[issue38323] test_ayncio: test_close_kill_running() hangs on AMD64 RHEL7 Refleaks 3.x

[STINNER Victor]

STINNER Victor <vstinner at python.org> added the comment:

Fail on x86 Gentoo Refleaks 3.x:
https://buildbot.python.org/all/#/builders/1/builds/737

(...)
Loop <_UnixSelectorEventLoop running=False closed=True debug=False> that handles pid 8654 is closed
.Timeout (3:15:00)!
Thread 0xb7b92700 (most recent call first):
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/selectors.py", line 468 in select
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/asyncio/base_events.py", line 1837 in _run_once
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/asyncio/base_events.py", line 589 in run_forever
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/asyncio/base_events.py", line 621 in run_until_complete
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/test/test_asyncio/test_subprocess.py", line 484 in test_close_kill_running
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/unittest/case.py", line 616 in _callTestMethod
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/unittest/case.py", line 659 in run
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/unittest/case.py", line 719 in __call__
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/unittest/suite.py", line 122 in run
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/unittest/suite.py", line 84 in __call__
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/unittest/suite.py", line 122 in run
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/unittest/suite.py", line 84 in __call__
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/unittest/suite.py", line 122 in run
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/unittest/suite.py", line 84 in __call__
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/unittest/suite.py", line 122 in run
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/unittest/suite.py", line 84 in __call__
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/unittest/suite.py", line 122 in run
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/unittest/suite.py", line 84 in __call__
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/test/support/testresult.py", line 162 in run
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/test/support/__init__.py", line 2032 in _run_suite
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/test/support/__init__.py", line 2128 in run_unittest
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/test/libregrtest/runtest.py", line 209 in _test_module
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/test/libregrtest/refleak.py", line 87 in dash_R
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/test/libregrtest/runtest.py", line 232 in _runtest_inner2
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/test/libregrtest/runtest.py", line 270 in _runtest_inner
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/test/libregrtest/runtest.py", line 153 in _runtest
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/test/libregrtest/runtest.py", line 193 in runtest
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/test/libregrtest/runtest_mp.py", line 67 in run_tests_worker
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/test/libregrtest/main.py", line 654 in _main
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/test/libregrtest/main.py", line 634 in main
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/test/libregrtest/main.py", line 712 in main
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/test/regrtest.py", line 43 in _main
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/test/regrtest.py", line 47 in <module>
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/runpy.py", line 85 in _run_code
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/runpy.py", line 192 in _run_module_as_main

== Tests result: FAILURE ==

410 tests OK.

10 slowest tests:
- test_concurrent_futures: 23 min 2 sec
- test_multiprocessing_spawn: 22 min 6 sec
- test_multiprocessing_forkserver: 15 min 51 sec
- test_multiprocessing_fork: 10 min 15 sec
- test_regrtest: 10 min 10 sec
- test_gdb: 8 min 26 sec
- test_lib2to3: 7 min 31 sec
- test_pickle: 7 min
- test_io: 6 min 50 sec
- test_subprocess: 6 min 37 sec

1 test failed:
    test_asyncio

8 tests skipped:
    test_devpoll test_kqueue test_msilib test_startfile
    test_winconsoleio test_winreg test_winsound test_zipfile64
4:25:59 load avg: 1.55
4:25:59 load avg: 1.55 Re-running failed tests in verbose mode
4:25:59 load avg: 1.55 Re-running test_asyncio in verbose mode
(...)
test_close_kill_running (test.test_asyncio.test_subprocess.SubprocessMultiLoopWatcherTests) ... Timeout (3:15:00)!
Thread 0xb7c51700 (most recent call first):
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/selectors.py", line 468 in select
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/asyncio/base_events.py", line 1837 in _run_once
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/asyncio/base_events.py", line 589 in run_forever
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/asyncio/base_events.py", line 621 in run_until_complete
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/test/test_asyncio/test_subprocess.py", line 484 in test_close_kill_running
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/unittest/case.py", line 616 in _callTestMethod
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/unittest/case.py", line 659 in run
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/unittest/case.py", line 719 in __call__
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/unittest/suite.py", line 122 in run
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/unittest/suite.py", line 84 in __call__
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/unittest/suite.py", line 122 in run
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/unittest/suite.py", line 84 in __call__
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/unittest/suite.py", line 122 in run
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/unittest/suite.py", line 84 in __call__
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/unittest/suite.py", line 122 in run
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/unittest/suite.py", line 84 in __call__
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/unittest/suite.py", line 122 in run
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/unittest/suite.py", line 84 in __call__
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/unittest/runner.py", line 176 in run
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/test/support/__init__.py", line 2032 in _run_suite
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/test/support/__init__.py", line 2128 in run_unittest
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/test/libregrtest/runtest.py", line 209 in _test_module
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/test/libregrtest/refleak.py", line 87 in dash_R
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/test/libregrtest/runtest.py", line 232 in _runtest_inner2
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/test/libregrtest/runtest.py", line 270 in _runtest_inner
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/test/libregrtest/runtest.py", line 153 in _runtest
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/test/libregrtest/runtest.py", line 193 in runtest
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/test/libregrtest/main.py", line 318 in rerun_failed_tests
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/test/libregrtest/main.py", line 691 in _main
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/test/libregrtest/main.py", line 634 in main
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/test/libregrtest/main.py", line 712 in main
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/test/__main__.py", line 2 in <module>
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/runpy.py", line 85 in _run_code
  File "/buildbot/buildarea/cpython/3.x.ware-gentoo-x86.refleak/build/Lib/runpy.py", line 192 in _run_module_as_main
make: *** [Makefile:1163: buildbottest] Error 1

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<https://bugs.python.org/issue38323>
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