[issue23772] pymonotonic() gone backward on AMD64 Debian root 3.x buildbot

2015-04-07 Thread STINNER Victor

STINNER Victor added the comment:

I only saw the issue once, I close the bug.

--
resolution:  - out of date
status: open - closed

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[issue23772] pymonotonic() gone backward on AMD64 Debian root 3.x buildbot

2015-03-24 Thread STINNER Victor

New submission from STINNER Victor:

I would be interested to know the Linux version of this buildbot slave.

Maybe the slave is running in a VM and it's a virtualization issue? If it's the 
case, should Python fix the bug? Or should we just remove the assertion?

http://buildbot.python.org/all/builders/AMD64%20Debian%20root%203.x/builds/1943/steps/test/logs/stdio
---
python: Python/pytime.c:221: pymonotonic: Assertion `last.tv_usec == -1 || 
tp-tv_sec  last.tv_sec || (tp-tv_sec == last.tv_sec  tp-tv_usec = 
last.tv_usec)' failed.
Fatal Python error: Aborted

Thread 0x2b9135bc4700 (most recent call first):
  File /root/buildarea/3.x.angelico-debian-amd64/build/Lib/test/test_gc.py, 
line 364 in sleeper_gen
  File /root/buildarea/3.x.angelico-debian-amd64/build/Lib/test/test_gc.py, 
line 390 in make_nested
  File /root/buildarea/3.x.angelico-debian-amd64/build/Lib/test/test_gc.py, 
line 395 in run_thread
  File /root/buildarea/3.x.angelico-debian-amd64/build/Lib/threading.py, line 
871 in run
  File /root/buildarea/3.x.angelico-debian-amd64/build/Lib/threading.py, line 
923 in _bootstrap_inner
  File /root/buildarea/3.x.angelico-debian-amd64/build/Lib/threading.py, line 
891 in _bootstrap

Current thread 0x2b91355c1700 (most recent call first):
  File /root/buildarea/3.x.angelico-debian-amd64/build/Lib/test/test_gc.py, 
line 364 in sleeper_gen
  File /root/buildarea/3.x.angelico-debian-amd64/build/Lib/test/test_gc.py, 
line 390 in make_nested
  File /root/buildarea/3.x.angelico-debian-amd64/build/Lib/test/test_gc.py, 
line 395 in run_thread
  File /root/buildarea/3.x.angelico-debian-amd64/build/Lib/threading.py, line 
871 in run
  File /root/buildarea/3.x.angelico-debian-amd64/build/Lib/threading.py, line 
923 in _bootstrap_inner
  File /root/buildarea/3.x.angelico-debian-amd64/build/Lib/threading.py, line 
891 in _bootstrap

Thread 0x2b9127825b20 (most recent call first):
  File /root/buildarea/3.x.angelico-debian-amd64/build/Lib/test/test_gc.py, 
line 407 in test_trashcan_threads
  File /root/buildarea/3.x.angelico-debian-amd64/build/Lib/unittest/case.py, 
line 577 in run
  File /root/buildarea/3.x.angelico-debian-amd64/build/Lib/unittest/case.py, 
line 625 in __call__
  File /root/buildarea/3.x.angelico-debian-amd64/build/Lib/unittest/suite.py, 
line 122 in run
  File /root/buildarea/3.x.angelico-debian-amd64/build/Lib/unittest/suite.py, 
line 84 in __call__
  File /root/buildarea/3.x.angelico-debian-amd64/build/Lib/unittest/suite.py, 
line 122 in run
  File /root/buildarea/3.x.angelico-debian-amd64/build/Lib/unittest/suite.py, 
line 84 in __call__
  File 
/root/buildarea/3.x.angelico-debian-amd64/build/Lib/unittest/runner.py, line 
176 in run
  File 
/root/buildarea/3.x.angelico-debian-amd64/build/Lib/test/support/__init__.py, 
line 1772 in _run_suite
  File 
/root/buildarea/3.x.angelico-debian-amd64/build/Lib/test/support/__init__.py, 
line 1806 in run_unittest
  File /root/buildarea/3.x.angelico-debian-amd64/build/Lib/test/test_gc.py, 
line 1000 in test_main
  File /root/buildarea/3.x.angelico-debian-amd64/build/Lib/test/regrtest.py, 
line 1284 in runtest_inner
  File /root/buildarea/3.x.angelico-debian-amd64/build/Lib/test/regrtest.py, 
line 967 in runtest
  File /root/buildarea/3.x.angelico-debian-amd64/build/Lib/test/regrtest.py, 
line 763 in main
  File /root/buildarea/3.x.angelico-debian-amd64/build/Lib/test/regrtest.py, 
line 1568 in main_in_temp_cwd
  File /root/buildarea/3.x.angelico-debian-amd64/build/Lib/test/__main__.py, 
line 3 in module
  File /root/buildarea/3.x.angelico-debian-amd64/build/Lib/runpy.py, line 85 
in _run_code
  File /root/buildarea/3.x.angelico-debian-amd64/build/Lib/runpy.py, line 170 
in _run_module_as_main
---

--
messages: 239216
nosy: haypo
priority: normal
severity: normal
status: open
title: pymonotonic() gone backward on AMD64 Debian root 3.x buildbot
versions: Python 3.5

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[issue23772] pymonotonic() gone backward on AMD64 Debian root 3.x buildbot

2015-03-24 Thread STINNER Victor

STINNER Victor added the comment:

 ==   Linux-3.2.0-4-amd64-x86_64-with-debian-7.7 little-endian

Kernel: Linux-3.2.0-4
CPU: amd64-x86_64 (little-endian)
OS: debian-7.7

Linux had a bug in version  2.6.33 (also fixed in 2.6.32.19):

[PATCH] Fix clock_gettime vsyscall time warp
https://lkml.org/lkml/2009/11/17/7

= https://lists.debian.org/debian-kernel/2010/09/msg1.html

See also:

- https://bugzilla.redhat.com/show_bug.cgi?id=595225
- https://bugzilla.redhat.com/show_bug.cgi?id=742037

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