For 4.2 specifically for deploying Openshift on Z, we need certain changes to the installer to support DASD devices. The PR in github is: https://github.com/coreos/coreos-installer/pull/61 Once this PR gets in , we would need the installer to be updated for 4.2 RHCOS.
Verified in 43.81.201911251600.0 ``` $ curl -Ls https://releases-art-rhcos.svc.ci.openshift.org/art/storage/releases/rhcos-4.3/43.81.201911251600.0/x86_64/commitmeta.json | jq '.["rpmostree.rpmdb.pkglist"][] | select(.[0] == "coreos-installer")' [ "coreos-installer", "0", "0", "11.rhaos4.3.gitce8e9a8.el8", "noarch" ] ```
Since the problem described in this bug report should be resolved in a recent advisory, it has been closed with a resolution of ERRATA. For information on the advisory, and where to find the updated files, follow the link below. If the solution does not work for you, open a new bug report. https://access.redhat.com/errata/RHBA-2020:0062