I haven't looked at all your screenshots, but why don't you simply disable UEFI ? There should be a 'Legacy boot' option somewhere, no ?
Unfortunately, there isn't such option in the UEFI setup.
@Oldfred:
Thanks for a very detailed reply. I'll try it and report back.
EDIT:
Here are the results:
Boot Info Script e7fc706 + Boot-Repair extra info [Boot-Info 3June2013]
============================= Boot Info Summary: ===============================
=> Windows 7/8/2012 is installed in the MBR of /dev/sda.
=> No boot loader is installed in the MBR of /dev/sdb.
sda1: __________________________________________________ ________________________
File system: vfat
Boot sector type: Windows 8/2012: FAT32
Boot sector info: No errors found in the Boot Parameter Block.
Operating System:
Boot files: /boot/grub/grub.cfg /casper/vmlinuz.efi
/EFI/BOOT/grubx64.efi
sdb1: __________________________________________________ ________________________
File system: vfat
Boot sector type: FAT32
Boot sector info: According to the info in the boot sector, sdb1 starts
at sector 0. But according to the info from fdisk,
sdb1 starts at sector 2048.
Operating System:
Boot files: /EFI/ubuntu/grubx64.efi
sdb2: __________________________________________________ ________________________
File system: ext4
Boot sector type: -
Boot sector info:
Operating System: Ubuntu 13.04
Boot files: /boot/grub/grub.cfg /etc/fstab
============================ Drive/Partition Info: =============================
Drive: sda __________________________________________________ ___________________
Disk /dev/sda: 4040 MB, 4040724480 bytes
255 heads, 63 sectors/track, 491 cylinders, total 7892040 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 * 128 7,891,967 7,891,840 b W95 FAT32
Drive: sdb __________________________________________________ ___________________
Disk /dev/sdb: 4051 MB, 4051697664 bytes
255 heads, 63 sectors/track, 492 cylinders, total 7913472 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 1 7,913,471 7,913,471 ee GPT
GUID Partition Table detected.
Partition Start Sector End Sector # of Sectors System
/dev/sdb1 2,048 194,559 192,512 EFI System partition
/dev/sdb2 194,560 7,911,423 7,716,864 Data partition (Windows/Linux)
"blkid" output: __________________________________________________ ______________
Device UUID TYPE LABEL
/dev/loop0 squashfs
/dev/sda1 A002-E277 vfat
/dev/sdb1 97E9-2098 vfat
/dev/sdb2 d516fa8f-5165-4286-b73f-aa23f203517e ext4
================================ Mount points: =================================
Device Mount_Point Type Options
/dev/loop0 /rofs squashfs (ro,noatime)
/dev/sda1 /cdrom vfat (ro,noatime,fmask=0022,dmask=0022,codepage=437,ioc harset=iso8859-1,shortname=mixed,errors=remount-ro)
/dev/sdb2 /media/ubuntu/d516fa8f-5165-4286-b73f-aa23f203517e ext4 (rw,nosuid,nodev,uhelper=udisks2)
=========================== sda1/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 "Try Ubuntu without installing" {
set gfxpayload=keep
linux /casper/vmlinuz.efi file=/cdrom/preseed/ubuntu.seed boot=casper quiet splash --
initrd /casper/initrd.lz
}
menuentry "Install Ubuntu" {
set gfxpayload=keep
linux /casper/vmlinuz.efi file=/cdrom/preseed/ubuntu.seed boot=casper only-ubiquity quiet splash --
initrd /casper/initrd.lz
}
menuentry "OEM install (for manufacturers)" {
set gfxpayload=keep
linux /casper/vmlinuz.efi file=/cdrom/preseed/ubuntu.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
}
--------------------------------------------------------------------------------
=================== sda1: Location of files loaded by Grub: ====================
GiB - GB File Fragment(s)
?? = ?? boot/grub/grub.cfg 1
=========================== sdb2/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 $prefix/grubenv ]; then
set have_grubenv=true
load_env
fi
set default="0"
if [ x"${feature_menuentry_id}" = xy ]; then
menuentry_id_option="--id"
else
menuentry_id_option=""
fi
export menuentry_id_option
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 {
if [ x$feature_all_video_module = xy ]; then
insmod all_video
else
insmod efi_gop
insmod efi_uga
insmod ieee1275_fb
insmod vbe
insmod vga
insmod video_bochs
insmod video_cirrus
fi
}
if [ x$feature_default_font_path = xy ] ; then
font=unicode
else
insmod part_gpt
insmod ext2
set root='hd1,gpt2'
if [ x$feature_platform_search_hint = xy ]; then
search --no-floppy --fs-uuid --set=root --hint-bios=hd1,gpt2 --hint-efi=hd1,gpt2 --hint-baremetal=ahci1,gpt2 d516fa8f-5165-4286-b73f-aa23f203517e
else
search --no-floppy --fs-uuid --set=root d516fa8f-5165-4286-b73f-aa23f203517e
fi
font="/usr/share/grub/unicode.pf2"
fi
if loadfont $font ; then
set gfxmode=auto
load_video
insmod gfxterm
set locale_dir=$prefix/locale
set lang=en_US
insmod gettext
fi
terminal_output gfxterm
if [ "${recordfail}" = 1 ]; then
set timeout=-1
else
set timeout=2
fi
### END /etc/grub.d/00_header ###
### BEGIN /etc/grub.d/05_debian_theme ###
set menu_color_normal=white/black
set menu_color_highlight=black/light-gray
### END /etc/grub.d/05_debian_theme ###
### BEGIN /etc/grub.d/10_linux ###
function gfxmode {
set gfxpayload="${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
menuentry 'Ubuntu' --class ubuntu --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-simple-d516fa8f-5165-4286-b73f-aa23f203517e' {
recordfail
load_video
gfxmode $linux_gfx_mode
insmod gzio
insmod part_gpt
insmod ext2
set root='hd1,gpt2'
if [ x$feature_platform_search_hint = xy ]; then
search --no-floppy --fs-uuid --set=root --hint-bios=hd1,gpt2 --hint-efi=hd1,gpt2 --hint-baremetal=ahci1,gpt2 d516fa8f-5165-4286-b73f-aa23f203517e
else
search --no-floppy --fs-uuid --set=root d516fa8f-5165-4286-b73f-aa23f203517e
fi
linux /boot/vmlinuz-3.8.0-19-generic root=UUID=d516fa8f-5165-4286-b73f-aa23f203517e ro
initrd /boot/initrd.img-3.8.0-19-generic
}
submenu 'Advanced options for Ubuntu' $menuentry_id_option 'gnulinux-advanced-d516fa8f-5165-4286-b73f-aa23f203517e' {
menuentry 'Ubuntu, with Linux 3.8.0-19-generic' --class ubuntu --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-3.8.0-19-generic-advanced-d516fa8f-5165-4286-b73f-aa23f203517e' {
recordfail
load_video
gfxmode $linux_gfx_mode
insmod gzio
insmod part_gpt
insmod ext2
set root='hd1,gpt2'
if [ x$feature_platform_search_hint = xy ]; then
search --no-floppy --fs-uuid --set=root --hint-bios=hd1,gpt2 --hint-efi=hd1,gpt2 --hint-baremetal=ahci1,gpt2 d516fa8f-5165-4286-b73f-aa23f203517e
else
search --no-floppy --fs-uuid --set=root d516fa8f-5165-4286-b73f-aa23f203517e
fi
echo 'Loading Linux 3.8.0-19-generic ...'
linux /boot/vmlinuz-3.8.0-19-generic root=UUID=d516fa8f-5165-4286-b73f-aa23f203517e ro
echo 'Loading initial ramdisk ...'
initrd /boot/initrd.img-3.8.0-19-generic
}
menuentry 'Ubuntu, with Linux 3.8.0-19-generic (recovery mode)' --class ubuntu --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-3.8.0-19-generic-recovery-d516fa8f-5165-4286-b73f-aa23f203517e' {
recordfail
load_video
insmod gzio
insmod part_gpt
insmod ext2
set root='hd1,gpt2'
if [ x$feature_platform_search_hint = xy ]; then
search --no-floppy --fs-uuid --set=root --hint-bios=hd1,gpt2 --hint-efi=hd1,gpt2 --hint-baremetal=ahci1,gpt2 d516fa8f-5165-4286-b73f-aa23f203517e
else
search --no-floppy --fs-uuid --set=root d516fa8f-5165-4286-b73f-aa23f203517e
fi
echo 'Loading Linux 3.8.0-19-generic ...'
