Comment 10 for bug 1811660

Another issue pops-up, looks like there are a few nvdimm patches that require backporting:

# ndctl create-namespace -e "namespace0.0" -m fsdax -f -vvv
libndctl: sizeof_namespace_index: nmem0: label area (1024) too small to host (256 byte) labels
libndctl: sizeof_namespace_index: nmem0: label area (1024) too small to host (256 byte) labels
libndctl: sizeof_namespace_index: nmem0: label area (1024) too small to host (256 byte) labels
libndctl: sizeof_namespace_index: nmem0: label area (1024) too small to host (256 byte) labels
libndctl: sizeof_namespace_index: nmem0: label area (1024) too small to host (256 byte) labels
libndctl: sizeof_namespace_index: nmem0: label area (1024) too small to host (256 byte) labels
libndctl: sizeof_namespace_index: nmem0: label area (1024) too small to host (256 byte) labels
libndctl: sizeof_namespace_index: nmem0: label area (1024) too small to host (256 byte) labels
libndctl: sizeof_namespace_index: nmem0: label area (1024) too small to host (256 byte) labels
libndctl: sizeof_namespace_index: nmem0: label area (1024) too small to host (256 byte) labels
libndctl: sizeof_namespace_index: nmem0: label area (1024) too small to host (256 byte) labels
libndctl: sizeof_namespace_index: nmem0: label area (1024) too small to host (256 byte) labels
libndctl: sizeof_namespace_index: nmem0: label area (1024) too small to host (256 byte) labels
libndctl: sizeof_namespace_index: nmem0: label area (1024) too small to host (256 byte) labels
libndctl: sizeof_namespace_index: nmem0: label area (1024) too small to host (256 byte) labels
libndctl: sizeof_namespace_index: nmem0: label area (1024) too small to host (256 byte) labels
libndctl: sizeof_namespace_index: nmem0: label area (1024) too small to host (256 byte) labels
libndctl: sizeof_namespace_index: nmem0: label area (1024) too small to host (256 byte) labels
libndctl: sizeof_namespace_index: nmem0: label area (1024) too small to host (256 byte) labels
libndctl: sizeof_namespace_index: nmem0: label area (1024) too small to host (256 byte) labels
libndctl: ndctl_dimm_enable: nmem0: failed to enable
libndctl: sizeof_namespace_index: nmem0: label area (1024) too small to host (128 byte) labels
libndctl: sizeof_namespace_index: nmem0: label area (1024) too small to host (128 byte) labels
libndctl: sizeof_namespace_index: nmem0: label area (1024) too small to host (128 byte) labels
libndctl: sizeof_namespace_index: nmem0: label area (1024) too small to host (128 byte) labels
libndctl: sizeof_namespace_index: nmem0: label area (1024) too small to host (128 byte) labels
libndctl: sizeof_namespace_index: nmem0: label area (1024) too small to host (128 byte) labels
libndctl: sizeof_namespace_index: nmem0: label area (1024) too small to host (128 byte) labels
libndctl: sizeof_namespace_index: nmem0: label area (1024) too small to host (128 byte) labels
libndctl: sizeof_namespace_index: nmem0: label area (1024) too small to host (128 byte) labels
libndctl: sizeof_namespace_index: nmem0: label area (1024) too small to host (128 byte) labels
libndctl: sizeof_namespace_index: nmem0: label area (1024) too small to host (128 byte) labels
libndctl: sizeof_namespace_index: nmem0: label area (1024) too small to host (128 byte) labels
libndctl: sizeof_namespace_index: nmem0: label area (1024) too small to host (128 byte) labels
libndctl: sizeof_namespace_index: nmem0: label area (1024) too small to host (128 byte) labels
libndctl: sizeof_namespace_index: nmem0: label area (1024) too small to host (128 byte) labels
libndctl: sizeof_namespace_index: nmem0: label area (1024) too small to host (128 byte) labels
libndctl: sizeof_namespace_index: nmem0: label area (1024) too small to host (128 byte) labels
libndctl: sizeof_namespace_index: nmem0: label area (1024) too small to host (128 byte) labels
libndctl: sizeof_namespace_index: nmem0: label area (1024) too small to host (128 byte) labels
libndctl: sizeof_namespace_index: nmem0: label area (1024) too small to host (128 byte) labels
libndctl: ndctl_dimm_enable: nmem0: failed to enable
enable_labels:945: region0: failed to initialize labels
namespace_reconfig:977: region0: no idle namespace seed
failed to reconfigure namespace: No such device

root@ubuntu:~# ndctl -v
61.2+