diff --git a/lib/internal/test_runner/runner.js b/lib/internal/test_runner/runner.js
index bafffc218ced75..875cc4247262c4 100644
--- a/lib/internal/test_runner/runner.js
+++ b/lib/internal/test_runner/runner.js
@@ -15,6 +15,8 @@ const {
   SafePromiseAllSettledReturnVoid,
   SafeMap,
   SafeSet,
+  StringPrototypeIndexOf,
+  StringPrototypeSlice,
   StringPrototypeStartsWith,
 } = primordials;
 
@@ -50,6 +52,7 @@ const {
 
 const kFilterArgs = ['--test', '--experimental-test-coverage', '--watch'];
 const kFilterArgValues = ['--test-reporter', '--test-reporter-destination'];
+const kDiagnosticsFilterArgs = ['tests', 'pass', 'fail', 'cancelled', 'skipped', 'todo', 'duration_ms'];
 
 // TODO(cjihrig): Replace this with recursive readdir once it lands.
 function processPath(path, testFiles, options) {
@@ -129,6 +132,13 @@ function getRunArgs({ path, inspectPort }) {
 
 class FileTest extends Test {
   #buffer = [];
+  #checkNestedComment({ comment }) {
+    const firstSpaceIndex = StringPrototypeIndexOf(comment, ' ');
+    if (firstSpaceIndex === -1) return false;
+    const secondSpaceIndex = StringPrototypeIndexOf(comment, ' ', firstSpaceIndex + 1);
+    return secondSpaceIndex === -1 &&
+          ArrayPrototypeIncludes(kDiagnosticsFilterArgs, StringPrototypeSlice(comment, 0, firstSpaceIndex));
+  }
   #handleReportItem({ kind, node, nesting = 0 }) {
     nesting += 1;
 
@@ -182,7 +192,7 @@ class FileTest extends Test {
         break;
 
       case TokenKind.COMMENT:
-        if (nesting === 1) {
+        if (nesting === 1 && this.#checkNestedComment(node)) {
           // Ignore file top level diagnostics
           break;
         }
diff --git a/test/message/test_runner_output_cli.out b/test/message/test_runner_output_cli.out
index a8e2f2c5b586f4..525f8db3c885e3 100644
--- a/test/message/test_runner_output_cli.out
+++ b/test/message/test_runner_output_cli.out
@@ -629,6 +629,12 @@ TAP version 13
         *
       ...
     1..65
+    # Warning: Test "unhandled rejection - passes but warns" generated asynchronous activity after the test ended. This activity created the error "Error: rejected from unhandled rejection fail" and would have caused the test to fail, but instead triggered an unhandledRejection event.
+    # Warning: Test "async unhandled rejection - passes but warns" generated asynchronous activity after the test ended. This activity created the error "Error: rejected from async unhandled rejection fail" and would have caused the test to fail, but instead triggered an unhandledRejection event.
+    # Warning: Test "immediate throw - passes but warns" generated asynchronous activity after the test ended. This activity created the error "Error: thrown from immediate throw fail" and would have caused the test to fail, but instead triggered an uncaughtException event.
+    # Warning: Test "immediate reject - passes but warns" generated asynchronous activity after the test ended. This activity created the error "Error: rejected from immediate reject fail" and would have caused the test to fail, but instead triggered an unhandledRejection event.
+    # Warning: Test "callback called twice in different ticks" generated asynchronous activity after the test ended. This activity created the error "Error [ERR_TEST_FAILURE]: callback invoked multiple times" and would have caused the test to fail, but instead triggered an uncaughtException event.
+    # Warning: Test "callback async throw after done" generated asynchronous activity after the test ended. This activity created the error "Error: thrown from callback async throw after done" and would have caused the test to fail, but instead triggered an uncaughtException event.
 not ok 1 - *test_runner_output.js
   ---
   duration_ms: *
diff --git a/test/message/test_runner_output_spec_reporter.out b/test/message/test_runner_output_spec_reporter.out
index f7e2b7e66d800a..cf47c7ac7e33ff 100644
--- a/test/message/test_runner_output_spec_reporter.out
+++ b/test/message/test_runner_output_spec_reporter.out
@@ -58,9 +58,9 @@
 
  async assertion fail (*ms)
   AssertionError [ERR_ASSERTION]: Expected values to be strictly equal:
-  
+
   true !== false
-  
+
   *
   *
   *