Setting up linux-image-extra-3.8.0-25-generic (3.8.0-25.37) ...
Running depmod.
update-initramfs: deferring update (hook will be called later)
Examining /etc/kernel/postinst.d.
run-parts: executing /etc/kernel/postinst.d/apt-auto-removal 3.8.0-25-generic /boot/vmlinuz-3.8.0-25-generic
run-parts: executing /etc/kernel/postinst.d/dkms 3.8.0-25-generic /boot/vmlinuz-3.8.0-25-generic
run-parts: executing /etc/kernel/postinst.d/initramfs-tools 3.8.0-25-generic /boot/vmlinuz-3.8.0-25-generic
update-initramfs: Generating /boot/initrd.img-3.8.0-25-generic

gzip: stdout: No space left on device
E: mkinitramfs failure cpio 141 gzip 1
update-initramfs: failed for /boot/initrd.img-3.8.0-25-generic with 1.
run-parts: /etc/kernel/postinst.d/initramfs-tools exited with return code 1
Failed to process /etc/kernel/postinst.d at /var/lib/dpkg/info/linux-image-extra-3.8.0-25-generic.postinst line 1010.
dpkg: error processing linux-image-extra-3.8.0-25-generic (--configure):
 subprocess installed post-installation script returned error exit status 2
Errors were encountered while processing:
 linux-image-extra-3.8.0-25-generic
E: Sub-process /usr/bin/dpkg returned an error code (1)