I installed a fresh Focal image to an SSD and eth0 comes up just fine with kernel 1053. Sorry but I can't reproduce your issue. I'll close the ticket. Please open a new one should you run into this issue again.
** Changed in: linux-raspi (Ubuntu) Status: New => Invalid -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux-raspi in Ubuntu. https://bugs.launchpad.net/bugs/1964114 Title: network interface is removed after latest update (pi4) Status in linux-raspi package in Ubuntu: Invalid Bug description: Hello, I have a image disk of ubuntu 20.04 with the previous package version -> working well When I restore this image at start there is an upgrade and when I reboot eth0 is gone (configured with netplan) I can easily reproduce Restore image, start, just wait for upgrade, reboot thanks --- ProblemType: Bug AlsaVersion: Advanced Linux Sound Architecture Driver Version k5.4.0-1052-raspi. ApportVersion: 2.20.11-0ubuntu27.21 Architecture: arm64 ArecordDevices: **** List of CAPTURE Hardware Devices **** AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/by-path', '/dev/snd/controlC1', '/dev/snd/pcmC1D0p', '/dev/snd/controlC0', '/dev/snd/pcmC0D0p', '/dev/snd/seq', '/dev/snd/timer'] failed with exit code 1: Card0.Amixer.info: Card hw:0 'b1'/'bcm2835 HDMI 1' Mixer name : 'Broadcom Mixer' Components : '' Controls : 2 Simple ctrls : 1 Card0.Amixer.values: Simple mixer control 'HDMI',0 Capabilities: pvolume pvolume-joined pswitch pswitch-joined Playback channels: Mono Limits: Playback -10239 - 400 Mono: Playback 0 [96%] [0.00dB] [on] Card1.Amixer.info: Card hw:1 'Headphones'/'bcm2835 Headphones' Mixer name : 'Broadcom Mixer' Components : '' Controls : 2 Simple ctrls : 1 Card1.Amixer.values: Simple mixer control 'Headphone',0 Capabilities: pvolume pvolume-joined pswitch pswitch-joined Playback channels: Mono Limits: Playback -10239 - 400 Mono: Playback -2000 [77%] [-20.00dB] [on] CasperMD5CheckResult: skip DistroRelease: Ubuntu 20.04 ImageMediaBuild: 20210819.1 IwConfig: Error: [Errno 2] No such file or directory: 'iwconfig' Lspci-vt: -[0000:00]---00.0-[01]----00.0 VIA Technologies, Inc. VL805 USB 3.0 Host Controller Package: linux-raspi 5.4.0.1052.86 PackageArchitecture: arm64 PciMultimedia: ProcEnviron: TERM=xterm-256color PATH=(custom, no user) LANG=C.UTF-8 SHELL=/bin/bash ProcFB: 0 vc4drmfb ProcKernelCmdLine: coherent_pool=1M 8250.nr_uarts=1 snd_bcm2835.enable_compat_alsa=0 snd_bcm2835.enable_hdmi=1 video=HDMI-A-1:1920x1080M@60,margin_left=48,margin_right=48,margin_top=48,margin_bottom=48 smsc95xx.macaddr=E4:5F:01:41:AC:4F vc_mem.mem_base=0x3eb00000 vc_mem.mem_size=0x3ff00000 usb-storage.quirks=152d:0578:u net.ifnames=0 dwc_otg.lpm_enable=0 console=ttyS0,115200 console=tty1 root=LABEL=writable rootfstype=ext4 elevator=deadline rootwait fixrtc ProcVersionSignature: Ubuntu 5.4.0-1052.58-raspi 5.4.162 RelatedPackageVersions: linux-restricted-modules-5.4.0-1052-raspi N/A linux-backports-modules-5.4.0-1052-raspi N/A linux-firmware 1.187.26 RfKill: Error: [Errno 2] No such file or directory: 'rfkill' StagingDrivers: bcm2835_codec bcm2835_isp vc_sm_cma bcm2835_mmal_vchiq bcm2835_v4l2 snd_bcm2835 Tags: third-party-packages arm64-image raspi-image focal staging Uname: Linux 5.4.0-1052-raspi aarch64 UpgradeStatus: No upgrade log present (probably fresh install) UserGroups: N/A _MarkForUpload: True acpidump: To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-raspi/+bug/1964114/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp