New submission from Dingyuan Wang: When compiling the PyPy default branch [1] on a Debian testing machine with Python 2.7.13, cpython randomly crashes.
(gdb) bt #0 update_refs () at ../Modules/gcmodule.c:332 #1 collect.lto_priv () at ../Modules/gcmodule.c:924 #2 0x000055555562a804 in collect_generations () at ../Modules/gcmodule.c:1050 #3 _PyObject_GC_Malloc () at ../Modules/gcmodule.c:1511 #4 0x0000555555640ef5 in PyType_GenericAlloc (nitems=0, type=0x555555a9dd20 <_PyExc_AttributeError>) at ../Objects/typeobject.c:781 #5 BaseException_new.lto_priv.68 () at ../Objects/exceptions.c:34 #6 0x0000555555642093 in type_call.lto_priv () at ../Objects/typeobject.c:749 #7 0x000055555563c5f3 in PyObject_Call () at ../Objects/abstract.c:2547 #8 0x000055555565a490 in PyEval_CallObjectWithKeywords () at ../Python/ceval.c:4221 #9 0x00005555556695d0 in PyErr_NormalizeException () at ../Python/errors.c:192 #10 0x0000555555656cad in PyEval_EvalFrameEx () at ../Python/ceval.c:3251 #11 0x000055555564e525 in PyEval_EvalCodeEx () at ../Python/ceval.c:3584 #12 0x000055555566ac2e in function_call.lto_priv () at ../Objects/funcobject.c:523 #13 0x000055555563c5f3 in PyObject_Call () at ../Objects/abstract.c:2547 #14 0x000055555568102e in instancemethod_call.lto_priv () at ../Objects/classobject.c:2602 #15 0x000055555563c5f3 in PyObject_Call () at ../Objects/abstract.c:2547 #16 0x00005555556f333a in call_method.lto_priv () at ../Objects/typeobject.c:1283 #17 0x000055555573eb8f in slot_tp_setattro.lto_priv () at ../Objects/typeobject.c:5654 #18 0x00005555556667e9 in PyObject_SetAttr () at ../Objects/object.c:1247 #19 0x0000555555650ec3 in PyEval_EvalFrameEx () at ../Python/ceval.c:2253 #20 0x000055555564e525 in PyEval_EvalCodeEx () at ../Python/ceval.c:3584 #21 0x000055555566ac2e in function_call.lto_priv () at ../Objects/funcobject.c:523 #22 0x000055555563c5f3 in PyObject_Call () at ../Objects/abstract.c:2547 #23 0x000055555568102e in instancemethod_call.lto_priv () at ../Objects/classobject.c:2602 #24 0x000055555563c5f3 in PyObject_Call () at ../Objects/abstract.c:2547 #25 0x000055555565a4dd in PyEval_CallObjectWithKeywords () at ../Python/ceval.c:4221 #26 0x00005555556f3e31 in slot_tp_hash.lto_priv () at ../Objects/typeobject.c:5506 #27 0x000055555568c908 in dict_subscript.lto_priv () at ../Objects/dictobject.c:1202 #28 0x000055555565618e in PyEval_EvalFrameEx () at ../Python/ceval.c:1539 #29 0x000055555564e525 in PyEval_EvalCodeEx () at ../Python/ceval.c:3584 #30 0x000055555566ac2e in function_call.lto_priv () at ../Objects/funcobject.c:523 #31 0x000055555563c5f3 in PyObject_Call () at ../Objects/abstract.c:2547 #32 0x000055555568102e in instancemethod_call.lto_priv () at ../Objects/classobject.c:2602 #33 0x000055555563c5f3 in PyObject_Call () at ../Objects/abstract.c:2547 #34 0x000055555565a490 in PyEval_CallObjectWithKeywords () at ../Python/ceval.c:4221 #35 0x000055555569ff3a in instance_subscript.lto_priv () at ../Objects/classobject.c:1105 #36 0x000055555565618e in PyEval_EvalFrameEx () at ../Python/ceval.c:1539 #37 0x000055555564e525 in PyEval_EvalCodeEx () at ../Python/ceval.c:3584 #38 0x000055555566ac2e in function_call.lto_priv () at ../Objects/funcobject.c:523 #39 0x000055555563c5f3 in PyObject_Call () at ../Objects/abstract.c:2547 #40 0x0000555555672dd9 in slot_tp_new.lto_priv () at ../Objects/typeobject.c:5849 #41 0x0000555555642093 in type_call.lto_priv () at ../Objects/typeobject.c:749 #42 0x000055555563c5f3 in PyObject_Call () at ../Objects/abstract.c:2547 #43 0x0000555555655e8f in do_call (nk=<optimized out>, na=1, pp_stack=0x7fffffffb950, func=<type at remote 0x555555d6d990>) at ../Python/ceval.c:4569 #44 call_function (oparg=<optimized out>, pp_stack=0x7fffffffb950) at ../Python/ceval.c:4374 #45 PyEval_EvalFrameEx () at ../Python/ceval.c:2989 #46 0x0000555555655c7f in fast_function (nk=<optimized out>, na=<optimized out>, n=<optimized out>, pp_stack=0x7fffffffbaa0, func=<function at remote 0x7fffc0098758>) at ../Python/ceval.c:4437 #47 call_function (oparg=<optimized out>, pp_stack=0x7fffffffbaa0) at ../Python/ceval.c:4372 #48 PyEval_EvalFrameEx () at ../Python/ceval.c:2989 #49 0x0000555555655c7f in fast_function (nk=<optimized out>, na=<optimized out>, n=<optimized out>, pp_stack=0x7fffffffbbf0, func=<function at remote 0x7fffc0098a28>) at ../Python/ceval.c:4437 #50 call_function (oparg=<optimized out>, pp_stack=0x7fffffffbbf0) at ../Python/ceval.c:4372 #51 PyEval_EvalFrameEx () at ../Python/ceval.c:2989 #52 0x0000555555655c7f in fast_function (nk=<optimized out>, na=<optimized out>, n=<optimized out>, pp_stack=0x7fffffffbd40, func=<function at remote 0x7fffc0106cf8>) at ../Python/ceval.c:4437 ---Type <return> to continue, or q <return> to quit--- #53 call_function (oparg=<optimized out>, pp_stack=0x7fffffffbd40) at ../Python/ceval.c:4372 #54 PyEval_EvalFrameEx () at ../Python/ceval.c:2989 #55 0x0000555555655c7f in fast_function (nk=<optimized out>, na=<optimized out>, n=<optimized out>, pp_stack=0x7fffffffbe90, func=<function at remote 0x7fffc0094758>) at ../Python/ceval.c:4437 #56 call_function (oparg=<optimized out>, pp_stack=0x7fffffffbe90) at ../Python/ceval.c:4372 #57 PyEval_EvalFrameEx () at ../Python/ceval.c:2989 #58 0x0000555555655c7f in fast_function (nk=<optimized out>, na=<optimized out>, n=<optimized out>, pp_stack=0x7fffffffbfe0, func=<function at remote 0x7fffc002e230>) at ../Python/ceval.c:4437 #59 call_function (oparg=<optimized out>, pp_stack=0x7fffffffbfe0) at ../Python/ceval.c:4372 #60 PyEval_EvalFrameEx () at ../Python/ceval.c:2989 #61 0x0000555555655c7f in fast_function (nk=<optimized out>, na=<optimized out>, n=<optimized out>, pp_stack=0x7fffffffc130, func=<function at remote 0x7ffff596e9b0>) at ../Python/ceval.c:4437 #62 call_function (oparg=<optimized out>, pp_stack=0x7fffffffc130) at ../Python/ceval.c:4372 #63 PyEval_EvalFrameEx () at ../Python/ceval.c:2989 #64 0x0000555555655c7f in fast_function (nk=<optimized out>, na=<optimized out>, n=<optimized out>, pp_stack=0x7fffffffc280, func=<function at remote 0x7fffbfce3578>) at ../Python/ceval.c:4437 #65 call_function (oparg=<optimized out>, pp_stack=0x7fffffffc280) at ../Python/ceval.c:4372 #66 PyEval_EvalFrameEx () at ../Python/ceval.c:2989 #67 0x000055555564e525 in PyEval_EvalCodeEx () at ../Python/ceval.c:3584 #68 0x000055555565676e in fast_function (nk=0, na=<optimized