https://luci-milo.appspot.com/buildbot/chromeos/wizpig-paladin/1222

provision: FAIL: Unhandled DevServerException: CrOS auto-update failed for host chromeos2-row8-rack8-host12: SSHConnectionError: ssh: connect to host chromeos2-row8-rack8-host12 port 22: Connection timed out


https://pantheon.corp.google.com/storage/browser/chromeos-autotest-results/hosts/chromeos2-row8-rack8-host12/832615-provision


UnhandledTestFail: Unhandled DevServerException: CrOS auto-update failed for host chromeos2-row8-rack8-host12: SSHConnectionError: ssh: connect to host chromeos2-row8-rack8-host12 port 22: Connection timed out
Traceback (most recent call last):
  File "/usr/local/autotest/client/common_lib/test.py", line 806, in _call_test_function
    return func(*args, **dargs)
  File "/usr/local/autotest/client/common_lib/test.py", line 470, in execute
    dargs)
  File "/usr/local/autotest/client/common_lib/test.py", line 347, in _call_run_once_with_retry
    postprocess_profiled_run, args, dargs)
  File "/usr/local/autotest/client/common_lib/test.py", line 380, in _call_run_once
    self.run_once(*args, **dargs)
  File "/usr/local/autotest/server/site_tests/provision_AutoUpdate/provision_AutoUpdate.py", line 121, in run_once
    with_cheets=with_cheets)
  File "/usr/local/autotest/server/afe_utils.py", line 124, in machine_install_and_update_labels
    *args, **dargs)
  File "/usr/local/autotest/server/hosts/cros_host.py", line 815, in machine_install_by_devserver
    force_original=force_original)
  File "/usr/local/autotest/client/common_lib/cros/dev_server.py", line 2255, in auto_update
    error_msg % (host_name, error_list[0]))