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Author automatthias
Recipients Rhamphoryncus, automatthias, barry, collinwinter, gregory.p.smith, jyasskin, nadeem.vawda, rnk
Date 2013-07-30.10:54:39
SpamBayes Score -1.0
Marked as misclassified Yes
Message-id <1375181680.39.0.88256828993.issue6643@psf.upfronthosting.co.za>
In-reply-to
Content 
Python version: 2.7.5
OS: Solaris 9

I'm still observing this issue (or Issue5114) on Solaris 9. The symptom is that test_threading hangs indefinitely (tested: overnight) and running pstack on the process, I'm seeing:

-----------------  lwp# 1 / thread# 1  --------------------
 ff3dc734 lwp_park (0, 0, 0)
 ff3d3c74 s9_lwp_park (0, 0, 0, 1, feed4f48, 18f5a4) + 28
 ff3dc698 s9_handler (0, 0, 0, 1, feed4f48, 18f5a4) + 90
 ff1dea70 _sema_wait (0, feee66a0, fed6b054, feee6000, 2a298478, d1f20) + 1d4
 ff1dec30 sema_wait (81aa8, ff1dec24, 722a5b4b, 1101c, feed4f48, 134d60) + c
 feed4f48 sem_wait (81aa8, 0, fed6b1ac, 0, 0, 1) + 20
 ff050890 PyThread_acquire_lock (81aa8, 1, fed6b214, 2, 0, 1ae778) + 5c
 ff05524c lock_PyThread_acquire_lock (0, 22030, 0, 13ee40, 16a298, 55150) + 50
 fefa779c PyCFunction_Call (1ae788, 22030, 0, ff0d8eb8, 55150, ff0551fc) + e4
 ff016b14 PyEval_EvalFrameEx (18f5a0, 0, 0, d4f66, 16a298, 22030) + 5ee8
 ff0185d0 PyEval_EvalCodeEx (12c968, 0, 18f5a0, 4, 1, 18f5a4) + 924
 ff0168f8 PyEval_EvalFrameEx (1902b8, 0, 1, 1765c0, 16a298, 1b12d0) + 5ccc
 ff0185d0 PyEval_EvalCodeEx (13f608, 0, 1902b8, 4, 1, 1902bc) + 924
 ff0168f8 PyEval_EvalFrameEx (154748, 0, 1, 31f7f, 16a298, 1b1250) + 5ccc
 ff0185d0 PyEval_EvalCodeEx (10d650, 54a50, 154748, 2203c, 0, 2203c) + 924
 fef8e11c function_call (22038, 22030, 1386f0, 2203c, 130730, 22030) + 168
 fef604e8 PyObject_Call (130730, 22030, 1386f0, ff0e0340, fef8dfb4, 0) + 60
 ff0137dc PyEval_EvalFrameEx (169110, 0, 22030, 10e62d, 16a298, 22030) + 2bb0
 ff017478 PyEval_EvalFrameEx (168f80, 0, 169114, 1769fa, 16a298, 16a298) + 684c
 ff017478 PyEval_EvalFrameEx (176cb0, 0, 168f84, 12a2c0, 16a298, 16a298) + 684c
 ff0185d0 PyEval_EvalCodeEx (13f410, 176cb4, 176cb0, 13433c, 1, 0) + 924
 fef8e040 function_call (1b26f0, 134330, 0, ff1bc000, 1b26f0, 0) + 8c
 fef604e8 PyObject_Call (1b26f0, 134330, 0, ff0e0340, fef8dfb4, 134320) + 60
 fef6e530 instancemethod_call (0, 134330, 0, 0, 1b26f0, 134bd0) + a4
 fef604e8 PyObject_Call (c3b48, 22030, 0, ff0e0340, fef6e48c, 0) + 60
 ff01051c PyEval_CallObjectWithKeywords (c3b48, 22030, 0, 0, 0, 0) + 68
 ff05568c t_bootstrap (63bd0, 0, 0, 0, 16a298, ff0e2804) + 4c