out>, n=<optimized out>, pp_stack=0x7fffffffc490, func=<function at remote 0x7fffbfce39b0>) at ../Python/ceval.c:4447 #69 call_function (oparg=<optimized out>, pp_stack=0x7fffffffc490) at ../Python/ceval.c:4372 #70 PyEval_EvalFrameEx () at ../Python/ceval.c:2989 #71 0x0000555555655c7f in fast_function (nk=<optimized out>, na=<optimized out>, n=<optimized out>, pp_stack=0x7fffffffc5e0, func=<function at remote 0x7fffc002eaa0>) at ../Python/ceval.c:4437 #72 call_function (oparg=<optimized out>, pp_stack=0x7fffffffc5e0) at ../Python/ceval.c:4372 #73 PyEval_EvalFrameEx () at ../Python/ceval.c:2989 #74 0x0000555555655c7f in fast_function (nk=<optimized out>, na=<optimized out>, n=<optimized out>, pp_stack=0x7fffffffc730, func=<function at remote 0x7fffbffe9f50>) at ../Python/ceval.c:4437 #75 call_function (oparg=<optimized out>, pp_stack=0x7fffffffc730) at ../Python/ceval.c:4372 #76 PyEval_EvalFrameEx () at ../Python/ceval.c:2989 #77 0x0000555555655c7f in fast_function (nk=<optimized out>, na=<optimized out>, n=<optimized out>, pp_stack=0x7fffffffc880, func=<function at remote 0x7fffbfb54410>) at ../Python/ceval.c:4437 #78 call_function (oparg=<optimized out>, pp_stack=0x7fffffffc880) at ../Python/ceval.c:4372 #79 PyEval_EvalFrameEx () at ../Python/ceval.c:2989 #80 0x0000555555655c7f in fast_function (nk=<optimized out>, na=<optimized out>, n=<optimized out>, pp_stack=0x7fffffffc9d0, func=<function at remote 0x7fffbfce3e60>) at ../Python/ceval.c:4437 #81 call_function (oparg=<optimized out>, pp_stack=0x7fffffffc9d0) at ../Python/ceval.c:4372 #82 PyEval_EvalFrameEx () at ../Python/ceval.c:2989 #83 0x0000555555655c7f in fast_function (nk=<optimized out>, na=<optimized out>, n=<optimized out>, pp_stack=0x7fffffffcb20, func=<function at remote 0x7fffbfb668c0>) at ../Python/ceval.c:4437 #84 call_function (oparg=<optimized out>, pp_stack=0x7fffffffcb20) at ../Python/ceval.c:4372 #85 PyEval_EvalFrameEx () at ../Python/ceval.c:2989 #86 0x0000555555655c7f in fast_function (nk=<optimized out>, na=<optimized out>, n=<optimized out>, pp_stack=0x7fffffffcc70, func=<function at remote 0x7fffbfb66b90>) at ../Python/ceval.c:4437 #87 call_function (oparg=<optimized out>, pp_stack=0x7fffffffcc70) at ../Python/ceval.c:4372 #88 PyEval_EvalFrameEx () at ../Python/ceval.c:2989 #89 0x0000555555655c7f in fast_function (nk=<optimized out>, na=<optimized out>, n=<optimized out>, pp_stack=0x7fffffffcdc0, func=<function at remote 0x7fffbfb04b90>) at ../Python/ceval.c:4437 #90 call_function (oparg=<optimized out>, pp_stack=0x7fffffffcdc0) at ../Python/ceval.c:4372 #91 PyEval_EvalFrameEx () at ../Python/ceval.c:2989 #92 0x000055555564e525 in PyEval_EvalCodeEx () at ../Python/ceval.c:3584 #93 0x0000555555655f78 in fast_function (nk=1, na=<optimized out>, n=<optimized out>, pp_stack=0x7fffffffcfd0, func=<function at remote 0x7fffbfb041b8>) at ../Python/ceval.c:4447 #94 call_function (oparg=<optimized out>, pp_stack=0x7fffffffcfd0) at ../Python/ceval.c:4372 #95 PyEval_EvalFrameEx () at ../Python/ceval.c:2989 #96 0x0000555555655c7f in fast_function (nk=<optimized out>, na=<optimized out>, n=<optimized out>, pp_stack=0x7fffffffd120, func=<function at remote 