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View Full Version : Kernel Panic -not syncing



Esilvanio
September 3rd, 2014, 10:36 PM
Hi,

i'm here to request an help this community and forum :(:(, after normal upgrade software to my dell studio 1555 with kubuntu 12.04 i received this error:


Kernel panic - not syncing: VFS:Unable to mount root fs on unkbnown-block(0,0)

entering into grub menu i have this voices


(hd0,0) (hd0,msdos1) (hd0,mdos2)

i'm entered with live usb and i can see all from hdd i hava launch a script to have all informations about boot and i copy here to give more informations


Boot Info Script 0.61 [1 April 2012]


============================= Boot Info Summary: ===============================

=> Grub2 (v1.99) is installed in the MBR of /dev/sda and looks at sector 1 of
the same hard drive for core.img. core.img is at this location and looks
for (,msdos1)/boot/grub on this drive.
=> Syslinux MBR (3.61-4.03) is installed in the MBR of /dev/sdb.
=> No boot loader is installed in the MBR of /dev/sdc.

sda1: __________________________________________________ ________________________

File system: ext4
Boot sector type: -
Boot sector info:
Operating System: Ubuntu 12.04.5 LTS
Boot files: /boot/grub/grub.cfg /etc/fstab
/boot/extlinux/extlinux.conf /boot/grub/core.img

sda2: __________________________________________________ ________________________

File system: Extended Partition
Boot sector type: -
Boot sector info:

sda5: __________________________________________________ ________________________

File system: swap
Boot sector type: -
Boot sector info:

sdb1: __________________________________________________ ________________________

File system: vfat
Boot sector type: SYSLINUX 4.03 2010-10-22 ........>..sr>..........9...0...~.....~...f...M.f.f....f..0~....>E}.u......
Boot sector info: Syslinux looks at sector 2174168 of /dev/sdb1 for its
second stage. SYSLINUX is installed in the directory.
The integrity check of the ADV area failed. According
to the info in the boot sector, sdb1 starts at sector
0. But according to the info from fdisk, sdb1 starts
at sector 8.
Operating System:
Boot files: /boot/grub/grub.cfg /syslinux.cfg
/efi/BOOT/grubx64.efi /ldlinux.sys

sdc1: __________________________________________________ ________________________

File system: vfat
Boot sector type: FAT32
Boot sector info: According to the info in the boot sector, sdc1 starts
at sector 0. But according to the info from fdisk,
sdc1 starts at sector 63.
Operating System:
Boot files:

============================ Drive/Partition Info: =============================

Drive: sda __________________________________________________ ___________________

Disk /dev/sda: 320.1 GB, 320072933376 bytes
255 heads, 63 sectors/track, 38913 cylinders, total 625142448 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes

Partition Boot Start Sector End Sector # of Sectors Id System

/dev/sda1 * 2,048 616,824,831 616,822,784 83 Linux
/dev/sda2 616,826,878 625,141,759 8,314,882 5 Extended
/dev/sda5 616,826,880 625,141,759 8,314,880 82 Linux swap / Solaris


Drive: sdb __________________________________________________ ___________________

Disk /dev/sdb: 4009 MB, 4009754624 bytes
128 heads, 22 sectors/track, 2781 cylinders, total 7831552 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes

Partition Boot Start Sector End Sector # of Sectors Id System

/dev/sdb1 * 8 7,831,551 7,831,544 c W95 FAT32 (LBA)


Drive: sdc __________________________________________________ ___________________

Disk /dev/sdc: 1000.2 GB, 1000204886016 bytes
255 heads, 63 sectors/track, 121601 cylinders, total 1953525168 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes

Partition Boot Start Sector End Sector # of Sectors Id System

/dev/sdc1 63 1,953,520,064 1,953,520,002 b W95 FAT32


"blkid" output: __________________________________________________ ______________

Device UUID TYPE LABEL

/dev/loop0 squashfs
/dev/sda1 c829136a-7740-4a11-837e-aa5797607acc ext4
/dev/sda5 cdb2c20e-cf52-4bff-90e4-84dd09002c29 swap
/dev/sdb1 CAEB-7260 vfat
/dev/sdc1 5151-764A vfat

