Unable to install minikube in root user

[chanvi2308]

What Happened?

I have run the following commands to install minikube but it is throwing error

Setup Kubernetes (through Minikube, t2.medium i.e 2 CPU's)

Install Docker
$ sudo apt update && sudo apt -y install docker.io

Install kubectl
$ curl -LO https://storage.googleapis.com/kubernetes-release/release/v1.23.7/bin/linux/amd64/kubectl && chmod +x ./kubectl && sudo mv ./kubectl /usr/local/bin/kubectl

Install Minikube
$ curl -Lo minikube https://storage.googleapis.com/minikube/releases/v1.23.2/minikube-linux-amd64 && chmod +x minikube && sudo mv minikube /usr/local/bin/

Start Minikube
$ sudo apt install conntrack
$ minikube start --vm-driver=none
$ minikube status

Attached the error details
please assist.

Attach the log file

Below are the errors i got while installling minikube

• Preparing Kubernetes v1.22.2 on Docker 27.5.1 ...
  • kubelet.resolv-conf=/run/systemd/resolve/resolv.conf

    kubelet.sha256: 64 B / 64 B [--------------------------] 100.00% ? p/s 0s
    kubeadm.sha256: 64 B / 64 B [--------------------------] 100.00% ? p/s 0s
    kubectl.sha256: 64 B / 64 B [--------------------------] 100.00% ? p/s 0s
    kubeadm: 43.71 MiB / 43.71 MiB [-------------] 100.00% 10.42 MiB p/s 4.4s
    kubectl: 44.73 MiB / 44.73 MiB [-------------] 100.00% 10.31 MiB p/s 4.5s
    kubelet: 146.25 MiB / 146.25 MiB [------------] 100.00% 13.62 MiB p/s 11s
    ! initialization failed, will try again: wait: /bin/bash -c "sudo env PATH=/var/lib/minikube/binaries/v1.22.2:$PATH kubeadm init --config /var/tmp/minikube/kubeadm.yaml --ignore-preflight-errors=DirAvailable--etc-kubernetes-manifests,DirAvailable--var-lib-minikube,DirAvailable--var-lib-minikube-etcd,FileAvailable--etc-kubernetes-manifests-kube-scheduler.yaml,FileAvailable--etc-kubernetes-manifests-kube-apiserver.yaml,FileAvailable--etc-kubernetes-manifests-kube-controller-manager.yaml,FileAvailable--etc-kubernetes-manifests-etcd.yaml,Port-10250,Swap,Mem": exit status 1
    stdout:
    [init] Using Kubernetes version: v1.22.2
    [preflight] Running pre-flight checks

stderr:
[WARNING FileExisting-socat]: socat not found in system path
[WARNING SystemVerification]: this Docker version is not on the list of validated versions: 27.5.1. Latest validated version: 20.10
[WARNING Service-Kubelet]: kubelet service is not enabled, please run 'systemctl enable kubelet.service'
error execution phase preflight: [preflight] Some fatal errors occurred:
[ERROR FileContent--proc-sys-net-bridge-bridge-nf-call-iptables]: /proc/sys/net/bridge/bridge-nf-call-iptables does not exist
[preflight] If you know what you are doing, you can make a check non-fatal with --ignore-preflight-errors=...
To see the stack trace of this error execute with --v=5 or higher

X Error starting cluster: wait: /bin/bash -c "sudo env PATH=/var/lib/minikube/binaries/v1.22.2:$PATH kubeadm init --config /var/tmp/minikube/kubeadm.yaml --ignore-preflight-errors=DirAvailable--etc-kubernetes-manifests,DirAvailable--var-lib-minikube,DirAvailable--var-lib-minikube-etcd,FileAvailable--etc-kubernetes-manifests-kube-scheduler.yaml,FileAvailable--etc-kubernetes-manifests-kube-apiserver.yaml,FileAvailable--etc-kubernetes-manifests-kube-controller-manager.yaml,FileAvailable--etc-kubernetes-manifests-etcd.yaml,Port-10250,Swap,Mem": exit status 1
stdout:
[init] Using Kubernetes version: v1.22.2
[preflight] Running pre-flight checks

stderr:
[WARNING FileExisting-socat]: socat not found in system path
[WARNING SystemVerification]: this Docker version is not on the list of validated versions: 27.5.1. Latest validated version: 20.10
[WARNING Service-Kubelet]: kubelet service is not enabled, please run 'systemctl enable kubelet.service'
error execution phase preflight: [preflight] Some fatal errors occurred:
[ERROR FileContent--proc-sys-net-bridge-bridge-nf-call-iptables]: /proc/sys/net/bridge/bridge-nf-call-iptables does not exist
[preflight] If you know what you are doing, you can make a check non-fatal with --ignore-preflight-errors=...
To see the stack trace of this error execute with --v=5 or higher

╭─────────────────────────────────────────────────────────────────────────────────────────────╮
│ │
│ * If the above advice does not help, please let us know: │
│ https://github.com/kubernetes/minikube/issues/new/choose │
│ │
│ * Please run minikube logs --file=logs.txt and attach logs.txt to the GitHub issue. │
│ │
╰─────────────────────────────────────────────────────────────────────────────────────────────╯

X Exiting due to GUEST_START: wait: /bin/bash -c "sudo env PATH=/var/lib/minikube/binaries/v1.22.2:$PATH kubeadm init --config /var/tmp/minikube/kubeadm.yaml --ignore-preflight-errors=DirAvailable--etc-kubernetes-manifests,DirAvailable--var-lib-minikube,DirAvailable--var-lib-minikube-etcd,FileAvailable--etc-kubernetes-manifests-kube-scheduler.yaml,FileAvailable--etc-kubernetes-manifests-kube-apiserver.yaml,FileAvailable--etc-kubernetes-manifests-kube-controller-manager.yaml,FileAvailable--etc-kubernetes-manifests-etcd.yaml,Port-10250,Swap,Mem": exit status 1
stdout:
[init] Using Kubernetes version: v1.22.2
[preflight] Running pre-flight checks

stderr:
[WARNING FileExisting-socat]: socat not found in system path
[WARNING SystemVerification]: this Docker version is not on the list of validated versions: 27.5.1. Latest validated version: 20.10
[WARNING Service-Kubelet]: kubelet service is not enabled, please run 'systemctl enable kubelet.service'
error execution phase preflight: [preflight] Some fatal errors occurred:
[ERROR FileContent--proc-sys-net-bridge-bridge-nf-call-iptables]: /proc/sys/net/bridge/bridge-nf-call-iptables does not exist
[preflight] If you know what you are doing, you can make a check non-fatal with --ignore-preflight-errors=...
To see the stack trace of this error execute with --v=5 or higher

╭─────────────────────────────────────────────────────────────────────────────────────────────╮
│ │
│ * If the above advice does not help, please let us know: │
│ https://github.com/kubernetes/minikube/issues/new/choose │
│ │
│ * Please run minikube logs --file=logs.txt and attach logs.txt to the GitHub issue. │

Operating System

Ubuntu

Driver

None