Public bug reported:

Installation fails with "Unsupported platform 'Raspberry Pi 5 Model B Rev 1.0'"
I managed to fix it through some manual fiddling:

px@ubuntu:~$ sudo rpi-eeprom-update -a
BOOTLOADER: up to date
   CURRENT: Thu Apr 30 12:21:23 UTC 2026 (1777551683)
    LATEST: Tue Nov  5 12:38:12 UTC 2024 (1730810292)
   RELEASE: latest (/lib/firmware/raspberrypi/bootloader-2712/latest)
            Use raspi-config to change the release.
px@ubuntu:~$ sudo do-release-upgrade -d
Checking for a new Ubuntu release

= Welcome to Ubuntu 26.04 LTS 'Resolute Raccoon' =

The Ubuntu team is proud to announce Ubuntu 26.04 LTS 'Resolute
Raccoon'.

To see what's new in this release, visit:

  https://discourse.ubuntu.com/t/resolute-raccoon-release-notes

Ubuntu is a Linux distribution for your desktop or server. It is fast
and easy to install, it has regular releases, a tight selection of
excellent applications installed by default, and almost any other
software you can imagine available through the network.

We hope you enjoy Ubuntu.


== Feedback and helping ==

To help shape Ubuntu, look at the list of ways to participate at:

  https://documentation.ubuntu.com/project/community/contribute/

Your comments, bug reports, patches, and suggestions help ensure our
next release is the best release of Ubuntu ever. If you found a bug,
please read:

  https://help.ubuntu.com/community/ReportingBugs

Then report bugs using apport in Ubuntu. For example:

  ubuntu-bug linux

opens a bug report in Launchpad regarding the linux package.

If you have a question, or if you think you may have found a bug but aren't
sure, reach out on one of the communication channels. Matrix is the go-to
for instant chatting, while Discourse is the home to our support forum.
Otherwise, send an email to the Ubuntu Users mailing list:

  https://documentation.ubuntu.com/project/community/contributors/matrix/
  https://discourse.ubuntu.com/t/welcome-to-support-and-help
  https://lists.ubuntu.com/mailman/listinfo/ubuntu-users


== More information ==

You can find out more about Ubuntu on the Ubuntu website and in Ubuntu
Project documentation:

  https://ubuntu.com/
  https://documentation.ubuntu.com/project/

To sign up for future Ubuntu announcements, subscribe to Ubuntu's very
low-volume announcement list:

  https://lists.ubuntu.com/mailman/listinfo/ubuntu-announce


Continue [yN] y
Get:1 Upgrade tool signature [833 B]
Get:2 Upgrade tool [950 kB]
Fetched 951 kB in 0s (0 B/s)
/usr/lib/python3/dist-packages/DistUpgrade/DistUpgradeFetcherCore.py:237: 
Warning: W:Download is performed unsandboxed as root as file 
'resolute.tar.gz.gpg' couldn't be accessed by user '_apt'. - pkgAcquire::Run 
(13: Permission denied)
  result = fetcher.run()
authenticate 'resolute.tar.gz' against 'resolute.tar.gz.gpg'
extracting 'resolute.tar.gz'
[screen is terminating]
px@ubuntu:~$
px@ubuntu:~$
px@ubuntu:~$
px@ubuntu:~$ sudo apt update
Hit:1 http://security.ubuntu.com/ubuntu resolute-security InRelease
Hit:2 http://archive.ubuntu.com/ubuntu resolute InRelease
Hit:3 http://archive.ubuntu.com/ubuntu resolute-updates InRelease
Hit:4 http://archive.ubuntu.com/ubuntu resolute-backports InRelease
Hit:5 https://esm.ubuntu.com/apps/ubuntu resolute-apps-security InRelease
Hit:6 https://esm.ubuntu.com/apps/ubuntu resolute-apps-updates InRelease
Hit:7 https://esm.ubuntu.com/infra/ubuntu resolute-infra-security InRelease
Hit:8 https://esm.ubuntu.com/infra/ubuntu resolute-infra-updates InRelease
All packages are up to date.
px@ubuntu:~$ sudo apt upgrade
The following packages were automatically installed and are no longer required:
  g++-13                    libgdk-pixbuf2.0-bin         librav1e0              
 librte-mbuf24           librte-net-vdev-netvsc24  libstdc++-13-dev             
   perl-modules-5.38
  g++-13-aarch64-linux-gnu  libgirepository-1.0-1        libreiserfscore0t64    
 librte-mempool-ring24   librte-net-vhost24        libsvtav1enc1d1              
   python3-colorama
  gcc-14-base               libgpgme11t64                librte-bus-auxiliary24 
 librte-mempool24        librte-net-virtio24       libutempter0                 
   python3-pytz
  gir1.2-girepository-2.0   libicu74                     librte-bus-pci24       
 librte-meter24          librte-net-vmxnet3-24     libxml2                      
   python3-tz
  imagemagick-6.q16         libiniparser1                librte-bus-vdev24      
 librte-net-af-packet24  librte-net24              
linux-headers-6.8.0-1051-raspi  python3.12
  javascript-common         libjs-jquery                 librte-bus-vmbus24     
 librte-net-bond24       librte-pci24              
linux-headers-6.8.0-1052-raspi  python3.12-dev
  libabsl20220623t64        libjs-underscore             librte-common-mlx5-24  
 librte-net-e1000-24     librte-rcu24              linux-image-6.8.0-1051-raspi 
   python3.12-minimal
  libapt-pkg6.0t64          libllvm18                    librte-cryptodev24     
 librte-net-fm10k24      librte-ring24             linux-image-6.8.0-1052-raspi 
   sosreport
  libargon2-1               libmagickcore-6.q16-7-extra  librte-dmadev24        
 librte-net-i40e24       librte-sched24            
linux-modules-6.8.0-1051-raspi  systemd-dev
  libassuan0                libmagickcore-6.q16-7t64     librte-eal24           
 librte-net-ixgbe24      librte-security24         
linux-modules-6.8.0-1052-raspi  tzdata-legacy
  libatm1t64                libmagickwand-6.q16-7t64     librte-ethdev24        
 librte-net-mlx4-24      librte-telemetry24        
linux-raspi-headers-6.8.0-1051
  libclang-cpp18            libmodule-scandeps-perl      librte-gso24           
 librte-net-mlx5-24      librte-vhost24            
linux-raspi-headers-6.8.0-1052
  libclang1-18              libpaper1                    librte-hash24          
 librte-net-netvsc24     libsframe1                linux-raspi-tools-6.8.0-1051
  libcrypt-dev              libperl5.38t64               librte-ip-frag24       
 librte-net-pcap24       libsgutils2-1.46-2        linux-raspi-tools-6.8.0-1052
  libfuse3-3                libprotobuf-c1               librte-kvargs24        
 librte-net-tap24        libsigsegv2               linux-tools-6.8.0-1051-raspi
  libgav1-1                 libpython3.12-dev            librte-log24           
 librte-net-thunderx24   libssh-4                  linux-tools-6.8.0-1052-raspi
Use 'sudo apt autoremove' to remove them.