================================ Mount points: =================================

Device Mount_Point Type Options

/dev/loop0 /rofs squashfs (ro,noatime)
/dev/sda1 /media/kubuntu/c829136a-7740-4a11-837e-aa5797607acc ext4 (rw,nosuid,nodev,uhelper=udisks2)
/dev/sdb1 /cdrom vfat (ro,noatime,fmask=0022,dmask=0022,codepage=437,ioc harset=iso8859-1,shortname=mixed,errors=remount-ro)
/dev/sdc1 /media/kubuntu/5151-764A vfat (rw,nosuid,nodev,uid=999,gid=999,shortname=mixed,d mask=0077,utf8=1,showexec,flush,flush,uhelper=udis ks2)


=========================== sda1/boot/grub/grub.cfg: ===========================

--------------------------------------------------------------------------------
#
# DO NOT EDIT THIS FILE
#
# It is automatically generated by grub-mkconfig using templates
# from /etc/grub.d and settings from /etc/default/grub
#

### BEGIN /etc/grub.d/00_header ###
if [ -s $prefix/grubenv ]; then
set have_grubenv=true
load_env
fi
set default="0"
if [ "${prev_saved_entry}" ]; then
set saved_entry="${prev_saved_entry}"
save_env saved_entry
set prev_saved_entry=
save_env prev_saved_entry
set boot_once=true
fi

function savedefault {
if [ -z "${boot_once}" ]; then
saved_entry="${chosen}"
save_env saved_entry
fi
}

function recordfail {
set recordfail=1
if [ -n "${have_grubenv}" ]; then if [ -z "${boot_once}" ]; then save_env recordfail; fi; fi
}

function load_video {
insmod vbe
insmod vga
insmod video_bochs
insmod video_cirrus
}

insmod part_msdos
insmod ext2
set root='(hd0,msdos1)'
search --no-floppy --fs-uuid --set=root c829136a-7740-4a11-837e-aa5797607acc
if loadfont /usr/share/grub/unicode.pf2 ; then
set gfxmode=auto
load_video
insmod gfxterm
insmod part_msdos
insmod ext2
set root='(hd0,msdos1)'
search --no-floppy --fs-uuid --set=root c829136a-7740-4a11-837e-aa5797607acc
set locale_dir=($root)/boot/grub/locale
set lang=
insmod gettext
fi
terminal_output gfxterm
if [ "${recordfail}" = 1 ] ; then
set timeout=-1
else
if [ x$feature_timeout_style = xy ] ; then
set timeout_style=hidden
set timeout=0
# Fallback hidden-timeout code in case the timeout_style feature is
# unavailable.
elif sleep --interruptible 0 ; then
set timeout=0
fi
fi
### END /etc/grub.d/00_header ###

### BEGIN /etc/grub.d/05_debian_theme ###
set menu_color_normal=white/black
set menu_color_highlight=black/light-gray
if background_color 75,75,75; then
clear
fi
### END /etc/grub.d/05_debian_theme ###

