fixup! timers: fix arbitrary object clearImmediate errors

test/parallel/test-repl-clear-immediate-crash.js

@@ -0,0 +1,12 @@
+'use strict';
+const common = require('../common');
+const child_process = require('child_process');
+const assert = require('assert');
+
+// Regression test for https://github.com/nodejs/node/issues/37806:
+const proc = child_process.spawn(process.execPath, ['-i']);
+proc.on('error', common.mustNotCall());
+proc.on('exit', common.mustCall((code) => {
+  assert.strictEqual(code, 0);
+}));
+proc.stdin.write('clearImmediate({});\n.exit\n');

test/parallel/test-timers-clear-object-does-not-throw-error.js

@@ -0,0 +1,8 @@
+'use strict';
+require('../common');
+
+// This test makes sure clearing timers with
+// objects doesn't throw
+clearImmediate({});
+clearTimeout({});
+clearInterval({});