[Top][All Lists]
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[bug #35667] error: unknown filesystem. grub rescue> after Ubuntu 11.10
From: |
Tranas Spietis |
Subject: |
[bug #35667] error: unknown filesystem. grub rescue> after Ubuntu 11.10 install |
Date: |
Wed, 29 Feb 2012 14:59:22 +0000 |
User-agent: |
Mozilla/5.0 (Windows NT 5.0; rv:10.0.2) Gecko/20100101 Firefox/10.0.2 |
URL:
<http://savannah.gnu.org/bugs/?35667>
Summary: error: unknown filesystem. grub rescue> after Ubuntu
11.10 install
Project: GNU GRUB
Submitted by: tranas
Submitted on: Wed 29 Feb 2012 02:59:20 PM GMT
Category: Booting
Severity: Major
Priority: 5 - Normal
Item Group: Software Error
Status: None
Privacy: Public
Assigned to: None
Originator Name: Cannonical
Originator Email:
Open/Closed: Open
Discussion Lock: Any
Release:
Release: other
Reproducibility: Every Time
Planned Release: None
_______________________________________________________
Details:
error after a fresh dual boot install of Ubuntu 11.10 on a WinXP Thinkpad
laptop - fixboot+fixmbr will repair MBR and allow windows to boot.
Single disk, no raid.
Used boot-repair-disk
Executed the 1 click recommended repair
Executed the "Purge and reinstall" option
neither resolves the issue
Filed bug report
https://bugs.launchpad.net/ubuntu/+source/grub2/+bug/929322
repartitioned disk with 4 primary partitions - repeat install of Ubuntu 11.10
- same error message
Used RescaTux
Executed Restore Grub
Executed Update Grub
neither resolves the issue
http://paste.debian.net/158029/
http://paste.debian.net/158030/
PartedMagic has no problem reading the Linux partition [sda3]
fully functional from RAM
Welcome - Parted Magic (Linux 3.1.6-pmagic)
address@hidden:~# fdisk -l
Disk /dev/sda: 250.1 GB, 250059350016 bytes
255 heads, 63 sectors/track, 30401 cylinders, total 488397168 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x9d6525c0
Device Boot Start End Blocks Id System
/dev/sda1 * 63 31449599 15724768+ 7 HPFS/NTFS/exFAT
/dev/sda2 31449600 465317999 216934200 7 HPFS/NTFS/exFAT
/dev/sda3 465318000 486289439 10485720 83 Linux
/dev/sda4 486291456 488396799 1052672 82 Linux swap
address@hidden:~#
>From the grub rescue prompt:
error: unknown filesystem.
grub rescue> set
prefix=(hd0,msdos3)/boot/grub
root=hd0,msdos3
grub rescue> insmod normal
error: unknown filesystem.
grub rescue> ls /boot
error: unknown filesystem.
grub rescue> insmod linux
error: unknown filesystem.
grub rescue> set prefix=(hd0,3)/boot/grub
grub rescue> set
prefix=(hd0,3)/boot/grub
root=hd0,msdos3
grub rescue> set root=(hd0,3)
grub rescue> set
prefix=(hd0,3)/boot/grub
root=hd0,3
grub rescue> insmod normal
error: unknown filesystem.
grub rescue> ls /boot
error: unknown filesystem.
grub rescue> insmod linux
error: unknown filesystem.
grub rescue> insmod (hd0,3)/usr/lib/grub/i386-pc/normal.mod
error: unknown filesystem.
Using PartedMagic -
/media/sda3/boot/grub contains
normal.mod [104.2KB]
/media/sda3/boot/ contains [among others]
config-3.0.0-12-generic
initrd.img-3.0.0-12-generic
System.map-3.0.0-12-generic
vmlinuz-3.0.0-12-generic
Assistance in resolving this issue would be appreciated.
_______________________________________________________
Reply to this item at:
<http://savannah.gnu.org/bugs/?35667>
_______________________________________________
Message sent via/by Savannah
http://savannah.gnu.org/
- [bug #35667] error: unknown filesystem. grub rescue> after Ubuntu 11.10 install,
Tranas Spietis <=
- [bug #35667] error: unknown filesystem. grub rescue> after Ubuntu 11.10 install, Vladimir Serbinenko, 2012/02/29
- [bug #35667] error: unknown filesystem. grub rescue> after Ubuntu 11.10 install, Tranas Spietis, 2012/02/29
- [bug #35667] error: unknown filesystem. grub rescue> after Ubuntu 11.10 install, Vladimir Serbinenko, 2012/02/29
- [bug #35667] error: unknown filesystem. grub rescue> after Ubuntu 11.10 install, Tranas Spietis, 2012/02/29
- [bug #35667] error: unknown filesystem. grub rescue> after Ubuntu 11.10 install, Tranas Spietis, 2012/02/29
- [bug #35667] error: unknown filesystem. grub rescue> after Ubuntu 11.10 install, Vladimir Serbinenko, 2012/02/29
- [bug #35667] error: unknown filesystem. grub rescue> after Ubuntu 11.10 install, Tranas Spietis, 2012/02/29
- [bug #35667] error: unknown filesystem. grub rescue> after Ubuntu 11.10 install, Vladimir Serbinenko, 2012/02/29
- [bug #35667] error: unknown filesystem. grub rescue> after Ubuntu 11.10 install, Tranas Spietis, 2012/02/29