[Webkit-unassigned] [Bug 229994] New: Exception in run-webkit-tests: Bad file descriptor

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=229994

            Bug ID: 229994
           Summary: Exception in run-webkit-tests: Bad file descriptor
           Product: WebKit
           Version: WebKit Nightly Build
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: Tools / Tests
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: aakash_jain at apple.com

Exception in run-webkit-tests: Bad file descriptor
e.g.: https://build.webkit.org/#/builders/45/builds/2047/steps/11/logs/stdio

OSError raised: [Errno 9] Bad file descriptor (from worker/2)
Traceback (most recent call last):
  File "/Volumes/Data/worker/ipados-simulator-14-release-tests-wk2/build/Tools/Scripts/webkitpy/layout_tests/run_webkit_tests.py", line 92, in main
    run_details = run(port, options, args, stderr)
  File "/Volumes/Data/worker/ipados-simulator-14-release-tests-wk2/build/Tools/Scripts/webkitpy/layout_tests/run_webkit_tests.py", line 494, in run
    run_details = manager.run(args)
  File "/Volumes/Data/worker/ipados-simulator-14-release-tests-wk2/build/Tools/Scripts/webkitpy/layout_tests/controllers/manager.py", line 413, in run
    temp_initial_results, temp_retry_results, temp_enabled_pixel_tests_in_retry = self._run_test_subset(test_inputs, device_type=device_type)
  File "/Volumes/Data/worker/ipados-simulator-14-release-tests-wk2/build/Tools/Scripts/webkitpy/layout_tests/controllers/manager.py", line 487, in _run_test_subset
    initial_results = self._run_tests(test_inputs, self._options.repeat_each, self._options.iterations, int(self._options.child_processes), retrying=False, device_type=device_type)
  File "/Volumes/Data/worker/ipados-simulator-14-release-tests-wk2/build/Tools/Scripts/webkitpy/layout_tests/controllers/manager.py", line 566, in _run_tests
    return self._runner.run_tests(self._expectations[device_type], new_test_inputs, num_workers, retrying, device_type)
  File "/Volumes/Data/worker/ipados-simulator-14-release-tests-wk2/build/Tools/Scripts/webkitpy/layout_tests/controllers/layout_test_runner.py", line 179, in run_tests
    pool.wait()
  File "/Volumes/Data/worker/ipados-simulator-14-release-tests-wk2/build/Tools/Scripts/libraries/webkitcorepy/webkitcorepy/task_pool.py", line 423, in wait
    self.queue.receive()(self)
  File "/Volumes/Data/worker/ipados-simulator-14-release-tests-wk2/build/Tools/Scripts/libraries/webkitcorepy/webkitcorepy/task_pool.py", line 133, in __call__
    reraise(*self.exc_info)
  File "/Volumes/Data/worker/ipados-simulator-14-release-tests-wk2/build/Tools/Scripts/libraries/autoinstalled/python-3/six.py", line 702, in reraise
    raise value.with_traceback(tb)
  File "/Volumes/Data/worker/ipados-simulator-14-release-tests-wk2/build/Tools/Scripts/libraries/webkitcorepy/webkitcorepy/task_pool.py", line 296, in main
    queue.send(_Result(value=task(None), id=task.id))
  File "/Volumes/Data/worker/ipados-simulator-14-release-tests-wk2/build/Tools/Scripts/libraries/webkitcorepy/webkitcorepy/task_pool.py", line 56, in __call__
    return self.function(*self.args, **self.kwargs)
  File "/Volumes/Data/worker/ipados-simulator-14-release-tests-wk2/build/Tools/Scripts/webkitpy/layout_tests/controllers/layout_test_runner.py", line 76, in run_shard
    return Worker.instance.run_tests(shard)
  File "/Volumes/Data/worker/ipados-simulator-14-release-tests-wk2/build/Tools/Scripts/webkitpy/layout_tests/controllers/layout_test_runner.py", line 318, in run_tests
    Worker.instance.run_test(input, shard.name)
  File "/Volumes/Data/worker/ipados-simulator-14-release-tests-wk2/build/Tools/Scripts/webkitpy/layout_tests/controllers/layout_test_runner.py", line 358, in run_test
    self._clean_up_after_test(test_input, result)
  File "/Volumes/Data/worker/ipados-simulator-14-release-tests-wk2/build/Tools/Scripts/webkitpy/layout_tests/controllers/layout_test_runner.py", line 411, in _clean_up_after_test
    self._kill_driver()
  File "/Volumes/Data/worker/ipados-simulator-14-release-tests-wk2/build/Tools/Scripts/webkitpy/layout_tests/controllers/layout_test_runner.py", line 398, in _kill_driver
    driver.stop()
  File "/Volumes/Data/worker/ipados-simulator-14-release-tests-wk2/build/Tools/Scripts/webkitpy/port/driver.py", line 843, in stop
    self._driver.stop()
  File "/Volumes/Data/worker/ipados-simulator-14-release-tests-wk2/build/Tools/Scripts/webkitpy/port/driver.py", line 515, in stop
    self._server_process.stop(self._port.driver_stop_timeout())
  File "/Volumes/Data/worker/ipados-simulator-14-release-tests-wk2/build/Tools/Scripts/webkitpy/port/simulator_process.py", line 140, in stop
    return self._wait_for_stop(timeout_secs)
  File "/Volumes/Data/worker/ipados-simulator-14-release-tests-wk2/build/Tools/Scripts/webkitpy/port/server_process.py", line 428, in _wait_for_stop
    self._wait_for_data_and_update_buffers_using_select(now, stopping=True)
  File "/Volumes/Data/worker/ipados-simulator-14-release-tests-wk2/build/Tools/Scripts/webkitpy/port/server_process.py", line 286, in _wait_for_data_and_update_buffers_using_select
    read_fds, _, _ = select.select(select_fds, [], select_fds, max(deadline - time.time(), 0))
OSError: [Errno 9] Bad file descriptor (from worker/2)

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