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[BUG] Flaky SEGFAULT while testing exec_command #57

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webknjaz opened this issue Jun 1, 2020 · 3 comments · Fixed by #60 or #94
Open

[BUG] Flaky SEGFAULT while testing exec_command #57

webknjaz opened this issue Jun 1, 2020 · 3 comments · Fixed by #60 or #94
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@ganeshrn
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bug Something isn't working
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Jan 2021

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@webknjaz
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webknjaz commented Jun 1, 2020 •
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https://github.com/ansible/pylibssh/runs/725098816?check_suite_focus=true#step:10:146:

[gw1] [ 16%] PASSED tests/unit/channel_test.py::test_exec_command Fatal Python error: Segmentation fault

Thread 0x00007f13f32a4700 (most recent call first):
  File "/home/runner/work/pylibssh/pylibssh/.tox/test-binary-dists/lib/python3.7/site-packages/execnet/gateway_base.py", line 400 in read
  File "/home/runner/work/pylibssh/pylibssh/.tox/test-binary-dists/lib/python3.7/site-packages/execnet/gateway_base.py", line 432 in from_io
  File "/home/runner/work/pylibssh/pylibssh/.tox/test-binary-dists/lib/python3.7/site-packages/execnet/gateway_base.py", line 967 in _thread_receiver
  File "/home/runner/work/pylibssh/pylibssh/.tox/test-binary-dists/lib/python3.7/site-packages/execnet/gateway_base.py", line 220 in run
  File "/home/runner/work/pylibssh/pylibssh/.tox/test-binary-dists/lib/python3.7/site-packages/execnet/gateway_base.py", line 285 in _perform_spawn

Current thread 0x00007f13f58cf680 (most recent call first):
  File "/home/runner/work/pylibssh/pylibssh/tests/unit/channel_test.py", line 22 in ssh_channel
  File "/home/runner/work/pylibssh/pylibssh/.tox/test-binary-dists/lib/python3.7/site-packages/_pytest/fixtures.py", line 800 in _teardown_yield_fixture
  File "/home/runner/work/pylibssh/pylibssh/.tox/test-binary-dists/lib/python3.7/site-packages/_pytest/fixtures.py", line 871 in finish
  File "/home/runner/work/pylibssh/pylibssh/.tox/test-binary-dists/lib/python3.7/site-packages/_pytest/runner.py", line 318 in _callfinalizers
  File "/home/runner/work/pylibssh/pylibssh/.tox/test-binary-dists/lib/python3.7/site-packages/_pytest/runner.py", line 328 in _teardown_with_finalization
  File "/home/runner/work/pylibssh/pylibssh/.tox/test-binary-dists/lib/python3.7/site-packages/_pytest/runner.py", line 310 in _pop_and_teardown
  File "/home/runner/work/pylibssh/pylibssh/.tox/test-binary-dists/lib/python3.7/site-packages/_pytest/runner.py", line 350 in _teardown_towards
  File "/home/runner/work/pylibssh/pylibssh/.tox/test-binary-dists/lib/python3.7/site-packages/_pytest/runner.py", line 342 in teardown_exact
  File "/home/runner/work/pylibssh/pylibssh/.tox/test-binary-dists/lib/python3.7/site-packages/_pytest/runner.py", line 148 in pytest_runtest_teardown
  File "/home/runner/work/pylibssh/pylibssh/.tox/test-binary-dists/lib/python3.7/site-packages/pluggy/callers.py", line 187 in _multicall
  File "/home/runner/work/pylibssh/pylibssh/.tox/test-binary-dists/lib/python3.7/site-packages/pluggy/manager.py", line 87 in <lambda>
  File "/home/runner/work/pylibssh/pylibssh/.tox/test-binary-dists/lib/python3.7/site-packages/pluggy/manager.py", line 93 in _hookexec
  File "/home/runner/work/pylibssh/pylibssh/.tox/test-binary-dists/lib/python3.7/site-packages/pluggy/hooks.py", line 286 in __call__
  File "/home/runner/work/pylibssh/pylibssh/.tox/test-binary-dists/lib/python3.7/site-packages/_pytest/runner.py", line 217 in <lambda>
  File "/home/runner/work/pylibssh/pylibssh/.tox/test-binary-dists/lib/python3.7/site-packages/_pytest/runner.py", line 244 in from_call
  File "/home/runner/work/pylibssh/pylibssh/.tox/test-binary-dists/lib/python3.7/site-packages/_pytest/runner.py", line 217 in call_runtest_hook
  File "/home/runner/work/pylibssh/pylibssh/.tox/test-binary-dists/lib/python3.7/site-packages/_pytest/runner.py", line 186 in call_and_report
  File "/home/runner/work/pylibssh/pylibssh/.tox/test-binary-dists/lib/python3.7/site-packages/_pytest/runner.py", line 101 in runtestprotocol
  File "/home/runner/work/pylibssh/pylibssh/.tox/test-binary-dists/lib/python3.7/site-packages/_pytest/runner.py", line 85 in pytest_runtest_protocol
  File "/home/runner/work/pylibssh/pylibssh/.tox/test-binary-dists/lib/python3.7/site-packages/pluggy/callers.py", line 187 in _multicall
  File "/home/runner/work/pylibssh/pylibssh/.tox/test-binary-dists/lib/python3.7/site-packages/pluggy/manager.py", line 87 in <lambda>
  File "/home/runner/work/pylibssh/pylibssh/.tox/test-binary-dists/lib/python3.7/site-packages/pluggy/manager.py", line 93 in _hookexec
  File "/home/runner/work/pylibssh/pylibssh/.tox/test-binary-dists/lib/python3.7/site-packages/pluggy/hooks.py", line 286 in __call__
  File "/home/runner/work/pylibssh/pylibssh/.tox/test-binary-dists/lib/python3.7/site-packages/xdist/remote.py", line 88 in run_one_test
  File "/home/runner/work/pylibssh/pylibssh/.tox/test-binary-dists/lib/python3.7/site-packages/xdist/remote.py", line 71 in pytest_runtestloop
  File "/home/runner/work/pylibssh/pylibssh/.tox/test-binary-dists/lib/python3.7/site-packages/pluggy/callers.py", line 187 in _multicall
  File "/home/runner/work/pylibssh/pylibssh/.tox/test-binary-dists/lib/python3.7/site-packages/pluggy/manager.py", line 87 in <lambda>
  File "/home/runner/work/pylibssh/pylibssh/.tox/test-binary-dists/lib/python3.7/site-packages/pluggy/manager.py", line 93 in _hookexec
  File "/home/runner/work/pylibssh/pylibssh/.tox/test-binary-dists/lib/python3.7/site-packages/pluggy/hooks.py", line 286 in __call__
  File "/home/runner/work/pylibssh/pylibssh/.tox/test-binary-dists/lib/python3.7/site-packages/_pytest/main.py", line 247 in _main
  File "/home/runner/work/pylibssh/pylibssh/.tox/test-binary-dists/lib/python3.7/site-packages/_pytest/main.py", line 191 in wrap_session
  File "/home/runner/work/pylibssh/pylibssh/.tox/test-binary-dists/lib/python3.7/site-packages/_pytest/main.py", line 240 in pytest_cmdline_main
  File "/home/runner/work/pylibssh/pylibssh/.tox/test-binary-dists/lib/python3.7/site-packages/pluggy/callers.py", line 187 in _multicall
  File "/home/runner/work/pylibssh/pylibssh/.tox/test-binary-dists/lib/python3.7/site-packages/pluggy/manager.py", line 87 in <lambda>
  File "/home/runner/work/pylibssh/pylibssh/.tox/test-binary-dists/lib/python3.7/site-packages/pluggy/manager.py", line 93 in _hookexec
  File "/home/runner/work/pylibssh/pylibssh/.tox/test-binary-dists/lib/python3.7/site-packages/pluggy/hooks.py", line 286 in __call__
  File "/home/runner/work/pylibssh/pylibssh/.tox/test-binary-dists/lib/python3.7/site-packages/xdist/remote.py", line 261 in <module>
  File "/home/runner/work/pylibssh/pylibssh/.tox/test-binary-dists/lib/python3.7/site-packages/execnet/gateway_base.py", line 1084 in executetask
  File "/home/runner/work/pylibssh/pylibssh/.tox/test-binary-dists/lib/python3.7/site-packages/execnet/gateway_base.py", line 220 in run
  File "/home/runner/work/pylibssh/pylibssh/.tox/test-binary-dists/lib/python3.7/site-packages/execnet/gateway_base.py", line 285 in _perform_spawn
  File "/home/runner/work/pylibssh/pylibssh/.tox/test-binary-dists/lib/python3.7/site-packages/execnet/gateway_base.py", line 267 in integrate_as_primary_thread
  File "/home/runner/work/pylibssh/pylibssh/.tox/test-binary-dists/lib/python3.7/site-packages/execnet/gateway_base.py", line 1060 in serve
  File "/home/runner/work/pylibssh/pylibssh/.tox/test-binary-dists/lib/python3.7/site-packages/execnet/gateway_base.py", line 1554 in serve
  File "<string>", line 8 in <module>
  File "<string>", line 1 in <module>
[gw1] node down: Not properly terminated
[gw1] [ 91%] FAILED tests/unit/channel_test.py::test_exec_command 
replacing crashed worker gw1
@webknjaz webknjaz added the bug Something isn't working label Jun 1, 2020
@webknjaz webknjaz changed the title Flaky SEGFAULT while testing exec_command [BUG] Flaky SEGFAULT while testing exec_command Jun 1, 2020
@ganeshrn
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Fixed by PR #60