### BEGIN /etc/grub.d/10_linux ###
function gfxmode {
set gfxpayload="${1}"
if [ "${1}" = "keep" ]; then
set vt_handoff=vt.handoff=7
else
set vt_handoff=
fi
}
if [ "${recordfail}" != 1 ]; then
if [ -e ${prefix}/gfxblacklist.txt ]; then
if hwmatch ${prefix}/gfxblacklist.txt 3; then
if [ ${match} = 0 ]; then
set linux_gfx_mode=keep
else
set linux_gfx_mode=text
fi
else
set linux_gfx_mode=text
fi
else
set linux_gfx_mode=keep
fi
else
set linux_gfx_mode=text
fi
export linux_gfx_mode
if [ "${linux_gfx_mode}" != "text" ]; then load_video; fi
menuentry 'Ubuntu, with Linux 3.2.0-68-generic' --class ubuntu --class gnu-linux --class gnu --class os {
recordfail
gfxmode $linux_gfx_mode
insmod gzio
insmod part_msdos
insmod ext2
set root='(hd0,msdos1)'
search --no-floppy --fs-uuid --set=root c829136a-7740-4a11-837e-aa5797607acc
linux /boot/vmlinuz-3.2.0-68-generic root=UUID=c829136a-7740-4a11-837e-aa5797607acc ro quiet splash $vt_handoff
initrd /boot/initrd.img-3.2.0-68-generic
}
menuentry 'Ubuntu, with Linux 3.2.0-68-generic (recovery mode)' --class ubuntu --class gnu-linux --class gnu --class os {
recordfail
insmod gzio
insmod part_msdos
insmod ext2
set root='(hd0,msdos1)'
search --no-floppy --fs-uuid --set=root c829136a-7740-4a11-837e-aa5797607acc
echo 'Loading Linux 3.2.0-68-generic ...'
linux /boot/vmlinuz-3.2.0-68-generic root=UUID=c829136a-7740-4a11-837e-aa5797607acc ro recovery nomodeset
echo 'Loading initial ramdisk ...'
initrd /boot/initrd.img-3.2.0-68-generic
}
submenu "Previous Linux versions" {
menuentry 'Ubuntu, with Linux 3.2.0-65-generic' --class ubuntu --class gnu-linux --class gnu --class os {
recordfail
gfxmode $linux_gfx_mode
insmod gzio
insmod part_msdos
insmod ext2
set root='(hd0,msdos1)'
search --no-floppy --fs-uuid --set=root c829136a-7740-4a11-837e-aa5797607acc
linux /boot/vmlinuz-3.2.0-65-generic root=UUID=c829136a-7740-4a11-837e-aa5797607acc ro quiet splash $vt_handoff
initrd /boot/initrd.img-3.2.0-65-generic
}
menuentry 'Ubuntu, with Linux 3.2.0-65-generic (recovery mode)' --class ubuntu --class gnu-linux --class gnu --class os {
recordfail
insmod gzio
insmod part_msdos
insmod ext2
set root='(hd0,msdos1)'
search --no-floppy --fs-uuid --set=root c829136a-7740-4a11-837e-aa5797607acc
echo 'Loading Linux 3.2.0-65-generic ...'
linux /boot/vmlinuz-3.2.0-65-generic root=UUID=c829136a-7740-4a11-837e-aa5797607acc ro recovery nomodeset
echo 'Loading initial ramdisk ...'
initrd /boot/initrd.img-3.2.0-65-generic
}
menuentry 'Ubuntu, with Linux 3.2.0-64-generic' --class ubuntu --class gnu-linux --class gnu --class os {
recordfail
gfxmode $linux_gfx_mode
insmod gzio
insmod part_msdos
insmod ext2
set root='(hd0,msdos1)'
search --no-floppy --fs-uuid --set=root c829136a-7740-4a11-837e-aa5797607acc
linux /boot/vmlinuz-3.2.0-64-generic root=UUID=c829136a-7740-4a11-837e-aa5797607acc ro quiet splash $vt_handoff
initrd /boot/initrd.img-3.2.0-64-generic
}
menuentry 'Ubuntu, with Linux 3.2.0-64-generic (recovery mode)' --class ubuntu --class gnu-linux --class gnu --class os {
recordfail
insmod gzio
insmod part_msdos
insmod ext2
set root='(hd0,msdos1)'
search --no-floppy --fs-uuid --set=root c829136a-7740-4a11-837e-aa5797607acc
echo 'Loading Linux 3.2.0-64-generic ...'
linux /boot/vmlinuz-3.2.0-64-generic root=UUID=c829136a-7740-4a11-837e-aa5797607acc ro recovery nomodeset
echo 'Loading initial ramdisk ...'
initrd /boot/initrd.img-3.2.0-64-generic
}
menuentry 'Ubuntu, with Linux 3.2.0-61-generic' --class ubuntu --class gnu-linux --class gnu --class os {
recordfail
gfxmode $linux_gfx_mode
insmod gzio
insmod part_msdos
insmod ext2
set root='(hd0,msdos1)'
search --no-floppy --fs-uuid --set=root c829136a-7740-4a11-837e-aa5797607acc
linux /boot/vmlinuz-3.2.0-61-generic root=UUID=c829136a-7740-4a11-837e-aa5797607acc ro quiet splash $vt_handoff
initrd /boot/initrd.img-3.2.0-61-generic
}
menuentry 'Ubuntu, with Linux 3.2.0-61-generic (recovery mode)' --class ubuntu --class gnu-linux --class gnu --class os {
recordfail
insmod gzio
insmod part_msdos
insmod ext2
set root='(hd0,msdos1)'
search --no-floppy --fs-uuid --set=root c829136a-7740-4a11-837e-aa5797607acc
echo 'Loading Linux 3.2.0-61-generic ...'
linux /boot/vmlinuz-3.2.0-61-generic root=UUID=c829136a-7740-4a11-837e-aa5797607acc ro recovery nomodeset
echo 'Loading initial ramdisk ...'
initrd /boot/initrd.img-3.2.0-61-generic
}
menuentry 'Ubuntu, with Linux 3.2.0-59-generic' --class ubuntu --class gnu-linux --class gnu --class os {
recordfail
gfxmode $linux_gfx_mode
insmod gzio
insmod part_msdos
insmod ext2
set root='(hd0,msdos1)'
