Leapp preupgrade fails with: CalledProcessError: Command ['/usr/sbin/xfs_info', '/dev/shm'] failed with exit code 1.

Issue

• Leapp preupgrade fails with:

  File "/usr/share/leapp-repository/repositories/system_upgrade/common/actors/xfsinfoscanner/libraries/xfsinfoscanner.py", line 24, in is_xfs_without_ftype
  for l in run(['/usr/sbin/xfs_info', '{}'.format(mp)], split=True)['stdout']:
  File "/usr/lib/python2.7/site-packages/leapp/libraries/stdlib/__init__.py", line 188, in run
  result=result
  CalledProcessError: Command ['/usr/sbin/xfs_info', '/dev/shm'] failed with exit code 1.