Check record.getThread!=null in getExecutableMethodFileOffsets

Return IllegalStateException if it is null, indicating that the
ActivityThread of the process is not ready yet.

Bug: 440134516
Test: atest uprobestats-test
Flag: EXEMPT BUGFIX
Change-Id: I1a8ee03c1b24ab39c43c8e46940a6eb043c6989e

parent 86b91736

services/core/java/com/android/server/am/ActivityManagerService.java

+3 −0

Original line number	Diff line number	Diff line
		@@ -18322,6 +18322,9 @@ public class ActivityManagerService extends IActivityManager.Stub
		}
		thread = record.getThread();
		}
		if (thread == null) {
		throw new IllegalStateException("app ActivityThread is null");
		}
		try {
		thread.getExecutableMethodFileOffsets(methodDescriptor, callback);
		} catch (RemoteException e) {