search --no-floppy --fs-uuid --set=root c829136a-7740-4a11-837e-aa5797607acc
linux /boot/vmlinuz-3.2.0-59-generic root=UUID=c829136a-7740-4a11-837e-aa5797607acc ro quiet splash $vt_handoff
initrd /boot/initrd.img-3.2.0-59-generic
}
menuentry 'Ubuntu, with Linux 3.2.0-59-generic (recovery mode)' --class ubuntu --class gnu-linux --class gnu --class os {
recordfail
insmod gzio
insmod part_msdos
insmod ext2
set root='(hd0,msdos1)'
search --no-floppy --fs-uuid --set=root c829136a-7740-4a11-837e-aa5797607acc
echo 'Loading Linux 3.2.0-59-generic ...'
linux /boot/vmlinuz-3.2.0-59-generic root=UUID=c829136a-7740-4a11-837e-aa5797607acc ro recovery nomodeset
echo 'Loading initial ramdisk ...'
initrd /boot/initrd.img-3.2.0-59-generic
}
menuentry 'Ubuntu, with Linux 3.2.0-58-generic' --class ubuntu --class gnu-linux --class gnu --class os {
recordfail
gfxmode $linux_gfx_mode
insmod gzio
insmod part_msdos
insmod ext2
set root='(hd0,msdos1)'
search --no-floppy --fs-uuid --set=root c829136a-7740-4a11-837e-aa5797607acc
linux /boot/vmlinuz-3.2.0-58-generic root=UUID=c829136a-7740-4a11-837e-aa5797607acc ro quiet splash $vt_handoff
initrd /boot/initrd.img-3.2.0-58-generic
}
menuentry 'Ubuntu, with Linux 3.2.0-58-generic (recovery mode)' --class ubuntu --class gnu-linux --class gnu --class os {
recordfail
insmod gzio
insmod part_msdos
insmod ext2
set root='(hd0,msdos1)'
search --no-floppy --fs-uuid --set=root c829136a-7740-4a11-837e-aa5797607acc
echo 'Loading Linux 3.2.0-58-generic ...'
linux /boot/vmlinuz-3.2.0-58-generic root=UUID=c829136a-7740-4a11-837e-aa5797607acc ro recovery nomodeset
echo 'Loading initial ramdisk ...'
initrd /boot/initrd.img-3.2.0-58-generic
}
menuentry 'Ubuntu, with Linux 3.2.0-53-generic' --class ubuntu --class gnu-linux --class gnu --class os {
recordfail
gfxmode $linux_gfx_mode
insmod gzio
insmod part_msdos
insmod ext2
set root='(hd0,msdos1)'
search --no-floppy --fs-uuid --set=root c829136a-7740-4a11-837e-aa5797607acc
linux /boot/vmlinuz-3.2.0-53-generic root=UUID=c829136a-7740-4a11-837e-aa5797607acc ro quiet splash $vt_handoff
initrd /boot/initrd.img-3.2.0-53-generic
}
menuentry 'Ubuntu, with Linux 3.2.0-53-generic (recovery mode)' --class ubuntu --class gnu-linux --class gnu --class os {
recordfail
insmod gzio
insmod part_msdos
insmod ext2
set root='(hd0,msdos1)'
search --no-floppy --fs-uuid --set=root c829136a-7740-4a11-837e-aa5797607acc
echo 'Loading Linux 3.2.0-53-generic ...'
linux /boot/vmlinuz-3.2.0-53-generic root=UUID=c829136a-7740-4a11-837e-aa5797607acc ro recovery nomodeset
echo 'Loading initial ramdisk ...'
initrd /boot/initrd.img-3.2.0-53-generic
}
menuentry 'Ubuntu, with Linux 3.2.0-51-generic' --class ubuntu --class gnu-linux --class gnu --class os {
recordfail
gfxmode $linux_gfx_mode
insmod gzio
insmod part_msdos
insmod ext2
set root='(hd0,msdos1)'
search --no-floppy --fs-uuid --set=root c829136a-7740-4a11-837e-aa5797607acc
linux /boot/vmlinuz-3.2.0-51-generic root=UUID=c829136a-7740-4a11-837e-aa5797607acc ro quiet splash $vt_handoff
initrd /boot/initrd.img-3.2.0-51-generic
}
menuentry 'Ubuntu, with Linux 3.2.0-51-generic (recovery mode)' --class ubuntu --class gnu-linux --class gnu --class os {
recordfail
insmod gzio
insmod part_msdos
insmod ext2
set root='(hd0,msdos1)'
search --no-floppy --fs-uuid --set=root c829136a-7740-4a11-837e-aa5797607acc
echo 'Loading Linux 3.2.0-51-generic ...'
linux /boot/vmlinuz-3.2.0-51-generic root=UUID=c829136a-7740-4a11-837e-aa5797607acc ro recovery nomodeset
echo 'Loading initial ramdisk ...'
initrd /boot/initrd.img-3.2.0-51-generic
}
menuentry 'Ubuntu, with Linux 3.2.0-37-generic' --class ubuntu --class gnu-linux --class gnu --class os {
recordfail
gfxmode $linux_gfx_mode
insmod gzio
insmod part_msdos
insmod ext2
set root='(hd0,msdos1)'
search --no-floppy --fs-uuid --set=root c829136a-7740-4a11-837e-aa5797607acc
linux /boot/vmlinuz-3.2.0-37-generic root=UUID=c829136a-7740-4a11-837e-aa5797607acc ro quiet splash $vt_handoff
initrd /boot/initrd.img-3.2.0-37-generic
}
menuentry 'Ubuntu, with Linux 3.2.0-37-generic (recovery mode)' --class ubuntu --class gnu-linux --class gnu --class os {
recordfail
insmod gzio
insmod part_msdos
insmod ext2
set root='(hd0,msdos1)'
search --no-floppy --fs-uuid --set=root c829136a-7740-4a11-837e-aa5797607acc
echo 'Loading Linux 3.2.0-37-generic ...'
linux /boot/vmlinuz-3.2.0-37-generic root=UUID=c829136a-7740-4a11-837e-aa5797607acc ro recovery nomodeset
echo 'Loading initial ramdisk ...'
initrd /boot/initrd.img-3.2.0-37-generic
}
}
### END /etc/grub.d/10_linux ###

