diff --git a/Makefile b/Makefile
index 6a334d96901b85..67a568cfa54efe 100644
--- a/Makefile
+++ b/Makefile
@@ -333,7 +333,7 @@ test-all-valgrind: test-build
 	$(PYTHON) tools/test.py --mode=debug,release --valgrind
 
 CI_NATIVE_SUITES := addons addons-napi
-CI_JS_SUITES := async-hooks doctool inspector known_issues message parallel pseudo-tty sequential
+CI_JS_SUITES := abort async-hooks doctool inspector known_issues message parallel pseudo-tty sequential
 
 # Build and test addons without building anything else
 test-ci-native: LOGLEVEL := info
diff --git a/test/abort/test-abort-backtrace.js b/test/abort/test-abort-backtrace.js
index dd108171684018..6d3121e538eb02 100644
--- a/test/abort/test-abort-backtrace.js
+++ b/test/abort/test-abort-backtrace.js
@@ -10,13 +10,19 @@ if (process.argv[2] === 'child') {
   process.abort();
 } else {
   const child = cp.spawnSync(`${process.execPath}`, [`${__filename}`, 'child']);
-  const frames =
-      child.stderr.toString().trimRight().split('\n').map((s) => s.trim());
+  const stderr = child.stderr.toString();
 
   assert.strictEqual(child.stdout.toString(), '');
-  assert.ok(frames.length > 0);
-  // All frames should start with a frame number.
-  assert.ok(frames.every((frame, index) => frame.startsWith(`${index + 1}:`)));
-  // At least some of the frames should include the binary name.
-  assert.ok(frames.some((frame) => frame.includes(`[${process.execPath}]`)));
+  // stderr will be empty for systems that don't support backtraces.
+  if (stderr !== '') {
+    const frames = stderr.trimRight().split('\n').map((s) => s.trim());
+
+    if (!frames.every((frame, index) => frame.startsWith(`${index + 1}:`))) {
+      assert.fail(`Each frame should start with a frame number:\n${stderr}`);
+    }
+
+    if (!frames.some((frame) => frame.includes(`[${process.execPath}]`))) {
+      assert.fail(`Some frames should include the binary name:\n${stderr}`);
+    }
+  }
 }
diff --git a/test/abort/test-abort-uncaught-exception.js b/test/abort/test-abort-uncaught-exception.js
index fb30cfba3cd34a..e88a56a48954c6 100644
--- a/test/abort/test-abort-uncaught-exception.js
+++ b/test/abort/test-abort-uncaught-exception.js
@@ -9,7 +9,7 @@ if (process.argv[2] === 'child') {
   throw new Error('child error');
 } else {
   run('', null);
-  run('--abort-on-uncaught-exception', ['SIGABRT', 'SIGILL']);
+  run('--abort-on-uncaught-exception', ['SIGABRT', 'SIGTRAP', 'SIGILL']);
 }
 
 function run(flags, signals) {
@@ -26,7 +26,7 @@ function run(flags, signals) {
         assert.strictEqual(code, 1);
     } else {
       if (signals)
-        assert.strictEqual(signals.includes(sig), true);
+        assert(signals.includes(sig), `Unexpected signal ${sig}`);
       else
         assert.strictEqual(sig, null);
     }
diff --git a/test/abort/testcfg.py b/test/abort/testcfg.py
index 5e441845681c52..e509d0453c40fb 100644
--- a/test/abort/testcfg.py
+++ b/test/abort/testcfg.py
@@ -3,4 +3,4 @@
 import testpy
 
 def GetConfiguration(context, root):
-  return testpy.SimpleTestConfiguration(context, root, 'abort')
+  return testpy.AbortTestConfiguration(context, root, 'abort')
diff --git a/test/testpy/__init__.py b/test/testpy/__init__.py
index 0efabae02c005c..37e5ac710bcdf8 100644
--- a/test/testpy/__init__.py
+++ b/test/testpy/__init__.py
@@ -180,3 +180,15 @@ def ListTests(self, current_path, path, arch, mode):
     for test in result:
       test.parallel = True
     return result
+
+class AbortTestConfiguration(SimpleTestConfiguration):
+  def __init__(self, context, root, section, additional=None):
+    super(AbortTestConfiguration, self).__init__(context, root, section,
+                                                 additional)
+
+  def ListTests(self, current_path, path, arch, mode):
+    result = super(AbortTestConfiguration, self).ListTests(
+         current_path, path, arch, mode)
+    for test in result:
+      test.disable_core_files = True
+    return result
diff --git a/tools/test.py b/tools/test.py
index 92ccb3df20611e..5a50c7f2e6ccc6 100755
--- a/tools/test.py
+++ b/tools/test.py
@@ -492,6 +492,7 @@ def __init__(self, context, path, arch, mode):
     self.arch = arch
     self.mode = mode
     self.parallel = False
+    self.disable_core_files = False
     self.thread_id = 0
 
   def IsNegative(self):
@@ -516,7 +517,8 @@ def RunCommand(self, command, env):
     output = Execute(full_command,
                      self.context,
                      self.context.GetTimeout(self.mode),
-                     env)
+                     env,
+                     disable_core_files = self.disable_core_files)
     self.Cleanup()
     return TestOutput(self,
                       full_command,
@@ -718,7 +720,7 @@ def CheckedUnlink(name):
       PrintError("os.unlink() " + str(e))
     break
 
-def Execute(args, context, timeout=None, env={}, faketty=False):
+def Execute(args, context, timeout=None, env={}, faketty=False, disable_core_files=False):
   if faketty:
     import pty
     (out_master, fd_out) = pty.openpty()
@@ -740,6 +742,14 @@ def Execute(args, context, timeout=None, env={}, faketty=False):
   for key, value in env.iteritems():
     env_copy[key] = value
 
+  preexec_fn = None
+
+  if disable_core_files and not utils.IsWindows():
+    def disableCoreFiles():
+      import resource
+      resource.setrlimit(resource.RLIMIT_CORE, (0,0))
+    preexec_fn = disableCoreFiles
+
   (process, exit_code, timed_out, output) = RunProcess(
     context,
     timeout,
@@ -749,7 +759,8 @@ def Execute(args, context, timeout=None, env={}, faketty=False):
     stderr = fd_err,
     env = env_copy,
     faketty = faketty,
-    pty_out = pty_out
+    pty_out = pty_out,
+    preexec_fn = preexec_fn
   )
   if faketty:
     os.close(out_master)
@@ -1237,6 +1248,7 @@ def __init__(self, case, outcomes):
     self.case = case
     self.outcomes = outcomes
     self.parallel = self.case.parallel
+    self.disable_core_files = self.case.disable_core_files
 
 
 class Configuration(object):