New submission from STINNER Victor <vstin...@redhat.com>:

POWER6 AIX 3.x:
https://buildbot.python.org/all/#/builders/161/builds/1050

======================================================================
ERROR: test_rapid_restart 
(test.test_multiprocessing_forkserver.WithManagerTestManagerRestart)
----------------------------------------------------------------------
Traceback (most recent call last):
  File 
"/home/buildbot/buildarea/3.x.aixtools-aix-power6/build/Lib/test/_test_multiprocessing.py",
 line 2872, in test_rapid_restart
    queue = manager.get_queue()
  File 
"/home/buildbot/buildarea/3.x.aixtools-aix-power6/build/Lib/multiprocessing/managers.py",
 line 737, in temp
    token, exp = self._create(typeid, *args, **kwds)
  File 
"/home/buildbot/buildarea/3.x.aixtools-aix-power6/build/Lib/multiprocessing/managers.py",
 line 620, in _create
    conn = self._Client(self._address, authkey=self._authkey)
  File 
"/home/buildbot/buildarea/3.x.aixtools-aix-power6/build/Lib/multiprocessing/connection.py",
 line 796, in XmlClient
    return ConnectionWrapper(Client(*args, **kwds), _xml_dumps, _xml_loads)
  File 
"/home/buildbot/buildarea/3.x.aixtools-aix-power6/build/Lib/multiprocessing/connection.py",
 line 502, in Client
    c = SocketClient(address)
  File 
"/home/buildbot/buildarea/3.x.aixtools-aix-power6/build/Lib/multiprocessing/connection.py",
 line 629, in SocketClient
    s.connect(address)
ConnectionRefusedError: [Errno 79] Connection refused

======================================================================
ERROR: test_remote 
(test.test_multiprocessing_forkserver.WithManagerTestRemoteManager)
----------------------------------------------------------------------
Traceback (most recent call last):
  File 
"/home/buildbot/buildarea/3.x.aixtools-aix-power6/build/Lib/test/_test_multiprocessing.py",
 line 2835, in test_remote
    manager2.connect()
  File 
"/home/buildbot/buildarea/3.x.aixtools-aix-power6/build/Lib/multiprocessing/managers.py",
 line 545, in connect
    conn = Client(self._address, authkey=self._authkey)
  File 
"/home/buildbot/buildarea/3.x.aixtools-aix-power6/build/Lib/multiprocessing/connection.py",
 line 796, in XmlClient
    return ConnectionWrapper(Client(*args, **kwds), _xml_dumps, _xml_loads)
  File 
"/home/buildbot/buildarea/3.x.aixtools-aix-power6/build/Lib/multiprocessing/connection.py",
 line 508, in Client
    answer_challenge(c, authkey)
  File 
"/home/buildbot/buildarea/3.x.aixtools-aix-power6/build/Lib/multiprocessing/connection.py",
 line 751, in answer_challenge
    message = connection.recv_bytes(256)         # reject large message
  File 
"/home/buildbot/buildarea/3.x.aixtools-aix-power6/build/Lib/multiprocessing/connection.py",
 line 216, in recv_bytes
    buf = self._recv_bytes(maxlength)
  File 
"/home/buildbot/buildarea/3.x.aixtools-aix-power6/build/Lib/multiprocessing/connection.py",
 line 414, in _recv_bytes
    buf = self._recv(4)
  File 
"/home/buildbot/buildarea/3.x.aixtools-aix-power6/build/Lib/multiprocessing/connection.py",
 line 379, in _recv
    chunk = read(handle, remaining)
ConnectionResetError: [Errno 73] Connection reset by peer

======================================================================
ERROR: test_rapid_restart 
(test.test_multiprocessing_forkserver.WithProcessesTestManagerRestart)
----------------------------------------------------------------------
Traceback (most recent call last):
  File 
"/home/buildbot/buildarea/3.x.aixtools-aix-power6/build/Lib/test/_test_multiprocessing.py",
 line 2872, in test_rapid_restart
    queue = manager.get_queue()
  File 
"/home/buildbot/buildarea/3.x.aixtools-aix-power6/build/Lib/multiprocessing/managers.py",
 line 737, in temp
    token, exp = self._create(typeid, *args, **kwds)
  File 
"/home/buildbot/buildarea/3.x.aixtools-aix-power6/build/Lib/multiprocessing/managers.py",
 line 620, in _create
    conn = self._Client(self._address, authkey=self._authkey)
  File 
"/home/buildbot/buildarea/3.x.aixtools-aix-power6/build/Lib/multiprocessing/connection.py",
 line 796, in XmlClient
    return ConnectionWrapper(Client(*args, **kwds), _xml_dumps, _xml_loads)
  File 
"/home/buildbot/buildarea/3.x.aixtools-aix-power6/build/Lib/multiprocessing/connection.py",
 line 502, in Client
    c = SocketClient(address)
  File 
"/home/buildbot/buildarea/3.x.aixtools-aix-power6/build/Lib/multiprocessing/connection.py",
 line 629, in SocketClient
    s.connect(address)
ConnectionRefusedError: [Errno 79] Connection refused

