Massive new journal errors mainly from org_kde_powerdevil but also include a Kernel error

Hello,
after the latest stable update I have massive new KDE Powerdevil errors in Journal:

$ journalctl -p 3 -xb

org_kde_powerdevil[1386]: Failed to find connector name for /dev/i2c-7, set_connector_for_businfo_using_edid at line 1236 in file i2c_bus_core.c.
org_kde_powerdevil[1386]:    I2C_Bus_Info at: 0x57cbea94eb20
org_kde_powerdevil[1386]:    Flags:                   I2C_BUS_EXISTS | I2C_BUS_ACCESSIBLE | I2C_BUS_PROBED | I2C_BUS_X50_EDID
org_kde_powerdevil[1386]:    Bus /dev/i2c-7 found:   true
org_kde_powerdevil[1386]:    Bus /dev/i2c-7 probed:  true
org_kde_powerdevil[1386]:    errno for open:          OK(0): success
org_kde_powerdevil[1386]:    drm_connector_found_by:  DRM_CONNECTOR_NOT_CHECKED (0)
org_kde_powerdevil[1386]:    last_checked_asleep:       false
org_kde_powerdevil[1386]:    Display connectors reported by /sys:
org_kde_powerdevil[1386]:    Connector:    card0-HDMI-A-1
org_kde_powerdevil[1386]:       i2c_busno:    -1
org_kde_powerdevil[1386]:       connector_id: 93
org_kde_powerdevil[1386]:       name:         (null)
org_kde_powerdevil[1386]:       enabled:      disabled
org_kde_powerdevil[1386]:       status:       disconnected
org_kde_powerdevil[1386]:       edid:         None
org_kde_powerdevil[1386]:    Connector:    card0-Unknown-1
org_kde_powerdevil[1386]:       i2c_busno:    -1
org_kde_powerdevil[1386]:       connector_id: 104
org_kde_powerdevil[1386]:       name:         (null)
org_kde_powerdevil[1386]:       enabled:      disabled
org_kde_powerdevil[1386]:       status:       disconnected
org_kde_powerdevil[1386]:       edid:         None
org_kde_powerdevil[1386]:    Connector:    card0-DP-1
org_kde_powerdevil[1386]:       i2c_busno:    -1
org_kde_powerdevil[1386]:       connector_id: 89
org_kde_powerdevil[1386]:       name:         (null)
org_kde_powerdevil[1386]:       enabled:      disabled
org_kde_powerdevil[1386]:       status:       disconnected
org_kde_powerdevil[1386]:       edid:         None
org_kde_powerdevil[1386]:    Connector:    card0-DP-2
org_kde_powerdevil[1386]:       i2c_busno:    -1
org_kde_powerdevil[1386]:       connector_id: 96
org_kde_powerdevil[1386]:       name:         (null)
org_kde_powerdevil[1386]:       enabled:      disabled
org_kde_powerdevil[1386]:       status:       disconnected
org_kde_powerdevil[1386]:       edid:         None
org_kde_powerdevil[1386]:    Connector:    card0-DP-3
org_kde_powerdevil[1386]:       i2c_busno:    -1
org_kde_powerdevil[1386]:       connector_id: 100
org_kde_powerdevil[1386]:       name:         (null)
org_kde_powerdevil[1386]:       enabled:      disabled
org_kde_powerdevil[1386]:       status:       connected
org_kde_powerdevil[1386]:       edid:         None
org_kde_powerdevil[1386]: No traced function stack for current thread
org_kde_powerdevil[1386]: [  1386] Error(s) opening ddc devices
org_kde_powerdevil[1386]: [  1386] Error EACCES(-13): Permission denied opening /dev/i2c-0

I removed my old unimportant errors from this journal output… so all this errors that you see here are freshly introduced from the Update.

Besides the massive new errors in journal, i have to say that my system still working fine. At least stable for 2 hours after the update.