Summary:
  Upgrading: 0, Installing: 0, Removing: 0, Not Upgrading: 0
  2 not fully installed or removed.
  Space needed: 0 B / 842 GB available

Continue? [Y/n] y
Setting up initramfs-tools (0.151ubuntu1) ...
update-initramfs: deferring update (trigger activated)
Setting up flash-kernel (3.110ubuntu2) ...
flash-kernel: deferring update (trigger activated)
Processing triggers for initramfs-tools (0.151ubuntu1) ...
update-initramfs: Generating /boot/initrd.img-7.0.0-1010-raspi
Unsupported platform 'Raspberry Pi 5 Model B Rev 1.0'.
run-parts: /etc/initramfs/post-update.d//flash-kernel exited with return code 1
dpkg: error processing package initramfs-tools (--configure):
 old initramfs-tools package postinst maintainer script subprocess failed with 
exit status 1
Errors were encountered while processing:
 initramfs-tools
needrestart is being skipped since dpkg has failed
Error: Sub-process /usr/bin/dpkg returned an error code (1)
px@ubuntu:~$
px@ubuntu:~$
px@ubuntu:~$
px@ubuntu:~$ cat /etc/os-release
uname -a
cat /proc/device-tree/model; echo
dpkg -l 'flash-kernel' 'initramfs-tools' 'linux-*-raspi' | cat
PRETTY_NAME="Ubuntu 26.04 LTS"
NAME="Ubuntu"
VERSION_ID="26.04"
VERSION="26.04 (Resolute Raccoon)"
VERSION_CODENAME=resolute
ID=ubuntu
ID_LIKE=debian
HOME_URL="https://www.ubuntu.com/";
SUPPORT_URL="https://help.ubuntu.com/";
BUG_REPORT_URL="https://bugs.launchpad.net/ubuntu/";
PRIVACY_POLICY_URL="https://www.ubuntu.com/legal/terms-and-policies/privacy-policy";
UBUNTU_CODENAME=resolute
LOGO=ubuntu-logo
Linux ubuntu 6.8.0-1053-raspi #57-Ubuntu SMP PREEMPT_DYNAMIC Wed Apr 15 
06:45:56 UTC 2026 aarch64 GNU/Linux
Raspberry Pi 5 Model B Rev 1.0
+-- Desired=Unknown/Install/Remove/Purge/Hold
|+- Status=Not/Inst/Conf-files/Unpacked/halF-conf/Half-inst/trig-aWait/Trig-pend
||+ Err?=(none)/Reinst-required (Status,Err: uppercase=bad)
||| Name                                    Version        Architecture 
Description
+++-=======================================-==============-============-==========================================================
it  flash-kernel                            3.110ubuntu2   arm64        utility 
to make certain embedded devices bootable
iF  initramfs-tools                         0.151ubuntu1   all          generic 
modular initramfs generator (automation)
un  linux-headers-5.11.0-1007-raspi         <none>         <none>       (no 
description available)
un  linux-headers-5.11.0-1015-raspi         <none>         <none>       (no 
description available)
un  linux-headers-5.11.0-1016-raspi         <none>         <none>       (no 
description available)
un  linux-headers-5.11.0-1017-raspi         <none>         <none>       (no 
description available)
un  linux-headers-5.11.0-1019-raspi         <none>         <none>       (no 
description available)
un  linux-headers-5.11.0-1021-raspi         <none>         <none>       (no 
description available)
un  linux-headers-5.11.0-1022-raspi         <none>         <none>       (no 
description available)
un  linux-headers-5.11.0-1023-raspi         <none>         <none>       (no 
description available)
un  linux-headers-5.11.0-1024-raspi         <none>         <none>       (no 
description available)
un  linux-headers-5.15.0-1044-raspi         <none>         <none>       (no 
description available)
un  linux-headers-5.15.0-1045-raspi         <none>         <none>       (no 
description available)
un  linux-headers-5.15.0-1046-raspi         <none>         <none>       (no 
description available)
un  linux-headers-5.15.0-1047-raspi         <none>         <none>       (no 
description available)
un  linux-headers-5.15.0-1048-raspi         <none>         <none>       (no 
description available)
un  linux-headers-5.15.0-1049-raspi         <none>         <none>       (no 
description available)
un  linux-headers-5.15.0-1050-raspi         <none>         <none>       (no 
description available)
un  linux-headers-5.15.0-1053-raspi         <none>         <none>       (no 
description available)
un  linux-headers-5.15.0-1055-raspi         <none>         <none>       (no 
description available)
un  linux-headers-5.15.0-1058-raspi         <none>         <none>       (no 
description available)
un  linux-headers-5.15.0-1059-raspi         <none>         <none>       (no 
description available)
un  linux-headers-5.15.0-1060-raspi         <none>         <none>       (no 
description available)
un  linux-headers-5.15.0-1061-raspi         <none>         <none>       (no 
description available)
un  linux-headers-5.15.0-1062-raspi         <none>         <none>       (no 
description available)
un  linux-headers-5.15.0-1063-raspi         <none>         <none>       (no 
description available)
un  linux-headers-5.15.0-1064-raspi         <none>         <none>       (no 
description available)
un  linux-headers-5.15.0-1065-raspi         <none>         <none>       (no 
description available)
un  linux-headers-5.15.0-1066-raspi         <none>         <none>       (no 
description available)
un  linux-headers-5.15.0-1067-raspi         <none>         <none>       (no 
description available)
un  linux-headers-5.15.0-1070-raspi         <none>         <none>       (no 
description available)
un  linux-headers-5.15.0-1071-raspi         <none>         <none>       (no 
description available)
un  linux-headers-5.15.0-1072-raspi         <none>         <none>       (no 
description available)
un  linux-headers-5.15.0-1075-raspi         <none>         <none>       (no 
description available)
un  linux-headers-6.8.0-1020-raspi          <none>         <none>       (no 
description available)
un  linux-headers-6.8.0-1024-raspi          <none>         <none>       (no 
description available)
un  linux-headers-6.8.0-1028-raspi          <none>         <none>       (no 
description available)
un  linux-headers-6.8.0-1029-raspi          <none>         <none>       (no 
description available)
un  linux-headers-6.8.0-1030-raspi          <none>         <none>       (no 
description available)
un  linux-headers-6.8.0-1031-raspi          <none>         <none>       (no 
description available)
un  linux-headers-6.8.0-1032-raspi          <none>         <none>       (no 
description available)
un  linux-headers-6.8.0-1035-raspi          <none>         <none>       (no 
description available)
un  linux-headers-6.8.0-1036-raspi          <none>         <none>       (no 
description available)
un  linux-headers-6.8.0-1038-raspi          <none>         <none>       (no 
