sudo aptitude purge linux-image-extra-4.4.0-32-generic
The following packages will be REMOVED:  
  linux-image-extra-4.4.0-32-generic{p} 
0 packages upgraded, 0 newly installed, 1 to remove and 0 not upgraded.
Need to get 0 B/77.2 MB of archives. After unpacking 120 MB will be freed.
The following packages have unmet dependencies:
 linux-image-extra-4.4.0-34-generic : Depends: linux-image-4.4.0-34-generic but it is not going to be installed.
 linux-image-extra-4.4.0-35-generic : Depends: linux-image-4.4.0-35-generic but it is not going to be installed.
The following actions will resolve these dependencies:

     Remove the following packages:      
1)     linux-image-extra-4.4.0-34-generic
2)     linux-image-extra-4.4.0-35-generic



Accept this solution? [Y/n/q/?] 
The following packages will be REMOVED:
  linux-image-extra-4.4.0-32-generic{p} linux-image-extra-4.4.0-34-generic{a} linux-image-extra-4.4.0-35-generic{a} 
0 packages upgraded, 0 newly installed, 3 to remove and 0 not upgraded.
Need to get 0 B of archives. After unpacking 360 MB will be freed.
Do you want to continue? [Y/n/?] 
[100%] Writing extended state information
(Reading database ... 151084 files and directories currently installed.)
Removing linux-image-extra-4.4.0-32-generic (4.4.0-32.51) ...
depmod: FATAL: could not load /boot/System.map-4.4.0-32-generic: No such file or directory
run-parts: executing /etc/kernel/postinst.d/apt-auto-removal 4.4.0-32-generic /boot/vmlinuz-4.4.0-32-generic
run-parts: executing /etc/kernel/postinst.d/initramfs-tools 4.4.0-32-generic /boot/vmlinuz-4.4.0-32-generic
update-initramfs: Generating /boot/initrd.img-4.4.0-32-generic
WARNING: missing /lib/modules/4.4.0-32-generic
Ensure all necessary drivers are built into the linux image!
depmod: ERROR: could not open directory /lib/modules/4.4.0-32-generic: No such file or directory
depmod: FATAL: could not search modules: No such file or directory
mktemp: failed to create directory via template ‘/var/tmp/mkinitramfs_XXXXXX’: No such file or directory
update-initramfs: failed for /boot/initrd.img-4.4.0-32-generic with 1.
run-parts: /etc/kernel/postinst.d/initramfs-tools exited with return code 1
dpkg: error processing package linux-image-extra-4.4.0-32-generic (--purge):
 subprocess installed post-removal script returned error exit status 1
Errors were encountered while processing:
 linux-image-extra-4.4.0-32-generic
E: Sub-process /usr/bin/dpkg returned an error code (1)
Failed to perform requested operation on package.  Trying to recover: