diff --git a/services/core/java/com/android/server/wm/ActivityInterceptorCallback.java b/services/core/java/com/android/server/wm/ActivityInterceptorCallback.java
index 9647a62..521f64f 100644
--- a/services/core/java/com/android/server/wm/ActivityInterceptorCallback.java
+++ b/services/core/java/com/android/server/wm/ActivityInterceptorCallback.java
@@ -389,7 +389,11 @@
             return mCheckedOptions;
         }
 
-        /** Returns the {@link Runnable} object to clear options Animation. */
+        /**
+         * Returns the {@link Runnable} object to clear options Animation. Note that the runnable
+         * should not be executed inside a lock because the implementation of runnable holds window
+         * manager's lock.
+         */
         @Nullable
         public Runnable getClearOptionsAnimationRunnable() {
             return mClearOptionsAnimation;
diff --git a/services/core/java/com/android/server/wm/ActivityStartInterceptor.java b/services/core/java/com/android/server/wm/ActivityStartInterceptor.java
index 182e1c1..2cccd33 100644
--- a/services/core/java/com/android/server/wm/ActivityStartInterceptor.java
+++ b/services/core/java/com/android/server/wm/ActivityStartInterceptor.java
@@ -523,8 +523,11 @@
     void onActivityLaunched(TaskInfo taskInfo, ActivityRecord r) {
         final SparseArray<ActivityInterceptorCallback> callbacks =
                 mService.getActivityInterceptorCallbacks();
-        ActivityInterceptorCallback.ActivityInterceptorInfo info = getInterceptorInfo(
-                r::clearOptionsAnimationForSiblings);
+        final ActivityInterceptorCallback.ActivityInterceptorInfo info = getInterceptorInfo(() -> {
+            synchronized (mService.mGlobalLock) {
+                r.clearOptionsAnimationForSiblings();
+            }
+        });
         for (int i = 0; i < callbacks.size(); i++) {
             final ActivityInterceptorCallback callback = callbacks.valueAt(i);
             callback.onActivityLaunched(taskInfo, r.info, info);