description available)
un  linux-headers-6.8.0-1040-raspi          <none>         <none>       (no 
description available)
un  linux-headers-6.8.0-1041-raspi          <none>         <none>       (no 
description available)
un  linux-headers-6.8.0-1042-raspi          <none>         <none>       (no 
description available)
un  linux-headers-6.8.0-1043-raspi          <none>         <none>       (no 
description available)
un  linux-headers-6.8.0-1045-raspi          <none>         <none>       (no 
description available)
un  linux-headers-6.8.0-1047-raspi          <none>         <none>       (no 
description available)
un  linux-headers-6.8.0-1048-raspi          <none>         <none>       (no 
description available)
un  linux-headers-6.8.0-1050-raspi          <none>         <none>       (no 
description available)
ii  linux-headers-6.8.0-1051-raspi          6.8.0-1051.55  arm64        Linux 
kernel headers for version 6.8.0 on ARMv8 SMP
ii  linux-headers-6.8.0-1052-raspi          6.8.0-1052.56  arm64        Linux 
kernel headers for version 6.8.0 on ARMv8 SMP
ii  linux-headers-6.8.0-1053-raspi          6.8.0-1053.57  arm64        Linux 
kernel headers for version 6.8.0 on ARMv8 SMP
ii  linux-headers-7.0.0-1010-raspi          7.0.0-1010.10  arm64        Linux 
kernel headers for version 7.0.0
ii  linux-headers-raspi                     7.0.0-1010.10  arm64        
Raspberry Pi Linux kernel headers
rc  linux-image-5.11.0-1007-raspi           5.11.0-1007.7  arm64        Linux 
kernel image for version 5.11.0 on ARMv8 SMP
rc  linux-image-5.11.0-1015-raspi           5.11.0-1015.16 arm64        Linux 
kernel image for version 5.11.0 on ARMv8 SMP
rc  linux-image-5.11.0-1016-raspi           5.11.0-1016.17 arm64        Linux 
kernel image for version 5.11.0 on ARMv8 SMP
rc  linux-image-5.11.0-1017-raspi           5.11.0-1017.18 arm64        Linux 
kernel image for version 5.11.0 on ARMv8 SMP
rc  linux-image-5.11.0-1019-raspi           5.11.0-1019.20 arm64        Linux 
kernel image for version 5.11.0 on ARMv8 SMP
rc  linux-image-5.11.0-1021-raspi           5.11.0-1021.22 arm64        Linux 
kernel image for version 5.11.0 on ARMv8 SMP
rc  linux-image-5.11.0-1022-raspi           5.11.0-1022.24 arm64        Linux 
kernel image for version 5.11.0 on ARMv8 SMP
rc  linux-image-5.11.0-1023-raspi           5.11.0-1023.25 arm64        Linux 
kernel image for version 5.11.0 on ARMv8 SMP
rc  linux-image-5.11.0-1024-raspi           5.11.0-1024.26 arm64        Linux 
kernel image for version 5.11.0 on ARMv8 SMP
rc  linux-image-5.15.0-1044-raspi           5.15.0-1044.47 arm64        Linux 
kernel image for version 5.15.0 on ARMv8 SMP
rc  linux-image-5.15.0-1045-raspi           5.15.0-1045.48 arm64        Linux 
kernel image for version 5.15.0 on ARMv8 SMP
rc  linux-image-5.15.0-1046-raspi           5.15.0-1046.49 arm64        Linux 
kernel image for version 5.15.0 on ARMv8 SMP
rc  linux-image-5.15.0-1047-raspi           5.15.0-1047.50 arm64        Linux 
kernel image for version 5.15.0 on ARMv8 SMP
rc  linux-image-5.15.0-1048-raspi           5.15.0-1048.51 arm64        Linux 
kernel image for version 5.15.0 on ARMv8 SMP
rc  linux-image-5.15.0-1049-raspi           5.15.0-1049.52 arm64        Linux 
kernel image for version 5.15.0 on ARMv8 SMP
rc  linux-image-5.15.0-1050-raspi           5.15.0-1050.53 arm64        Linux 
kernel image for version 5.15.0 on ARMv8 SMP
rc  linux-image-5.15.0-1053-raspi           5.15.0-1053.56 arm64        Linux 
kernel image for version 5.15.0 on ARMv8 SMP
rc  linux-image-5.15.0-1055-raspi           5.15.0-1055.58 arm64        Linux 
kernel image for version 5.15.0 on ARMv8 SMP
rc  linux-image-5.15.0-1058-raspi           5.15.0-1058.61 arm64        Linux 
kernel image for version 5.15.0 on ARMv8 SMP
rc  linux-image-5.15.0-1059-raspi           5.15.0-1059.62 arm64        Linux 
kernel image for version 5.15.0 on ARMv8 SMP
rc  linux-image-5.15.0-1060-raspi           5.15.0-1060.63 arm64        Linux 
kernel image for version 5.15.0 on ARMv8 SMP
rc  linux-image-5.15.0-1061-raspi           5.15.0-1061.64 arm64        Linux 
kernel image for version 5.15.0 on ARMv8 SMP
rc  linux-image-5.15.0-1062-raspi           5.15.0-1062.65 arm64        Linux 
kernel image for version 5.15.0 on ARMv8 SMP
rc  linux-image-5.15.0-1063-raspi           5.15.0-1063.66 arm64        Linux 
kernel image for version 5.15.0 on ARMv8 SMP
rc  linux-image-5.15.0-1064-raspi           5.15.0-1064.67 arm64        Linux 
kernel image for version 5.15.0 on ARMv8 SMP
rc  linux-image-5.15.0-1065-raspi           5.15.0-1065.68 arm64        Linux 
kernel image for version 5.15.0 on ARMv8 SMP
rc  linux-image-5.15.0-1066-raspi           5.15.0-1066.69 arm64        Linux 
kernel image for version 5.15.0 on ARMv8 SMP
rc  linux-image-5.15.0-1067-raspi           5.15.0-1067.70 arm64        Linux 
kernel image for version 5.15.0 on ARMv8 SMP
rc  linux-image-5.15.0-1070-raspi           5.15.0-1070.73 arm64        Linux 
kernel image for version 5.15.0 on ARMv8 SMP
rc  linux-image-5.15.0-1071-raspi           5.15.0-1071.74 arm64        Linux 
kernel image for version 5.15.0 on ARMv8 SMP
rc  linux-image-5.15.0-1072-raspi           5.15.0-1072.75 arm64        Linux 
kernel image for version 5.15.0 on ARMv8 SMP
rc  linux-image-5.15.0-1075-raspi           5.15.0-1075.78 arm64        Linux 
kernel image for version 5.15.0 on ARMv8 SMP
rc  linux-image-6.8.0-1020-raspi            6.8.0-1020.24  arm64        Linux 
kernel image for version 6.8.0 on ARMv8 SMP
rc  linux-image-6.8.0-1024-raspi            6.8.0-1024.28  arm64        Linux 
kernel image for version 6.8.0 on ARMv8 SMP
rc  linux-image-6.8.0-1028-raspi            6.8.0-1028.32  arm64        Linux 
kernel image for version 6.8.0 on ARMv8 SMP
rc  linux-image-6.8.0-1029-raspi            6.8.0-1029.33  arm64        Linux 
kernel image for version 6.8.0 on ARMv8 SMP
rc  linux-image-6.8.0-1030-raspi            6.8.0-1030.34  arm64        Linux 
kernel image for version 6.8.0 on ARMv8 SMP
rc  linux-image-6.8.0-1031-raspi            6.8.0-1031.35  arm64        Linux 
kernel image for version 6.8.0 on ARMv8 SMP
rc  linux-image-6.8.0-1032-raspi            6.8.0-1032.36  arm64        Linux 
kernel image for version 6.8.0 on ARMv8 SMP
rc  linux-image-6.8.0-1035-raspi            6.8.0-1035.39  arm64        Linux 
kernel image for version 6.8.0 on ARMv8 SMP
rc  linux-image-6.8.0-1036-raspi            6.8.0-1036.40  arm64        Linux 
kernel image for version 6.8.0 on ARMv8 SMP
