Issues to start Minikube on Fedora 34 using Btrfs + LUKS

troubleshooting

https://github.com/kubernetes/minikube/issues/7923#issuecomment-701921931

# check the logs to identify which device is missing
[mdemello@x1 awx]$ minikube  logs | grep 'stat failed on /d'
Jul 15 19:39:58 minikube kubelet[18138]: W0715 19:39:58.825712   18138 fs.go:588] stat failed on /dev/mapper/luks-de09a217-bae0-45b0-8210-40b6023ee125 with error: no such file or directory
! unable to fetch logs for: describe nodes
Jul 15 19:39:59 minikube kubelet[18479]: W0715 19:39:59.631737   18479 fs.go:214] stat failed on /dev/mapper/luks-de09a217-bae0-45b0-8210-40b6023ee125 with error: no such file or directory


# in another terminal, create a symlink
export MISSING_MOUNT_BIND=luks-de09a217-bae0-45b0-8210-40b6023ee125
docker exec -ti minikube /bin/bash -c "ln -s /dev/dm-0 /dev/mapper/$MISSING_MOUNT_BIND"

root@minikube:/# ls -la /dev/mapper/luks-de09a217-bae0-45b0-8210-40b6023ee125 
lrwxrwxrwx. 1 root root 9 Jul 15 19:42 /dev/mapper/luks-de09a217-bae0-45b0-8210-40b6023ee125 -> /dev/dm-0


## issue the start command again and you should be good
[mdemello@x1 awx]$ minikube  start
😄  minikube v1.22.0 on Fedora 34
✨  Using the docker driver based on existing profile
❗  docker is currently using the btrfs storage driver, consider switching to overlay2 for better performance
👍  Starting control plane node minikube in cluster minikube
🚜  Pulling base image ...
🏃  Updating the running docker "minikube" container ...
🐳  Preparing Kubernetes v1.21.2 on Docker 20.10.7 ...
🔎  Verifying Kubernetes components...
    ▪ Using image gcr.io/k8s-minikube/storage-provisioner:v5
🌟  Enabled addons: storage-provisioner, default-storageclass
🏄  Done! kubectl is now configured to use "minikube" cluster and "default" namespace by default

[mdemello@x1 awx]$ kubectl get nodes
NAME       STATUS   ROLES    AGE   VERSION
minikube   Ready    <none>   74s   v1.21.2

From the host:

[mdemello@x1 awx]$ sudo lsblk 
NAME                                          MAJ:MIN RM   SIZE RO TYPE  MOUNTPOINT
zram0                                         252:0    0     8G  0 disk  [SWAP]
nvme0n1                                       259:0    0 953.9G  0 disk  
├─nvme0n1p1                                   259:1    0   600M  0 part  /boot/efi
├─nvme0n1p2                                   259:2    0     1G  0 part  /boot
└─nvme0n1p3                                   259:3    0 952.3G  0 part  
  └─luks-de09a217-bae0-45b0-8210-40b6023ee125 253:0    0 952.3G  0 crypt /var/lib/docker/buildkit/executor/j4oro9q4juj0eyfodtl4qph62/rootfs