linux /boot/vmlinuz-3.8.0-19-generic root=UUID=d516fa8f-5165-4286-b73f-aa23f203517e ro recovery nomodeset
echo 'Loading initial ramdisk ...'
initrd /boot/initrd.img-3.8.0-19-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+ ###
### 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 ${config_directory}/custom.cfg ]; then
source ${config_directory}/custom.cfg
elif [ -z "${config_directory}" -a -f $prefix/custom.cfg ]; then
source $prefix/custom.cfg;
fi
### END /etc/grub.d/41_custom ###
--------------------------------------------------------------------------------
=============================== sdb2/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>
# / was on /dev/sdb2 during installation
UUID=d516fa8f-5165-4286-b73f-aa23f203517e / ext4 errors=remount-ro 0 1
# /boot/efi was on /dev/sdb1 during installation
UUID=97E9-2098 /boot/efi vfat defaults 0 1
--------------------------------------------------------------------------------
=================== sdb2: Location of files loaded by Grub: ====================
GiB - GB File Fragment(s)
0.869457245 = 0.933572608 boot/grub/grub.cfg 1
0.382919312 = 0.411156480 boot/vmlinuz-3.8.0-19-generic 1
0.382919312 = 0.411156480 vmlinuz 1
0.382919312 = 0.411156480 vmlinuz.old 1
0.881248474 = 0.946233344 boot/initrd.img-3.8.0-19-generic 2
0.881248474 = 0.946233344 initrd.img 2
========= Devices which don't seem to have a corresponding hard drive: =========
no block devices found
=============================== StdErr Messages: ===============================
File descriptor 8 (/proc/11214/mounts) leaked on lvscan invocation. Parent PID 18001: bash
No volume groups found
ADDITIONAL INFORMATION :
=================== log of boot-repair 2013-06-12__06h28 ===================
boot-repair version : 3.199~ppa4~raring
boot-sav version : 3.199~ppa4~raring
glade2script version : 3.2.2~ppa45~raring
boot-sav-extra version : 3.199~ppa4~raring
boot-repair is executed in live-session (Ubuntu 13.04, raring, Ubuntu, x86_64)
ls: cannot access /home/usr/.config: No such file or directory
CPU op-mode(s): 32-bit, 64-bit
BOOT_IMAGE=/casper/vmlinuz.efi file=/cdrom/preseed/ubuntu.seed boot=casper quiet splash --
WARNING: GPT (GUID Partition Table) detected on '/dev/sdb'! The util fdisk doesn't support GPT. Use GNU Parted.
=================== os-prober:
/dev/sdb2:Ubuntu 13.04 (13.04):Ubuntu:linux
=================== blkid:
/dev/loop0: TYPE="squashfs"
/dev/sda1: UUID="A002-E277" TYPE="vfat"
/dev/sdb1: UUID="97E9-2098" TYPE="vfat"
/dev/sdb2: UUID="d516fa8f-5165-4286-b73f-aa23f203517e" TYPE="ext4"
1 disks with OS, 1 OS : 1 Linux, 0 MacOS, 0 Windows, 0 unknown type OS.
WARNING: GPT (GUID Partition Table) detected on '/dev/sdb'! The util sfdisk doesn't support GPT. Use GNU Parted.
WARNING: GPT (GUID Partition Table) detected on '/dev/sdb'! The util fdisk doesn't support GPT. Use GNU Parted.
