More information:
The bios is set to secure boot
fdisk -l
Disk /dev/sda: 931.51 GiB, 1000204886016 bytes, 1953525168 sectors
Disk model: HITACHI HUA72201
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disklabel type: gpt
Disk identifier: FC365053-2185-42EB-A59D-E6D12E08D24EDevice Start End Sectors Size Type
/dev/sda1 976338944 1186054143 209715200 100G Linux filesystem
/dev/sda2 206848 239615 32768 16M Microsoft reserved
/dev/sda3 239616 976337998 976098383 465.4G Microsoft basic data
/dev/sda4 1952436224 1953521663 1085440 530M Windows recovery environment
/dev/sda5 1186054144 1815199743 629145600 300G Linux filesystem
/dev/sda6 1815199744 1836171263 20971520 10G Linux swap
/dev/sda7 1836171264 1837195263 1024000 500M Microsoft basic dataPartition table entries are not in disk order.
localhost:~ # lsblk
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINTS
sda 8:0 0 931.5G 0 disk
├─sda1 8:1 0 100G 0 part /
├─sda2 8:2 0 16M 0 part
├─sda3 8:3 0 465.4G 0 part /run/media/bill/D0B61BBBB61BA150
├─sda4 8:4 0 530M 0 part
├─sda5 8:5 0 300G 0 part /home
├─sda6 8:6 0 10G 0 part [SWAP]
└─sda7 8:7 0 500M 0 part /boot/efi
sr0 11:0 1 1024M 0 rom