Removing linux-image-generic-lts-xenial (4.4.0.148.130) ... Removing linux-modules-extra-4.4.0-148-generic (4.4.0-148.174~14.04.1) ... Removing linux-image-4.4.0-148-generic (4.4.0-148.174~14.04.1) ... [?1049h[?25l(B                                           (BPackage configuration┌─────────────────────────────────────────┤ Removing linux-image-4.4.0-148-generic ├──────────────────────────────────────────┐│ │ (B│ You are running a kernel (version 4.4.0-148-generic) and attempting to remove the same version. │ (B│ │ (B│ Th is can make the system unbootable as it will remove /boot/vmlinuz-4.4.0-148-generic and all modules under the directory │ (B│ /lib/modules/4.4.0-148-generic. This can only be fixed with a copy of the kernel image and the corresponding modules. │ (B│ │ (B│ It is highly recommended to abort the kernel removal unless you are prepared to fix the system after removal. │ (B│ │ (B│ Abort kernel removal? │ (B│ │ (B│  │ (B│ │ (B└─────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────┘  [?12l[?25h(B(B  [?1049lE: Aborting removal of the running kernel dpkg: error processing package linux-image-4.4.0-148-generic (--remove): subprocess installed pre-removal script returned error exit status 1