The job python-cinderclient-functional-py39 is failing because a new iSCSI target path was added in the kernel, /sys/kernel/config/target/iscsi/*cpus_allowed_list*, which is causing remove_export to fail with LIO target in rtslib-fb 2.7.4 with the following error.
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: Command: sudo cinder-rootwrap /etc/cinder/rootwrap.conf cinder-rtstool delete iqn.2010-10.org.openstack:volume-2ed449f0-81ac-4769-aceb-82c3a6a0d84e
The only test affected is cinderclient.tests.functional.test_cli.CinderBackupTests.test_backup_create_and_delete which tries to create a backup in which we attach and detach a volume. While detaching, the operation fails because of the described issue. Following is the full trace of a following build.
https://zuul.openstack.org/build/b63d12bffa0743d3bf5b85521b5e712d
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server [req-ff5743b6-056e-4f22-8095-388e6f385dcc req-becf972d-4c94-44b9-af6c-5e55f0278295 admin None] Exception during message handling: cinder.exception_Remote.VolumeBackendAPIException_Remote: Bad or unexpected response from the storage volume backend API: Remove volume export failed.
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: Traceback (most recent call last):
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: File "/opt/stack/cinder/cinder/volume/targets/lio.py", line 150, in remove_iscsi_target
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: self._execute('cinder-rtstool',
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: File "/usr/local/lib/python3.9/site-packages/oslo_concurrency/lockutils.py", line 391, in inner
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: return f(*args, **kwargs)
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: File "/opt/stack/cinder/cinder/volume/targets/lio.py", line 50, in _execute
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: return utils.execute(*args, **kwargs)
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: File "/opt/stack/cinder/cinder/utils.py", line 172, in execute
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: return processutils.execute(*cmd, **kwargs)
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: File "/usr/local/lib/python3.9/site-packages/oslo_concurrency/processutils.py", line 438, in execute
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: raise ProcessExecutionError(exit_code=_returncode,
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: oslo_concurrency.processutils.ProcessExecutionError: Unexpected error while running command.
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: Command: sudo cinder-rootwrap /etc/cinder/rootwrap.conf cinder-rtstool delete iqn.2010-10.org.openstack:volume-2ed449f0-81ac-4769-aceb-82c3a6a0d84e
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: Exit code: 1
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: Stdout: ''
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: Stderr: 'Traceback (most recent call last):\n File "/usr/local/bin/cinder-rtstool", line 10, in <module>\n sys.exit(main())\n File "/opt/stack/cinder/cinder/cmd/rtstool.py", line 318, in main\n delete(iqn)\n File "/opt/stack/cinder/cinder/cmd/rtstool.py", line 164, in delete\n x.delete()\n File "/usr/local/lib/python3.9/site-packages/rtslib_fb/tcm.py", line 269, in delete\n for lun in self._gen_attached_luns():\n File "/usr/local/lib/python3.9/site-packages/rtslib_fb/tcm.py", line 215, in _gen_attached_luns\n for tpgt_dir in listdir(tpgts_base):\nNotADirectoryError: [Errno 20] Not a directory: \'/sys/kernel/config/target/iscsi/cpus_allowed_list\'\n'
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: During handling of the above exception, another exception occurred:
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: Traceback (most recent call last):
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: File "/opt/stack/cinder/cinder/volume/manager.py", line 2061, in remove_export
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: self.driver.remove_export(context, volume_ref)
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: File "/opt/stack/cinder/cinder/volume/drivers/lvm.py", line 841, in remove_export
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: self.target_driver.remove_export(context, volume)
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: File "/opt/stack/cinder/cinder/volume/targets/iscsi.py", line 233, in remove_export
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: self.remove_iscsi_target(iscsi_target, lun, volume['id'],
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: File "/opt/stack/cinder/cinder/volume/targets/lio.py", line 157, in remove_iscsi_target
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: raise exception.ISCSITargetRemoveFailed(volume_id=vol_id)
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: cinder.exception.ISCSITargetRemoveFailed: Failed to remove iscsi target for volume 2ed449f0-81ac-4769-aceb-82c3a6a0d84e.