rc  linux-image-6.8.0-1038-raspi            6.8.0-1038.42  arm64        Linux 
kernel image for version 6.8.0 on ARMv8 SMP
rc  linux-image-6.8.0-1040-raspi            6.8.0-1040.44  arm64        Linux 
kernel image for version 6.8.0 on ARMv8 SMP
rc  linux-image-6.8.0-1041-raspi            6.8.0-1041.45  arm64        Linux 
kernel image for version 6.8.0 on ARMv8 SMP
rc  linux-image-6.8.0-1042-raspi            6.8.0-1042.46  arm64        Linux 
kernel image for version 6.8.0 on ARMv8 SMP
rc  linux-image-6.8.0-1043-raspi            6.8.0-1043.47  arm64        Linux 
kernel image for version 6.8.0 on ARMv8 SMP
rc  linux-image-6.8.0-1045-raspi            6.8.0-1045.49  arm64        Linux 
kernel image for version 6.8.0 on ARMv8 SMP
rc  linux-image-6.8.0-1047-raspi            6.8.0-1047.51  arm64        Linux 
kernel image for version 6.8.0 on ARMv8 SMP
rc  linux-image-6.8.0-1048-raspi            6.8.0-1048.52  arm64        Linux 
kernel image for version 6.8.0 on ARMv8 SMP
rc  linux-image-6.8.0-1050-raspi            6.8.0-1050.54  arm64        Linux 
kernel image for version 6.8.0 on ARMv8 SMP
ii  linux-image-6.8.0-1051-raspi            6.8.0-1051.55  arm64        Linux 
kernel image for version 6.8.0 on ARMv8 SMP
ii  linux-image-6.8.0-1052-raspi            6.8.0-1052.56  arm64        Linux 
kernel image for version 6.8.0 on ARMv8 SMP
ii  linux-image-6.8.0-1053-raspi            6.8.0-1053.57  arm64        Linux 
kernel image for version 6.8.0 on ARMv8 SMP
ii  linux-image-7.0.0-1010-raspi            7.0.0-1010.10  arm64        Linux 
kernel image for version 7.0.0
ii  linux-image-raspi                       7.0.0-1010.10  arm64        
Raspberry Pi Linux kernel image
un  linux-image-unsigned-5.11.0-1007-raspi  <none>         <none>       (no 
description available)
un  linux-image-unsigned-5.11.0-1015-raspi  <none>         <none>       (no 
description available)
un  linux-image-unsigned-5.11.0-1016-raspi  <none>         <none>       (no 
description available)
un  linux-image-unsigned-5.11.0-1017-raspi  <none>         <none>       (no 
description available)
un  linux-image-unsigned-5.11.0-1019-raspi  <none>         <none>       (no 
description available)
un  linux-image-unsigned-5.11.0-1021-raspi  <none>         <none>       (no 
description available)
un  linux-image-unsigned-5.11.0-1022-raspi  <none>         <none>       (no 
description available)
un  linux-image-unsigned-5.11.0-1023-raspi  <none>         <none>       (no 
description available)
un  linux-image-unsigned-5.11.0-1024-raspi  <none>         <none>       (no 
description available)
un  linux-image-unsigned-5.15.0-1044-raspi  <none>         <none>       (no 
description available)
un  linux-image-unsigned-5.15.0-1045-raspi  <none>         <none>       (no 
description available)
un  linux-image-unsigned-5.15.0-1046-raspi  <none>         <none>       (no 
description available)
un  linux-image-unsigned-5.15.0-1047-raspi  <none>         <none>       (no 
description available)
un  linux-image-unsigned-5.15.0-1048-raspi  <none>         <none>       (no 
description available)
un  linux-image-unsigned-5.15.0-1049-raspi  <none>         <none>       (no 
description available)
un  linux-image-unsigned-5.15.0-1050-raspi  <none>         <none>       (no 
description available)
un  linux-image-unsigned-5.15.0-1053-raspi  <none>         <none>       (no 
description available)
un  linux-image-unsigned-5.15.0-1055-raspi  <none>         <none>       (no 
description available)
un  linux-image-unsigned-5.15.0-1058-raspi  <none>         <none>       (no 
description available)
un  linux-image-unsigned-5.15.0-1059-raspi  <none>         <none>       (no 
description available)
un  linux-image-unsigned-5.15.0-1060-raspi  <none>         <none>       (no 
description available)
un  linux-image-unsigned-5.15.0-1061-raspi  <none>         <none>       (no 
description available)
un  linux-image-unsigned-5.15.0-1062-raspi  <none>         <none>       (no 
description available)
un  linux-image-unsigned-5.15.0-1063-raspi  <none>         <none>       (no 
description available)
un  linux-image-unsigned-5.15.0-1064-raspi  <none>         <none>       (no 
description available)
un  linux-image-unsigned-5.15.0-1065-raspi  <none>         <none>       (no 
description available)
un  linux-image-unsigned-5.15.0-1066-raspi  <none>         <none>       (no 
description available)
un  linux-image-unsigned-5.15.0-1067-raspi  <none>         <none>       (no 
description available)
un  linux-image-unsigned-5.15.0-1070-raspi  <none>         <none>       (no 
description available)
un  linux-image-unsigned-5.15.0-1071-raspi  <none>         <none>       (no 
description available)
un  linux-image-unsigned-5.15.0-1072-raspi  <none>         <none>       (no 
description available)
un  linux-image-unsigned-5.15.0-1075-raspi  <none>         <none>       (no 
description available)
un  linux-image-unsigned-6.8.0-1020-raspi   <none>         <none>       (no 
description available)
un  linux-image-unsigned-6.8.0-1024-raspi   <none>         <none>       (no 
description available)
un  linux-image-unsigned-6.8.0-1028-raspi   <none>         <none>       (no 
description available)
un  linux-image-unsigned-6.8.0-1029-raspi   <none>         <none>       (no 
description available)
un  linux-image-unsigned-6.8.0-1030-raspi   <none>         <none>       (no 
description available)
un  linux-image-unsigned-6.8.0-1031-raspi   <none>         <none>       (no 
description available)
un  linux-image-unsigned-6.8.0-1032-raspi   <none>         <none>       (no 
description available)
un  linux-image-unsigned-6.8.0-1035-raspi   <none>         <none>       (no 
description available)
un  linux-image-unsigned-6.8.0-1036-raspi   <none>         <none>       (no 
description available)
un  linux-image-unsigned-6.8.0-1038-raspi   <none>         <none>       (no 
description available)
un  linux-image-unsigned-6.8.0-1040-raspi   <none>         <none>       (no 
description available)
un  linux-image-unsigned-6.8.0-1041-raspi   <none>         <none>       (no 
description available)
un  linux-image-unsigned-6.8.0-1042-raspi   <none>         <none>       (no 
description available)
un  linux-image-unsigned-6.8.0-1043-raspi   <none>         <none>       (no 
description available)
un  linux-image-unsigned-6.8.0-1045-raspi   <none>         <none>       (no 
description available)
un  linux-image-unsigned-6.8.0-1047-raspi   <none>         <none>       (no 
description available)
