package:linux-image-extra-4.4.0-31-generic:4.4.0-31.50
Removing linux-image-extra-4.4.0-31-generic (4.4.0-31.50) ...
depmod: FATAL: could not load /boot/System.map-4.4.0-31-generic: No such file or directory
run-parts: executing /etc/kernel/postinst.d/apt-auto-removal 4.4.0-31-generic /boot/vmlinuz-4.4.0-31-generic
run-parts: executing /etc/kernel/postinst.d/initramfs-tools 4.4.0-31-generic /boot/vmlinuz-4.4.0-31-generic
update-initramfs: Generating /boot/initrd.img-4.4.0-31-generic
touch: cannot touch '/boot/initrd.img-4.4.0-31-generic.new': Read-only file system
depmod: WARNING: could not open /lib/modules/4.4.0-31-generic/modules.order: No such file or directory
depmod: WARNING: could not open /lib/modules/4.4.0-31-generic/modules.builtin: No such file or directory
live-boot:
W: live-boot-initramfs-tools (backend) installed without live-boot,
W: this initramfs will *NOT* have live support.
depmod: WARNING: could not open /var/tmp/mkinitramfs_p51a93/lib/modules/4.4.0-31-generic/modules.order: No such file or directory
depmod: WARNING: could not open /var/tmp/mkinitramfs_p51a93/lib/modules/4.4.0-31-generic/modules.builtin: No such file or directory
/usr/sbin/mkinitramfs: 351: /usr/sbin/mkinitramfs: cannot create /boot/initrd.img-4.4.0-31-generic.new: Read-only file system
/usr/sbin/mkinitramfs: 9: /usr/sbin/mkinitramfs: cannot create /boot/initrd.img-4.4.0-31-generic.new: Read-only file system
E: mkinitramfs failure cpio 141 gzip 2
update-initramfs: failed for /boot/initrd.img-4.4.0-31-generic with 1.
run-parts: /etc/kernel/postinst.d/initramfs-tools exited with return code 1
dpkg: error processing package linux-image-extra-4.4.0-31-generic (--remove):
 subprocess installed post-removal script returned error exit status 1