$ inxi --admin --verbosity=5 --filter --no-host --width

System:
  Kernel: 6.12.17-1-MANJARO arch: x86_64 bits: 64 compiler: gcc v: 14.2.1
    clocksource: tsc avail: hpet,acpi_pm
    parameters: BOOT_IMAGE=/vmlinuz-6.12-x86_64
    root=UUID=eb235aa7-d461-413d-800e-ea57385703fb rw sysrq_always_enabled=1
    nvidia_drm.modeset=1 retbleed=off
    resume=UUID=717b267e-7322-4bf9-a840-f1210d422d1a udev.log_priority=3
  Desktop: KDE Plasma v: 6.3.2 tk: Qt v: N/A info: frameworks v: 6.11.0
    wm: kwin_x11 vt: 2 dm: SDDM Distro: Manjaro base: Arch Linux
Machine:
  Type: Desktop System: Gigabyte product: Z170X-UD3 v: N/A
    serial: <superuser required>
  Mobo: Gigabyte model: Z170X-UD3-CF v: x.x serial: <superuser required>
    uuid: <superuser required> UEFI-[Legacy]: American Megatrends v: F23d
    date: 12/01/2017
Memory:
  System RAM: total: 16 GiB available: 15.57 GiB used: 2.54 GiB (16.3%)
  Message: For most reliable report, use superuser + dmidecode.
  Array-1: capacity: 64 GiB slots: 4 modules: 2 EC: None
    max-module-size: 16 GiB note: est.
  Device-1: ChannelA-DIMM0 type: no module installed
  Device-2: ChannelA-DIMM1 type: DDR4 detail: synchronous size: 8 GiB
    speed: 2800 MT/s volts: note: check curr: 1 min: 1 max: 1 width (bits):
    data: 64 total: 64 manufacturer: G.Skill part-no: F4-2800C16-8GRR
    serial: N/A
  Device-3: ChannelB-DIMM0 type: no module installed
  Device-4: ChannelB-DIMM1 type: DDR4 detail: synchronous size: 8 GiB
    speed: 2800 MT/s volts: note: check curr: 1 min: 1 max: 1 width (bits):
    data: 64 total: 64 manufacturer: G.Skill part-no: F4-2800C16-8GRR
    serial: N/A
CPU:
  Info: model: Intel Core i7-6700K bits: 64 type: MT MCP arch: Skylake-S
    gen: core 6 level: v3 note: check built: 2015 process: Intel 14nm family: 6
    model-id: 0x5E (94) stepping: 3 microcode: 0xF0
  Topology: cpus: 1x dies: 1 clusters: 4 cores: 4 threads: 8 tpc: 2
    smt: enabled cache: L1: 256 KiB desc: d-4x32 KiB; i-4x32 KiB L2: 1024 KiB
    desc: 4x256 KiB L3: 8 MiB desc: 1x8 MiB
  Speed (MHz): avg: 4500 min/max: 800/4700 scaling: driver: intel_pstate
    governor: performance cores: 1: 4500 2: 4500 3: 4500 4: 4500 5: 4500 6: 4500
    7: 4500 8: 4500 bogomips: 64026
  Flags: avx avx2 ht lm nx pae sse sse2 sse3 sse4_1 sse4_2 ssse3 vmx
  Vulnerabilities:
  Type: gather_data_sampling status: Vulnerable: No microcode
  Type: itlb_multihit status: KVM: Split huge pages
  Type: l1tf mitigation: PTE Inversion; VMX: conditional cache flushes, SMT
    vulnerable
  Type: mds mitigation: Clear CPU buffers; SMT vulnerable
  Type: meltdown mitigation: PTI
  Type: mmio_stale_data mitigation: Clear CPU buffers; SMT vulnerable
  Type: reg_file_data_sampling status: Not affected
  Type: retbleed status: Vulnerable
  Type: spec_rstack_overflow status: Not affected
  Type: spec_store_bypass mitigation: Speculative Store Bypass disabled via
    prctl
  Type: spectre_v1 mitigation: usercopy/swapgs barriers and __user pointer
    sanitization
  Type: spectre_v2 mitigation: Retpolines; IBPB: conditional; IBRS_FW;
    STIBP: conditional; RSB filling; PBRSB-eIBRS: Not affected; BHI: Not
    affected
  Type: srbds mitigation: Microcode
  Type: tsx_async_abort mitigation: TSX disabled
Graphics:
  Device-1: NVIDIA TU102 [GeForce RTX 2080 Ti Rev. A] vendor: Micro-Star MSI
    driver: nvidia v: 550.144.03 alternate: nouveau,nvidia_drm
    non-free: 550/565.xx+ status: current (as of 2025-01; EOL~2026-12-xx)
    arch: Turing code: TUxxx process: TSMC 12nm FF built: 2018-2022 pcie:
    gen: 3 speed: 8 GT/s lanes: 8 link-max: lanes: 16 ports: active: none
    off: DP-3 empty: DP-1, DP-2, HDMI-A-1, Unknown-1 bus-ID: 01:00.0
    chip-ID: 10de:1e07 class-ID: 0300
  Display: x11 server: X.Org v: 21.1.16 with: Xwayland v: 24.1.6
    compositor: kwin_x11 driver: X: loaded: nvidia gpu: nvidia,nvidia-nvswitch
    display-ID: :0 screens: 1
  Screen-1: 0 s-res: 2560x1440 s-dpi: 122 s-size: 532x302mm (20.94x11.89")
    s-diag: 612mm (24.08")
  Monitor-1: DP-3 mapped: DP-4 note: disabled res: N/A
    size: 527x296mm (20.75x11.65") modes: N/A
  API: EGL v: 1.5 hw: drv: nvidia platforms: device: 0 drv: nvidia gbm:
    drv: nvidia surfaceless: drv: nvidia x11: drv: nvidia inactive: wayland