@webknjaz
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More segfaults appeared recently under both macos and ubuntu:

@webknjaz webknjaz reopened this Jun 18, 2020
webknjaz added a commit that referenced this issue Jun 18, 2020
@webknjaz
Mark test_exec_command as xfail
1348b85 
It causes SEGFAULTs:
#57
ganeshrn added a commit to ganeshrn/pylibssh that referenced this issue Jul 11, 2020
@ganeshrn
Fix exec_command issue
f784e8f 
Fixes ansible#57
Fixes ansible#56

*  Use channel created with Channel class
   instead of creating a new channel with
   exec_command()
@ganeshrn ganeshrn mentioned this issue Jul 11, 2020
Merged
ganeshrn added a commit to ganeshrn/pylibssh that referenced this issue Jul 13, 2020
@ganeshrn
Fix exec_command issue
c79c2ca 
Fixes ansible#57
Fixes ansible#56

*  Use channel created with Channel class
   instead of creating a new channel with
   exec_command()
This was linked to pull requests Jul 30, 2020
Fix exec_command segfault issue #60
Merged
Fix exec_command issue #94
Merged
@ganeshrn ganeshrn reopened this Oct 21, 2020
@webknjaz webknjaz added this to the Jan 2021 milestone Oct 21, 2020
@webknjaz webknjaz mentioned this issue Jul 29, 2022
Open
@webknjaz webknjaz mentioned this issue Feb 3, 2024
Merged
@webknjaz

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@ganeshrn ganeshrn

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Fix exec_command segfault issue ganeshrn/pylibssh
Fix exec_command issue ganeshrn/pylibssh
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@webknjaz @ganeshrn