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 |
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