un  linux-image-unsigned-6.8.0-1048-raspi   <none>         <none>       (no 
description available)
un  linux-image-unsigned-6.8.0-1050-raspi   <none>         <none>       (no 
description available)
un  linux-image-unsigned-6.8.0-1051-raspi   <none>         <none>       (no 
description available)
un  linux-image-unsigned-6.8.0-1052-raspi   <none>         <none>       (no 
description available)
un  linux-image-unsigned-6.8.0-1053-raspi   <none>         <none>       (no 
description available)
un  linux-image-unsigned-7.0.0-1010-raspi   <none>         <none>       (no 
description available)
ii  linux-main-modules-zfs-7.0.0-1010-raspi 7.0.0-1010.10  arm64        Signed 
zfs module for 7.0.0-1010
rc  linux-modules-5.11.0-1007-raspi         5.11.0-1007.7  arm64        Linux 
kernel extra modules for version 5.11.0 on ARMv8 SMP
rc  linux-modules-5.11.0-1015-raspi         5.11.0-1015.16 arm64        Linux 
kernel extra modules for version 5.11.0 on ARMv8 SMP
rc  linux-modules-5.11.0-1016-raspi         5.11.0-1016.17 arm64        Linux 
kernel extra modules for version 5.11.0 on ARMv8 SMP
rc  linux-modules-5.11.0-1017-raspi         5.11.0-1017.18 arm64        Linux 
kernel extra modules for version 5.11.0 on ARMv8 SMP
rc  linux-modules-5.11.0-1019-raspi         5.11.0-1019.20 arm64        Linux 
kernel extra modules for version 5.11.0 on ARMv8 SMP
rc  linux-modules-5.11.0-1021-raspi         5.11.0-1021.22 arm64        Linux 
kernel extra modules for version 5.11.0 on ARMv8 SMP
rc  linux-modules-5.11.0-1022-raspi         5.11.0-1022.24 arm64        Linux 
kernel extra modules for version 5.11.0 on ARMv8 SMP
rc  linux-modules-5.11.0-1023-raspi         5.11.0-1023.25 arm64        Linux 
kernel extra modules for version 5.11.0 on ARMv8 SMP
rc  linux-modules-5.11.0-1024-raspi         5.11.0-1024.26 arm64        Linux 
kernel extra modules for version 5.11.0 on ARMv8 SMP
rc  linux-modules-5.15.0-1044-raspi         5.15.0-1044.47 arm64        Linux 
kernel extra modules for version 5.15.0 on ARMv8 SMP
rc  linux-modules-5.15.0-1045-raspi         5.15.0-1045.48 arm64        Linux 
kernel extra modules for version 5.15.0 on ARMv8 SMP
rc  linux-modules-5.15.0-1046-raspi         5.15.0-1046.49 arm64        Linux 
kernel extra modules for version 5.15.0 on ARMv8 SMP
rc  linux-modules-5.15.0-1047-raspi         5.15.0-1047.50 arm64        Linux 
kernel extra modules for version 5.15.0 on ARMv8 SMP
rc  linux-modules-5.15.0-1048-raspi         5.15.0-1048.51 arm64        Linux 
kernel extra modules for version 5.15.0 on ARMv8 SMP
rc  linux-modules-5.15.0-1049-raspi         5.15.0-1049.52 arm64        Linux 
kernel extra modules for version 5.15.0 on ARMv8 SMP
rc  linux-modules-5.15.0-1050-raspi         5.15.0-1050.53 arm64        Linux 
kernel extra modules for version 5.15.0 on ARMv8 SMP
rc  linux-modules-5.15.0-1053-raspi         5.15.0-1053.56 arm64        Linux 
kernel extra modules for version 5.15.0 on ARMv8 SMP
rc  linux-modules-5.15.0-1055-raspi         5.15.0-1055.58 arm64        Linux 
kernel extra modules for version 5.15.0 on ARMv8 SMP
rc  linux-modules-5.15.0-1058-raspi         5.15.0-1058.61 arm64        Linux 
kernel extra modules for version 5.15.0 on ARMv8 SMP
rc  linux-modules-5.15.0-1059-raspi         5.15.0-1059.62 arm64        Linux 
kernel extra modules for version 5.15.0 on ARMv8 SMP
rc  linux-modules-5.15.0-1060-raspi         5.15.0-1060.63 arm64        Linux 
kernel extra modules for version 5.15.0 on ARMv8 SMP
rc  linux-modules-5.15.0-1061-raspi         5.15.0-1061.64 arm64        Linux 
kernel extra modules for version 5.15.0 on ARMv8 SMP
rc  linux-modules-5.15.0-1062-raspi         5.15.0-1062.65 arm64        Linux 
kernel extra modules for version 5.15.0 on ARMv8 SMP
rc  linux-modules-5.15.0-1063-raspi         5.15.0-1063.66 arm64        Linux 
kernel extra modules for version 5.15.0 on ARMv8 SMP
rc  linux-modules-5.15.0-1064-raspi         5.15.0-1064.67 arm64        Linux 
kernel extra modules for version 5.15.0 on ARMv8 SMP
rc  linux-modules-5.15.0-1065-raspi         5.15.0-1065.68 arm64        Linux 
kernel extra modules for version 5.15.0 on ARMv8 SMP
rc  linux-modules-5.15.0-1066-raspi         5.15.0-1066.69 arm64        Linux 
kernel extra modules for version 5.15.0 on ARMv8 SMP
rc  linux-modules-5.15.0-1067-raspi         5.15.0-1067.70 arm64        Linux 
kernel extra modules for version 5.15.0 on ARMv8 SMP
rc  linux-modules-5.15.0-1070-raspi         5.15.0-1070.73 arm64        Linux 
kernel extra modules for version 5.15.0 on ARMv8 SMP
rc  linux-modules-5.15.0-1071-raspi         5.15.0-1071.74 arm64        Linux 
kernel extra modules for version 5.15.0 on ARMv8 SMP
rc  linux-modules-5.15.0-1072-raspi         5.15.0-1072.75 arm64        Linux 
kernel extra modules for version 5.15.0 on ARMv8 SMP
rc  linux-modules-5.15.0-1075-raspi         5.15.0-1075.78 arm64        Linux 
kernel extra modules for version 5.15.0 on ARMv8 SMP
rc  linux-modules-6.8.0-1020-raspi          6.8.0-1020.24  arm64        Linux 
kernel modules for version 6.8.0 on ARMv8 SMP
rc  linux-modules-6.8.0-1024-raspi          6.8.0-1024.28  arm64        Linux 
kernel modules for version 6.8.0 on ARMv8 SMP
rc  linux-modules-6.8.0-1028-raspi          6.8.0-1028.32  arm64        Linux 
kernel modules for version 6.8.0 on ARMv8 SMP
rc  linux-modules-6.8.0-1029-raspi          6.8.0-1029.33  arm64        Linux 
kernel modules for version 6.8.0 on ARMv8 SMP
rc  linux-modules-6.8.0-1030-raspi          6.8.0-1030.34  arm64        Linux 
kernel modules for version 6.8.0 on ARMv8 SMP
rc  linux-modules-6.8.0-1031-raspi          6.8.0-1031.35  arm64        Linux 
kernel modules for version 6.8.0 on ARMv8 SMP
rc  linux-modules-6.8.0-1032-raspi          6.8.0-1032.36  arm64        Linux 
kernel modules for version 6.8.0 on ARMv8 SMP
rc  linux-modules-6.8.0-1035-raspi          6.8.0-1035.39  arm64        Linux 
kernel modules for version 6.8.0 on ARMv8 SMP
rc  linux-modules-6.8.0-1036-raspi          6.8.0-1036.40  arm64        Linux 
kernel modules for version 6.8.0 on ARMv8 SMP
rc  linux-modules-6.8.0-1038-raspi          6.8.0-1038.42  arm64        Linux 
kernel modules for version 6.8.0 on ARMv8 SMP
rc  linux-modules-6.8.0-1040-raspi          6.8.0-1040.44  arm64        Linux 
kernel modules for version 6.8.0 on ARMv8 SMP
rc  linux-modules-6.8.0-1041-raspi          6.8.0-1041.45  arm64        Linux 
kernel modules for version 6.8.0 on ARMv8 SMP
rc  linux-modules-6.8.0-1042-raspi          6.8.0-1042.46  arm64        Linux 
