diff --git a/nova/tests/functional/regressions/test_bug_1849409.py b/nova/tests/functional/regressions/test_bug_1849409.py
new file mode 100644
index 000000000000..0f0dd3f6fdde
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+++ b/nova/tests/functional/regressions/test_bug_1849409.py
@@ -0,0 +1,69 @@
+# Licensed under the Apache License, Version 2.0 (the "License"); you may
+# not use this file except in compliance with the License. You may obtain
+# a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+# License for the specific language governing permissions and limitations
+# under the License.
+
+from nova import test
+from nova.tests import fixtures as nova_fixtures
+from nova.tests.functional import integrated_helpers
+from nova.tests.unit.image import fake as fake_image
+from nova import utils
+
+
+class ListDeletedServersWithMarker(test.TestCase,
+                                   integrated_helpers.InstanceHelperMixin):
+    """Regression test for bug 1849409 introduced in Queens where listing
+    deleted servers with a marker returns the wrong results because the marker
+    is nulled out if BuildRequestList.get_by_filters does not raise
+    MarkerNotFound, but that does not mean the marker was found in the build
+    request list.
+    """
+    def setUp(self):
+        super(ListDeletedServersWithMarker, self).setUp()
+        # Start standard fixtures.
+        self.useFixture(nova_fixtures.PlacementFixture())
+        self.useFixture(nova_fixtures.NeutronFixture(self))
+        fake_image.stub_out_image_service(self)
+        self.addCleanup(fake_image.FakeImageService_reset)
+        # Start nova services.
+        self.api = self.useFixture(nova_fixtures.OSAPIFixture(
+            api_version='v2.1')).admin_api
+        self.start_service('conductor')
+        self.start_service('scheduler')
+        self.start_service('compute')
+
+    def test_list_deleted_servers_with_marker(self):
+        # Create a server.
+        server = self._build_minimal_create_server_request(
+            self.api, 'test_list_deleted_servers_with_marker',
+            image_uuid=fake_image.get_valid_image_id(),
+            networks='none')
+        # networks='none' requires microversion >= 2.37
+        with utils.temporary_mutation(self.api, microversion='2.37'):
+            server = self.api.post_server({'server': server})
+        server = self._wait_for_state_change(self.api, server, 'ACTIVE')
+        # Now delete the server and wait for it to be gone.
+        self.api.delete_server(server['id'])
+        self._wait_until_deleted(server)
+        # List deleted servers, we should get the one back.
+        servers = self.api.get_servers(detail=False,
+                                       search_opts={'deleted': True,
+                                                    'name': server['name']})
+        self.assertEqual(1, len(servers), servers)
+        self.assertEqual(server['id'], servers[0]['id'])
+        # Now list deleted servers with a marker which should not return the
+        # marker instance.
+        servers = self.api.get_servers(detail=False,
+                                       search_opts={'deleted': True,
+                                                    'marker': server['id']})
+        # FIXME(mriedem): This is bug 1849409 where the marker param is not
+        # honored correctly when using deleted=True.
+        server_names = [serv['name'] for serv in servers]
+        self.assertIn(server['name'], server_names)