Public bug reported:
System upgraded from 16.04 to 18.04 experiences long delays at boot --
generally 4-5 minutes. The same system experienced no significant
delays prior to the upgrade. dmesg reports problems with
drm_kms_helper.
Description: Ubuntu 18.04 LTS
Release: 18.04
linux-generic:
Installed: 4.15.0.20.23
Candidate: 4.15.0.20.23
Version table:
*** 4.15.0.20.23 500
500 http://us.archive.ubuntu.com/ubuntu bionic/main amd64 Packages
100 /var/lib/dpkg/status
Expected to happen:
System boots in reasonable amount of time, consistent with prior LTS release.
What happened:
System is very slow to boot, on the order of several minutes to reach a login
screen.
ProblemType: Bug
DistroRelease: Ubuntu 18.04
Package: linux-image-generic 4.15.0.20.23
ProcVersionSignature: Ubuntu 4.15.0-20.21-generic 4.15.17
Uname: Linux 4.15.0-20-generic x86_64
ApportVersion: 2.20.9-0ubuntu7
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: gdm 1012 F.... pulseaudio
scott 2346 F.... pulseaudio
Date: Sat May 5 23:19:14 2018
HibernationDevice: RESUME=UUID=a816bb7e-ab3e-49ea-9bbe-0f1d0e016b0e
InstallationDate: Installed on 2017-09-05 (242 days ago)
InstallationMedia: Ubuntu 16.04 LTS "Xenial Xerus" - Release amd64 (20160420.1)
MachineType: LENOVO 0769AK8
ProcEnviron:
TERM=xterm-256color
PATH=(custom, no user)
LANG=en_US.UTF-8
SHELL=/bin/bash
ProcFB: 0 inteldrmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.15.0-20-generic
root=UUID=a3217eb0-fa66-4420-9eb3-5f3a38cb1af0 ro splash vt.handoff=1
PulseList:
Error: command ['pacmd', 'list'] failed with exit code 1: Home directory not
accessible: Permission denied
No PulseAudio daemon running, or not running as session daemon.
RelatedPackageVersions:
linux-restricted-modules-4.15.0-20-generic N/A
linux-backports-modules-4.15.0-20-generic N/A
linux-firmware 1.173
RfKill:
0: phy0: Wireless LAN
Soft blocked: no
Hard blocked: no
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 07/29/2008
dmi.bios.vendor: LENOVO
dmi.bios.version: 68ET37WW
dmi.board.name: IEL10
dmi.board.vendor: LENOVO
dmi.board.version: REFERENCE
dmi.chassis.asset.tag: No Asset Tag
dmi.chassis.type: 10
dmi.chassis.vendor: No Enclosure
dmi.chassis.version: N/A
dmi.modalias:
dmi:bvnLENOVO:bvr68ET37WW:bd07/29/2008:svnLENOVO:pn0769AK8:pvr3000N200:rvnLENOVO:rnIEL10:rvrREFERENCE:cvnNoEnclosure:ct10:cvrN/A:
dmi.product.family: Lenovo
dmi.product.name: 0769AK8
dmi.product.version: 3000 N200
dmi.sys.vendor: LENOVO
** Affects: linux (Ubuntu)
Importance: Undecided
Status: Confirmed
** Tags: amd64 apport-bug bionic
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https://bugs.launchpad.net/bugs/1769421
Title:
[18.04] [Bionic]drm_kms_helper causes long delay at boot
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