** Changed in: grub2 (Debian)
Status: Confirmed => Fix Released
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Title:
"error: Unknown TPM error." after upgrading to grub 2.04
To
** Changed in: grub2 (Debian)
Status: New => Confirmed
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Title:
"error: Unknown TPM error." after upgrading to grub 2.04
To manage
** Changed in: grub2 (Debian)
Status: Unknown => New
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Title:
"error: Unknown TPM error." after upgrading to grub 2.04
To manage
** Bug watch added: Debian Bug tracker #940911
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=940911
** Also affects: grub2 (Debian) via
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=940911
Importance: Unknown
Status: Unknown
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Thank you for comment #13, it solved my problem.
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Title:
"error: Unknown TPM error." after upgrading to grub 2.04
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This bug was fixed in the package grub2 - 2.04-1ubuntu12.1
---
grub2 (2.04-1ubuntu12.1) eoan; urgency=medium
* debian/patches/ubuntu-tpm-unknown-error-non-fatal.patch: treat "unknown"
TPM errors as non-fatal, but still write up the details as debug messages
so we can
@Adam Conrad (adconrad) : Thanks for this updated package on proposal.
No more problems to boot with this package on my laptop : ASUS GL553VE
$ uname -a
Linux ub-eric 5.3.0-19-generic #20-Ubuntu SMP Fri Oct 18 09:04:39 UTC 2019
x86_64 x86_64 x86_64 GNU/Linux
$ dmesg | grep -i -e secure -e tpm
[
Thanks to @Adam Conrad (adconrad) for the updated packages in eoan-proposed :
My laptop can now successfully boot with Secure boot enabled.
$ uname -a
Linux urbah-15 5.3.0-21-generic #22-Ubuntu SMP Tue Oct 29 22:55:51 UTC 2019
x86_64 x86_64 x86_64 GNU/Linux
$ dmesg | grep -i -e secure -e
@Adam Conrad (adconrad) : thanks for the updated packages. Seems to be
solved now on my laptop. My laptop can now successfully enable TPM and
Secure boot at the same time during boot
HP-EliteBook-820-G4 ~> dmesg|egrep 'ecure|tpm|TPM'
[0.00] efi: ACPI=0xd9ffe000 ACPI 2.0=0xd9ffe014
Hello Adam,
I had also the boot issue on a Dell Optiplex 5050 even with TPM
disabled.
After booting into 5.0.0-32 generic and upgrading grub2 to
"2.04-1ubuntu12.1" I am still stuck while booting (and the color
background of grub menu has switched to black).
lsb_release -rd
Description:
Hello Stefan, or anyone else affected,
Accepted grub2 into eoan-proposed. The package will build now and be
available at https://launchpad.net/ubuntu/+source/grub2/2.04-1ubuntu12.1
in a few hours, and then in the -proposed repository.
Please help us by testing this new package. See
Also reported for ubuntu 19.10 with kernel 5.3.7
I could see no logs upon boot, only a purple screen that appeared to
hang forever. Disabling TPM in BIOS had no effect on the issue, as tpm
is a kernel module it is automatically loaded upon boot.
The trick is to enter the grub 2.04 console by
This bug was fixed in the package grub2 - 2.04-1ubuntu13
---
grub2 (2.04-1ubuntu13) focal; urgency=medium
* debian/patches/ubuntu-tpm-unknown-error-non-fatal.patch: treat "unknown"
TPM errors as non-fatal, but still write up the details as debug messages
so we can further
Removed block-proposed tag after doing one last smoketest to make sure
grub was booting fine.
** Tags removed: block-proposed
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Title:
"error:
** Tags added: block-proposed
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Title:
"error: Unknown TPM error." after upgrading to grub 2.04
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** Tags added: id-5dbafbfc5d01ae8c60af72b8
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Title:
"error: Unknown TPM error." after upgrading to grub 2.04
To manage notifications about this
** Description changed:
+ [Impact]
+ Some specific system (listed in upstream thread at
https://lists.gnu.org/archive/html/grub-devel/2019-10/msg00104.html)
+
+ Mostly ASUS systems, but also reported on some Dell systems.
