Re: Destroyed Entries at /dev/sda - boot not possible anymore

[Stefan Lamby]

> Stefan Lamby <address@hidden> hat am 30. März 2015 um 16:58
> geschrieben:
>
>
>
> > Andrei Borzenkov <address@hidden> hat am 30. März 2015 um 15:40
> > geschrieben:
> >
> >
> > On Mon, Mar 30, 2015 at 3:48 PM, Stefan Lamby <address@hidden>
> > wrote:
> > >
> > >> Andrei Borzenkov <address@hidden> hat am 30. März 2015 um 14:12
> > >> geschrieben:
> > >>
> > >>
> > >> On Mon, Mar 30, 2015 at 3:06 PM, Stefan Lamby <address@hidden>
> > >> wrote:
> > >> >
> > >> >> Andrei Borzenkov <address@hidden> hat am 30. März 2015 um 13:52
> > >> >> geschrieben:
> > >> >>
> > >> >>
> > >> >> On Mon, Mar 30, 2015 at 2:29 PM, Stefan Lamby
> > >> >> <address@hidden>
> > >> >> wrote:
> > >> >> >
> > >> >> ...
> > >> >> > There was no error, since grub seems to do everything it was told
> > >> >> > to.
> > >> >> > The
> > >> >> > error
> > >> >> > was that it booted from usb stick instead of my laptops hard disk.
> > >> >> > My
> > >> >> > fault
> > >> >> > was,
> > >> >> > that I didn't expect /dev/sda to be overwritten during the install
> > >> >> > process
> > >> >> > for
> > >> >> > the usb disk.
> > >> >> >
> > >> >> ...
> > >> >> >
> > >> >> > BIOS is set to UEFI Boot, disabled secure boot.
> > >> >> >
> > >> >>
> > >> >> Please boot to Linux and post output of "efibootmgr -v".
> > >> >>
> > >> >
> > >> > Thank you very much for your time and support.
> > >> > Here is the output you wanted.
> > >> >
> > >> > address@hidden:~# efibootmgr -v
> > >> > BootCurrent: 0003
> > >> > Timeout: 0 seconds
> > >> > BootOrder:
> > >> > 001E,001F,0010,0011,0012,0013,0014,0015,0016,0003,0019,001A,001B,0001,0002,0017,0018,0000
> > >> > Boot0000* Windows Boot Manager
> > >> > HD(1,800,100000,57132a06-a1c8-417f-bb0f-c0957dae67fc)File(\EFI\Microsoft\Boot\bootmgfw.efi)WINDOWS.........x...B.C.D.O.B.J.E.C.T.=.{.9.d.e.a.8.6.2.c.-.5.c.d.d.-.4.e.7.0.-.a.c.c.1.-.f.3.2.b.3.4.4.d.4.7.9.5.}...r................
> > >> > Boot0001* arch_grub
> > >> > HD(1,800,fa000,e3baa10e-75a1-42c0-816c-9bd86d46ec40)File(\EFI\arch_grub\grubx64.efi)
> > >> > Boot0002* grub_uefi
> > >> > HD(1,800,fa000,e3baa10e-75a1-42c0-816c-9bd86d46ec40)File(\EFI\grub_uefi\grubx64.efi)
> > >> > Boot0003* ubuntu
> > >> > HD(1,800,100000,57132a06-a1c8-417f-bb0f-c0957dae67fc)File(\EFI\ubuntu\shimx64.efi)
> > >> > Boot0010 Setup
> > >> > Boot0011 Boot Menu
> > >> > Boot0012* Removable Drive
> > >> > 030a2400d23878bc820f604d8316c068ee79d25b20699b27e1a34f488e97534d40523c1d
> > >> > Boot0013* Hard Drive
> > >> > 030a2400d23878bc820f604d8316c068ee79d25bf5b01cc8ce8e9841b3a8fb94b6dfefee
> > >> > Boot0014* USB Storage Device
> > >> > 030a2400d23878bc820f604d8316c068ee79d25b6895f49a99882e4bb0da03ec784d2828
> > >> > Boot0015* CD/DVD/CD-RW Drive
> > >> > 030a2400d23878bc820f604d8316c068ee79d25b3750dce1249e1748876bee5d3f25ebfb
> > >> > Boot0016* Network
> > >> > 030a2400d23878bc820f604d8316c068ee79d25b6567de8ee595634d842b325e6a43510b
> > >> > Boot0017* Onboard NIC
> > >> > 030a2400d23878bc820f604d8316c068ee79d25b1b7f7356e3475744a9a6ed8e91832083
> > >> > Boot0018* Onboard NIC
> > >> > 030a2400d23878bc820f604d8316c068ee79d25bb4a054dda1fa7043abf832c5a88367a6
> > >> > Boot0019 Diagnostics
> > >> > Boot001A Peripheral Device setting (OPROM setting)
> > >> > Boot001B Change boot mode setting
> > >> > Boot001E* USB
> > >> > ACPI(a0341d0,0)PCI(1d,0)USB(0,0)USB(2,0)HD(1,ea8,fb3d58,c3072e18)File()
> > >> > Boot001F* DVD
> > >> > ACPI(a0341d0,0)PCI(1f,2)03120a00010000000000CD-ROM(1,7c8ed,1240)File()
> > >> >
> > >>
> > >>
> > >> Just change bootorder so that Ubuntu is listed first (you likely could
> > >> do the same from within your BIOS setup). The following is one line in
> > >> case it wraps.
> > >>
> > >> efibootmgr --bootorder
> > >> 0003,001E,001F,0010,0011,0012,0013,0014,0015,0016,0019,001A,001B,0001,0002,0017,0018,0000
> > >>
> > >> Verify using efibootmgr -v again.
> > >>
> > >
> > > I did. When it comes up and there is no usb stick available anymore, it
> > > tries to
> > > start PXE over IPv4, IPv6 afterwards.
> > > In the end the grub cli is displayed waiting for input.
> > > Also I am not sure, what "ubuntu" means in this case: Both are ubuntu -
> > > one
> > > at
> > > the stick, the other on the hd. How can
> > > I find out which one is the correct synonym for the installation I like to
> > > start
> > > into? Could grub_uefi also be what I want? How to figure out?
> >
> > Sorry, I assumed you were booted into the "correct" system. When I
> > said "ubuntu" I meant boot menu entry displayed by efibootmgr - there
> > is only one titled "ubuntu" there.
> >
> > Output of efibootmgr shows two hard disks - one contains Windows and
> > something titled "ubuntu", another contains "arch_grub" and
> > "grub_uefi". The behavior you describe agrees with efibootmgr output
> > and GRUB CLI should come from "arch_grub".
> >
> > I assumed "ubuntu" would be the right choice here because I find it
> > very strange to have Windows installed on external USB stick and you
> > never mentioned it as well. But let's check - boot into Linux (with
> > USB stick inserted) and paste output of
> >
> > gdisk -l /dev/sda
> > gdisk -l /dev/sdb
> >
>

