Looking at a system running: Linux data 3.10.0-1160.66.1.el7.x86_64 In /boot there are the normal files: vmlinuz-3.10.0-1160.45.1.el7.x86_64 vmlinuz-3.10.0-1160.66.1.el7.x86_64 BUT also: vmlinuz-5.4.3-1.el7.elrepo.x86_64 Seems like an olderversion, .. but is it? Need to clear some space. Thanks!