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Whenever i suspend my system and wake it or try to disable a monitor and use a secondary screen my display stops working on every screen and i was looking at the logs from trying to wake up and i see this,
Aug 04 05:10:07 archlinux kernel: ACPI: PM: Waking up from system sleep state S3
Aug 04 05:10:07 archlinux kernel: pcieport 0000:00:03.2: Unable to change power state from D3hot to D0, device inaccessible
Aug 04 05:10:07 archlinux kernel: pcieport 0000:2b:00.0: Unable to change power state from D3hot to D0, device inaccessible
Aug 04 05:10:07 archlinux systemd[1]: Starting Load/Save RF Kill Switch Status...
Aug 04 05:10:07 archlinux kernel: pcieport 0000:2c:00.0: Unable to change power state from D3hot to D0, device inaccessible
Aug 04 05:10:07 archlinux kernel: amdgpu 0000:2d:00.0: Unable to change power state from D3hot to D0, device inaccessible
Aug 04 05:10:07 archlinux kernel: snd_hda_intel 0000:2d:00.1: Unable to change power state from D3hot to D0, device inaccessible
Aug 04 05:10:07 archlinux kernel: xhci_hcd 0000:02:00.0: xHC error in resume, USBSTS 0x401, Reiniti also noticed that when i try to disable one of my monitors i get the same issue where i get stuck on a black screen and then powerdevil crashes.
im using arch+kde on wayland with an amd gpu and amd cpu.
edit: this is the power devil error i got earlier when i was trying to use my tv as a display and tried disabling my primary error which then also broke the secondary one.
Aug 04 04:39:35 archlinux org_kde_powerdevil[1375]: [ 6001] (dw_remove_display_by_businfo) No Display_Ref found for i2c bus: 8
Aug 04 04:39:42 archlinux org_kde_powerdevil[1375]: [ 6001] busno=8, sleep-multiplier= 1.00. Retesting for supported feature 0x10 returned Error_Info[DDCRC_RETRIES in ddc_write_read_with_retry, causes: DDCRC_READ_ALL_ZERO(10)]
Aug 04 04:39:42 archlinux org_kde_powerdevil[1375]: [ 6001] ddc_initial_checks_by_dref() returned Error_Info[DDCRC_RETRIES in ddc_write_read_with_retry, causes: DDCRC_READ_ALL_ZERO(10)]
Aug 04 04:39:47 archlinux org_kde_powerdevil[1375]: [ 1375][14446.346096] Time since library initialized: 14446.346095 seconds
Aug 04 04:39:47 archlinux org_kde_powerdevil[1375]: [ 1375][14446.346100] Extra delay starting dw_start_watch_displays: 0 millisec
Aug 04 04:47:36 archlinux systemd-coredump[143896]: [?] Process 143894 (prismlauncher) of user 1000 dumped core.
Stack trace of thread 143894:
#0 0x00007f50bcc9a01c n/a (libc.so.6 + 0x9a01c)
#1 0x00007f50bcc3e5d0 raise (libc.so.6 + 0x3e5d0)
#2 0x00007f50bcc25685 abort (libc.so.6 + 0x25685)
#3 0x00007f50bd4968e4 n/a (libQt6Core.so.6 + 0x968e4)
#4 0x00007f50bd49771d _ZNK14QMessageLogger5fatalEPKcz (libQt6Core.so.6 + 0x9771d)
#5 0x00007f50bdce72da n/a (libQt6Gui.so.6 + 0xe72da)
#6 0x00007f50bddae228 _ZN22QGuiApplicationPrivate21createEventDispatcherEv (libQt6Gui.so.6 + 0x1ae228)
#7 0x00007f50bd589175 _ZN23QCoreApplicationPrivate4initEv (libQt6Core.so.6 + 0x189175)
#8 0x00007f50bddae32b _ZN22QGuiApplicationPrivate4initEv (libQt6Gui.so.6 + 0x1ae32b)
#9 0x00007f50beafe876 _ZN19QApplicationPrivate4initEv (libQt6Widgets.so.6 + 0xfe876)
#10 0x000055a77ea8485f n/a (prismlauncher + 0x2f685f)
#11 0x000055a77e944659 n/a (prismlauncher + 0x1b6659)
#12 0x00007f50bcc27781 n/a (libc.so.6 + 0x27781)
#13 0x00007f50bcc278b9 __libc_start_main (libc.so.6 + 0x278b9)
#14 0x000055a77ea817f5 n/a (prismlauncher + 0x2f37f5)
ELF object binary architecture: AMD x86-64 Last edited by Instagalactix (2026-08-03 19:33:36)
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