I installed linux-image-3.12.24-031224-generic on Ubuntu 12.04 but cannot find a way to start it. uname -r still says 3.2.0-80-generic.
$ dpkg -l | grep linux-image
ii linux-image-3.12.24-031224-generic 3.12.24-031224.201407041335 Linux kernel image for version 3.12.24 on 64 bit x86 SMP
ii linux-image-3.2.0-23-generic 3.2.0-23.36 Linux kernel image for version 3.2.0 on 64 bit x86 SMP
ii linux-image-3.2.0-80-generic 3.2.0-80.116 Linux kernel image for version 3.2.0 on 64 bit x86 SMP
ii linux-image-generic 3.2.0.80.94 Generic Linux kernel image
When I select advanced options for 12.04 in GRUB during startup, it only lists the 3.2 kernels.
Am I missing a step?
@EricClemons ls /boot before and after sudo update-grub:
$ ls /boot
abi-3.12.24-031224-generic initrd.img-3.2.0-80-generic
abi-3.2.0-23-generic memtest86+.bin
abi-3.2.0-80-generic memtest86+_multiboot.bin
config-3.12.24-031224-generic System.map-3.12.24-031224-generic
config-3.2.0-23-generic System.map-3.2.0-23-generic
config-3.2.0-80-generic System.map-3.2.0-80-generic
grub vmlinuz-3.12.24-031224-generic
initrd.img-3.12.24-031224-generic vmlinuz-3.2.0-23-generic
initrd.img-3.2.0-23-generic vmlinuz-3.2.0-80-generic
3.12.24 still does not show up though.