apport information ** Attachment added: "ProcEnviron.txt" https://bugs.launchpad.net/bugs/1870003/+attachment/5344112/+files/ProcEnviron.txt
-- 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/1870003 Title: A Machine with Intel GPU and a plugged AMD card will hang as read certain codec as HDMI/DP monitor without audio output is plugged in intel gpu. Status in OEM Priority Project: Confirmed Status in linux package in Ubuntu: Confirmed Bug description: Note: in bionic, it will cause login from graphic console to hang for a quite long time, most likely will failed in the end. To reproduce: HW: a machine with intel GPU and plugged AMD card. A HDMI/DP monitor without audio output plugged into intel GPU. TLP is installed with certain aggressive config. Please refer to the tlp config is: LP: #1869999 try to "cat /proc/asound/card0/codec#2" it will hang for long time (like 30 seconds) and kernel will output lots of log like: [ 30.476204] snd_hda_intel 0000:00:0e.0: azx_get_response timeout, switching to polling mode: last cmd=0x20bf8100 [ 31.488128] snd_hda_intel 0000:00:0e.0: No response from codec, disabling MSI: last cmd=0x20bf8100 [ 169.630066] snd_hda_codec_hdmi hdaudioC0D2: Unable to sync register 0x2f0d00. -11 [ 420.027224] snd_hda_codec_hdmi hdaudioC0D2: Unable to sync register 0x2f0d00. -11 [ 422.051178] snd_hda_intel 0000:00:0e.0: azx_get_response timeout, switching to single_cmd mode: last cmd=0x20170503 [ 422.051383] azx_single_wait_for_response: 3 callbacks suppressed [ 422.084088] snd_hda_codec_hdmi hdaudioC0D2: Unable to sync register 0x2f0d00. -5 ... --- ProblemType: Bug ApportVersion: 2.20.9-0ubuntu7.13 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: gdm 1387 F.... pulseaudio /dev/snd/controlC1: gdm 1387 F.... pulseaudio DistributionChannelDescriptor: # This is the distribution channel descriptor for the OEM CDs # For more information see http://wiki.ubuntu.com/DistributionChannelDescriptor canonical-oem-somerville-bionic-amd64-20180608-47+beaver-osp1-sanbernardino+X106 DistroRelease: Ubuntu 18.04 InstallationDate: Installed on 2020-04-01 (0 days ago) InstallationMedia: Ubuntu 18.04 "Bionic" - Build amd64 LIVE Binary 20180608-09:38 IwConfig: lo no wireless extensions. wlp0s12f0 no wireless extensions. enp2s0 no wireless extensions. MachineType: Dell Inc. Wyse 5070 Extended Thin Client Package: linux-oem-osp1 5.0.0.1046.49 PackageArchitecture: amd64 ProcFB: 0 inteldrmfb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.0.0-1046-oem-osp1 root=UUID=92c21a5d-dea7-4377-b26e-c7c0edccc25b ro mem_sleep_default=deep quiet splash vt.handoff=1 ProcVersionSignature: Ubuntu 5.0.0-1046.51-oem-osp1 5.0.21 PulseList: Error: command ['pacmd', 'list'] failed with exit code 1: Home directory not accessible: Permission denied No PulseAudio daemon running, or not running as session daemon. RelatedPackageVersions: linux-restricted-modules-5.0.0-1046-oem-osp1 N/A linux-backports-modules-5.0.0-1046-oem-osp1 N/A linux-firmware 1.173.9 Tags: bionic Uname: Linux 5.0.0-1046-oem-osp1 x86_64 UpgradeStatus: No upgrade log present (probably fresh install) UserGroups: _MarkForUpload: True dmi.bios.date: 01/08/2020 dmi.bios.vendor: Dell Inc. dmi.bios.version: 1.5.0 dmi.board.vendor: Dell Inc. dmi.chassis.type: 3 dmi.chassis.vendor: Dell Inc. dmi.modalias: dmi:bvnDellInc.:bvr1.5.0:bd01/08/2020:svnDellInc.:pnWyse5070ExtendedThinClient:pvr:rvnDellInc.:rn:rvr:cvnDellInc.:ct3:cvr: dmi.product.family: Wyse Thin Client 5000 Series dmi.product.name: Wyse 5070 Extended Thin Client dmi.product.sku: 080C dmi.sys.vendor: Dell Inc. To manage notifications about this bug go to: https://bugs.launchpad.net/oem-priority/+bug/1870003/+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
