sudo apt install -f
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following packages will be REMOVED:
  linux-image-4.15.0-70-generic
0 upgraded, 0 newly installed, 1 to remove and 167 not upgraded.
2 not fully installed or removed.
After this operation, 8,394 kB disk space will be freed.
Do you want to continue? [Y/n] y
(Reading database ... 146135 files and directories currently installed.)
Removing linux-image-4.15.0-70-generic (4.15.0-70.79) ...
/etc/kernel/postrm.d/initramfs-tools:
update-initramfs: Deleting /boot/initrd.img-4.15.0-70-generic
/etc/kernel/postrm.d/x-grub-legacy-ec2:
Searching for GRUB installation directory ... found: /boot/grub
Searching for default file ... found: /boot/grub/default
Testing for an existing GRUB menu.lst file ...

Could not find /boot/grub/menu.lst file. Would you like /boot/grub/menu.lst generated for you? (y/N) /usr/sbin/update-grub-legacy-ec2: line 1101: read: read error: 0: Bad file descriptor
run-parts: /etc/kernel/postrm.d/x-grub-legacy-ec2 exited with return code 1
dpkg: error processing package linux-image-4.15.0-70-generic (--remove):
 installed linux-image-4.15.0-70-generic package post-removal script subprocess returned error exit status 1
Errors were encountered while processing:
 linux-image-4.15.0-70-generic
E: Sub-process /usr/bin/dpkg returned an error code (1)