Ну вот почему такой вариант формируется:
### BEGIN /etc/grub.d/10_linux ###
menuentry 'Simply Linux 8.2.0' --class gnu-linux --class gnu --class os --unrestricted $menuentry_id_option 'gnulinux-simple-9291ebb8-c95b-4ec3-9212-db03dc8cd21c' {
load_video
set gfxpayload=keep
insmod gzio
insmod part_msdos
insmod ext2
set root='hd1,msdos1'
if [ x$feature_platform_search_hint = xy ]; then
search --no-floppy --fs-uuid --set=root --hint-bios=hd1,msdos1 --hint-efi=hd1,msdos1 --hint-baremetal=ahci1,msdos1 9291ebb8-c95b-4ec3-9212-db03dc8cd21c
else
search --no-floppy --fs-uuid --set=root 9291ebb8-c95b-4ec3-9212-db03dc8cd21c
fi
echo 'Loading Linux 4.14.98-std-def-alt1 ...'
linux16 /boot/vmlinuz-4.14.98-std-def-alt1 root=UUID=9291ebb8-c95b-4ec3-9212-db03dc8cd21c ro panic=30 quiet splash
echo 'Loading initial ramdisk ...'
initrd16 /boot/initrd-4.14.98-std-def-alt1.img
}
Когда должно быть так:
### BEGIN /etc/grub.d/10_linux ###
menuentry 'Simply Linux 8.2.0' --class gnu-linux --class gnu --class os --unrestricted $menuentry_id_option 'gnulinux-simple-9291ebb8-c95b-4ec3-9212-db03dc8cd21c' {
load_video
set gfxpayload=keep
insmod gzio
insmod part_msdos
insmod ext2
set root='hd1,msdos1'
if [ x$feature_platform_search_hint = xy ]; then
search --no-floppy --fs-uuid --set=root --hint-bios=hd1,msdos1 --hint-efi=hd1,msdos1 --hint-baremetal=ahci1,msdos1 9291ebb8-c95b-4ec3-9212-db03dc8cd21c
else
search --no-floppy --fs-uuid --set=root 9291ebb8-c95b-4ec3-9212-db03dc8cd21c
fi
echo 'Loading Linux ...'
linux16 /boot/vmlinuz root=UUID=9291ebb8-c95b-4ec3-9212-db03dc8cd21c ro panic=30 quiet splash
echo 'Loading initial ramdisk ...'
initrd16 /boot/initrd.img
}