[ovirt-devel] vdsm: AttributeError: 'NoneType' object has no attribute 'wrap_command'

Just saw this on[1]: 2017-12-28 10:09:24,980-0500 INFO (MainThread) [vdsm.api] FINISH prepareForShutdown return=None from=internal, task_id=1a83a4d3-43e3-4833-883b-dfd2fe4d76be (api:52) 2017-12-28 10:09:24,980-0500 INFO (MainThread) [vds] Stopping threads (vdsmd:159) 2017-12-28 10:09:24,980-0500 INFO (MainThread) [vds] Exiting (vdsmd:170) 2017-12-28 10:09:25,011-0500 INFO (mailbox-hsm) [storage.MailBox.HsmMailMonitor] HSM_MailboxMonitor - Incoming mail monitoring thread stopped, clearing outgoing mail (mailbox:511) 2017-12-28 10:09:25,011-0500 INFO (mailbox-hsm) [storage.MailBox.HsmMailMonitor] HSM_MailMonitor sending mail to SPM - ['/usr/bin/dd', 'of=/rhev/data-center/9b97451a-0312-4c69-85e2-f86d6d273636/mastersd/dom_md/inbox', 'iflag=fullblock', 'oflag=direct', 'conv=notrunc', 'bs=4096', 'count=1', 'seek=1'] (mailbox:387) 2017-12-28 10:09:25,012-0500 ERROR (mailbox-hsm) [storage.MailBox.HsmMailMonitor] FINISH thread <Thread(mailbox-hsm, started daemon 139968009594624)> failed (concurrent:201) Traceback (most recent call last): File "/usr/lib/python2.7/site-packages/vdsm/common/concurrent.py", line 194, in run ret = func(*args, **kwargs) File "/usr/lib/python2.7/site-packages/vdsm/storage/mailbox.py", line 514, in _run self._sendMail() # Clear outgoing mailbox File "/usr/lib/python2.7/site-packages/vdsm/storage/mailbox.py", line 394, in _sendMail _mboxExecCmd(self._outCmd, data=self._outgoingMail) File "/usr/lib/python2.7/site-packages/vdsm/storage/mailbox.py", line 84, in _mboxExecCmd return misc.execCmd(*args, **kwargs) File "/usr/lib/python2.7/site-packages/vdsm/common/commands.py", line 53, in execCmd command = cmdutils.wrap_command(command, with_ioclass=ioclass, AttributeError: 'NoneType' object has no attribute 'wrap_command' 2017-12-28 10:09:28,965-0500 INFO (MainThread) [vds] (PID: 23232) I am the actual vdsm 4.20.9-84.git615770f.el7.centos lago-basic-suite-master-host-0 (3.10.0-693.2.2.el7.x86_64) (vdsmd:148) 2017-12-28 10:09:28,966-0500 INFO (MainThread) [vds] VDSM will run with cpu affinity: frozenset([1]) (vdsmd:254) 2017-12-28 10:09:28,970-0500 INFO (MainThread) [storage.HSM] START HSM init (hsm:366) [1] http://jenkins.ovirt.org/job/ovirt-system-tests_master_check-patch-el7-x8...