I am having a Red Hat 6.7 running on VM which I updated with the latest version kernel-2.6.32-573.26.1.el6.x86_64. but after this update I received the below error:
kernel panic-not syncing: VFS: unable to mount root fs on
unknown block(0,0)
Previous version was kernel-2.6.32-573.22.1.el6.x86_64 .