submit(formRef.current);
+    assertLog(['Async action started']);
+
+    // We haven't reset yet.
+    expect(selectRef.current.value).toEqual('2');
+
+    // Action completes. The controlled select is restored after the native
+    // form reset runs.
+    await act(() => resolveText('Wait'));
+    assertLog([]);
+    expect(selectRef.current.value).toEqual('2');
+  });
+
   it('requestFormReset schedules a form reset after transition completes', async () => {
     // This is the same as the previous test, except the form is updated with
     // a userspace action instead of a built-in form action.