Duane Griffin added the comment: Apologies: compiling python with --with-pydebug all of these issues are reproducible on head after all. Furthermore while my patch fixes the reported crash it still crashes on exit:
Program received signal SIGSEGV, Segmentation fault. 0x0000000000437193 in visit_decref (op=0x7ffff68a4c98, data=0x0) at Modules/gcmodule.c:374 374 if (PyObject_IS_GC(op)) { (gdb) bt #0 0x0000000000437193 in visit_decref (op=0x7ffff68a4c98, data=0x0) at Modules/gcmodule.c:374 #1 0x00000000004a9112 in tupletraverse (o=0x7ffff68a49f8, visit=0x43716d <visit_decref>, arg=0x0) at Objects/tupleobject.c:571 #2 0x000000000043690a in subtract_refs (containers=containers@entry=0x87cda0 <generations+64>) at Modules/gcmodule.c:399 #3 0x0000000000437ac3 in collect (generation=generation@entry=2, n_collected=n_collected@entry=0x7fffffffd838, n_uncollectable=n_uncollectable@entry=0x7fffffffd840, nofail=nofail@entry=0) at Modules/gcmodule.c:956 #4 0x0000000000437f57 in collect_with_callback (generation=generation@entry=2) at Modules/gcmodule.c:1128 #5 0x00000000004383a6 in PyGC_Collect () at Modules/gcmodule.c:1592 #6 0x00000000004383cf in _PyGC_CollectIfEnabled () at Modules/gcmodule.c:1605 #7 0x0000000000420c76 in Py_FinalizeEx () at Python/pylifecycle.c:603 #8 0x000000000043682b in Py_Main (argc=argc@entry=2, argv=argv@entry=0x90d010) at Modules/main.c:798 #9 0x000000000041d153 in main (argc=2, argv=0x7fffffffdae8) at ./Programs/python.c:69 ---------- _______________________________________ Python tracker <rep...@bugs.python.org> <http://bugs.python.org/issue27945> _______________________________________ _______________________________________________ Python-bugs-list mailing list Unsubscribe: https://mail.python.org/mailman/options/python-bugs-list/archive%40mail-archive.com