[Bug 2156932] [NEW] Spice console empty page due to PicklingError
Wesley Hershberger
2156932 at bugs.launchpad.net
Tue Jun 16 20:51:01 UTC 2026
Public bug reported:
[ Impact ]
Ubuntu 26.04 / OpenStack Gazpacho; Spice console shows nothing (Firefox
gets an empty page from the server).
[ Other Information ]
Reproducer:
Deploy horizon on Ubuntu 26.04 via regress-stack [1] and attempt to use
the spice console.
In `/var/log/nova/nova-spiceproxy.log`:
```
2026-06-16 15:21:17.063 96989 DEBUG nova.console.websocketproxy [-] 10.0.0.103: new handler Process vmsg /usr/lib/python3/dist-packages/websockify/websockifyserver.py:632
2026-06-16 15:21:17.065 96989 INFO nova.console.websocketproxy [-] handler exception: Can't pickle <enum 'AddressFamily'>: it's not the same object as socket.AddressFamily
2026-06-16 15:21:17.065 96989 DEBUG nova.console.websocketproxy [-] exception vmsg /usr/lib/python3/dist-packages/websockify/websockifyserver.py:632
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy Traceback (most recent call last):
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy File "/usr/lib/python3/dist-packages/websockify/websockifyserver.py", line 839, in start_server
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy p.start()
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy ~~~~~~~^^
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy File "/usr/lib/python3.14/multiprocessing/process.py", line 121, in start
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy self._popen = self._Popen(self)
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy ~~~~~~~~~~~^^^^^^
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy File "/usr/lib/python3.14/multiprocessing/context.py", line 230, in _Popen
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy return _default_context.get_context().Process._Popen(process_obj)
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy File "/usr/lib/python3.14/multiprocessing/context.py", line 294, in _Popen
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy return Popen(process_obj)
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy File "/usr/lib/python3.14/multiprocessing/popen_spawn_posix.py", line 32, in __init__
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy super().__init__(process_obj)
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy ~~~~~~~~~~~~~~~~^^^^^^^^^^^^^
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy File "/usr/lib/python3.14/multiprocessing/popen_fork.py", line 20, in __init__
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy self._launch(process_obj)
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy ~~~~~~~~~~~~^^^^^^^^^^^^^
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy File "/usr/lib/python3.14/multiprocessing/popen_spawn_posix.py", line 47, in _launch
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy reduction.dump(process_obj, fp)
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy ~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy File "/usr/lib/python3.14/multiprocessing/reduction.py", line 60, in dump
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy ForkingPickler(file, protocol).dump(obj)
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy _pickle.PicklingError: Can't pickle <enum 'AddressFamily'>: it's not the same object as socket.AddressFamily
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy when serializing socket.AddressFamily reconstructor
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy when serializing socket.AddressFamily object
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy when serializing tuple item 1
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy when serializing eventlet.greenio.base.GreenSocket reconstructor arguments
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy when serializing eventlet.greenio.base.GreenSocket object
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy when serializing tuple item 0
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy when serializing dict item '_args'
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy when serializing multiprocessing.context.Process state
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy when serializing multiprocessing.context.Process object
```
** Affects: nova
Importance: Undecided
Status: New
** Affects: nova (Ubuntu)
Importance: Undecided
Status: New
** Affects: nova (Ubuntu Resolute)
Importance: Undecided
Status: New
** Affects: nova (Ubuntu Stonking)
Importance: Undecided
Status: New
** Also affects: nova (Ubuntu)
Importance: Undecided
Status: New
** Also affects: nova (Ubuntu Resolute)
Importance: Undecided
Status: New
** Also affects: nova (Ubuntu Stonking)
Importance: Undecided
Status: New
--
You received this bug notification because you are a member of Ubuntu
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https://bugs.launchpad.net/bugs/2156932
Title:
Spice console empty page due to PicklingError
Status in OpenStack Compute (nova):
New
Status in nova package in Ubuntu:
New
Status in nova source package in Resolute:
New
Status in nova source package in Stonking:
New
Bug description:
[ Impact ]
Ubuntu 26.04 / OpenStack Gazpacho; Spice console shows nothing
(Firefox gets an empty page from the server).
[ Other Information ]
Reproducer:
Deploy horizon on Ubuntu 26.04 via regress-stack [1] and attempt to
use the spice console.
In `/var/log/nova/nova-spiceproxy.log`:
```
2026-06-16 15:21:17.063 96989 DEBUG nova.console.websocketproxy [-] 10.0.0.103: new handler Process vmsg /usr/lib/python3/dist-packages/websockify/websockifyserver.py:632
2026-06-16 15:21:17.065 96989 INFO nova.console.websocketproxy [-] handler exception: Can't pickle <enum 'AddressFamily'>: it's not the same object as socket.AddressFamily
2026-06-16 15:21:17.065 96989 DEBUG nova.console.websocketproxy [-] exception vmsg /usr/lib/python3/dist-packages/websockify/websockifyserver.py:632
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy Traceback (most recent call last):
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy File "/usr/lib/python3/dist-packages/websockify/websockifyserver.py", line 839, in start_server
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy p.start()
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy ~~~~~~~^^
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy File "/usr/lib/python3.14/multiprocessing/process.py", line 121, in start
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy self._popen = self._Popen(self)
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy ~~~~~~~~~~~^^^^^^
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy File "/usr/lib/python3.14/multiprocessing/context.py", line 230, in _Popen
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy return _default_context.get_context().Process._Popen(process_obj)
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy File "/usr/lib/python3.14/multiprocessing/context.py", line 294, in _Popen
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy return Popen(process_obj)
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy File "/usr/lib/python3.14/multiprocessing/popen_spawn_posix.py", line 32, in __init__
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy super().__init__(process_obj)
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy ~~~~~~~~~~~~~~~~^^^^^^^^^^^^^
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy File "/usr/lib/python3.14/multiprocessing/popen_fork.py", line 20, in __init__
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy self._launch(process_obj)
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy ~~~~~~~~~~~~^^^^^^^^^^^^^
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy File "/usr/lib/python3.14/multiprocessing/popen_spawn_posix.py", line 47, in _launch
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy reduction.dump(process_obj, fp)
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy ~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy File "/usr/lib/python3.14/multiprocessing/reduction.py", line 60, in dump
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy ForkingPickler(file, protocol).dump(obj)
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy _pickle.PicklingError: Can't pickle <enum 'AddressFamily'>: it's not the same object as socket.AddressFamily
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy when serializing socket.AddressFamily reconstructor
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy when serializing socket.AddressFamily object
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy when serializing tuple item 1
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy when serializing eventlet.greenio.base.GreenSocket reconstructor arguments
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy when serializing eventlet.greenio.base.GreenSocket object
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy when serializing tuple item 0
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy when serializing dict item '_args'
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy when serializing multiprocessing.context.Process state
2026-06-16 15:21:17.065 96989 ERROR nova.console.websocketproxy when serializing multiprocessing.context.Process object
```
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