cagney <andrew.cag...@gmail.com> added the comment:
Here's the children; yes there are somehow 4 children sitting around. Hopefully this is enough to figure out where things deadlock. 29970 8752 8752 29970 pts/6 8752 Sl+ 1000 1:00 | | \_ ./v3.7.3/bin/python3 cf-deadlock.py 8752 8975 8752 29970 pts/6 8752 S+ 1000 0:00 | | \_ ./v3.7.3/bin/python3 cf-deadlock.py 8752 8976 8752 29970 pts/6 8752 S+ 1000 0:00 | | \_ ./v3.7.3/bin/python3 cf-deadlock.py 8752 8977 8752 29970 pts/6 8752 S+ 1000 0:00 | | \_ ./v3.7.3/bin/python3 cf-deadlock.py 8752 8978 8752 29970 pts/6 8752 S+ 1000 0:00 | | \_ ./v3.7.3/bin/python3 cf-deadlock.py 8975 Current thread 0x00007f3be65126c0 (most recent call first): File "<frozen importlib._bootstrap>", line 219 in _call_with_frames_removed File "<frozen importlib._bootstrap_external>", line 1043 in create_module File "<frozen importlib._bootstrap>", line 583 in module_from_spec File "<frozen importlib._bootstrap>", line 670 in _load_unlocked File "<frozen importlib._bootstrap>", line 967 in _find_and_load_unlocked File "<frozen importlib._bootstrap>", line 983 in _find_and_load File "/home/python/v3.7.3/lib/python3.7/ctypes/__init__.py", line 7 in <module> File "<frozen importlib._bootstrap>", line 219 in _call_with_frames_removed File "<frozen importlib._bootstrap_external>", line 728 in exec_module File "<frozen importlib._bootstrap>", line 677 in _load_unlocked File "<frozen importlib._bootstrap>", line 967 in _find_and_load_unlocked File "<frozen importlib._bootstrap>", line 983 in _find_and_load File "cf-deadlock.py", line 17 in f File "/home/python/v3.7.3/lib/python3.7/concurrent/futures/process.py", line 232 in _process_worker File "/home/python/v3.7.3/lib/python3.7/multiprocessing/process.py", line 99 in run File "/home/python/v3.7.3/lib/python3.7/multiprocessing/process.py", line 297 in _bootstrap File "/home/python/v3.7.3/lib/python3.7/multiprocessing/popen_fork.py", line 74 in _launch File "/home/python/v3.7.3/lib/python3.7/multiprocessing/popen_fork.py", line 20 in __init__ File "/home/python/v3.7.3/lib/python3.7/multiprocessing/context.py", line 277 in _Popen File "/home/python/v3.7.3/lib/python3.7/multiprocessing/process.py", line 112 in start File "/home/python/v3.7.3/lib/python3.7/concurrent/futures/process.py", line 593 in _adjust_process_count File "/home/python/v3.7.3/lib/python3.7/concurrent/futures/process.py", line 569 in _start_queue_management_thread File "/home/python/v3.7.3/lib/python3.7/concurrent/futures/process.py", line 615 in submit File "cf-deadlock.py", line 25 in <module> 8976 Current thread 0x00007f3be65126c0 (most recent call first): File "/home/python/v3.7.3/lib/python3.7/multiprocessing/connection.py", line 379 in _recv File "/home/python/v3.7.3/lib/python3.7/multiprocessing/connection.py", line 407 in _recv_bytes File "/home/python/v3.7.3/lib/python3.7/multiprocessing/connection.py", line 216 in recv_bytes File "/home/python/v3.7.3/lib/python3.7/multiprocessing/queues.py", line 94 in get File "/home/python/v3.7.3/lib/python3.7/concurrent/futures/process.py", line 226 in _process_worker File "/home/python/v3.7.3/lib/python3.7/multiprocessing/process.py", line 99 in run File "/home/python/v3.7.3/lib/python3.7/multiprocessing/process.py", line 297 in _bootstrap File "/home/python/v3.7.3/lib/python3.7/multiprocessing/popen_fork.py", line 74 in _launch File "/home/python/v3.7.3/lib/python3.7/multiprocessing/popen_fork.py", line 20 in __init__ File "/home/python/v3.7.3/lib/python3.7/multiprocessing/context.py", line 277 in _Popen File "/home/python/v3.7.3/lib/python3.7/multiprocessing/process.py", line 112 in start File "/home/python/v3.7.3/lib/python3.7/concurrent/futures/process.py", line 593 in _adjust_process_count File "/home/python/v3.7.3/lib/python3.7/concurrent/futures/process.py", line 569 in _start_queue_management_thread File "/home/python/v3.7.3/lib/python3.7/concurrent/futures/process.py", line 615 in submit File "cf-deadlock.py", line 25 in <module> 8977 Current thread 0x00007f3be65126c0 (most recent call first): File "/home/python/v3.7.3/lib/python3.7/multiprocessing/synchronize.py", line 95 in __enter__ File "/home/python/v3.7.3/lib/python3.7/multiprocessing/queues.py", line 93 in get File "/home/python/v3.7.3/lib/python3.7/concurrent/futures/process.py", line 226 in _process_worker File "/home/python/v3.7.3/lib/python3.7/multiprocessing/process.py", line 99 in run File "/home/python/v3.7.3/lib/python3.7/multiprocessing/process.py", line 297 in _bootstrap File "/home/python/v3.7.3/lib/python3.7/multiprocessing/popen_fork.py", line 74 in _launch File "/home/python/v3.7.3/lib/python3.7/multiprocessing/popen_fork.py", line 20 in __init__ File "/home/python/v3.7.3/lib/python3.7/multiprocessing/context.py", line 277 in _Popen File "/home/python/v3.7.3/lib/python3.7/multiprocessing/process.py", line 112 in start File "/home/python/v3.7.3/lib/python3.7/concurrent/futures/process.py", line 593 in _adjust_process_count File "/home/python/v3.7.3/lib/python3.7/concurrent/futures/process.py", line 569 in _start_queue_management_thread File "/home/python/v3.7.3/lib/python3.7/concurrent/futures/process.py", line 615 in submit File "cf-deadlock.py", line 25 in <module> 8978 Current thread 0x00007f3be65126c0 (most recent call first): File "/home/python/v3.7.3/lib/python3.7/multiprocessing/synchronize.py", line 95 in __enter__ File "/home/python/v3.7.3/lib/python3.7/multiprocessing/queues.py", line 93 in get File "/home/python/v3.7.3/lib/python3.7/concurrent/futures/process.py", line 226 in _process_worker File "/home/python/v3.7.3/lib/python3.7/multiprocessing/process.py", line 99 in run File "/home/python/v3.7.3/lib/python3.7/multiprocessing/process.py", line 297 in _bootstrap File "/home/python/v3.7.3/lib/python3.7/multiprocessing/popen_fork.py", line 74 in _launch File "/home/python/v3.7.3/lib/python3.7/multiprocessing/popen_fork.py", line 20 in __init__ File "/home/python/v3.7.3/lib/python3.7/multiprocessing/context.py", line 277 in _Popen File "/home/python/v3.7.3/lib/python3.7/multiprocessing/process.py", line 112 in start File "/home/python/v3.7.3/lib/python3.7/concurrent/futures/process.py", line 593 in _adjust_process_count File "/home/python/v3.7.3/lib/python3.7/concurrent/futures/process.py", line 569 in _start_queue_management_thread File "/home/python/v3.7.3/lib/python3.7/concurrent/futures/process.py", line 615 in submit File "cf-deadlock.py", line 25 in <module> ---------- _______________________________________ Python tracker <rep...@bugs.python.org> <https://bugs.python.org/issue35866> _______________________________________ _______________________________________________ Python-bugs-list mailing list Unsubscribe: https://mail.python.org/mailman/options/python-bugs-list/archive%40mail-archive.com