======================================================================
ERROR: test_rapid_restart 
(test.test_multiprocessing_forkserver.WithThreadsTestManagerRestart)
----------------------------------------------------------------------
Traceback (most recent call last):
  File 
"/home/buildbot/buildarea/3.x.aixtools-aix-power6/build/Lib/test/_test_multiprocessing.py",
 line 2872, in test_rapid_restart
    queue = manager.get_queue()
  File 
"/home/buildbot/buildarea/3.x.aixtools-aix-power6/build/Lib/multiprocessing/managers.py",
 line 737, in temp
    token, exp = self._create(typeid, *args, **kwds)
  File 
"/home/buildbot/buildarea/3.x.aixtools-aix-power6/build/Lib/multiprocessing/managers.py",
 line 620, in _create
    conn = self._Client(self._address, authkey=self._authkey)
  File 
"/home/buildbot/buildarea/3.x.aixtools-aix-power6/build/Lib/multiprocessing/connection.py",
 line 796, in XmlClient
    return ConnectionWrapper(Client(*args, **kwds), _xml_dumps, _xml_loads)
  File 
"/home/buildbot/buildarea/3.x.aixtools-aix-power6/build/Lib/multiprocessing/connection.py",
 line 502, in Client
    c = SocketClient(address)
  File 
"/home/buildbot/buildarea/3.x.aixtools-aix-power6/build/Lib/multiprocessing/connection.py",
 line 629, in SocketClient
    s.connect(address)
ConnectionRefusedError: [Errno 79] Connection refused

----------------------------------------------------------------------

Ran 345 tests in 268.109s

FAILED (errors=4, skipped=29)
Warning -- files was modified by test_multiprocessing_forkserver
  Before: []
  After:  ['core'] 
test test_multiprocessing_forkserver failed


======================================================================
ERROR: test_rapid_restart 
(test.test_multiprocessing_spawn.WithManagerTestManagerRestart)
----------------------------------------------------------------------
Traceback (most recent call last):
  File 
"/home/buildbot/buildarea/3.x.aixtools-aix-power6/build/Lib/test/_test_multiprocessing.py",
 line 2872, in test_rapid_restart
    queue = manager.get_queue()
  File 
"/home/buildbot/buildarea/3.x.aixtools-aix-power6/build/Lib/multiprocessing/managers.py",
 line 737, in temp
    token, exp = self._create(typeid, *args, **kwds)
  File 
"/home/buildbot/buildarea/3.x.aixtools-aix-power6/build/Lib/multiprocessing/managers.py",
 line 620, in _create
    conn = self._Client(self._address, authkey=self._authkey)
  File 
"/home/buildbot/buildarea/3.x.aixtools-aix-power6/build/Lib/multiprocessing/connection.py",
 line 796, in XmlClient
    return ConnectionWrapper(Client(*args, **kwds), _xml_dumps, _xml_loads)
  File 
"/home/buildbot/buildarea/3.x.aixtools-aix-power6/build/Lib/multiprocessing/connection.py",
 line 502, in Client
    c = SocketClient(address)
  File 
"/home/buildbot/buildarea/3.x.aixtools-aix-power6/build/Lib/multiprocessing/connection.py",
 line 629, in SocketClient
    s.connect(address)
ConnectionRefusedError: [Errno 79] Connection refused