kernel modules for version 6.8.0 on ARMv8 SMP
rc  linux-modules-6.8.0-1043-raspi          6.8.0-1043.47  arm64        Linux 
kernel modules for version 6.8.0 on ARMv8 SMP
rc  linux-modules-6.8.0-1045-raspi          6.8.0-1045.49  arm64        Linux 
kernel modules for version 6.8.0 on ARMv8 SMP
rc  linux-modules-6.8.0-1047-raspi          6.8.0-1047.51  arm64        Linux 
kernel modules for version 6.8.0 on ARMv8 SMP
rc  linux-modules-6.8.0-1048-raspi          6.8.0-1048.52  arm64        Linux 
kernel modules for version 6.8.0 on ARMv8 SMP
rc  linux-modules-6.8.0-1050-raspi          6.8.0-1050.54  arm64        Linux 
kernel modules for version 6.8.0 on ARMv8 SMP
ii  linux-modules-6.8.0-1051-raspi          6.8.0-1051.55  arm64        Linux 
kernel modules for version 6.8.0 on ARMv8 SMP
ii  linux-modules-6.8.0-1052-raspi          6.8.0-1052.56  arm64        Linux 
kernel modules for version 6.8.0 on ARMv8 SMP
ii  linux-modules-6.8.0-1053-raspi          6.8.0-1053.57  arm64        Linux 
kernel modules for version 6.8.0 on ARMv8 SMP
ii  linux-modules-7.0.0-1010-raspi          7.0.0-1010.10  arm64        Linux 
kernel modules for version 7.0.0
un  linux-modules-extra-5.15.0-1044-raspi   <none>         <none>       (no 
description available)
rc  linux-modules-extra-5.15.0-1045-raspi   5.15.0-1045.48 arm64        Linux 
kernel extra modules for version 5.15.0 on ARMv8 SMP
rc  linux-modules-extra-5.15.0-1046-raspi   5.15.0-1046.49 arm64        Linux 
kernel extra modules for version 5.15.0 on ARMv8 SMP
rc  linux-modules-extra-5.15.0-1047-raspi   5.15.0-1047.50 arm64        Linux 
kernel extra modules for version 5.15.0 on ARMv8 SMP
rc  linux-modules-extra-5.15.0-1048-raspi   5.15.0-1048.51 arm64        Linux 
kernel extra modules for version 5.15.0 on ARMv8 SMP
rc  linux-modules-extra-5.15.0-1049-raspi   5.15.0-1049.52 arm64        Linux 
kernel extra modules for version 5.15.0 on ARMv8 SMP
rc  linux-modules-extra-5.15.0-1050-raspi   5.15.0-1050.53 arm64        Linux 
kernel extra modules for version 5.15.0 on ARMv8 SMP
rc  linux-modules-extra-5.15.0-1053-raspi   5.15.0-1053.56 arm64        Linux 
kernel extra modules for version 5.15.0 on ARMv8 SMP
rc  linux-modules-extra-5.15.0-1055-raspi   5.15.0-1055.58 arm64        Linux 
kernel extra modules for version 5.15.0 on ARMv8 SMP
rc  linux-modules-extra-5.15.0-1058-raspi   5.15.0-1058.61 arm64        Linux 
kernel extra modules for version 5.15.0 on ARMv8 SMP
rc  linux-modules-extra-5.15.0-1059-raspi   5.15.0-1059.62 arm64        Linux 
kernel extra modules for version 5.15.0 on ARMv8 SMP
rc  linux-modules-extra-5.15.0-1060-raspi   5.15.0-1060.63 arm64        Linux 
kernel extra modules for version 5.15.0 on ARMv8 SMP
rc  linux-modules-extra-5.15.0-1061-raspi   5.15.0-1061.64 arm64        Linux 
kernel extra modules for version 5.15.0 on ARMv8 SMP
rc  linux-modules-extra-5.15.0-1062-raspi   5.15.0-1062.65 arm64        Linux 
kernel extra modules for version 5.15.0 on ARMv8 SMP
rc  linux-modules-extra-5.15.0-1063-raspi   5.15.0-1063.66 arm64        Linux 
kernel extra modules for version 5.15.0 on ARMv8 SMP
rc  linux-modules-extra-5.15.0-1064-raspi   5.15.0-1064.67 arm64        Linux 
kernel extra modules for version 5.15.0 on ARMv8 SMP
rc  linux-modules-extra-5.15.0-1065-raspi   5.15.0-1065.68 arm64        Linux 
kernel extra modules for version 5.15.0 on ARMv8 SMP
rc  linux-modules-extra-5.15.0-1066-raspi   5.15.0-1066.69 arm64        Linux 
kernel extra modules for version 5.15.0 on ARMv8 SMP
rc  linux-modules-extra-5.15.0-1067-raspi   5.15.0-1067.70 arm64        Linux 
kernel extra modules for version 5.15.0 on ARMv8 SMP
rc  linux-modules-extra-5.15.0-1070-raspi   5.15.0-1070.73 arm64        Linux 
kernel extra modules for version 5.15.0 on ARMv8 SMP
rc  linux-modules-extra-5.15.0-1071-raspi   5.15.0-1071.74 arm64        Linux 
kernel extra modules for version 5.15.0 on ARMv8 SMP
rc  linux-modules-extra-5.15.0-1072-raspi   5.15.0-1072.75 arm64        Linux 
kernel extra modules for version 5.15.0 on ARMv8 SMP
rc  linux-modules-extra-5.15.0-1075-raspi   5.15.0-1075.78 arm64        Linux 
kernel extra modules for version 5.15.0 on ARMv8 SMP
un  linux-modules-extra-6.8.0-1020-raspi    <none>         <none>       (no 
description available)
un  linux-modules-extra-6.8.0-1024-raspi    <none>         <none>       (no 
description available)
un  linux-modules-extra-6.8.0-1028-raspi    <none>         <none>       (no 
description available)
un  linux-modules-extra-6.8.0-1029-raspi    <none>         <none>       (no 
description available)
un  linux-modules-extra-6.8.0-1030-raspi    <none>         <none>       (no 
description available)
un  linux-modules-extra-6.8.0-1031-raspi    <none>         <none>       (no 
description available)
un  linux-modules-extra-6.8.0-1032-raspi    <none>         <none>       (no 
description available)
un  linux-modules-extra-6.8.0-1035-raspi    <none>         <none>       (no 
description available)
un  linux-modules-extra-6.8.0-1036-raspi    <none>         <none>       (no 
description available)
un  linux-modules-extra-6.8.0-1038-raspi    <none>         <none>       (no 
description available)
un  linux-modules-extra-6.8.0-1040-raspi    <none>         <none>       (no 
description available)
un  linux-modules-extra-6.8.0-1041-raspi    <none>         <none>       (no 
description available)
un  linux-modules-extra-6.8.0-1042-raspi    <none>         <none>       (no 
description available)
un  linux-modules-extra-6.8.0-1043-raspi    <none>         <none>       (no 
description available)
un  linux-modules-extra-6.8.0-1045-raspi    <none>         <none>       (no 
description available)
un  linux-modules-extra-6.8.0-1047-raspi    <none>         <none>       (no 
description available)
un  linux-modules-extra-6.8.0-1048-raspi    <none>         <none>       (no 
description available)
un  linux-modules-extra-6.8.0-1050-raspi    <none>         <none>       (no 
description available)
un  linux-modules-extra-6.8.0-1051-raspi    <none>         <none>       (no 
description available)
un  linux-modules-extra-6.8.0-1052-raspi    <none>         <none>       (no 
description available)
un  linux-modules-extra-6.8.0-1053-raspi    <none>         <none>       (no 
description available)
ii  linux-tools-6.8.0-1051-raspi            6.8.0-1051.55  arm64        Linux 
kernel version specific tools for version 6.8.0-1051
ii  linux-tools-6.8.0-1052-raspi            6.8.0-1052.56  arm64        Linux 