### BEGIN /etc/grub.d/20_linux_xen ###
### END /etc/grub.d/20_linux_xen ###

### BEGIN /etc/grub.d/20_memtest86+ ###
menuentry "Memory test (memtest86+)" {
insmod part_msdos
insmod ext2
set root='(hd0,msdos1)'
search --no-floppy --fs-uuid --set=root c829136a-7740-4a11-837e-aa5797607acc
linux16 /boot/memtest86+.bin
}
menuentry "Memory test (memtest86+, serial console 115200)" {
insmod part_msdos
insmod ext2
set root='(hd0,msdos1)'
search --no-floppy --fs-uuid --set=root c829136a-7740-4a11-837e-aa5797607acc
linux16 /boot/memtest86+.bin console=ttyS0,115200n8
}
### END /etc/grub.d/20_memtest86+ ###

### BEGIN /etc/grub.d/30_os-prober ###
### END /etc/grub.d/30_os-prober ###

### BEGIN /etc/grub.d/30_uefi-firmware ###
### END /etc/grub.d/30_uefi-firmware ###

### BEGIN /etc/grub.d/40_custom ###
# This file provides an easy way to add custom menu entries. Simply type the
# menu entries you want to add after this comment. Be careful not to change
# the 'exec tail' line above.
### END /etc/grub.d/40_custom ###

### BEGIN /etc/grub.d/41_custom ###
if [ -f $prefix/custom.cfg ]; then
source $prefix/custom.cfg;
fi
### END /etc/grub.d/41_custom ###
--------------------------------------------------------------------------------

=============================== sda1/etc/fstab: ================================

--------------------------------------------------------------------------------
# /etc/fstab: static file system information.
#
# Use 'blkid' to print the universally unique identifier for a
# device; this may be used with UUID= as a more robust way to name devices
# that works even if disks are added and removed. See fstab(5).
#
# <file system> <mount point> <type> <options> <dump> <pass>
proc /proc proc nodev,noexec,nosuid 0 0
# / was on /dev/sda1 during installation
UUID=c829136a-7740-4a11-837e-aa5797607acc / ext4 errors=remount-ro 0 1
# swap was on /dev/sda5 during installation
UUID=cdb2c20e-cf52-4bff-90e4-84dd09002c29 none swap sw 0 0
--------------------------------------------------------------------------------

====================== sda1/boot/extlinux/extlinux.conf: =======================

--------------------------------------------------------------------------------
## /boot/extlinux/extlinux.conf
##
## IMPORTANT WARNING
##
## The configuration of this file is generated automatically.
## Do not edit this file manually, use: extlinux-update


default l0
prompt 1
timeout 50

include themes/debian/theme.cfg
--------------------------------------------------------------------------------

