Comment 28 for bug 1642111

Still seeing failures:

http://logs.openstack.org/75/508175/4/check/gate-tempest-dsvm-py35-ubuntu-xenial/d46ef74/logs/screen-c-vol.txt#_Oct_09_12_08_37_819653

Oct 09 12:08:37.819653 ubuntu-xenial-citycloud-kna1-11286426 cinder-volume[28155]: ERROR cinder.brick.local_dev.lvm [None req-be59c5a8-24bb-4bc7-af92-768b11f74368 tempest-VolumesSnapshotTestJSON-129534577 None] Error activating LV: oslo_concurrency.processutils.ProcessExecutionError: Unexpected error while running command.
Oct 09 12:08:37.820699 ubuntu-xenial-citycloud-kna1-11286426 cinder-volume[28155]: Command: sudo cinder-rootwrap /etc/cinder/rootwrap.conf lvchange -a y --yes -K stack-volumes-lvmdriver-1/_snapshot-fd094995-94ad-44f1-9ad7-6e903267c1d6
Oct 09 12:08:37.820779 ubuntu-xenial-citycloud-kna1-11286426 cinder-volume[28155]: Exit code: 5
Oct 09 12:08:37.820856 ubuntu-xenial-citycloud-kna1-11286426 cinder-volume[28155]: Stdout: ''
Oct 09 12:08:37.820930 ubuntu-xenial-citycloud-kna1-11286426 cinder-volume[28155]: Stderr: ' device-mapper: reload ioctl on (252:7) failed: Invalid argument\n'

Is there any indication what the invalid argument is from this?

lvchange -a y --yes -K stack-volumes-lvmdriver-1/_snapshot-fd094995-94ad-44f1-9ad7-6e903267c1d6