Random black unclickable background on second monitor?

garuda-inxi:

System:
Kernel: 6.5.9-zen2-1-zen arch: x86_64 bits: 64 compiler: gcc v: 13.2.1
clocksource: hpet available: acpi_pm
parameters: BOOT_IMAGE=/@/boot/vmlinuz-linux-zen
root=UUID=4fdf9e35-eb8e-4181-93e8-eae07da02c42 rw rootflags=subvol=@
quiet quiet rd.udev.log_priority=3 vt.global_cursor_default=0 loglevel=3
amd_iommu=on ibt=off
Desktop: KDE Plasma v: 5.27.9 tk: Qt v: 5.15.11 wm: kwin_x11 vt: 2
dm: SDDM Distro: Garuda Linux base: Arch Linux
Machine:
Type: Laptop System: LENOVO product: 82KC v: Lenovo V14 G2 ALC
serial: <superuser required> Chassis: type: 10 v: Lenovo V14 G2 ALC
serial: <superuser required>
Mobo: LENOVO model: LNVNB161216 v: NO DPK serial: <superuser required>
UEFI: LENOVO v: GLCN46WW date: 04/29/2022
Battery:
ID-1: BAT0 charge: 37.4 Wh (96.6%) condition: 38.7/38.0 Wh (101.9%)
volts: 8.1 min: 7.7 model: LGC L20L2PF0 type: Li-poly serial: <filter>
status: not charging cycles: 66
CPU:
Info: model: AMD Ryzen 5 5500U with Radeon Graphics bits: 64 type: MT MCP
arch: Zen 2 gen: 3 level: v3 note: check built: 2020-22
process: TSMC n7 (7nm) family: 0x17 (23) model-id: 0x68 (104) stepping: 1
microcode: 0x8608103
Topology: cpus: 1x cores: 6 tpc: 2 threads: 12 smt: enabled cache:
L1: 384 KiB desc: d-6x32 KiB; i-6x32 KiB L2: 3 MiB desc: 6x512 KiB L3: 8 MiB
desc: 2x4 MiB
Speed (MHz): avg: 834 high: 2226 min/max: 400/4056 scaling:
driver: amd-pstate-epp governor: powersave cores: 1: 400 2: 400 3: 400
4: 400 5: 400 6: 400 7: 1624 8: 1565 9: 2226 10: 400 11: 1397 12: 400
bogomips: 50306
Flags: avx avx2 ht lm nx pae sse sse2 sse3 sse4_1 sse4_2 sse4a ssse3 svm
Vulnerabilities: <filter>
Graphics:
Device-1: AMD Lucienne vendor: Lenovo driver: amdgpu v: kernel arch: GCN-5
code: Vega process: GF 14nm built: 2017-20 pcie: gen: 3 speed: 8 GT/s
lanes: 16 link-max: gen: 4 speed: 16 GT/s ports: active: HDMI-A-1,eDP-1
empty: none bus-ID: 04:00.0 chip-ID: 1002:164c class-ID: 0300 temp: 34.0 C
Device-2: Bison [] driver: uvcvideo type: USB rev: 2.0 speed: 480 Mb/s
lanes: 1 mode: 2.0 bus-ID: 1-3:2 chip-ID: 5986:2137 class-ID: 0e02
Display: x11 server: X.Org v: 21.1.9 with: Xwayland v: 23.2.2
compositor: kwin_x11 driver: X: loaded: amdgpu unloaded: modesetting
alternate: fbdev,vesa dri: radeonsi gpu: amdgpu display-ID: :0 screens: 1
Screen-1: 0 s-res: 1920x2160 s-dpi: 96 s-size: 506x570mm (19.92x22.44")
s-diag: 762mm (30.01")
Monitor-1: HDMI-A-1 mapped: HDMI-A-0 pos: top model: Dell P2417H
serial: <filter> built: 2017 res: 1920x1080 hz: 60 dpi: 93 gamma: 1.2
size: 527x296mm (20.75x11.65") diag: 604mm (23.8") ratio: 16:9 modes:
max: 1920x1080 min: 720x400
Monitor-2: eDP-1 mapped: eDP pos: primary,bottom
model: AU Optronics 0x208d built: 2019 res: 1920x1080 hz: 60 dpi: 158
gamma: 1.2 size: 309x174mm (12.17x6.85") diag: 355mm (14") ratio: 16:9
modes: max: 1920x1080 min: 640x480
API: EGL v: 1.5 hw: drv: amd radeonsi platforms: device: 0 drv: radeonsi
device: 1 drv: swrast surfaceless: drv: radeonsi x11: drv: radeonsi
inactive: gbm,wayland
API: OpenGL v: 4.6 compat-v: 4.5 vendor: amd mesa v: 23.2.1-arch1.2
glx-v: 1.4 direct-render: yes renderer: AMD Radeon Graphics (renoir LLVM
16.0.6 DRM 3.54 6.5.9-zen2-1-zen) device-ID: 1002:164c memory: 1.95 GiB
unified: no
API: Vulkan v: 1.3.269 layers: 3 device: 0 type: integrated-gpu name: AMD
Radeon Graphics (RADV RENOIR) driver: mesa radv v: 23.2.1-arch1.2
device-ID: 1002:164c surfaces: xcb,xlib device: 1 type: cpu name: llvmpipe
(LLVM 16.0.6 256 bits) driver: mesa llvmpipe v: 23.2.1-arch1.2 (LLVM
16.0.6) device-ID: 10005:0000 surfaces: xcb,xlib
Audio:
Device-1: AMD Renoir Radeon High Definition Audio vendor: Lenovo
driver: snd_hda_intel v: kernel pcie: gen: 3 speed: 8 GT/s lanes: 16