Andrej, this is output from gdisk:


>
> address@hidden:~# gdisk -l /dev/sda
> GPT fdisk (gdisk) version 0.8.8
>
> Partition table scan:
> MBR: protective
> BSD: not present
> APM: not present
> GPT: present
>
> Found valid GPT with protective MBR; using GPT.
> Disk /dev/sda: 1953525168 sectors, 931.5 GiB
> Logical sector size: 512 bytes
> Disk identifier (GUID): C3166089-F0FC-4D0D-8A28-92E2AA5D960A
> Partition table holds up to 128 entries
> First usable sector is 34, last usable sector is 1953525134
> Partitions will be aligned on 2048-sector boundaries
> Total free space is 3437 sectors (1.7 MiB)
>
> Number Start (sector) End (sector) Size Code Name
> 1 2048 1050623 512.0 MiB EF00
> 2 1050624 1550335 244.0 MiB 8300
> 3 1550336 1953523711 930.8 GiB 8300
>
>
> address@hidden:~# gdisk -l /dev/sdb
> GPT fdisk (gdisk) version 0.8.8
>
> Partition table scan:
> MBR: protective
> BSD: not present
> APM: not present
> GPT: present
>
> Found valid GPT with protective MBR; using GPT.
> Disk /dev/sdb: 114687999 sectors, 54.7 GiB
> Logical sector size: 512 bytes
> Disk identifier (GUID): 5D6A75BF-2F7B-4294-8E79-0AFAAF13399F
> Partition table holds up to 128 entries
> First usable sector is 34, last usable sector is 114687965
> Partitions will be aligned on 2048-sector boundaries
> Total free space is 4028 sectors (2.0 MiB)
>
> Number Start (sector) End (sector) Size Code Name
> 1 2048 1050623 512.0 MiB EF00
> 2 1050624 81342463 38.3 GiB 8300
> 3 81342464 114685951 15.9 GiB 8200
>
>
>
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