diff --git a/core/java/android/hardware/input/InputManager.java b/core/java/android/hardware/input/InputManager.java
index 3d204ea7962f1..d9b71bdf411bf 100644
--- a/core/java/android/hardware/input/InputManager.java
+++ b/core/java/android/hardware/input/InputManager.java
@@ -1423,8 +1423,11 @@ public final class InputManager {
             }
 
             mInputDevices = new SparseArray<InputDevice>();
-            for (int i = 0; i < ids.length; i++) {
-                mInputDevices.put(ids[i], null);
+            // TODO(b/223905476): remove when the rootcause is fixed.
+            if (ids != null) {
+                for (int i = 0; i < ids.length; i++) {
+                    mInputDevices.put(ids[i], null);
+                }
             }
         }
     }