+
+ The affected systems are used to boot in UEFI mode and will fail to
** Also affects: grub2 (Ubuntu Eoan)
Importance: Undecided
Status: New
** Also affects: grub2 (Ubuntu Focal)
Importance: High
Status: Confirmed
** Tags removed: rls-ee-incoming
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I've already submitted a possible fix upstream for this issue (well, at
least something that will stop this breaking, and give us more
information to debug and fix it more permanently):
https://lists.gnu.org/archive/html/grub-devel/2019-10/msg00103.html
There isn't concensus there just yet, but
The recipes of messages no 13 and 20 worked well for me. PC ASUS VIVO PC
K31CD
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Title:
"error: Unknown TPM error." after upgrading to grub 2.04
The recipes of messages no x and y worked well for me. PC ASUS VIVO PC
K31CD
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Title:
"error: Unknown TPM error." after upgrading to grub 2.04
Specifically:
sudo grub-install --no-uefi-secure-boot /dev/sd
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Title:
"error: Unknown TPM error." after upgrading to grub 2.04
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To make it permanent, see #10.
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Title:
"error: Unknown TPM error." after upgrading to grub 2.04
To manage notifications about this bug go to:
Asus UX330 here.
After upgrade to 19.10 failed because of mysql-core update error, I also had
the TPM error even though I disabled secure boot in the BIOS.
Comment #13 fixed for me, thank you ! Do you know if there's a way to make it
permanent in a boot option ?
Not sure if a more permanent fix
Same problem with Asus UX3410U. I
TPM in BIOS was/is disabled.
I followed the instructions from #13 and I´m able to start Ubuntu. However,
after the confirmation.
#15 - did you scroll down in the "Security" option of BIOS?
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Hello,
Same problem. ASUS X556U
Comment #13 helped me to boot
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Title:
"error: Unknown TPM error." after upgrading to grub 2.04
To manage
Good evening
I've got the same problem. My system is an desktop Asus 2O7HSV6 with Secure
boot "on"...I'm not able to turn it "off"
No hints works till now:(((
I can't find TPM in BIOS
Any idea?
Many thks in advance
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Thanks you for the workaroune. If works for an Asus UX303!
Curiously, once restarted, no confirmation was required and no problem for
further boots.
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My affected system is an ASUS Zenbook UX305FA with Secure Boot turned off.
Thanks for all the hints, especially comment #10. My workaround was easy:
1. In grub menu, choose an entry and edit it (key press: e).
2. Add rmmod tpm in a line before the first insmod.
3. Boot with the modified entry
On a 19.04 system, I don't see the /boot/grub/x86_64-efi/tmp.mod file--
so added during the upgrade.
Speculation:
So, the problem might be related to signed versus unsigned kernels. The
earlier kernel was probably signed. The new kernels from the upgrade are
probably not
Same here with Asus UX390.
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Title:
"error: Unknown TPM error." after upgrading to grub 2.04
To manage notifications about this bug go to:
I also blah, blah, blah, upgraded Kubuntu to 19.10 and updated to
5.3.0-19-generic.
System:
ASUS GL553VE Laptop
GPT Disk with EFI partition
No TPM module installed that I can determine
BIOS:
Latest == 308
No TPM settings
Turned off Secure Boot and CSM
GRUB Boot Error:
I have followed this troubleshooting procedure:
1) Booted to Windows 10 to install newest tpm firmware for my HP EliteBook 820
G4
laptop using HP TPM Configuration Utility.
2) Booted to Ubuntu 19.10 (kernel 5.3.0-18-generic) with Secureboot enabled
and TPM disabled
3) Purged and uninstalled
** Tags added: 2.04 grub tpm
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Title:
"error: Unknown TPM error." after upgrading to grub 2.04
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I got the same error after upgrading from Ubuntu 19.04 to Ubuntu 19.10
on my Asus M32CD4-K desktop computer. Disabling TPM or Secure boot fixes
the problem.
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I went to "TPM Embedded Security", set option "embedded security device
availability" to "Hidden", and deactivated option "embedded security
device state" as you can see in following video, which is only valid for
certain HP laptops:
https://www.youtube.com/watch?v=gSooNBJ6QjQ
However, this will
How do you disable TPM in UEFI ? I've got ASUS laptop and don't see any
option with "TPM" in BIOS. Secure Boot is off.
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Title:
"error: Unknown
I got the exact same error after upgrading from Ubuntu 19.04 to Ubuntu
19.10 on my HP EliteBook 820 G4. Disabling TPM in UEFI "solved" it for
me. Seems to be a bug in grub2 package version 2.04 in Ubuntu 19.10.
Seems they added UEFI TPM 1.2/2.0 support to grub2 version 2.04 in July
2019, but it
Status changed to 'Confirmed' because the bug affects multiple users.
** Changed in: grub2 (Ubuntu)
Status: New => Confirmed
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Title:
For me, the "Secure boot" option was disabled - however I did not find a
separate TPM option and Windows (installed on a separate partition)
claimed TPM is a active.
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I have the same issue after upgrading to Kubuntu 19.10. I worked around
it by disabling secure boot.
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Title:
"error: Unknown TPM error." after
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