=================== /media/ubuntu/d516fa8f-5165-4286-b73f-aa23f203517e/etc/default/grub :
# If you change this file, run 'update-grub' afterwards to update
# /boot/grub/grub.cfg.
# For full documentation of the options in this file, see:
# info -f grub -n 'Simple configuration'
GRUB_DEFAULT=0
#GRUB_HIDDEN_TIMEOUT=0
GRUB_HIDDEN_TIMEOUT_QUIET=true
GRUB_TIMEOUT=2
GRUB_DISTRIBUTOR=`lsb_release -i -s 2> /dev/null || echo Debian`
GRUB_CMDLINE_LINUX_DEFAULT=""
GRUB_CMDLINE_LINUX=""
# Uncomment to enable BadRAM filtering, modify to suit your needs
# This works with Linux (no patch required) and with any kernel that obtains
# the memory map information from GRUB (GNU Mach, kernel of FreeBSD ...)
#GRUB_BADRAM="0x01234567,0xfefefefe,0x89abcdef,0xefefefef"
# Uncomment to disable graphical terminal (grub-pc only)
#GRUB_TERMINAL=console
# The resolution used on graphical terminal
# note that you can use only modes which your graphic card supports via VBE
# you can see them in real GRUB with the command `vbeinfo'
#GRUB_GFXMODE=640x480
# Uncomment if you don't want GRUB to pass "root=UUID=xxx" parameter to Linux
#GRUB_DISABLE_LINUX_UUID=true
# Uncomment to disable generation of recovery mode menu entries
#GRUB_DISABLE_RECOVERY="true"
# Uncomment to get a beep at grub start
#GRUB_INIT_TUNE="480 440 1"
=================== /media/ubuntu/d516fa8f-5165-4286-b73f-aa23f203517e/etc/grub.d/ :
drwxr-xr-x 2 root root 4096 Jun 10 08:53 grub.d
total 72
-rwxr-xr-x 1 root root 7541 Apr 9 09:29 00_header
-rwxr-xr-x 1 root root 5974 Apr 9 08:53 05_debian_theme
-rwxr-xr-x 1 root root 11381 Apr 9 09:29 10_linux
-rwxr-xr-x 1 root root 10258 Apr 9 09:29 20_linux_xen
-rwxr-xr-x 1 root root 1688 Dec 5 2012 20_memtest86+
-rwxr-xr-x 1 root root 10976 Apr 9 09:29 30_os-prober
-rwxr-xr-x 1 root root 1426 Apr 9 09:29 30_uefi-firmware
-rwxr-xr-x 1 root root 214 Apr 9 09:29 40_custom
-rwxr-xr-x 1 root root 216 Apr 9 09:29 41_custom
-rw-r--r-- 1 root root 483 Apr 9 09:29 README
/boot/efi detected in the fstab of sdb2: UUID=97E9-2098 (sdb1)
ls /sys/firmware/efi/vars : UsbSupport-ec87d643-eba4-4bb5-a1e5-3f3e36b20da9,USB_POINT-8be4df61-93ca-11d2-aa0d-00e098032b8c,UsbMassDevValid-ec87d643-eba4-4bb5-a1e5-3f3e36b20da9,UsbMassDevNum-ec87d643-eba4-4bb5-a1e5-3f3e36b20da9,Timeout-8be4df61-93ca-11d2-aa0d-00e098032b8c,StdDefaults-4599d26f-1a11-49b8-b91f-858745cff824,StageChk-8f132913-6907-4192-a227-6cbcd7a50e6c,Setup-ec87d643-eba4-4bb5-a1e5-3f3e36b20da9,SetupCpuFeatures-ec87d643-eba4-4bb5-a1e5-3f3e36b20da9,Setup-80e1202e-2697-4264-9cc9-80762c3e5863,Q_ASR_QUICKON-ec87d643-eba4-4bb5-a1e5-3f3e36b20da9,PNP0604_0_VV-560bf58a-1e0d-4d7e-953f-2980a261e031,PNP0604_0_NV-560bf58a-1e0d-4d7e-953f-2980a261e031,PNP0510_0_VV-560bf58a-1e0d-4d7e-953f-2980a261e031,PNP0510_0_NV-560bf58a-1e0d-4d7e-953f-2980a261e031,PNP0501_1_VV-560bf58a-1e0d-4d7e-953f-2980a261e031,PNP0501_1_NV-560bf58a-1e0d-4d7e-953f-2980a261e031,PNP0501_0_VV-560bf58a-1e0d-4d7e-953f-2980a261e031,PNP0501_0_NV-560bf58a-1e0d-4d7e-953f-2980a261e031,PNP0400_0_VV-560bf58a-1e0d-4d7e-953f-2980a261e031,PNP0400_0_NV-560bf58a-1e0d-4d7e-953f-2980a261e031,PlatformLangCodes-8be4df61-93ca-11d2-aa0d-00e098032b8c,PlatformLang-8be4df61-93ca-11d2-aa0d-00e098032b8c,OldLegacyDevOrder-a56074db-65fe-45f7-bd21-2d2bdd8e9652,new_var,MonotonicCounter-8be4df61-93ca-11d2-aa0d-00e098032b8c,MemCeil.-8be4df61-93ca-11d2-aa0d-00e098032b8c,LoadSetupDefault-8be4df61-93ca-11d2-aa0d-00e098032b8c,LegacyDevOrder-a56074db-65fe-45f7-bd21-2d2bdd8e9652,LangCodes-8be4df61-93ca-11d2-aa0d-00e098032b8c,Lang-8be4df61-93ca-11d2-aa0d-00e098032b8c,HiiDB-1b838190-4625-4ead-abc9-cd5e6af18fe0,GoodNightLed-ec87d643-eba4-4bb5-a1e5-3f3e36b20da9,ErrOutDev-8be4df61-93ca-11d2-aa0d-00e098032b8c,ErrOut-8be4df61-93ca-11d2-aa0d-00e098032b8c,DtsSetup-bc87e649-2bda-1995-b1e5-3f3ed6f22dc9,del_var,DefaultLegacyDevOrder-3c4ead08-45ae-4315-8d15-a60eaa8caf69,DefaultBootOrder-45cf35f6-0d6e-4d04-856a-0370a5b16f53,CpuS3Resume-30b98b95-dfa3-4501-a3ce-e38c186384a0,ConOutDev-8be4df61-93ca-11d2-aa0d-00e098032b8c,ConOut-8be4df61-93ca-11d2-aa0d-00e098032b8c,ConInDev-8be4df61-93ca-11d2-aa0d-00e098032b8c,ConIn-8be4df61-93ca-11d2-aa0d-00e098032b8c,BootOrder-8be4df61-93ca-11d2-aa0d-00e098032b8c,Boot_Last_Device-ec87d643-eba4-4bb5-a1e5-3f3e36b20da9,Boot_Dev_name-8be4df61-93ca-11d2-aa0d-00e098032b8c,BootCurrent-8be4df61-93ca-11d2-aa0d-00e098032b8c,Boot0003-8be4df61-93ca-11d2-aa0d-00e098032b8c,Boot0002-8be4df61-93ca-11d2-aa0d-00e098032b8c,Boot0001-8be4df61-93ca-11d2-aa0d-00e098032b8c,ASR_USER_DEF_VER-ec87d643-eba4-4bb5-a1e5-3f3e36b20da9,ASR_USER_DEF_TSE-ec87d643-eba4-4bb5-a1e5-3f3e36b20da9,AsrHdasSetup-ec87d643-eba4-4bb5-a1e5-3f3e36b20da9,AMITSESetup-c811fa38-42c8-4579-a9bb-60e94eddfb34,AcpiGlobalVariable-af9ffd67-ec10-488a-9dfc-6cbf5ee22c2e,AcpiAslPtr-ec87d643-eba4-4bb5-a1e5-3f3e36b20da9,AAFTaddr-ec87d643-eba4-4bb5-a1e5-3f3e36b20da9,
Please report this message to boot.repair@gmail.com
efibootmgr -v
gui-g2slaunch.sh: line 127: efibootmgr: command not found
=================== UEFI/Legacy mode:
BIOS is EFI-compatible, and is setup in EFI-mode for this live-session.
SecureBoot maybe enabled. (maybe sec-boot, Please report this message to boot.repair@gmail.com)
=================== PARTITIONS & DISKS:
sdb1 : sdb, not-sepboot, no-grubenv nogrub, no-docgrub, no-update-grub, 32, no-boot, no-os, is-correct-EFI, part-has-no-fstab, part-has-no-fstab, no-nt, no-winload, no-recov-nor-hid, no-bmgr, notwinboot, nopakmgr, nogrubinstall, no---usr, part-has-no-fstab, not-sep-usr, standard, not-far, /mnt/boot-sav/sdb1.
