Comment 0 for bug 1636531

Running the unittests on our slave s390x system, the blkid command fails. Running it manually returns the following:

jenkins@s1lp04:~$ blkid -tLABEL=CDROM -odevice
jenkins@s1lp04:~$ echo $?
2
jenkins@s1lp04:~$ lsblk
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
dasda 94:0 0 20.6G 0 disk
|-dasda1 94:1 0 19.7G 0 part /
`-dasda2 94:2 0 953.5M 0 part [SWAP]

Full run output:
https://jenkins.ubuntu.com/server/job/cloud-init-ci/nodes=s390x/53/console