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: During handling of the above exception, another exception occurred:
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: Traceback (most recent call last):
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: File "/usr/local/lib/python3.9/site-packages/oslo_messaging/rpc/server.py", line 165, in _process_incoming
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: res = self.dispatcher.dispatch(message)
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: File "/usr/local/lib/python3.9/site-packages/oslo_messaging/rpc/dispatcher.py", line 309, in dispatch
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: return self._do_dispatch(endpoint, method, ctxt, args)
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: File "/usr/local/lib/python3.9/site-packages/oslo_messaging/rpc/dispatcher.py", line 229, in _do_dispatch
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: result = func(ctxt, **new_args)
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: File "/opt/stack/cinder/cinder/volume/manager.py", line 2065, in remove_export
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: raise exception.VolumeBackendAPIException(data=msg)
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: cinder.exception.VolumeBackendAPIException: Bad or unexpected response from the storage volume backend API: Remove volume export failed.
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server Traceback (most recent call last):
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server File "/usr/local/lib/python3.9/site-packages/oslo_messaging/rpc/server.py", line 165, in _process_incoming
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server res = self.dispatcher.dispatch(message)
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server File "/usr/local/lib/python3.9/site-packages/oslo_messaging/rpc/dispatcher.py", line 309, in dispatch
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server return self._do_dispatch(endpoint, method, ctxt, args)
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server File "/usr/local/lib/python3.9/site-packages/oslo_messaging/rpc/dispatcher.py", line 229, in _do_dispatch
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server result = func(ctxt, **new_args)
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server File "/opt/stack/cinder/cinder/backup/manager.py", line 525, in continue_backup
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server volume_utils.update_backup_error(backup, str(err))
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server File "/usr/local/lib/python3.9/site-packages/oslo_utils/excutils.py", line 227, in __exit__
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server self.force_reraise()
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server File "/usr/local/lib/python3.9/site-packages/oslo_utils/excutils.py", line 200, in force_reraise
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server raise self.value
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server File "/opt/stack/cinder/cinder/backup/manager.py", line 511, in continue_backup
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server self.message_api.create_from_request_context(
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server File "/usr/local/lib/python3.9/site-packages/oslo_utils/excutils.py", line 227, in __exit__
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server self.force_reraise()
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server File "/usr/local/lib/python3.9/site-packages/oslo_utils/excutils.py", line 200, in force_reraise
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server raise self.value
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server File "/opt/stack/cinder/cinder/backup/manager.py", line 503, in continue_backup
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server self._detach_device(context, attach_info,
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server File "/opt/stack/cinder/cinder/backup/manager.py", line 1197, in _detach_device
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server rpcapi.remove_export(ctxt, device, sync=True)
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server File "/opt/stack/cinder/cinder/volume/rpcapi.py", line 255, in remove_export
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server cctxt.call(ctxt, 'remove_export', volume_id=volume.id)
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server File "/usr/local/lib/python3.9/site-packages/oslo_messaging/rpc/client.py", line 189, in call
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server result = self.transport._send(
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server File "/usr/local/lib/python3.9/site-packages/oslo_messaging/transport.py", line 123, in _send
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server return self._driver.send(target, ctxt, message,
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server File "/usr/local/lib/python3.9/site-packages/oslo_messaging/_drivers/amqpdriver.py", line 689, in send
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server return self._send(target, ctxt, message, wait_for_reply, timeout,
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server File "/usr/local/lib/python3.9/site-packages/oslo_messaging/_drivers/amqpdriver.py", line 681, in _send
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server raise result
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server cinder.exception_Remote.VolumeBackendAPIException_Remote: Bad or unexpected response from the storage volume backend API: Remove volume export failed.
