Public bug reported:
grub2-signed=1.9+2.00-7ubuntu11 in quantal.
* Reproduce Steps
1. Generate a bootable USB drive by the following commands:
$ sudo grub-install --removable --uefi-secure-boot --root-directory
/media/username/UsbStick /dev/sdb1
$ cp /boot/grub/grub.cfg /media/username/UsbStick/boot/grub/
2. Use this USB drive to boot on UEFI BIOS.
* Expected Result
We can see the GRUB menu.
* Actually Result
We can not see the GRUB menu comparing to the USB drive made by the following
commands:
$ sudo grub-install --removable --no-uefi-secure-boot --root-directory
/media/username/UsbStick /dev/sdb1
$ cp /boot/grub/grub.cfg /media/username/UsbStick/boot/grub/
** Affects: oem-priority
Importance: Undecided
Status: New
** Affects: grub2-signed (Ubuntu)
Importance: Undecided
Status: New
** Description changed:
- grub2-signed=1.9+2.00-7ubuntu11
+ grub2-signed=1.9+2.00-7ubuntu11 in quantal.
* Reproduce Steps
1. Generate a bootable USB drive by the following commands:
$ sudo grub-install --removable --uefi-secure-boot --root-directory
/media/username/UsbStick /dev/sdb1
$ cp /boot/grub/grub.cfg /media/username/UsbStick/boot/grub/
2. Use this USB drive to boot on UEFI BIOS.
* Expected Result
We can see the GRUB menu.
* Actually Result
We can not see the GRUB menu comparing to the USB drive made by the following
commands:
$ sudo grub-install --removable --no-uefi-secure-boot --root-directory
/media/username/UsbStick /dev/sdb1
$ cp /boot/grub/grub.cfg /media/username/UsbStick/boot/grub/
** Also affects: oem-priority
Importance: Undecided
Status: New
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https://bugs.launchpad.net/bugs/1087653
Title:
grub2-signed doesn't support vfat file system on USB drive.
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