  API: OpenGL v: 4.6.0 vendor: nvidia v: 550.144.03 glx-v: 1.4
    direct-render: yes renderer: NVIDIA GeForce RTX 2080 Ti/PCIe/SSE2
    memory: 10.74 GiB
  API: Vulkan v: 1.4.304 layers: 5 device: 0 type: discrete-gpu name: NVIDIA
    GeForce RTX 2080 Ti driver: N/A device-ID: 10de:1e07 surfaces: xcb,xlib
  Info: Tools: api: clinfo, eglinfo, glxinfo, vulkaninfo
    de: kscreen-console,kscreen-doctor gpu: nvidia-settings,nvidia-smi
    wl: wayland-info x11: xdpyinfo, xprop, xrandr
Audio:
  Device-1: Intel 100 Series/C230 Series Family HD Audio vendor: Gigabyte
    driver: snd_hda_intel v: kernel alternate: snd_soc_avs bus-ID: 00:1f.3
    chip-ID: 8086:a170 class-ID: 0403
  Device-2: NVIDIA TU102 High Definition Audio vendor: Micro-Star MSI
    driver: snd_hda_intel v: kernel pcie: gen: 3 speed: 8 GT/s lanes: 8 link-max:
    lanes: 16 bus-ID: 01:00.1 chip-ID: 10de:10f7 class-ID: 0403
  Device-3: Creative Labs CA0132 Sound Core3D [Sound Blaster Recon3D /
    Z-Series BlasterX AE-5 Plus] driver: snd_hda_intel v: kernel pcie: gen: 1
    speed: 2.5 GT/s lanes: 1 bus-ID: 0b:00.0 chip-ID: 1102:0012 class-ID: 0403
  API: ALSA v: k6.12.17-1-MANJARO status: kernel-api with: aoss
    type: oss-emulator tools: alsactl,alsamixer,amixer
  Server-1: JACK v: 1.9.22 status: off tools: N/A
  Server-2: PipeWire v: 1.2.7 status: off with: pipewire-media-session
    status: active tools: pw-cli
  Server-3: PulseAudio v: 17.0-43-g3e2bb status: active with:
    1: pulseaudio-alsa type: plugin 2: pulseaudio-jack type: module
    tools: pacat,pactl
Network:
  Device-1: Intel Ethernet I219-V vendor: Gigabyte driver: e1000e v: kernel
    port: N/A bus-ID: 00:1f.6 chip-ID: 8086:15b8 class-ID: 0200
  IF: enp0s31f6 state: up speed: 1000 Mbps duplex: full mac: <filter>
  Info: services: NetworkManager
Drives:
  Local Storage: total: 5.93 TiB used: 416.14 GiB (6.8%)
  SMART Message: Unable to run smartctl. Root privileges required.
  ID-1: /dev/nvme0n1 maj-min: 259:0 vendor: Corsair model: MP600 PRO LPX
    size: 1.82 TiB block-size: physical: 512 B logical: 512 B speed: 63.2 Gb/s
    lanes: 4 tech: SSD serial: <filter> fw-rev: EIFM31.6 temp: 33.9 C
    scheme: GPT
  ID-2: /dev/sda maj-min: 8:0 vendor: Samsung model: SSD 860 PRO 1TB
    size: 953.87 GiB block-size: physical: 512 B logical: 512 B speed: 6.0 Gb/s
    tech: SSD serial: <filter> fw-rev: 2B6Q scheme: MBR
  ID-3: /dev/sdb maj-min: 8:16 vendor: HGST (Hitachi) model: HDN724030ALE640
    size: 2.73 TiB block-size: physical: 4096 B logical: 512 B speed: 6.0 Gb/s
    tech: HDD rpm: 7200 serial: <filter> fw-rev: A5E0 scheme: GPT
  ID-4: /dev/sdc maj-min: 8:32 vendor: Samsung model: Portable SSD T5
    size: 465.76 GiB block-size: physical: 512 B logical: 512 B type: USB
    rev: 3.1 spd: 5 Gb/s lanes: 1 mode: 3.2 gen-1x1 tech: SSD serial: <filter>
    scheme: MBR
  Message: No optical or floppy data found.
Partition:
  ID-1: / raw-size: 88.61 GiB size: 86.66 GiB (97.80%) used: 26.43 GiB (30.5%)
    fs: ext4 dev: /dev/sdc1 maj-min: 8:33 label: N/A
    uuid: eb235aa7-d461-413d-800e-ea57385703fb
  ID-2: /boot raw-size: 2.93 GiB size: 2.82 GiB (96.15%)
    used: 217.5 MiB (7.5%) fs: ext3 dev: /dev/sdc3 maj-min: 8:35 label: N/A
    uuid: cbfeca98-b99d-4383-9ded-fe66cd598006
  ID-3: /home raw-size: 332.03 GiB size: 325.75 GiB (98.11%)
    used: 16.9 GiB (5.2%) fs: ext4 dev: /dev/sdc4 maj-min: 8:36 label: N/A
    uuid: ada4a6a2-bd0a-4652-b386-7c637bba7ee9
Swap:
  Kernel: swappiness: 10 (default 60) cache-pressure: 100 (default) zswap: no
  ID-1: swap-1 type: partition size: 7.81 GiB used: 0 KiB (0.0%) priority: -2
    dev: /dev/sdc2 maj-min: 8:34 label: N/A
    uuid: 717b267e-7322-4bf9-a840-f1210d422d1a
Sensors:
  System Temperatures: cpu: 31.2 C mobo: N/A gpu: nvidia temp: 32 C
  Fan Speeds (rpm): N/A gpu: nvidia fan: 25%
Info:
  Processes: 247 Power: uptime: 20m states: freeze,mem,disk suspend: deep
    avail: s2idle wakeups: 0 hibernate: platform avail: shutdown, reboot,
    suspend, test_resume image: 6.2 GiB services: org_kde_powerdevil,upowerd
    Init: systemd v: 257 default: graphical tool: systemctl
  Packages: 1619 pm: pacman pkgs: 1613 libs: 456 tools: pamac pm: flatpak
    pkgs: 6 Compilers: clang: 19.1.7 gcc: 14.2.1 Shell: Bash v: 5.2.37
    running-in: konsole inxi: 3.3.37

