package udev 245.4-4ubuntu3.11 failed to install/upgrade: installed udev package post-installation script subprocess returned error exit status 1

[Duarte De Freitas Prista Lucas]

The error explains itself, I think.

Best regards.

ProblemType: Package
DistroRelease: Ubuntu 20.04
Package: udev 245.4-4ubuntu3.11
Uname: Linux 5.9.10-050910-generic x86_64
NonfreeKernelModules: nvidia_modeset nvidia
ApportVersion: 2.20.11-0ubuntu27.18
AptOrdering:
 udev:amd64: Install
 libudev1:amd64: Install
 libudev1:amd64: Configure
 NULL: ConfigurePending
Architecture: amd64
CasperMD5CheckResult: skip
CustomUdevRuleFiles: 70-snap.stellarium-daily.rules 70-snap.hw-probe.rules 70-snap.snapd.rules 70-snap.snap-store.rules 70-snap.zoom-client.rules 70-snap.acestreamplayer.rules 70-snap.brave.rules
Date: Sat Sep 25 16:37:14 2021
ErrorMessage: installed udev package post-installation script subprocess returned error exit status 1
InstallationDate: Installed on 2020-11-06 (323 days ago)
InstallationMedia: Ubuntu 20.04 LTS "Focal Fossa" - Release amd64 (20200423)
MachineType: LENOVO 82B5
ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-5.9.10-050910-generic root=UUID=4ebadc28-5f91-4ef7-84ea-9f51b6e6b941 ro quiet splash amdgpu.exp_hw_support=1 vt.handoff=7
Python3Details: /usr/bin/python3.8, Python 3.8.10, python3-minimal, 3.8.2-0ubuntu2
PythonDetails: N/A
RelatedPackageVersions:
 dpkg 1.19.7ubuntu3
 apt 2.0.4
SourcePackage: systemd
Title: package udev 245.4-4ubuntu3.11 failed to install/upgrade: installed udev package post-installation script subprocess returned error exit status 1
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 01/01/2021
dmi.bios.release: 1.31
dmi.bios.vendor: LENOVO
dmi.bios.version: EUCN31WW
dmi.board.asset.tag: NO Asset Tag
dmi.board.name: LNVNB161216
dmi.board.vendor: LENOVO
dmi.board.version: SDK0J40709 WIN
dmi.chassis.asset.tag: NO Asset Tag
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.version: Lenovo Legion 5 15ARH05
dmi.ec.firmware.release: 1.31
dmi.modalias: dmi:bvnLENOVO:bvrEUCN31WW:bd01/01/2021:br1.31:efr1.31:svnLENOVO:pn82B5:pvrLenovoLegion515ARH05:rvnLENOVO:rnLNVNB161216:rvrSDK0J40709WIN:cvnLENOVO:ct10:cvrLenovoLegion515ARH05:
dmi.product.family: Legion 5 15ARH05
dmi.product.name: 82B5
dmi.product.sku: LENOVO_MT_82B5_BU_idea_FM_Legion 5 15ARH05
dmi.product.version: Lenovo Legion 5 15ARH05
dmi.sys.vendor: LENOVO

[Dan Streetman (ddstreet)]

your system has kernel warnings and hung task errors, and you appear to be using an unsupported 5.9 kernel, it seems the problem is there, not with systemd/udevd.