diff --git a/lib/internal/test_runner/runner.js b/lib/internal/test_runner/runner.js
index 38f7022314ed73..0b426929d57eaa 100644
--- a/lib/internal/test_runner/runner.js
+++ b/lib/internal/test_runner/runner.js
@@ -7,6 +7,7 @@ const {
   ArrayPrototypeJoin,
   ArrayPrototypePush,
   ArrayPrototypeSlice,
+  ArrayPrototypeSome,
   ArrayPrototypeSort,
   ObjectAssign,
   PromisePrototypeThen,
@@ -16,6 +17,7 @@ const {
   SafeMap,
   SafeSet,
   StringPrototypeRepeat,
+  StringPrototypeStartsWith,
 } = primordials;
 
 const { spawn } = require('child_process');
@@ -117,7 +119,8 @@ function createTestFileList() {
 function filterExecArgv(arg, i, arr) {
   return !ArrayPrototypeIncludes(kFilterArgs, arg) &&
     !ArrayPrototypeIncludes(kFilterArgValues, arg) &&
-    !ArrayPrototypeIncludes(kFilterArgValues, arr[i - 1]);
+    !ArrayPrototypeIncludes(kFilterArgValues, arr[i - 1]) &&
+    !ArrayPrototypeSome(kFilterArgValues, (p) => StringPrototypeStartsWith(arg, `${p}=`));
 }
 
 function getRunArgs({ path, inspectPort }) {
diff --git a/lib/internal/test_runner/test.js b/lib/internal/test_runner/test.js
index 66f43d0b1f7a31..743c5832e64207 100644
--- a/lib/internal/test_runner/test.js
+++ b/lib/internal/test_runner/test.js
@@ -7,6 +7,7 @@ const {
   ArrayPrototypeSlice,
   ArrayPrototypeSome,
   ArrayPrototypeUnshift,
+  Boolean,
   FunctionPrototype,
   MathMax,
   Number,
@@ -173,7 +174,7 @@ class Test extends AsyncResource {
       this.concurrency = 1;
       this.nesting = 0;
       this.only = testOnlyFlag;
-      this.reporter = new TapStream({ objectMode: hasReporters });
+      this.reporter = new TapStream({ __proto__: null, objectMode: hasReporters });
       this.runOnlySubtests = this.only;
       this.testNumber = 0;
       this.timeout = kDefaultTimeout;
diff --git a/lib/test/reporter/dot.js b/lib/test/reporter/dot.js
index 970603e06a4226..80d07092ccb05a 100644
--- a/lib/test/reporter/dot.js
+++ b/lib/test/reporter/dot.js
@@ -3,8 +3,8 @@
 module.exports = async function*(source) {
   for await (const { type } of source) {
     if (type === 'test:fail' || type === 'test:pass') {
-      yield ".";
+      yield '.';
     }
   }
-  yield "\n";
+  yield '\n';
 };
diff --git a/lib/test/reporter/spec.js b/lib/test/reporter/spec.js
index b73a1741e2db20..5e618ab7588a73 100644
--- a/lib/test/reporter/spec.js
+++ b/lib/test/reporter/spec.js
@@ -1,6 +1,10 @@
 'use strict';
 
-const console = require('console');
+const {
+  ArrayPrototypePop,
+  ArrayPrototypeShift,
+  ArrayPrototypeUnshift,
+} = primordials;
 const Transform = require('internal/streams/transform');
 const { green, blue, red, white } = require('internal/util/colors');
 
@@ -34,21 +38,23 @@ class SpecReporter extends Transform {
     switch (type) {
       case 'test:fail':
       case 'test:pass': {
-        this.#stack.shift();
+        ArrayPrototypeShift(this.#stack); // This is the matching `test:subtest` event
         let prefix = '';
         while (this.#stack.length) {
-          const msg = this.#stack.pop();
-          this.#reported.unshift(msg);
+          // Report all the parent `test:subtest` events
+          const msg = ArrayPrototypePop(this.#stack);
+          ArrayPrototypeUnshift(this.#reported, msg);
           prefix += `${this.#indent(msg.nesting)}${symbols['arrow:right']}${msg.name}\n`;
         }
         if (this.#reported[0] && this.#reported[0].nesting === data.nesting && this.#reported[0].name === data.name) {
-          this.#reported.shift();
+          // If this test has had children - it was already reporter, so slightly modify the output
+          ArrayPrototypeShift(this.#reported);
           return `${prefix}${this.#indent(data.nesting)}${color}${symbols['arrow:right']}${white}${data.name}\n\n`;
         }
         return `${prefix}${this.#indent(data.nesting)}${color}${symbol}${data.name}${white}\n`;
       }
       case 'test:subtest':
-        this.#stack.unshift(data);
+        ArrayPrototypeUnshift(this.#stack, data);
         break;
       case 'test:diagnostic':
         return `${color}${symbol}${data}${white}\n`;