kernel version specific tools for version 6.8.0-1052
ii  linux-tools-6.8.0-1053-raspi            6.8.0-1053.57  arm64        Linux 
kernel version specific tools for version 6.8.0-1053
ii  linux-tools-7.0.0-1010-raspi            7.0.0-1010.10  arm64        Linux 
kernel version specific tools for version 7.0.0-1010
px@ubuntu:~$
px@ubuntu:~$
px@ubuntu:~$ sudo mkdir -p /etc/flash-kernel
sudo tee /etc/flash-kernel/db >/dev/null <<'EOF'
Machine: Raspberry Pi 5 Model B Rev 1.0
Machine: Raspberry Pi 5 Model B Rev *
Kernel-Flavors: raspi
DTB-Id: bcm2712-rpi-5-b.dtb
Boot-Kernel-Path: kernel_2712.img
Boot-Initrd-Path: initrd.img
Boot-DTB-Path: bcm2712-rpi-5-b.dtb
Boot-Device: /boot/firmware
EOF
px@ubuntu:~$ ls -lh /boot/firmware/bcm2712-rpi-5-b.dtb 
/usr/lib/linux-image-7.0.0-1010-raspi/broadcom/bcm2712-rpi-5-b.dtb 2>/dev/null
-rwxr-xr-x 1 root root 77K May  9 06:45 /boot/firmware/bcm2712-rpi-5-b.dtb
px@ubuntu:~$ sudo dpkg --configure -a
Setting up initramfs-tools (0.151ubuntu1) ...
update-initramfs: deferring update (trigger activated)
Processing triggers for flash-kernel (3.110ubuntu2) ...
Using DTB: bcm2712-rpi-5-b.dtb
Installing 
/lib/firmware/7.0.0-1010-raspi/device-tree/broadcom/bcm2712-rpi-5-b.dtb into 
/boot/dtbs/7.0.0-1010-raspi/./bcm2712-rpi-5-b.dtb
Installing new bcm2712-rpi-5-b.dtb.
flash-kernel: installing version 7.0.0-1010-raspi
/boot/firmware is not a block device
dpkg: error processing package flash-kernel (--configure):
 old flash-kernel package postinst maintainer script subprocess failed with 
exit status 1
Processing triggers for initramfs-tools (0.151ubuntu1) ...
update-initramfs: Generating /boot/initrd.img-7.0.0-1010-raspi
Using DTB: bcm2712-rpi-5-b.dtb
Installing 
/lib/firmware/7.0.0-1010-raspi/device-tree/broadcom/bcm2712-rpi-5-b.dtb into 
/boot/dtbs/7.0.0-1010-raspi/./bcm2712-rpi-5-b.dtb
Taking backup of bcm2712-rpi-5-b.dtb.
Installing new bcm2712-rpi-5-b.dtb.
flash-kernel: installing version 7.0.0-1010-raspi
/boot/firmware is not a block device
run-parts: /etc/initramfs/post-update.d//flash-kernel exited with return code 1
dpkg: error processing package initramfs-tools (--configure):
 old initramfs-tools package postinst maintainer script subprocess failed with 
exit status 1
Errors were encountered while processing:
 flash-kernel
 initramfs-tools
px@ubuntu:~$ findmnt -no SOURCE,TARGET,FSTYPE,OPTIONS /boot/firmware
/dev/nvme0n1p1 /boot/firmware vfat 
rw,relatime,fmask=0022,dmask=0022,codepage=437,iocharset=ascii,shortname=mixed,errors=remount-ro
px@ubuntu:~$ sudo tee /etc/flash-kernel/db >/dev/null <<'EOF'
Machine: Raspberry Pi 5 Model B Rev 1.0
Machine: Raspberry Pi 5 Model B Rev *
Kernel-Flavors: raspi
DTB-Id: bcm2712-rpi-5-b.dtb
Boot-Kernel-Path: kernel_2712.img
Boot-Initrd-Path: initrd.img
Boot-DTB-Path: bcm2712-rpi-5-b.dtb
Boot-Device: /dev/nvme0n1p1
EOF
px@ubuntu:~$ sudo dpkg --configure -a
Setting up initramfs-tools (0.151ubuntu1) ...
update-initramfs: deferring update (trigger activated)
Setting up flash-kernel (3.110ubuntu2) ...
Using DTB: bcm2712-rpi-5-b.dtb
flash-kernel: deferring update (trigger activated)
Processing triggers for initramfs-tools (0.151ubuntu1) ...
update-initramfs: Generating /boot/initrd.img-7.0.0-1010-raspi
Using DTB: bcm2712-rpi-5-b.dtb
Installing 
/lib/firmware/7.0.0-1010-raspi/device-tree/broadcom/bcm2712-rpi-5-b.dtb into 
/boot/dtbs/7.0.0-1010-raspi/./bcm2712-rpi-5-b.dtb
Taking backup of bcm2712-rpi-5-b.dtb.
Installing new bcm2712-rpi-5-b.dtb.
flash-kernel: installing version 7.0.0-1010-raspi
Will use /dev/nvme0n1p1 as boot device.
Installing new kernel_2712.img.
Taking backup of initrd.img.
Installing new initrd.img.
Taking backup of bcm2712-rpi-5-b.dtb.
Installing new bcm2712-rpi-5-b.dtb.
Processing triggers for flash-kernel (3.110ubuntu2) ...
Using DTB: bcm2712-rpi-5-b.dtb
Installing 
/lib/firmware/7.0.0-1010-raspi/device-tree/broadcom/bcm2712-rpi-5-b.dtb into 
/boot/dtbs/7.0.0-1010-raspi/./bcm2712-rpi-5-b.dtb
Taking backup of bcm2712-rpi-5-b.dtb.
Installing new bcm2712-rpi-5-b.dtb.
flash-kernel: installing version 7.0.0-1010-raspi
Will use /dev/nvme0n1p1 as boot device.
Taking backup of kernel_2712.img.
Installing new kernel_2712.img.
Taking backup of initrd.img.
Installing new initrd.img.
Taking backup of bcm2712-rpi-5-b.dtb.
Installing new bcm2712-rpi-5-b.dtb.
px@ubuntu:~$ sudo update-initramfs -u -k 7.0.0-1010-raspi
sudo flash-kernel --force 7.0.0-1010-raspi
dpkg -C
update-initramfs: Generating /boot/initrd.img-7.0.0-1010-raspi
Using DTB: bcm2712-rpi-5-b.dtb
Installing 
/lib/firmware/7.0.0-1010-raspi/device-tree/broadcom/bcm2712-rpi-5-b.dtb into 
/boot/dtbs/7.0.0-1010-raspi/./bcm2712-rpi-5-b.dtb
Taking backup of bcm2712-rpi-5-b.dtb.
Installing new bcm2712-rpi-5-b.dtb.
flash-kernel: installing version 7.0.0-1010-raspi
Will use /dev/nvme0n1p1 as boot device.
Taking backup of kernel_2712.img.
Installing new kernel_2712.img.
Taking backup of initrd.img.
Installing new initrd.img.
Taking backup of bcm2712-rpi-5-b.dtb.
Installing new bcm2712-rpi-5-b.dtb.
Using DTB: bcm2712-rpi-5-b.dtb
Installing 
/lib/firmware/7.0.0-1010-raspi/device-tree/broadcom/bcm2712-rpi-5-b.dtb into 
/boot/dtbs/7.0.0-1010-raspi/./bcm2712-rpi-5-b.dtb
Taking backup of bcm2712-rpi-5-b.dtb.
Installing new bcm2712-rpi-5-b.dtb.
flash-kernel: installing version 7.0.0-1010-raspi
Will use /dev/nvme0n1p1 as boot device.
Taking backup of kernel_2712.img.
Installing new kernel_2712.img.
Taking backup of initrd.img.
Installing new initrd.img.
Taking backup of bcm2712-rpi-5-b.dtb.
Installing new bcm2712-rpi-5-b.dtb.
px@ubuntu:~$ ls -lh /boot/firmware/kernel_2712.img /boot/firmware/initrd.img 
/boot/firmware/bcm2712-rpi-5-b.dtb
-rwxr-xr-x 1 root root 77K May  9 07:30 /boot/firmware/bcm2712-rpi-5-b.dtb
-rwxr-xr-x 1 root root 81M May  9 07:30 /boot/firmware/initrd.img
-rwxr-xr-x 1 root root 15M May  9 07:30 /boot/firmware/kernel_2712.img
px@ubuntu:~$
px@ubuntu:~$
px@ubuntu:~$ dpkg -C
dpkg -l flash-kernel initramfs-tools | cat
+-- Desired=Unknown/Install/Remove/Purge/Hold
|+- Status=Not/Inst/Conf-files/Unpacked/halF-conf/Half-inst/trig-aWait/Trig-pend
||+ Err?=(none)/Reinst-required (Status,Err: uppercase=bad)
||| Name            Version      Architecture Description
+++-===============-============-============-=================================================
ii  flash-kernel    3.110ubuntu2 arm64        utility to make certain embedded 
devices bootable
ii  initramfs-tools 0.151ubuntu1 all          generic modular initramfs 
generator (automation)

