@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'
[ 0.000000] efi: ACPI=0xd9ffe000 ACPI 2.0=0xd9ffe014
TPMFinalLog=0xd9f76000 SMBIOS=0xd9765000 SMBIOS 3.0=0xd9763000
MEMATTR=0xd63c0018 ESRT=0xd9766b18 TPMEventLog=0xc50a8018
[ 0.000000] secureboot: Secure boot enabled
[ 0.000000] Kernel is locked down from EFI secure boot; see man
kernel_lockdown.7
[ 0.016255] ACPI: TPM2 0x00000000D9FEB000 000034 (v03 HPQOEM EDK2
00000002 01000013)
[ 4.068308] tpm_tis MSFT0101:00: 2.0 TPM (device-id 0x1B, rev-id 16)
[ 4.158924] integrity: Loaded X.509 cert 'Hewlett-Packard Company: HP UEFI
Secure Boot 2013 DB key:<restricted>
HP-EliteBook-820-G4:~$ apt-cache policy grub2-common grub2
grub2-common:
Installed: 2.04-1ubuntu12.1
Candidate: 2.04-1ubuntu12.1
Version table:
*** 2.04-1ubuntu12.1 100
100 /var/lib/dpkg/status
2.04-1ubuntu12 500
500 http://de.archive.ubuntu.com/ubuntu eoan/main amd64 Packages
grub2:
Installed: 2.04-1ubuntu12.1
Candidate: 2.04-1ubuntu12.1
Version table:
*** 2.04-1ubuntu12.1 100
100 /var/lib/dpkg/status
2.04-1ubuntu12 500
500 http://de.archive.ubuntu.com/ubuntu eoan/universe amd64 Packages
$ uname -a
HP-EliteBook-820-G4 5.3.0-21-generic #22-Ubuntu SMP Tue Oct 29 22:55:51 UTC
2019 x86_64 x86_64 x86_64 GNU/Linux
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https://bugs.launchpad.net/bugs/1848892
Title:
"error: Unknown TPM error." after upgrading to grub 2.04
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