sdb2 : sdb, not-sepboot, grubenv-ok grub2, grub-efi , update-grub, 64, with-boot, is-os, not--efi--part, fstab-without-boot, fstab-has-goodEFI, no-nt, no-winload, no-recov-nor-hid, no-bmgr, notwinboot, apt-get, grub-install, with--usr, fstab-without-usr, not-sep-usr, standard, not-far, /media/ubuntu/d516fa8f-5165-4286-b73f-aa23f203517e.
sdb : GPT, no-BIOS_boot, has-correctEFI, usb-disk, has-os, 2048 sectors * 512 bytes
=================== parted -l:
Model: Ut165 USB Flash Disk (scsi)
Disk /dev/sda: 4041MB
Sector size (logical/physical): 512B/512B
Partition Table: msdos
Number Start End Size Type File system Flags
1 65.5kB 4041MB 4041MB primary fat32 boot
Model: JetFlash Transcend 4GB (scsi)
Disk /dev/sdb: 4052MB
Sector size (logical/physical): 512B/512B
Partition Table: gpt
Number Start End Size File system Name Flags
1 1049kB 99.6MB 98.6MB fat32 boot
2 99.6MB 4051MB 3951MB ext4
=================== parted -lm:
BYT;
/dev/sda:4041MB:scsi:512:512:msdos:Ut165 USB Flash Disk;
1:65.5kB:4041MB:4041MB:fat32::boot;
BYT;
/dev/sdb:4052MB:scsi:512:512:gpt:JetFlash Transcend 4GB;
1:1049kB:99.6MB:98.6MB:fat32::boot;
2:99.6MB:4051MB:3951MB:ext4::;
=================== mount:
/cow on / type overlayfs (rw)
proc on /proc type proc (rw,noexec,nosuid,nodev)
sysfs on /sys type sysfs (rw,noexec,nosuid,nodev)
udev on /dev type devtmpfs (rw,mode=0755)
devpts on /dev/pts type devpts (rw,noexec,nosuid,gid=5,mode=0620)
tmpfs on /run type tmpfs (rw,noexec,nosuid,size=10%,mode=0755)
/dev/sda1 on /cdrom type vfat (ro,noatime,fmask=0022,dmask=0022,codepage=437,ioc harset=iso8859-1,shortname=mixed,errors=remount-ro)
/dev/loop0 on /rofs type squashfs (ro,noatime)
none on /sys/fs/cgroup type tmpfs (rw)
none on /sys/fs/fuse/connections type fusectl (rw)
none on /sys/kernel/debug type debugfs (rw)
none on /sys/kernel/security type securityfs (rw)
none on /sys/firmware/efi/efivars type efivarfs (rw)
tmpfs on /tmp type tmpfs (rw,nosuid,nodev)
none on /run/lock type tmpfs (rw,noexec,nosuid,nodev,size=5242880)
none on /run/shm type tmpfs (rw,nosuid,nodev)
none on /run/user type tmpfs (rw,noexec,nosuid,nodev,size=104857600,mode=0755)
gvfsd-fuse on /run/user/ubuntu/gvfs type fuse.gvfsd-fuse (rw,nosuid,nodev,user=ubuntu)
/dev/sdb2 on /media/ubuntu/d516fa8f-5165-4286-b73f-aa23f203517e type ext4 (rw,nosuid,nodev,uhelper=udisks2)
/dev/sdb1 on /mnt/boot-sav/sdb1 type vfat (rw)
=================== ls:
/sys/block/sda (filtered): alignment_offset bdi capability dev device discard_alignment events events_async events_poll_msecs ext_range holders inflight power queue range removable ro sda1 size slaves stat subsystem trace uevent
/sys/block/sdb (filtered): alignment_offset bdi capability dev device discard_alignment events events_async events_poll_msecs ext_range holders inflight power queue range removable ro sdb1 sdb2 size slaves stat subsystem trace uevent
/dev (filtered): alarm ashmem autofs binder block bsg btrfs-control bus char console core cpu cpu_dma_latency disk dri ecryptfs fb0 fd full fuse hidraw0 hidraw1 hpet input kmsg log lp0 mapper mcelog mem net network_latency network_throughput null oldmem parport0 port ppp psaux ptmx pts random rfkill rtc rtc0 sda sda1 sdb sdb1 sdb2 serial sg0 sg1 shm snapshot snd stderr stdin stdout uinput urandom vga_arbiter vhost-net zero