While with my Intel PC it shows this Kernel error:

Mär 07 13:35:54 koboldx-z170 kernel: e1000e 0000:00:1f.6 enp0s31f6: Failed to enable ULP

On my AMD Laptop with KDE and the same Kernel i have only this error:

Mär 07 11:39:38 koboldx-tuxedopulse15 kernel: ee1004 6-0051: probe with driver ee1004 failed with error -5

But none of the org_kde_powerdevil errors.

Edit: After looking closer it looks like Nvidia GPU Related errors, besides the single Kernel error on each system.

org_kde_powerdevil[1211]: Failed to find connector name for /dev/i2c-7, set_connector_for_businfo_using_edid at line 1236 in file i2c_bus_core.c.
org_kde_powerdevil[1211]:    I2C_Bus_Info at: 0x562e96317980
org_kde_powerdevil[1211]:    Flags:                   I2C_BUS_EXISTS | I2C_BUS_ACCESSIBLE | I2C_BUS_PROBED | I2C_BUS_X50_EDID
org_kde_powerdevil[1211]:    Bus /dev/i2c-7 found:   true
org_kde_powerdevil[1211]:    Bus /dev/i2c-7 probed:  true
org_kde_powerdevil[1211]:    errno for open:          OK(0): success
org_kde_powerdevil[1211]:    drm_connector_found_by:  DRM_CONNECTOR_NOT_CHECKED (0)
org_kde_powerdevil[1211]:    last_checked_asleep:       false
org_kde_powerdevil[1211]:    Display connectors reported by /sys:
org_kde_powerdevil[1211]:    Connector:    card0-Unknown-1
org_kde_powerdevil[1211]:       i2c_busno:    -1
org_kde_powerdevil[1211]:       connector_id: 35
org_kde_powerdevil[1211]:       name:         (null)
org_kde_powerdevil[1211]:       enabled:      enabled
org_kde_powerdevil[1211]:       status:       connected
org_kde_powerdevil[1211]:       edid:         None

i also have these new ones,but i just added a SSD so i thought it was related to that.

1 Like

Thank you to let me know that im not alone with that errors.

I search for /dev/i2c-7 and it looks related to nvidia GPU (probably USB-C related), since i dont have this issues on my AMD Laptop.

Do you have a Nvidia Card on this system?

Luckily i have no stability or performance problems from this errors, but i hope that KDE or Nvidia can fix this.

1 Like

ye i have an Nvidia card
i don’t currently use usb-c
i didn’t notice any stability or performance problems