sudo apt-get --purge autoremove
[sudo] password for pete: 
Reading package lists... Done
Building dependency tree       
Reading state information... Done
The following packages will be REMOVED:
  linux-headers-3.16.0-29* linux-headers-3.16.0-29-generic* linux-image-3.16.0-29-generic*
  linux-image-extra-3.16.0-29-generic*
0 upgraded, 0 newly installed, 4 to remove and 0 not upgraded.
After this operation, 231 MB disk space will be freed.
Do you want to continue? [Y/n] y
dpkg: warning: parsing file '/var/lib/dpkg/status' near line 3796 package 'libxshmfence1:i386':
 missing description
(Reading database ... 200237 files and directories currently installed.)
Removing linux-headers-3.16.0-29-generic (3.16.0-29.39) ...
Removing linux-headers-3.16.0-29 (3.16.0-29.39) ...
Removing linux-image-extra-3.16.0-29-generic (3.16.0-29.39) ...
run-parts: executing /etc/kernel/postinst.d/apt-auto-removal 3.16.0-29-generic /boot/vmlinuz-3.16.0-29-generic
dpkg-query: warning: parsing file '/var/lib/dpkg/status' near line 3796 package 'libxshmfence1:i386':
 missing description
run-parts: executing /etc/kernel/postinst.d/initramfs-tools 3.16.0-29-generic /boot/vmlinuz-3.16.0-29-generic
update-initramfs: Generating /boot/initrd.img-3.16.0-29-generic
run-parts: executing /etc/kernel/postinst.d/pm-utils 3.16.0-29-generic /boot/vmlinuz-3.16.0-29-generic
run-parts: executing /etc/kernel/postinst.d/update-notifier 3.16.0-29-generic /boot/vmlinuz-3.16.0-29-generic
run-parts: executing /etc/kernel/postinst.d/zz-update-grub 3.16.0-29-generic /boot/vmlinuz-3.16.0-29-generic
Generating grub configuration file ...
Found linux image: /boot/vmlinuz-3.16.0-30-generic
Found initrd image: /boot/initrd.img-3.16.0-30-generic
Found linux image: /boot/vmlinuz-3.16.0-29-generic
Found initrd image: /boot/initrd.img-3.16.0-29-generic
Found linux image: /boot/vmlinuz-3.16.0-23-generic
Found initrd image: /boot/initrd.img-3.16.0-23-generic
Found memtest86+ image: /boot/memtest86+.elf
Found memtest86+ image: /boot/memtest86+.bin
Found Ubuntu 12.04.3 LTS (12.04) on /dev/sda1
Found Windows NT/2000/XP (loader) on /dev/sda3
done
Purging configuration files for linux-image-extra-3.16.0-29-generic (3.16.0-29.39) ...
Removing linux-image-3.16.0-29-generic (3.16.0-29.39) ...
Examining /etc/kernel/postrm.d .
run-parts: executing /etc/kernel/postrm.d/initramfs-tools 3.16.0-29-generic /boot/vmlinuz-3.16.0-29-generic
update-initramfs: Deleting /boot/initrd.img-3.16.0-29-generic
run-parts: executing /etc/kernel/postrm.d/zz-update-grub 3.16.0-29-generic /boot/vmlinuz-3.16.0-29-generic
Generating grub configuration file ...
Found linux image: /boot/vmlinuz-3.16.0-30-generic
Found initrd image: /boot/initrd.img-3.16.0-30-generic
Found linux image: /boot/vmlinuz-3.16.0-23-generic
Found initrd image: /boot/initrd.img-3.16.0-23-generic
Found memtest86+ image: /boot/memtest86+.elf
Found memtest86+ image: /boot/memtest86+.bin
Found Ubuntu 12.04.3 LTS (12.04) on /dev/sda1
Found Windows NT/2000/XP (loader) on /dev/sda3
done
The link /vmlinuz.old is a damaged link
Removing symbolic link vmlinuz.old 
 you may need to re-run your boot loader[grub]
The link /initrd.img.old is a damaged link
Removing symbolic link initrd.img.old 
 you may need to re-run your boot loader[grub]
Purging configuration files for linux-image-3.16.0-29-generic (3.16.0-29.39) ...
Examining /etc/kernel/postrm.d .
run-parts: executing /etc/kernel/postrm.d/initramfs-tools 3.16.0-29-generic /boot/vmlinuz-3.16.0-29-generic
run-parts: executing /etc/kernel/postrm.d/zz-update-grub 3.16.0-29-generic /boot/vmlinuz-3.16.0-29-generic
pete@pj:~$