=================== sda1: Location of files loaded by Grub: ====================

GiB - GB File Fragment(s)


================= sda1: Location of files loaded by Syslinux: ==================

GiB - GB File Fragment(s)


============== sda1: Version of COM32(R) files used by Syslinux: ===============

boot/extlinux/chain.c32 : COM32R module (v4.xx)

=========================== sdb1/boot/grub/grub.cfg: ===========================

--------------------------------------------------------------------------------

if loadfont /boot/grub/font.pf2 ; then
set gfxmode=auto
insmod efi_gop
insmod efi_uga
insmod gfxterm
terminal_output gfxterm
fi

set menu_color_normal=white/black
set menu_color_highlight=black/light-gray

menuentry "Start Kubuntu" {
set gfxpayload=keep
linux /casper/vmlinuz.efi file=/cdrom/preseed/kubuntu.seed boot=casper maybe-ubiquity quiet splash --
initrd /casper/initrd.lz
}
menuentry "OEM install (for manufacturers)" {
set gfxpayload=keep
linux /casper/vmlinuz.efi file=/cdrom/preseed/kubuntu.seed boot=casper only-ubiquity quiet splash oem-config/enable=true --
initrd /casper/initrd.lz
}
menuentry "Check disc for defects" {
set gfxpayload=keep
linux /casper/vmlinuz.efi boot=casper integrity-check quiet splash --
initrd /casper/initrd.lz
}
--------------------------------------------------------------------------------

============================== sdb1/syslinux.cfg: ==============================

--------------------------------------------------------------------------------
default menu.c32
prompt 0
menu title UNetbootin
timeout 100

label unetbootindefault
menu label Default
kernel /ubnkern
append initrd=/ubninit file=/cdrom/preseed/kubuntu.seed boot=casper maybe-ubiquity quiet splash --

label ubnentry0
menu label ^Help
kernel /ubnkern
append initrd=/ubninit

label ubnentry1
menu label ^Start Kubuntu
kernel /casper/vmlinuz.efi
append initrd=/casper/initrd.lz file=/cdrom/preseed/kubuntu.seed boot=casper maybe-ubiquity quiet splash --

label ubnentry2
menu label ^Check disc for defects
kernel /casper/vmlinuz.efi
append initrd=/casper/initrd.lz boot=casper integrity-check quiet splash --

label ubnentry3
menu label Test ^memory
kernel /install/mt86plus
append initrd=/ubninit

label ubnentry4
menu label ^Boot from first hard disk
kernel /ubnkern
append initrd=/ubninit

label ubnentry5
menu label Start Kubuntu
kernel /casper/vmlinuz.efi
append initrd=/casper/initrd.lz file=/cdrom/preseed/kubuntu.seed boot=casper maybe-ubiquity quiet splash --

label ubnentry6
menu label OEM install (for manufacturers)
kernel /casper/vmlinuz.efi
append initrd=/casper/initrd.lz file=/cdrom/preseed/kubuntu.seed boot=casper only-ubiquity quiet splash oem-config/enable=true --

label ubnentry7
menu label Check disc for defects
kernel /casper/vmlinuz.efi
append initrd=/casper/initrd.lz boot=casper integrity-check quiet splash --

--------------------------------------------------------------------------------

=================== sdb1: Location of files loaded by Grub: ====================

GiB - GB File Fragment(s)


================= sdb1: Location of files loaded by Syslinux: ==================

GiB - GB File Fragment(s)


============== sdb1: Version of COM32(R) files used by Syslinux: ===============

menu.c32 : COM32R module (v4.xx)

=============================== StdErr Messages: ===============================

xz: (stdin): Compressed data is corrupt
cat: /tmp/BootInfo-SrvwuQRW/Tmp_Log: No such file or directory
cat: /tmp/BootInfo-SrvwuQRW/Tmp_Log: No such file or directory
./bootinfoscript: line 1646: [: 2.73495e+09: integer expression expected
cat: /tmp/BootInfo-SrvwuQRW/Tmp_Log: No such file or directory
cat: /tmp/BootInfo-SrvwuQRW/Tmp_Log: No such file or directory
No volume groups found


how i can make actions on it to solve this kernel panic error?

Thank you for suggestions.
Regards

Esilvanio
September 3rd, 2014, 11:58 PM
ok i have solved it, i have maden some tips and then installed grub again in right partion, i have done correctly all and now all is as before..even better then before.
Bye