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server Traceback (most recent call last):
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server File "/opt/stack/cinder/cinder/volume/targets/lio.py", line 150, in remove_iscsi_target
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server self._execute('cinder-rtstool',
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server File "/usr/local/lib/python3.9/site-packages/oslo_concurrency/lockutils.py", line 391, in inner
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server return f(*args, **kwargs)
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server File "/opt/stack/cinder/cinder/volume/targets/lio.py", line 50, in _execute
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server return utils.execute(*args, **kwargs)
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server File "/opt/stack/cinder/cinder/utils.py", line 172, in execute
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server return processutils.execute(*cmd, **kwargs)
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server File "/usr/local/lib/python3.9/site-packages/oslo_concurrency/processutils.py", line 438, in execute
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server raise ProcessExecutionError(exit_code=_returncode,
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server oslo_concurrency.processutils.ProcessExecutionError: Unexpected error while running command.
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server Command: sudo cinder-rootwrap /etc/cinder/rootwrap.conf cinder-rtstool delete iqn.2010-10.org.openstack:volume-2ed449f0-81ac-4769-aceb-82c3a6a0d84e
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server Exit code: 1
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server Stdout: ''
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server Stderr: 'Traceback (most recent call last):\n File "/usr/local/bin/cinder-rtstool", line 10, in <module>\n sys.exit(main())\n File "/opt/stack/cinder/cinder/cmd/rtstool.py", line 318, in main\n delete(iqn)\n File "/opt/stack/cinder/cinder/cmd/rtstool.py", line 164, in delete\n x.delete()\n File "/usr/local/lib/python3.9/site-packages/rtslib_fb/tcm.py", line 269, in delete\n for lun in self._gen_attached_luns():\n File "/usr/local/lib/python3.9/site-packages/rtslib_fb/tcm.py", line 215, in _gen_attached_luns\n for tpgt_dir in listdir(tpgts_base):\nNotADirectoryError: [Errno 20] Not a directory: \'/sys/kernel/config/target/iscsi/cpus_allowed_list\'\n'
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server During handling of the above exception, another exception occurred:
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server Traceback (most recent call last):
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server File "/opt/stack/cinder/cinder/volume/manager.py", line 2061, in remove_export
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server self.driver.remove_export(context, volume_ref)
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server File "/opt/stack/cinder/cinder/volume/drivers/lvm.py", line 841, in remove_export
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server self.target_driver.remove_export(context, volume)
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server File "/opt/stack/cinder/cinder/volume/targets/iscsi.py", line 233, in remove_export
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server self.remove_iscsi_target(iscsi_target, lun, volume['id'],
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server File "/opt/stack/cinder/cinder/volume/targets/lio.py", line 157, in remove_iscsi_target
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server raise exception.ISCSITargetRemoveFailed(volume_id=vol_id)
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server cinder.exception.ISCSITargetRemoveFailed: Failed to remove iscsi target for volume 2ed449f0-81ac-4769-aceb-82c3a6a0d84e.
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server During handling of the above exception, another exception occurred:
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server Traceback (most recent call last):
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server File "/usr/local/lib/python3.9/site-packages/oslo_messaging/rpc/server.py", line 165, in _process_incoming
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server res = self.dispatcher.dispatch(message)
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server File "/usr/local/lib/python3.9/site-packages/oslo_messaging/rpc/dispatcher.py", line 309, in dispatch
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server return self._do_dispatch(endpoint, method, ctxt, args)
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server File "/usr/local/lib/python3.9/site-packages/oslo_messaging/rpc/dispatcher.py", line 229, in _do_dispatch
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server result = func(ctxt, **new_args)
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server File "/opt/stack/cinder/cinder/volume/manager.py", line 2065, in remove_export
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server raise exception.VolumeBackendAPIException(data=msg)
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server
Feb 18 15:58:44.696738 np0033170019 cinder-backup[114688]: ERROR oslo_messaging.rpc.server cinder.exception.VolumeBackendAPIException: Bad or unexpected response from the storage volume backend API: Remove volume export failed.
Patch: https:/ /review. opendev. org/c/openstack /python- cinderclient/ +/874448