 ff1e53a4 _lwp_start (0, 0, 0, 0, 0, 0)
-----------------  lwp# 2 / thread# 2  --------------------
 ff3dc734 lwp_park (0, 0, 0)
 ff3d3c74 s9_lwp_park (0, 0, 0, 1, b64a0d58, 136818) + 28
 ff3dc698 s9_handler (0, 0, 0, 1, b64a0d58, 136818) + 90
 ff1dea70 _sema_wait (0, feee66a0, fec6b054, feee6000, 2a298478, d1f20) + 1d4
 ff1dec30 sema_wait (8ab00, ff1dec24, 722a5b4b, 1101c, feed4f48, 134d60) + c
 feed4f48 sem_wait (8ab00, 0, fec6b1ac, 0, 0, 1) + 20
 ff050890 PyThread_acquire_lock (8ab00, 1, fec6b214, 2, 0, 1ae610) + 5c
 ff05524c lock_PyThread_acquire_lock (0, 22030, 0, 13ee40, 156168, 55160) + 50
 fefa779c PyCFunction_Call (1ae620, 22030, 0, ff0d8eb8, 55160, ff0551fc) + e4
 ff016b14 PyEval_EvalFrameEx (18fe60, 0, 0, d4f66, 156168, 22030) + 5ee8
 ff0185d0 PyEval_EvalCodeEx (12c968, 0, 18fe60, 4, 1, 18fe64) + 924
 ff0168f8 PyEval_EvalFrameEx (18fce8, 0, 1, 1765c0, 156168, 1b11b0) + 5ccc
 ff0185d0 PyEval_EvalCodeEx (13f608, 0, 18fce8, 4, 1, 18fcec) + 924
 ff0168f8 PyEval_EvalFrameEx (18fb88, 0, 1, 136155, 156168, 1a2930) + 5ccc
 ff0185d0 PyEval_EvalCodeEx (48b60, 18fb8c, 18fb88, 19d41c, 1, 2203c) + 924
 fef8e11c function_call (22038, 19d410, 1b3c00, 2203c, 130370, 22030) + 168
 fef604e8 PyObject_Call (130370, 19d410, 1b3c00, ff0e0340, fef8dfb4, 19d400) + 60
 ff0137dc PyEval_EvalFrameEx (18fa20, 0, 19d410, 10e62d, 156168, 134950) + 2bb0
 ff017478 PyEval_EvalFrameEx (18f890, 0, 18fa24, 1769fa, 156168, 156168) + 684c
 ff017478 PyEval_EvalFrameEx (18f728, 0, 18f894, 12a2c0, 156168, 156168) + 684c
 ff0185d0 PyEval_EvalCodeEx (13f410, 18f72c, 18f728, 19d3fc, 1, 0) + 924
 fef8e040 function_call (1b26f0, 19d3f0, 0, ff1bc000, 1b26f0, 0) + 8c
 fef604e8 PyObject_Call (1b26f0, 19d3f0, 0, ff0e0340, fef8dfb4, 19d3e0) + 60
 fef6e530 instancemethod_call (0, 19d3f0, 0, 0, 1b26f0, 1b1250) + a4
 fef604e8 PyObject_Call (1aeaf8, 22030, 0, ff0e0340, fef6e48c, 0) + 60
 ff01051c PyEval_CallObjectWithKeywords (1aeaf8, 22030, 0, 0, 0, 0) + 68
 ff05568c t_bootstrap (63c30, 0, 0, 0, 156168, ff0e2804) + 4c
 ff1e53a4 _lwp_start (0, 0, 0, 0, 0, 0)

The problem does not occur on Solaris 10.
History
Date User Action Args
2013-07-30 10:54:40automatthiassetrecipients: + automatthias, barry, collinwinter, gregory.p.smith, Rhamphoryncus, jyasskin, nadeem.vawda, rnk
2013-07-30 10:54:40automatthiassetmessageid: <1375181680.39.0.88256828993.issue6643@psf.upfronthosting.co.za>
2013-07-30 10:54:40automatthiaslinkissue6643 messages
2013-07-30 10:54:39automatthiascreate