fix(dns): fixed lookup error handling; (#6175)

lib/adapters/http.js

@@ -171,6 +171,10 @@ export default isHttpAdapterSupported && function httpAdapter(config) {
       // hotfix to support opt.all option which is required for node 20.x
       lookup = (hostname, opt, cb) => {
         _lookup(hostname, opt, (err, arg0, arg1) => {
+          if (err) {
+            return cb(err);
+          }
+
           const addresses = utils.isArray(arg0) ? arg0.map(addr => buildAddressEntry(addr)) : [buildAddressEntry(arg0, arg1)];
 
           opt.all ? cb(err, addresses) : cb(err, addresses[0].address, addresses[0].family);

test/unit/adapters/http.js

@@ -9,6 +9,7 @@ import util from 'util';
 import assert from 'assert';
 import fs from 'fs';
 import path from 'path';
+import {lookup} from 'dns';
 let server, proxy;
 import AxiosError from '../../../lib/core/AxiosError.js';
 import FormDataLegacy from 'form-data';
@@ -2216,5 +2217,13 @@ describe('supports http with nodejs', function () {
 
       assert.strictEqual(data, payload);
     });
+
+    it('should handle errors', () => {
+      return assert.rejects(async () => {
+        await axios.get('https://no-such-domain-987654.com', {
+          lookup
+        });
+      }, /ENOTFOUND/);
+    });
   });
 });