Install kernel-debuginfo package on CentOS

Install centos-release package
 yum --enablerepo=base-debuginfo install kernel-debuginfo-$(uname -r)

Enable Creating symlinks in VBox

VBoxManage setextradata VM_NAME VBoxInternal2/SharedFoldersEnableSymlinksCreate/SHARE_NAME 1

Install Misc-Fixed Font on Fedora and CentOS

CentOS:
sudo yum install bitmap-miscfixed-fonts.noarch

Fedora 23:
sudo dnf install ucs-miscfixed-fonts.noarch

Fedora 32:

sudo dnf install ucs-miscfixed-opentype-fonts

Restore SELinux file contexts after moving contents of /usr to different partition

restorecon -Rv /usr