0x7ffff4955d70>) at ../Python/ceval.c:4437 #97 call_function (oparg=<optimized out>, pp_stack=0x7fffffffd120) at ../Python/ceval.c:4372 #98 PyEval_EvalFrameEx () at ../Python/ceval.c:2989 #99 0x000055555564e525 in PyEval_EvalCodeEx () at ../Python/ceval.c:3584 #100 0x000055555566ade8 in function_call.lto_priv () at ../Objects/funcobject.c:523 #101 0x000055555563c5f3 in PyObject_Call () at ../Objects/abstract.c:2547 #102 0x00005555556531a5 in ext_do_call (nk=0, na=3, flags=<optimized out>, pp_stack=0x7fffffffd3d8, func=<function at remote 0x7ffff4955b90>) at ../Python/ceval.c:4666 #103 PyEval_EvalFrameEx () at ../Python/ceval.c:3028 #104 0x000055555564e525 in PyEval_EvalCodeEx () at ../Python/ceval.c:3584 #105 0x000055555565676e in fast_function (nk=1, na=<optimized out>, n=<optimized out>, pp_stack=0x7fffffffd5e0, func=<function at remote 0x7ffff4946488>) at ../Python/ceval.c:4447 ---Type <return> to continue, or q <return> to quit--- #106 call_function (oparg=<optimized out>, pp_stack=0x7fffffffd5e0) at ../Python/ceval.c:4372 #107 PyEval_EvalFrameEx () at ../Python/ceval.c:2989 #108 0x0000555555655c7f in fast_function (nk=<optimized out>, na=<optimized out>, n=<optimized out>, pp_stack=0x7fffffffd730, func=<function at remote 0x7ffff4950230>) at ../Python/ceval.c:4437 #109 call_function (oparg=<optimized out>, pp_stack=0x7fffffffd730) at ../Python/ceval.c:4372 #110 PyEval_EvalFrameEx () at ../Python/ceval.c:2989 #111 0x000055555564e525 in PyEval_EvalCodeEx () at ../Python/ceval.c:3584 #112 0x000055555565676e in fast_function (nk=0, na=<optimized out>, n=<optimized out>, pp_stack=0x7fffffffd940, func=<function at remote 0x7ffff5ca47d0>) at ../Python/ceval.c:4447 #113 call_function (oparg=<optimized out>, pp_stack=0x7fffffffd940) at ../Python/ceval.c:4372 #114 PyEval_EvalFrameEx () at ../Python/ceval.c:2989 #115 0x000055555564e525 in PyEval_EvalCodeEx () at ../Python/ceval.c:3584 #116 0x000055555564e2c9 in PyEval_EvalCode (co=<optimized out>, globals=<optimized out>, locals=<optimized out>) at ../Python/ceval.c:669 #117 0x000055555567de7f in run_mod.lto_priv () at ../Python/pythonrun.c:1376 #118 0x0000555555678e52 in PyRun_FileExFlags () at ../Python/pythonrun.c:1362 #119 0x000055555567899e in PyRun_SimpleFileExFlags () at ../Python/pythonrun.c:948 #120 0x0000555555629b81 in Py_Main () at ../Modules/main.c:640 #121 0x00007ffff6f1a2b1 in __libc_start_main (main=0x5555556294b0 <main>, argc=4, argv=0x7fffffffdd88, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fffffffdd78) at ../csu/libc-start.c:291 #122 0x00005555556293aa in _start () [1] https://bitbucket.org/pypy/pypy/commits/c501282f4438fe2675e6bfd9cc38374fa55d3da0 ---------- components: Interpreter Core messages: 285228 nosy: gumblex priority: normal severity: normal status: open title: Crash on GC when compiling PyPy type: crash versions: Python 2.7 _______________________________________ Python tracker <rep...@bugs.python.org> <http://bugs.python.org/issue29242> _______________________________________ _______________________________________________ Python-bugs-list mailing list Unsubscribe: https://mail.python.org/mailman/options/python-bugs-list/archive%40mail-archive.com