diff -r 2c3cc4b01880 -r c16ac7a2eba4 src/jdk.jfr/share/classes/jdk/jfr/internal/tool/Disassemble.java
--- a/src/jdk.jfr/share/classes/jdk/jfr/internal/tool/Disassemble.java	Wed Oct 30 16:14:56 2019 +0100
+++ b/src/jdk.jfr/share/classes/jdk/jfr/internal/tool/Disassemble.java	Wed Oct 30 19:43:52 2019 +0100
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2016, 2018, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2016, 2019, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -41,6 +41,7 @@
 import java.util.List;
 
 import jdk.jfr.internal.consumer.ChunkHeader;
+import jdk.jfr.internal.consumer.FileAccess;
 import jdk.jfr.internal.consumer.RecordingInput;
 
 final class Disassemble extends Command {
@@ -163,7 +164,7 @@
     }
 
     private List<Long> findChunkSizes(Path p) throws IOException {
-        try (RecordingInput input = new RecordingInput(p.toFile())) {
+        try (RecordingInput input = new RecordingInput(p.toFile(), FileAccess.UNPRIVILIGED)) {
             List<Long> sizes = new ArrayList<>();
             ChunkHeader ch = new ChunkHeader(input);
             sizes.add(ch.getSize());