Demystify TransactionTooLargeException

Recently, ShopBack Android app had encountered a stability issue caused by TransactionTooLargeException which led app crash-free rate drop significantly. Fortunately, we know that the exception was thrown when app shown store page then the user backgrounded the app. Here is the call stacks when the exception occurs:

Caused by android.os.TransactionTooLargeException data parcel size 1370268 bytes android.os.BinderProxy.transactNative (BinderProxy.java) android.os.BinderProxy.transact (BinderProxy.java:766) android.app.IActivityManager$Stub$Proxy.activityStopped (IActivityManager.java:4867) android.app.ActivityThread$StopInfo.run (ActivityThread.java:4238) android.os.Handler.handleCallback (Handler.java:790) android.os.Handler.dispatchMessage (Handler.java:99) android.os.Looper.loop (Looper.java:210) android.app.ActivityThread.main (ActivityThread.java:7080) java.lang.reflect.Method.invoke (Method.java) com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run (RuntimeInit.java:523) com.android.internal.os.ZygoteInit.main (ZygoteInit.java:863)…