Pedro Algarvio <pe...@algarvio.me> added the comment: What I'm able to copy from the console(though I doubt I'm getting all of the traceback):
Traceback (most recent call last): File "<string>", line 1, in <module> File "c:\hostedtoolcache\windows\python\3.5.4\x64\lib\multiprocessing\spawn.py", line 106, in spawn_main exitcode = _main(fd) File "c:\hostedtoolcache\windows\python\3.5.4\x64\lib\multiprocessing\spawn.py", line 116, in _main self = pickle.load(from_parent) File "c:\hostedtoolcache\windows\python\3.5.4\x64\lib\multiprocessing\connection.py", line 942, in rebuild_pipe_connection handle = dh.detach() File "c:\hostedtoolcache\windows\python\3.5.4\x64\lib\multiprocessing\reduction.py", line 128, in detach self._access, False, _winapi.DUPLICATE_CLOSE_SOURCE) PermissionError: [WinError 5] Access is denied Pedro Algarvio @ Phone A sábado, 22/02/2020, 13:44, Eryk Sun <rep...@bugs.python.org> escreveu: > > Eryk Sun <eryk...@gmail.com> added the comment: > > > I seem to be consistingly hitting this issue. > > It will help with test development if you can provide a minimal example > that reliably reproduces the problem. > > In msg353064 I see DuplicateHandle calls failing with ERROR_ACCESS_DENIED > (5). Assuming the process handles have the required PROCESS_DUP_HANDLE > access, it's most likely the case that the underlying NtDuplicateObject > system call is failing with STATUS_PROCESS_IS_TERMINATING (0xC000010A). For > example: > > import ctypes > ntdll = ctypes.WinDLL('ntdll') > from subprocess import Popen, PIPE > from _winapi import GetCurrentProcess, TerminateProcess > from _winapi import DuplicateHandle, DUPLICATE_SAME_ACCESS > > p = Popen('cmd.exe', stdin=PIPE, stdout=PIPE, stderr=PIPE) > TerminateProcess(p._handle, 0) > > Try to duplicate the process handle into the terminated process: > > >>> source = GetCurrentProcess() > >>> target = handle = p._handle > >>> try: > ... DuplicateHandle(source, handle, target, > ... 0, False, DUPLICATE_SAME_ACCESS) > ... except: > ... status = ntdll.RtlGetLastNtStatus() > ... print(f'NTSTATUS: {status & (2**32-1):#010x}') > ... raise > ... > NTSTATUS: 0xc000010a > Traceback (most recent call last): > File "<stdin>", line 2, in <module> > PermissionError: [WinError 5] Access is denied > > ---------- > nosy: +eryksun > > _______________________________________ > Python tracker <rep...@bugs.python.org> > <https://bugs.python.org/issue38263> > _______________________________________ > ---------- _______________________________________ Python tracker <rep...@bugs.python.org> <https://bugs.python.org/issue38263> _______________________________________ _______________________________________________ Python-bugs-list mailing list Unsubscribe: https://mail.python.org/mailman/options/python-bugs-list/archive%40mail-archive.com