Downgrade Grub 2 default option after Xen kernel upgrade

Symptoms After I’ve upgraded the Linux kernel on my Fedora 18 server, I’ve faced a kernel panic on the next reboot. After few investigations, I found out that the new kernel version is buggy 😢 Solution In order to get your system back as it was is to change the grub 2 configuration to point to the previous kernel version. Here’s how I fixed it First, list all menu entries from your Grub 2 configuration (as root)...

October 28, 2013 · 2 min · Davide