======================================================================
ERROR: test_remote 
(test.test_multiprocessing_spawn.WithManagerTestRemoteManager)
----------------------------------------------------------------------
Traceback (most recent call last):
  File 
"/home/buildbot/buildarea/3.x.aixtools-aix-power6/build/Lib/test/_test_multiprocessing.py",
 line 2835, in test_remote
    manager2.connect()
  File 
"/home/buildbot/buildarea/3.x.aixtools-aix-power6/build/Lib/multiprocessing/managers.py",
 line 545, in connect
    conn = Client(self._address, authkey=self._authkey)
  File 
"/home/buildbot/buildarea/3.x.aixtools-aix-power6/build/Lib/multiprocessing/connection.py",
 line 796, in XmlClient
    return ConnectionWrapper(Client(*args, **kwds), _xml_dumps, _xml_loads)
  File 
"/home/buildbot/buildarea/3.x.aixtools-aix-power6/build/Lib/multiprocessing/connection.py",
 line 508, in Client
    answer_challenge(c, authkey)
  File 
"/home/buildbot/buildarea/3.x.aixtools-aix-power6/build/Lib/multiprocessing/connection.py",
 line 751, in answer_challenge
    message = connection.recv_bytes(256)         # reject large message
  File 
"/home/buildbot/buildarea/3.x.aixtools-aix-power6/build/Lib/multiprocessing/connection.py",
 line 216, in recv_bytes
    buf = self._recv_bytes(maxlength)
  File 
"/home/buildbot/buildarea/3.x.aixtools-aix-power6/build/Lib/multiprocessing/connection.py",
 line 414, in _recv_bytes
    buf = self._recv(4)
  File 
"/home/buildbot/buildarea/3.x.aixtools-aix-power6/build/Lib/multiprocessing/connection.py",
 line 379, in _recv
    chunk = read(handle, remaining)
ConnectionResetError: [Errno 73] Connection reset by peer

======================================================================
ERROR: test_rapid_restart 
(test.test_multiprocessing_spawn.WithProcessesTestManagerRestart)
----------------------------------------------------------------------
Traceback (most recent call last):
  File 
"/home/buildbot/buildarea/3.x.aixtools-aix-power6/build/Lib/test/_test_multiprocessing.py",
 line 2872, in test_rapid_restart
    queue = manager.get_queue()
  File 
"/home/buildbot/buildarea/3.x.aixtools-aix-power6/build/Lib/multiprocessing/managers.py",
 line 737, in temp
    token, exp = self._create(typeid, *args, **kwds)
  File 
"/home/buildbot/buildarea/3.x.aixtools-aix-power6/build/Lib/multiprocessing/managers.py",
 line 620, in _create
    conn = self._Client(self._address, authkey=self._authkey)
  File 
"/home/buildbot/buildarea/3.x.aixtools-aix-power6/build/Lib/multiprocessing/connection.py",
 line 796, in XmlClient
    return ConnectionWrapper(Client(*args, **kwds), _xml_dumps, _xml_loads)
  File 
"/home/buildbot/buildarea/3.x.aixtools-aix-power6/build/Lib/multiprocessing/connection.py",
 line 502, in Client
    c = SocketClient(address)
  File 
"/home/buildbot/buildarea/3.x.aixtools-aix-power6/build/Lib/multiprocessing/connection.py",
 line 629, in SocketClient
    s.connect(address)
ConnectionRefusedError: [Errno 79] Connection refused

======================================================================
ERROR: test_rapid_restart 
(test.test_multiprocessing_spawn.WithThreadsTestManagerRestart)
----------------------------------------------------------------------
Traceback (most recent call last):
  File 
"/home/buildbot/buildarea/3.x.aixtools-aix-power6/build/Lib/test/_test_multiprocessing.py",
 line 2872, in test_rapid_restart
    queue = manager.get_queue()
  File 
"/home/buildbot/buildarea/3.x.aixtools-aix-power6/build/Lib/multiprocessing/managers.py",
 line 737, in temp
    token, exp = self._create(typeid, *args, **kwds)
  File 
"/home/buildbot/buildarea/3.x.aixtools-aix-power6/build/Lib/multiprocessing/managers.py",
 line 620, in _create
    conn = self._Client(self._address, authkey=self._authkey)
  File 
"/home/buildbot/buildarea/3.x.aixtools-aix-power6/build/Lib/multiprocessing/connection.py",
 line 796, in XmlClient
    return ConnectionWrapper(Client(*args, **kwds), _xml_dumps, _xml_loads)
  File 
"/home/buildbot/buildarea/3.x.aixtools-aix-power6/build/Lib/multiprocessing/connection.py",
 line 502, in Client
    c = SocketClient(address)
  File 
"/home/buildbot/buildarea/3.x.aixtools-aix-power6/build/Lib/multiprocessing/connection.py",
 line 629, in SocketClient
    s.connect(address)
ConnectionRefusedError: [Errno 79] Connection refused

----------------------------------------------------------------------

Ran 345 tests in 632.619s

FAILED (errors=4, skipped=32)
Warning -- files was modified by test_multiprocessing_spawn
  Before: []
  After:  ['core'] 
test test_multiprocessing_spawn failed

----------
components: Tests
messages: 341076
nosy: vstinner
priority: normal
severity: normal
status: open
title: test multiprocessing: test_rapid_restart() crash on AIX
versions: Python 3.8

_______________________________________
Python tracker <rep...@bugs.python.org>
<https://bugs.python.org/issue36752>
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