Hi Kai-Heng.

Since I'm using 19.04 in production, which was not such a good idea, I think it's better to backup all my work and then re-install 18.04. After that I'll wait till 19.04 is in LTS release.
With regards,
Jan Boomsma.
On jun. 17 2019, at 9:04 am, Kai-Heng Feng <email address hidden> wrote:
> Please test latest mainline kernel:
> https://kernel.ubuntu.com/~kernel-ppa/mainline/v5.2-rc5/
>
> --
> You received this bug notification because you are subscribed to the bug
> report.
> https://bugs.launchpad.net/bugs/1832004
>
> Title:
> [amdgpu] display hanging after laptop opens lid
>
> Status in linux package in Ubuntu:
> Confirmed
> Status in xserver-xorg-video-amdgpu package in Ubuntu:
> New
>
> Bug description:
> ubuntu 19.04
>
> ProblemType: Bug
> DistroRelease: Ubuntu 19.04
> Package: xorg 1:7.7+19ubuntu12
> ProcVersionSignature: Ubuntu 5.0.0-16.17-generic 5.0.8
> Uname: Linux 5.0.0-16-generic x86_64
> .tmp.unity_support_test.0:
>
> ApportVersion: 2.20.10-0ubuntu27
> Architecture: amd64
> BootLog: Error: [Errno 13] Toegang geweigerd: '/var/log/boot.log'
> CompositorRunning: None
> CurrentDesktop: ubuntu:GNOME
> Date: Fri Jun 7 14:56:09 2019
> DistUpgraded: Fresh install
> DistroCodename: disco
> DistroVariant: ubuntu
> DkmsStatus:
> anbox, 1, 5.0.0-15-generic, x86_64: installed
> anbox, 1, 5.0.0-16-generic, x86_64: installed
> virtualbox, 6.0.6, 5.0.0-15-generic, x86_64: installed
> virtualbox, 6.0.6, 5.0.0-16-generic, x86_64: installed
> ExtraDebuggingInterest: No
> GraphicsCard:
> Advanced Micro Devices, Inc. [AMD/ATI] Stoney [Radeon R2/R3/R4/R5 Graphics] [1002:98e4] (rev da) (prog-if 00 [VGA controller])
> Subsystem: ASUSTeK Computer Inc. Stoney [Radeon R2/R3/R4/R5 Graphics] [1043:1680]
> InstallationDate: Installed on 2018-08-03 (308 days ago)
> InstallationMedia: Ubuntu 18.04 LTS "Bionic Beaver" - Release amd64 (20180426)
> MachineType: ASUSTeK COMPUTER INC. E402BA
> ProcEnviron:
> PATH=(custom, no user)
> XDG_RUNTIME_DIR=<set>
> LANG=nl_NL.UTF-8
> SHELL=/bin/bash
> ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.0.0-16-generic root=UUID=c593d94b-7cc0-45ca-a012-f79a49d00093 ro quiet splash vt.handoff=1
> SourcePackage: xorg
> Symptom: display
> UpgradeStatus: No upgrade log present (probably fresh install)
> dmi.bios.date: 09/06/2018
> dmi.bios.vendor: American Megatrends Inc.
> dmi.bios.version: E402BA.311
> dmi.board.asset.tag: ATN12345678901234567
> dmi.board.name: E402BA
> dmi.board.vendor: ASUSTeK COMPUTER INC.
> dmi.board.version: 1.0
> dmi.chassis.asset.tag: No Asset Tag
> dmi.chassis.type: 10
> dmi.chassis.vendor: ASUSTeK COMPUTER INC.
> dmi.chassis.version: 1.0
> dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrE402BA.311:bd09/06/2018:svnASUSTeKCOMPUTERINC.:pnE402BA:pvr1.0:rvnASUSTeKCOMPUTERINC.:rnE402BA:rvr1.0:cvnASUSTeKCOMPUTERINC.:ct10:cvr1.0:
> dmi.product.family: VivoBook
> dmi.product.name: E402BA
> dmi.product.version: 1.0
> dmi.sys.vendor: ASUSTeK COMPUTER INC.
> version.compiz: compiz 1:0.9.14.0+19.04.20190223.1-0ubuntu1
> version.libdrm2: libdrm2 2.4.97-1ubuntu1
> version.libgl1-mesa-dri: libgl1-mesa-dri 19.0.2-1ubuntu1
> version.libgl1-mesa-glx: libgl1-mesa-glx 19.0.2-1ubuntu1
> version.xserver-xorg-core: xserver-xorg-core 2:1.20.4-1ubuntu3
> version.xserver-xorg-input-evdev: xserver-xorg-input-evdev N/A
> version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:19.0.1-0ubuntu1
> version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.917+git20180925-2
> version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.16-1
>
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>