diff --git a/services/core/java/com/android/server/wm/ActivityTaskManagerService.java b/services/core/java/com/android/server/wm/ActivityTaskManagerService.java
index 258819f..449ae8c 100644
--- a/services/core/java/com/android/server/wm/ActivityTaskManagerService.java
+++ b/services/core/java/com/android/server/wm/ActivityTaskManagerService.java
@@ -5923,14 +5923,12 @@
                 Binder.restoreCallingIdentity(ident);
             }
 
-            synchronized (mGlobalLock) {
-                return getActivityStartController().startActivitiesInPackage(
-                        packageUid, packageName,
-                        intents, resolvedTypes, null /* resultTo */,
-                        SafeActivityOptions.fromBundle(bOptions), userId,
-                        false /* validateIncomingUser */, null /* originatingPendingIntent */,
-                        false /* allowBackgroundActivityStart */);
-            }
+            return getActivityStartController().startActivitiesInPackage(
+                    packageUid, packageName,
+                    intents, resolvedTypes, null /* resultTo */,
+                    SafeActivityOptions.fromBundle(bOptions), userId,
+                    false /* validateIncomingUser */, null /* originatingPendingIntent */,
+                    false /* allowBackgroundActivityStart */);
         }
 
         @Override