Ubuntu
linux package

[amdgpu] Resolutions lower than max results in corrupted screen

Bug #2046224 reported by M. Kurt on 2023-12-12

This bug report is a duplicate of: Bug #2046504: AMD GPU display is blank when set lower resolution than native mode on eDP. Edit Remove

This bug affects 1 person

Affects		Status	Importance	Assigned to	Milestone
	Linux	Unknown	Unknown	auto-gitlab.freedesktop.org-drm-amd-- #2693
	linux (Ubuntu)	Triaged	Medium	Unassigned

Bug Description

Upgrading from 23.04 to 23.10 resulted in corrupt screen when switching to lower resolutions. Only maximum resolution works.

ProblemType: Bug
DistroRelease: Ubuntu 23.10
Package: xorg 1:7.7+23ubuntu2
ProcVersionSignature: Ubuntu 6.5.0-14.14-generic 6.5.3
Uname: Linux 6.5.0-14-generic x86_64
ApportVersion: 2.27.0-0ubuntu5
Architecture: amd64
BootLog: Error: [Errno 13] Permission denied: '/var/log/boot.log'
CasperMD5CheckResult: pass
CompositorRunning: None
CurrentDesktop: MATE
Date: Tue Dec 12 01:21:01 2023
DistUpgraded: 2023-12-10 13:34:46,170 DEBUG icon theme changed, re-reading
DistroCodename: mantic
DistroVariant: ubuntu
ExtraDebuggingInterest: Yes, if not too technical
GraphicsCard:
Advanced Micro Devices, Inc. [AMD/ATI] Phoenix1 [1002:15bf] (rev c2) (prog-if 00 [VGA controller])
Subsystem: Lenovo Phoenix [17aa:3c92]
InstallationDate: Installed on 2023-11-04 (38 days ago)
InstallationMedia: Ubuntu 22.04.3 LTS "Jammy Jellyfish" - Release amd64 (20230807.2)
MachineType: {report['dmi.sys.vendor']} {report['dmi.product.name']}
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-6.5.0-14-generic root=UUID=2a5d61f3-134e-404f-bc44-06c827cf55f6 ro quiet splash amd_pstate=guided vt.handoff=7
SourcePackage: xorg
Symptom: display
UpgradeStatus: Upgraded to mantic on 2023-12-10 (1 days ago)
dmi.bios.date: 06/16/2023
dmi.bios.release: 1.34
dmi.bios.vendor: LENOVO
dmi.bios.version: M3CN34WW
dmi.board.asset.tag: NO Asset Tag
dmi.board.name: LNVNB161216
dmi.board.vendor: LENOVO
dmi.board.version: SDK0T76463 WIN
dmi.chassis.asset.tag: NO Asset Tag
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.version: Legion Slim 5 16APH8
dmi.ec.firmware.release: 1.34
dmi.modalias: dmi:bvnLENOVO:bvrM3CN34WW:bd06/16/2023:br1.34:efr1.34:svnLENOVO:pn82Y9:pvrLegionSlim516APH8:rvnLENOVO:rnLNVNB161216:rvrSDK0T76463WIN:cvnLENOVO:ct10:cvrLegionSlim516APH8:skuLENOVO_MT_82Y9_BU_idea_FM_LegionSlim516APH8:
dmi.product.family: Legion Slim 5 16APH8
dmi.product.name: 82Y9
dmi.product.sku: LENOVO_MT_82Y9_BU_idea_FM_Legion Slim 5 16APH8
dmi.product.version: Legion Slim 5 16APH8
dmi.sys.vendor: LENOVO
version.compiz: compiz N/A
version.libdrm2: libdrm2 2.4.115-1
version.libgl1-mesa-dri: libgl1-mesa-dri 23.2.1-1ubuntu3.1
version.libgl1-mesa-glx: libgl1-mesa-glx N/A
version.xserver-xorg-core: xserver-xorg-core 2:21.1.7-3ubuntu2.1
version.xserver-xorg-input-evdev: xserver-xorg-input-evdev N/A
version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:19.1.0-3
version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.917+git20210115-1
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.17-2build1

Tags:

Revision history for this message

M. Kurt (paralaks) wrote on 2023-12-12:

corrupt-screen.jpg Edit (3.0 MiB, image/jpeg)
CurrentDmesg.txt Edit (135.4 KiB, text/plain; charset="utf-8")
Dependencies.txt Edit (13.6 KiB, text/plain; charset="utf-8")
DpkgLog.txt Edit (3.1 MiB, text/plain; charset="utf-8")
Lspci.txt Edit (21.1 KiB, text/plain; charset="utf-8")
Lspci-vt.txt Edit (2.4 KiB, text/plain; charset="utf-8")
Lsusb.txt Edit (879 bytes, text/plain; charset="utf-8")
Lsusb-t.txt Edit (1.2 KiB, text/plain; charset="utf-8")
Lsusb-v.txt Edit (60.4 KiB, text/plain; charset="utf-8")
MonitorsUser.xml.txt Edit (8.7 KiB, text/plain; charset="utf-8")
ProcCpuinfo.txt Edit (27.8 KiB, text/plain; charset="utf-8")
ProcCpuinfoMinimal.txt Edit (1.7 KiB, text/plain; charset="utf-8")
ProcEnviron.txt Edit (112 bytes, text/plain; charset="utf-8")
ProcInterrupts.txt Edit (14.7 KiB, text/plain; charset="utf-8")
ProcModules.txt Edit (9.6 KiB, text/plain; charset="utf-8")
UdevDb.txt Edit (334.5 KiB, text/plain; charset="utf-8")
XorgLog.txt Edit (17.1 KiB, text/plain; charset="utf-8")
XorgLogOld.txt Edit (17.1 KiB, text/plain; charset="utf-8")
Xrandr.txt Edit (14.6 KiB, text/plain; charset="utf-8")
acpidump.txt Edit (1.9 MiB, text/plain; charset="utf-8")
xdpyinfo.txt Edit (122.1 KiB, text/plain; charset="utf-8")

Revision history for this message

Daniel van Vugt (vanvugt) wrote on 2024-01-03:

On laptop screens, non-max resolutions are faked. They should work obviously, but it's up to the display server and kernel driver to fake it properly.

Do you experience the same issue in a Wayland session?

tags:	added: amdgpu
summary:	- Resolutions lower than max results in corrupted screen + [amdgpu] Resolutions lower than max results in corrupted screen
affects:	xorg (Ubuntu) → xorg-server (Ubuntu)