link-max: gen: 4 speed: 16 GT/s bus-ID: 04:00.1 chip-ID: 1002:1637
class-ID: 0403
Device-2: AMD ACP/ACP3X/ACP6x Audio Coprocessor vendor: Lenovo driver: N/A
alternate: snd_pci_acp3x, snd_rn_pci_acp3x, snd_pci_acp5x, snd_pci_acp6x,
snd_acp_pci, snd_rpl_pci_acp6x, snd_pci_ps, snd_sof_amd_renoir,
snd_sof_amd_rembrandt pcie: gen: 3 speed: 8 GT/s lanes: 16 link-max:
gen: 4 speed: 16 GT/s bus-ID: 04:00.5 chip-ID: 1022:15e2 class-ID: 0480
Device-3: AMD Family 17h/19h HD Audio vendor: Lenovo driver: snd_hda_intel
v: kernel pcie: gen: 3 speed: 8 GT/s lanes: 16 link-max: gen: 4
speed: 16 GT/s bus-ID: 04:00.6 chip-ID: 1022:15e3 class-ID: 0403
API: ALSA v: k6.5.9-zen2-1-zen status: kernel-api tools: N/A
Server-1: PipeWire v: 0.3.83 status: active with: 1: pipewire-pulse
status: active 2: wireplumber status: active 3: pipewire-alsa type: plugin
4: pw-jack type: plugin tools: pactl,pw-cat,pw-cli,wpctl
Network:
Device-1: Realtek RTL8111/8168/8411 PCI Express Gigabit Ethernet
vendor: Lenovo driver: r8168 v: 8.052.01-NAPI modules: r8169 pcie: gen: 1
speed: 2.5 GT/s lanes: 1 port: 3000 bus-ID: 01:00.0 chip-ID: 10ec:8168
class-ID: 0200
IF: enp1s0 state: down mac: <filter>
Device-2: Realtek RTL8822CE 802.11ac PCIe Wireless Network Adapter
vendor: Lenovo driver: rtw_8822ce v: N/A modules: rtw88_8822ce pcie: gen: 1
speed: 2.5 GT/s lanes: 1 port: 2000 bus-ID: 02:00.0 chip-ID: 10ec:c822
class-ID: 0280
IF: wlp2s0 state: up mac: <filter>
IF-ID-1: virbr0 state: down mac: <filter>
Bluetooth:
Device-1: Realtek [] driver: btusb v: 0.8 type: USB rev: 1.0 speed: 12 Mb/s
lanes: 1 mode: 1.1 bus-ID: 3-4:3 chip-ID: 0bda:c123 class-ID: e001
serial: <filter>
Report: btmgmt ID: hci0 rfk-id: 2 state: down bt-service: enabled,running
rfk-block: hardware: no software: yes address: <filter> bt-v: 5.1 lmp-v: 10
status: discoverable: no pairing: no
Drives:
Local Storage: total: 476.94 GiB used: 289.3 GiB (60.7%)
SMART Message: Unable to run smartctl. Root privileges required.
ID-1: /dev/nvme0n1 maj-min: 259:0 vendor: Lenovo
model: UMIS RPJTJ512MEE1OWX size: 476.94 GiB block-size: physical: 512 B
logical: 512 B speed: 31.6 Gb/s lanes: 4 tech: SSD serial: <filter>
fw-rev: 2.1C0628 temp: 30.9 C scheme: GPT
Partition:
ID-1: / raw-size: 256.64 GiB size: 256.64 GiB (100.00%)
used: 162.46 GiB (63.3%) fs: btrfs dev: /dev/nvme0n1p2 maj-min: 259:2
ID-2: /boot/efi raw-size: 300 MiB size: 299.4 MiB (99.80%)
used: 576 KiB (0.2%) fs: vfat dev: /dev/nvme0n1p1 maj-min: 259:1
ID-3: /home raw-size: 256.64 GiB size: 256.64 GiB (100.00%)
used: 162.46 GiB (63.3%) fs: btrfs dev: /dev/nvme0n1p2 maj-min: 259:2
ID-4: /var/log raw-size: 256.64 GiB size: 256.64 GiB (100.00%)
used: 162.46 GiB (63.3%) fs: btrfs dev: /dev/nvme0n1p2 maj-min: 259:2
ID-5: /var/tmp raw-size: 256.64 GiB size: 256.64 GiB (100.00%)
used: 162.46 GiB (63.3%) fs: btrfs dev: /dev/nvme0n1p2 maj-min: 259:2
Swap:
Kernel: swappiness: 133 (default 60) cache-pressure: 100 (default) zswap: no
ID-1: swap-1 type: zram size: 21.37 GiB used: 15.8 MiB (0.1%)
priority: 100 comp: zstd avail: lzo,lzo-rle,lz4,lz4hc,842 max-streams: 12
dev: /dev/zram0
Sensors:
System Temperatures: cpu: 40.6 C mobo: N/A gpu: amdgpu temp: 36.0 C
Fan Speeds (rpm): N/A
Info:
Processes: 385 Uptime: 2m wakeups: 1 Memory: total: 24 GiB note: est.
available: 21.37 GiB used: 3.95 GiB (18.5%) Init: systemd v: 254
default: graphical tool: systemctl Compilers: gcc: 13.2.1 clang: 16.0.6
Packages: pm: dpkg pkgs: 0 pm: pacman pkgs: 1538 libs: 417
tools: octopi,paru,yay pm: rpm pkgs: 0 Shell: fish v: 3.6.1
running-in: yakuake inxi: 3.3.30
Garuda (2.6.17-1):
System install date:     2023-06-28
Last full system update: 2023-10-30
Is partially upgraded:   No
Relevant software:       snapper NetworkManager dracut
Windows dual boot:       Probably (Run as root to verify)
Failed units:

Hi,
I’ve tried looking this issue up on the forums/Google, but nothing came up.

Rarely, when I’m connected to a second monitor on my laptop, on that second monitor I sometimes get a black, unclickable background. I still see the taskbar and apps load just fine, even on that monitor. But I can’t right click on that black area.

The black background goes away after a restart.

Maybe it’s some sort of app that hangs (?), but I can’t tell which app it could be. Do you have any advice about how to figure this out? It’s not a game-breaker but I’d like to fix this issue if possible.

Thanks!

I know this problem with x11-session and external monitor.

  1. You don’t need a restart, simply log-off and on again.
  2. Switch to wayland, it works without this problem.

(Important: Wayland is currently not fully developed, some programs don’t run properly.)

3 Likes

Thanks for the answer!

So it’s an X11 bug?

Wayland looks really interesting, but software not running properly isn’t something I can afford. I use my laptop for work and I need everything up and running.

With KDE 6 releasing in a few months, Wayland should be ready for most users by then.

2 Likes

You can try it yourself, it’s not difficult or dangerous.
On the login screen, change the session “Plasma (X11)” to “Plasma (Wayland)”. Then simply test your installed programs. If something doesn’t work properly (like screen-sharing tools), log out and switch back to “Plasma (X11)”.

As ~Kayo~ said, KDE is working hard to fully support Wayland for Plasma 6 (February 2024). Likewise Gnome/Ubuntu, Cinnamon/LinuxMint, Elementary OS and others.

If you don’t want to experiment with your system and can live with the X11-bug, leave it as it is.

1 Like

Just wanted to pop up and say you would need the package,

plasma-wayland-session

for this feature. So make sure to install that.

3 Likes

True, this is an older .iso (install date: 2023-06-28). Thanks for the addition.

Thanks, everyone.

Being able to switch between Wayland and X11 is a good option for me. I’m alright with trying out Wayland so long as I can go back to X11 in case something doesn’t work.

I’ve installed the plasma-wayland-session package and I’m trying it out. Hopefully the black screen issue will go away now.

I’ll test it out for a few days and if this works, I’ll mark the Wayland answer as a solution.

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