Dmesg showing errors PCIE device?

[Owen Pimm]

ACPI Error: [_SB_.PCI0.RP05.PXSX] Namespace lookup failure, AE_NOT_FOUND (20170831/dswload2-191)
and
ACPI Exception: AE_NOT_FOUND, During name lookup/catalog (20170831/psobject-252)
and
ACPI Error: Method parse/execution failed \_SB.PCI0.RP04.PXSX, AE_NOT_FOUND (20170831/psparse-550)
and
ACPI Error: [_SB_.PCI0.RP09.PXSX] Namespace lookup failure, AE_NOT_FOUND (20170831/dswload2-191)
and
ACPI Exception: AE_NOT_FOUND, During name lookup/catalog (20170831/psobject-252)
and
ACPI Error: Method parse/execution failed \_SB.PCI0.RP08.PXSX, AE_NOT_FOUND (20170831/psparse-550)

GRUB manually configured using 'nomodeset' option otherwise massive issues with PCI bus failures in Dmesg. Info found in web search for earlier problem.

ProblemType: Bug
DistroRelease: Ubuntu 18.04
Package: linux-image-4.15.0-46-generic 4.15.0-46.49
ProcVersionSignature: Ubuntu 4.15.0-46.49-generic 4.15.18
Uname: Linux 4.15.0-46-generic x86_64
NonfreeKernelModules: nvidia_modeset nvidia
ApportVersion: 2.20.9-0ubuntu7.5
Architecture: amd64
AudioDevicesInUse:
 USER PID ACCESS COMMAND
 /dev/snd/controlC1: shinfield 2027 F.... pulseaudio
 /dev/snd/controlC2: shinfield 2027 F.... pulseaudio
 /dev/snd/controlC0: shinfield 2027 F.... pulseaudio
CurrentDesktop: ubuntu:GNOME
Date: Mon Feb 18 17:12:12 2019
InstallationDate: Installed on 2018-08-07 (194 days ago)
InstallationMedia: Ubuntu 18.04 LTS "Bionic Beaver" - Release amd64 (20180426)
IwConfig:
 lo no wireless extensions.

 enp0s31f6 no wireless extensions.
MachineType: System manufacturer System Product Name
ProcEnviron:
 TERM=xterm-256color
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=en_NZ.UTF-8
 SHELL=/bin/bash
ProcFB: 0 EFI VGA
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.15.0-46-generic root=UUID=317600af-4abe-4af4-8baf-c706a06f082f ro quiet splash pci=noaer vt.handoff=1
RelatedPackageVersions:
 linux-restricted-modules-4.15.0-46-generic N/A
 linux-backports-modules-4.15.0-46-generic N/A
 linux-firmware 1.173.3
RfKill:

SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 12/01/2017
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: 0605
dmi.board.asset.tag: Default string
dmi.board.name: PRIME Z370-A
dmi.board.vendor: ASUSTeK COMPUTER INC.
dmi.board.version: Rev X.0x
dmi.chassis.asset.tag: Default string
dmi.chassis.type: 3
dmi.chassis.vendor: Default string
dmi.chassis.version: Default string
dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr0605:bd12/01/2017:svnSystemmanufacturer:pnSystemProductName:pvrSystemVersion:rvnASUSTeKCOMPUTERINC.:rnPRIMEZ370-A:rvrRevX.0x:cvnDefaultstring:ct3:cvrDefaultstring:
dmi.product.family: To be filled by O.E.M.
dmi.product.name: System Product Name
dmi.product.version: System Version
dmi.sys.vendor: System manufacturer

[Ubuntu Kernel Bot (ubuntu-kernel-bot)]

This change was made by a bot.