6.6 rc4 does not solve the issue. Daniel, you told me here that some error messages in Mantic's 6.5 kernel were unrelated. https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2033735/comments/39
But in (last *working* kernel) 6.4.16, I do not get these messages: 15:55:15 nvidia-settings: PRIME: is "on-demand" mode supported? yes 15:55:15 systemd: Started app-gnome-nvidia\x2dsettings-5749.scope - Application launched by gnome-shell. 15:55:11 Xorg: (II) NVIDIA(GPU-0): Deleting GPU-0 15:55:10 kernel: [drm] [nvidia-drm] [GPU ID 0x00000100] Framebuffer memory not appropriate for scanout 15:55:09 systemd: Started app-gnome-nvidia\x2dsettings\x2dautostart-4429.scope - Application launched by gnome-session-binary. 15:55:09 gnome-shell: Added device '/dev/dri/card1' (nvidia-drm) using atomic mode setting. 15:55:03 Xorg: (--) NVIDIA(GPU-0): 15:54:59 systemd: Finished systemd-backlight@backlight:nvidia_0.service - Load/Save Screen Backlight Brightness of backlight:nvidia_0. 15:54:58 nvidia-persiste: ERROR: Failed to find user ID of user 'nvidia-persistenced': Success 15:54:58 systemd: Starting nvidia-persistenced.service - NVIDIA Persistence Daemon... 15:54:57 kernel: input: HDA NVidia HDMI/DP,pcm=9 as /devices/pci0000:00/0000:00:01.0/0000:01:00.1/sound/card1/input28 15:54:56 systemd: systemd-backlight@backlight:nvidia_0.service: Unable to break cycle starting with systemd-backlight@backlight:nvidia_0.service/start 15:54:56 kernel: nvidia-uvm: Loaded the UVM driver, major device number 509. 15:54:56 kernel: nvidia_uvm: module uses symbols nvUvmInterfaceDisableAccessCntr from proprietary module nvidia, inheriting taint. 15:54:56 kernel: [drm] Initialized nvidia-drm 0.0.0 20160202 for 0000:01:00.0 on minor 1 15:54:56 kernel: nvidia-modeset: WARNING: GPU:0: Unable to read EDID for display device DP-4 15:54:56 kernel: [drm] [nvidia-drm] [GPU ID 0x00000100] Loading driver 15:54:56 kernel: nvidia-modeset: Loading NVIDIA Kernel Mode Setting Driver for UNIX platforms 535.113.01 Tue Sep 12 19:45:42 UTC 2023 15:54:56 kernel: NVRM: loading NVIDIA UNIX x86_64 Kernel Module 535.113.01 Tue Sep 12 19:41:24 UTC 2023 15:54:56 kernel: nvidia 0000:01:00.0: vgaarb: changed VGA decodes: olddecodes=io+mem,decodes=none:owns=none 15:54:56 kernel: nvidia-nvlink: Nvlink Core is being initialized, major device number 511 15:54:56 kernel: nvidia: module license taints kernel. -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/2033735 Title: No HDMI in Nvidia on-demand mode Status in linux package in Ubuntu: Confirmed Status in nvidia-graphics-drivers-535 package in Ubuntu: Confirmed Bug description: Hi, Legion laptop with Nvidia. - Nouveau : no hdmi - Nvidia 535 dynamic graphics : no HDMI (screen not detected) - Nvidia 535 discrete graphics : HDMI is detected So I suppose this bug to be linked to Intel GPU. All was ok with previous 6.3 kernel. --- ProblemType: Bug ApportVersion: 2.27.0-0ubuntu2 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: fthx 3395 F.... wireplumber /dev/snd/controlC1: fthx 3395 F.... wireplumber /dev/snd/seq: fthx 3390 F.... pipewire CasperMD5CheckResult: pass CurrentDesktop: ubuntu:GNOME DistroRelease: Ubuntu 23.10 InstallationDate: Installed on 2021-09-15 (723 days ago) InstallationMedia: Ubuntu 21.10 "Impish Indri" - Alpha amd64 (20210910) MachineType: {report['dmi.sys.vendor']} {report['dmi.product.name']} NonfreeKernelModules: nvidia_modeset nvidia Package: linux (not installed) ProcEnviron: LANG=fr_FR.UTF-8 PATH=(custom, no user) SHELL=/bin/bash TERM=xterm-256color XDG_RUNTIME_DIR=<set> ProcFB: 0 i915drmfb ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-6.5.0-5-generic root=/dev/mapper/vgubuntu-root ro quiet splash vt.handoff=7 ProcVersionSignature: Ubuntu 6.5.0-5.5-generic 6.5.0 RelatedPackageVersions: linux-restricted-modules-6.5.0-5-generic N/A linux-backports-modules-6.5.0-5-generic N/A linux-firmware 20230815.git0e048b06-0ubuntu1 Tags: mantic wayland-session Uname: Linux 6.5.0-5-generic x86_64 UpgradeStatus: Upgraded to mantic on 2023-03-06 (186 days ago) UserGroups: adm cdrom dip lpadmin lxd plugdev sambashare sudo vboxusers _MarkForUpload: True dmi.bios.date: 07/10/2023 dmi.bios.release: 1.54 dmi.bios.vendor: LENOVO dmi.bios.version: J2CN54WW dmi.board.asset.tag: NO Asset Tag dmi.board.name: LNVNB161216 dmi.board.vendor: LENOVO dmi.board.version: SDK0T76461 WIN dmi.chassis.asset.tag: NO Asset Tag dmi.chassis.type: 10 dmi.chassis.vendor: LENOVO dmi.chassis.version: Legion 5 Pro 16IAH7H dmi.ec.firmware.release: 1.54 dmi.modalias: dmi:bvnLENOVO:bvrJ2CN54WW:bd07/10/2023:br1.54:efr1.54:svnLENOVO:pn82RF:pvrLegion5Pro16IAH7H:rvnLENOVO:rnLNVNB161216:rvrSDK0T76461WIN:cvnLENOVO:ct10:cvrLegion5Pro16IAH7H:skuLENOVO_MT_82RF_BU_idea_FM_Legion5Pro16IAH7H: dmi.product.family: Legion 5 Pro 16IAH7H dmi.product.name: 82RF dmi.product.sku: LENOVO_MT_82RF_BU_idea_FM_Legion 5 Pro 16IAH7H dmi.product.version: Legion 5 Pro 16IAH7H dmi.sys.vendor: LENOVO To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2033735/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp