[Bug 2103624] Re: Unhandled exception from module 'dashboard': PyO3 modules compiled for CPython 3.8 or older may only be initialized once per interpreter process

[Launchpad Bug Tracker]

Status changed to 'Confirmed' because the bug affects multiple users.

** Changed in: ceph (Ubuntu)
       Status: New => Confirmed

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Title:
  Unhandled exception from module 'dashboard': PyO3 modules compiled for
  CPython 3.8 or older may only be initialized once per interpreter
  process

Status in ceph package in Ubuntu:
  Confirmed

Bug description:
  The ceph mgr dashboard modules do not run on noble anymore at all:

  ceph-mgr[21215]: 2025-03-19T14:11:13.632+0000 785315e006c0 -1 log_channel(cluster) log [ERR] : Unhandled exception from module 'dashboard' while running on mgr.core1a: PyO3 modules compiled for CPython 3.8 or older may only be initialized once per interpreter process
  ceph-mgr[21215]: 2025-03-19T14:11:13.632+0000 785315e006c0 -1 dashboard.serve:
  ceph-mgr[21215]: 2025-03-19T14:11:13.632+0000 785315e006c0 -1 Traceback (most recent call last):
  ceph-mgr[21215]:   File "/usr/share/ceph/mgr/dashboard/module.py", line 578, in serve
  ceph-mgr[21215]:     uri = self.await_configuration()
  ceph-mgr[21215]:           ^^^^^^^^^^^^^^^^^^^^^^^^^^
  ceph-mgr[21215]:   File "/usr/share/ceph/mgr/dashboard/module.py", line 215, in await_configuration
  ceph-mgr[21215]:     uri = self._configure()
  ceph-mgr[21215]:           ^^^^^^^^^^^^^^^^^
  ceph-mgr[21215]:   File "/usr/share/ceph/mgr/dashboard/module.py", line 176, in _configure
  ceph-mgr[21215]:     verify_tls_files(cert_fname, pkey_fname)
  ceph-mgr[21215]:   File "/usr/share/ceph/mgr/mgr_util.py", line 672, in verify_tls_files
  ceph-mgr[21215]:     verify_cacrt(cert_fname)
  ceph-mgr[21215]:   File "/usr/share/ceph/mgr/mgr_util.py", line 598, in verify_cacrt
  ceph-mgr[21215]:     verify_cacrt_content(f.read())
  ceph-mgr[21215]:   File "/usr/share/ceph/mgr/mgr_util.py", line 570, in verify_cacrt_content
  ceph-mgr[21215]:     from OpenSSL import crypto
  ceph-mgr[21215]:   File "/lib/python3/dist-packages/OpenSSL/__init__.py", line 8, in <module>
  ceph-mgr[21215]:     from OpenSSL import SSL, crypto
  ceph-mgr[21215]:   File "/lib/python3/dist-packages/OpenSSL/SSL.py", line 9, in <module>
  ceph-mgr[21215]:     from OpenSSL._util import (
  ceph-mgr[21215]:   File "/lib/python3/dist-packages/OpenSSL/_util.py", line 6, in <module>
  ceph-mgr[21215]:     from cryptography.hazmat.bindings.openssl.binding import Binding
  ceph-mgr[21215]:   File "/lib/python3/dist-packages/cryptography/hazmat/bindings/openssl/binding.py", line 15, in <module>
  ceph-mgr[21215]:     from cryptography.exceptions import InternalError
  ceph-mgr[21215]:   File "/lib/python3/dist-packages/cryptography/exceptions.py", line 9, in <module>
  ceph-mgr[21215]:     from cryptography.hazmat.bindings._rust import exceptions as rust_exceptions
  ceph-mgr[21215]: ImportError: PyO3 modules compiled for CPython 3.8 or older may only be initialized once per interpreter process

  ProblemType: Bug
  DistroRelease: Ubuntu 24.04
  Package: ceph-mgr-dashboard 19.2.0-0ubuntu0.24.04.2
  ProcVersionSignature: Ubuntu 6.8.0-55.57-generic 6.8.12
  Uname: Linux 6.8.0-55-generic x86_64
  NonfreeKernelModules: zfs
  ApportVersion: 2.28.1-0ubuntu3.5
  Architecture: amd64
  CasperMD5CheckResult: unknown
  Date: Wed Mar 19 14:18:31 2025
  PackageArchitecture: all
  ProcEnviron:
   LANG=en_US.UTF-8
   PATH=(custom, no user)
   SHELL=/bin/bash
   TERM=xterm-256color
   XDG_RUNTIME_DIR=<set>
  SourcePackage: ceph
  UpgradeStatus: Upgraded to noble on 2025-03-19 (0 days ago)

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