/mnt/boot/efi/EFI:
total 12
drwxr-xr-x 2 root root 4096 Oct 14 09:43 Boot
drwxr-xr-x 3 root root 4096 Oct 14 08:17 Microsoft
drwxr-xr-x 2 root root 4096 Oct 14 07:47 ubuntu
/mnt/boot/efi/EFI/Boot:
total 2520
-rwxr-xr-x 1 root root 1289424 Oct 14 08:17 bootx64.efi
-rwxr-xr-x 1 root root 1289424 Oct 14 09:43 bootx64.efi.backup
-rwxr-xr-x 1 root root 0 Oct 14 08:17 bootx64.efi.grb
/mnt/boot/efi/EFI/Microsoft:
total 4
drwxr-xr-x 2 root root 4096 Oct 14 09:45 Boot
/mnt/boot/efi/EFI/Microsoft/Boot:
total 3780
-rwxr-xr-x 1 root root 1289424 Oct 14 08:17 bootmgfw.efi
-rwxr-xr-x 1 root root 1289424 Oct 14 09:45 bootmgfw.efi.backup
-rwxr-xr-x 1 root root 0 Oct 14 08:17 bootmgfw.efi.grb
-rwxr-xr-x 1 root root 1289424 Oct 14 08:17 bootx64.efi
-rwxr-xr-x 1 root root 0 Oct 14 08:17 bootx64.efi.grb
/mnt/boot/efi/EFI/ubuntu:
total 3416
-rwxr-xr-x 1 root root 126 Oct 14 09:08 grub.cfg
-rwxr-xr-x 1 root root 956792 Oct 14 09:08 grubx64.efi
-rwxr-xr-x 1 root root 1178240 Oct 14 09:08 MokManager.efi
-rwxr-xr-x 1 root root 1355736 Oct 14 09:08 shimx64.efi