package:grub-efi-amd64-signed:1.140+2.04-1ubuntu24 Setting up grub-efi-amd64-signed (1.140+2.04-1ubuntu24) ... Unknown device "/dev/": Inappropriate ioctl for device Unknown device "/dev/": Inappropriate ioctl for device Unknown device "/dev/": Inappropriate ioctl for device Unknown device "/dev/": Inappropriate ioctl for device Unknown device "/dev/": Inappropriate ioctl for device Unknown device "/dev/": Inappropriate ioctl for device Unknown device "/dev/": Inappropriate ioctl for device Unknown device "/dev/": Inappropriate ioctl for device mount: /var/lib/grub/esp: special device /, does not exist. dpkg: error processing package grub-efi-amd64-signed (--configure): installed grub-efi-amd64-signed package post-installation script subprocess returned error exit status 32