Comment 0 for bug 1781206

Initially, it has shown End kernel panic VFS: unable to mount block(0,0). So I booted into 4.15.0-23(older version) through grub menu and updated grub file by the command "sudo update-grub."
Later it is showing end trace error 0eb71c21001ff265 and not proceeding forward.

ProblemType: Bug
DistroRelease: Ubuntu 18.04
Package: ubuntu-release-upgrader-core 1:18.04.19
ProcVersionSignature: Ubuntu 4.15.0-23.25-generic 4.15.18
Uname: Linux 4.15.0-23-generic x86_64
NonfreeKernelModules: kpatch_livepatch_Ubuntu_4_15_0_23_25_generic_40
ApportVersion: 2.20.9-0ubuntu7.2
Architecture: amd64
CrashDB: ubuntu
CurrentDesktop: ubuntu:GNOME
Date: Wed Jul 11 17:52:21 2018
InstallationDate: Installed on 2018-07-06 (4 days ago)
InstallationMedia: Ubuntu 18.04 LTS "Bionic Beaver" - Release amd64 (20180426)
PackageArchitecture: all
ProcEnviron:
 TERM=xterm-256color
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=en_IN
 SHELL=/bin/bash
SourcePackage: ubuntu-release-upgrader
Symptom: release-upgrade
UpgradeStatus: No upgrade log present (probably fresh install)