[Bug 1098952] Re: grub_efi_secure_boot symbol not found after update to grub 1.99-21ubuntu3.7
Colin Watson
cjwatson at canonical.com
Tue Jan 22 15:23:37 UTC 2013
A path problem is only possible if there is some other GRUB installation
on the system. Could you look for other .efi and .mod files?
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https://bugs.launchpad.net/bugs/1098952
Title:
grub_efi_secure_boot symbol not found after update to grub
1.99-21ubuntu3.7
Status in “grub2” package in Ubuntu:
Incomplete
Bug description:
On a working HP ENVY m4-1015dx system using UEFI without secure boot,
the system is unable to boot into Ubuntu 12.04 from OS Boot Manager
following update to grub 1.99-21ubuntu3.7. The grub 1.99-21ubuntu3.7
menu appears correctly. However, selecting any ubuntu kernel generates
the error:
symbol not found: `grub_efi_secure_boot'.
The system will boot successfully into Windows 8 from the same grub
menu. The system also boots successfully to ubuntu from other BIOS
boot options: Ubuntu (WDC ...) or Boot from EFI File and then
selection of the file EFI/ubuntu/grubx64.efi. Either of these latter
successful boot options produce a grub menu that appears identical to
the earlier-mentioned grub menu, but these boot successfully. At least
two other individuals using different hardware have reported analogous
problems on the forums (ie. systems using UEFI but NOT secure boot).
These problems may depend to some extent on the BIOS, but they do not
appear to be unique to this particular hardware.
ProblemType: Bug
DistroRelease: Ubuntu 12.04
Package: grub-efi 1.99-21ubuntu3.7
ProcVersionSignature: Ubuntu 3.2.0-35.55-generic 3.2.34
Uname: Linux 3.2.0-35-generic x86_64
ApportVersion: 2.0.1-0ubuntu15.1
Architecture: amd64
Date: Sat Jan 12 12:05:57 2013
InstallationMedia: Ubuntu 12.04.1 LTS "Precise Pangolin" - Release amd64 (20120823.1)
MarkForUpload: True
ProcEnviron:
TERM=xterm
PATH=(custom, no user)
LANG=en_US.UTF-8
SHELL=/bin/bash
SourcePackage: grub2
UpgradeStatus: No upgrade log present (probably fresh install)
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