ProblemType: Package
DistroRelease: Ubuntu 26.04
Package: initramfs-tools 0.151ubuntu1
ProcVersionSignature: Ubuntu 6.8.0-1053.57-raspi 6.8.12
Uname: Linux 6.8.0-1053-raspi aarch64
ApportVersion: 2.34.0-0ubuntu2
Architecture: arm64
CasperMD5CheckResult: unknown
CloudBuildName: server
CloudSerial:
 
Date: Sat May  9 07:16:20 2026
ErrorMessage: old initramfs-tools package postinst maintainer script subprocess 
failed with exit status 1
ImageMediaBuild: 20210421.1
PackageArchitecture: all
Python3Details: /usr/bin/python3.14, Python 3.14.4, python3-minimal, 
3.14.3-0ubuntu2
PythonDetails: N/A
RebootRequiredPkgs: Error: path contained symlinks.
RelatedPackageVersions:
 dpkg 1.23.7ubuntu1
 apt  3.2.0
SourcePackage: initramfs-tools
Title: package initramfs-tools 0.151ubuntu1 failed to install/upgrade: old 
initramfs-tools package postinst maintainer script subprocess failed with exit 
status 1
UpgradeStatus: Upgraded to resolute on 2026-05-09 (0 days ago)

** Affects: initramfs-tools (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: apport-package arm64 arm64-image cloud-image need-duplicate-check 
raspi-image resolute

-- 
You received this bug notification because you are a member of Ubuntu
Bugs, which is subscribed to Ubuntu.
https://bugs.launchpad.net/bugs/2152080

Title:
  RaspberryPi 5 fails to upgrade to 26.04

To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/initramfs-tools/+bug/2152080/+subscriptions


-- 
ubuntu-bugs mailing list
[email protected]
https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs

Reply via email to