ls /dev/mapper: control
ls /mnt/boot-sav/sdb1: /*/*/*/*
=================== hexdump -n512 -C /dev/sdb1
00000000 eb 58 90 6d 6b 64 6f 73 66 73 00 00 02 01 20 00 |.X.mkdosfs.... .|
00000010 02 00 00 00 00 f8 00 00 3e 00 7d 00 00 00 00 00 |........>.}.....|
00000020 00 f0 02 00 c9 05 00 00 00 00 00 00 02 00 00 00 |................|
00000030 01 00 06 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|
00000040 00 00 29 98 20 e9 97 20 20 20 20 20 20 20 20 20 |..). .. |
00000050 20 20 46 41 54 33 32 20 20 20 0e 1f be 77 7c ac | FAT32 ...w|.|
00000060 22 c0 74 0b 56 b4 0e bb 07 00 cd 10 5e eb f0 32 |".t.V.......^..2|
00000070 e4 cd 16 cd 19 eb fe 54 68 69 73 20 69 73 20 6e |.......This is n|
00000080 6f 74 20 61 20 62 6f 6f 74 61 62 6c 65 20 64 69 |ot a bootable di|
00000090 73 6b 2e 20 20 50 6c 65 61 73 65 20 69 6e 73 65 |sk. Please inse|
000000a0 72 74 20 61 20 62 6f 6f 74 61 62 6c 65 20 66 6c |rt a bootable fl|
000000b0 6f 70 70 79 20 61 6e 64 0d 0a 70 72 65 73 73 20 |oppy and..press |
000000c0 61 6e 79 20 6b 65 79 20 74 6f 20 74 72 79 20 61 |any key to try a|
000000d0 67 61 69 6e 20 2e 2e 2e 20 0d 0a 00 00 00 00 00 |gain ... .......|
000000e0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|
*
000001f0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 55 aa |..............U.|
00000200
WARNING: GPT (GUID Partition Table) detected on '/dev/sdb'! The util fdisk doesn't support GPT. Use GNU Parted.
=================== df -Th:
Filesystem Type Size Used Avail Use% Mounted on
/cow overlayfs 996M 81M 916M 9% /
udev devtmpfs 984M 12K 984M 1% /dev
tmpfs tmpfs 200M 796K 199M 1% /run
/dev/sda1 vfat 3.8G 785M 3.0G 21% /cdrom
/dev/loop0 squashfs 738M 738M 0 100% /rofs
none tmpfs 4.0K 0 4.0K 0% /sys/fs/cgroup
tmpfs tmpfs 996M 1.1M 995M 1% /tmp
none tmpfs 5.0M 0 5.0M 0% /run/lock
none tmpfs 996M 76K 996M 1% /run/shm
none tmpfs 100M 32K 100M 1% /run/user
/dev/sdb2 ext4 3.6G 759M 2.7G 22% /media/ubuntu/d516fa8f-5165-4286-b73f-aa23f203517e
/dev/sdb1 vfat 93M 121K 93M 1% /mnt/boot-sav/sdb1
=================== fdisk -l:
Disk /dev/sda: 4040 MB, 4040724480 bytes
255 heads, 63 sectors/track, 491 cylinders, total 7892040 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: 0x00000000
Device Boot Start End Blocks Id System
/dev/sda1 * 128 7891967 3945920 b W95 FAT32
Disk /dev/sdb: 4051 MB, 4051697664 bytes
255 heads, 63 sectors/track, 492 cylinders, total 7913472 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: 0x00000000
Device Boot Start End Blocks Id System
/dev/sdb1 1 7913471 3956735+ ee GPT
EFI detected. Please check the options.
=================== Default settings
Recommended-Repair
This setting would reinstall the grub-efi of sdb2, using the following options: sdb1/boot/efi,
Additional repair would be performed: unhide-bootmenu-10s backup-and-rename-efi-files
=================== Settings chosen by the user
Boot-Info
This setting will not act on the MBR.
No change has been performed on your computer.
EDIT2:
Looks like recommended repair fixed it! Thanks a lot, it's been my headache for way longer than it should've been! :)