Public bug reported: Every time when I open up my lid of my laptop, and wake up my system from sleeping,the screen will return to full brightness.Either I press the brightness - or + button,the brightness will back to normal immediately.
ProblemType: Bug DistroRelease: Ubuntu 19.10 Package: xorg 1:7.7+19ubuntu12 ProcVersionSignature: Ubuntu 5.3.0-18.19-generic 5.3.1 Uname: Linux 5.3.0-18-generic x86_64 ApportVersion: 2.20.11-0ubuntu8 Architecture: amd64 BootLog: Error: [Errno 13] Permission denied: '/var/log/boot.log' CompositorRunning: None CurrentDesktop: ubuntu:GNOME Date: Thu Oct 17 00:05:56 2019 DistUpgraded: Fresh install DistroCodename: eoan DistroVariant: ubuntu ExtraDebuggingInterest: Yes, if not too technical GraphicsCard: Advanced Micro Devices, Inc. [AMD/ATI] Raven Ridge [Radeon Vega Series / Radeon Vega Mobile Series] [1002:15dd] (rev c4) (prog-if 00 [VGA controller]) Subsystem: Lenovo Raven Ridge [Radeon Vega Series / Radeon Vega Mobile Series] [17aa:380c] InstallationDate: Installed on 2019-09-28 (18 days ago) InstallationMedia: Ubuntu 19.10 "Eoan Ermine" - Beta amd64 (20190926.1) MachineType: LENOVO 81BR ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.3.0-18-generic root=UUID=d149e099-9234-443a-8b59-fa39ca1a8631 ro idle=nomwait ivrs_ioapic[4]=00:14.0 ivrs_ioapic[5]=00:00.2 quiet splash vt.handoff=7 SourcePackage: xorg Symptom: display UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 07/04/2018 dmi.bios.vendor: LENOVO dmi.bios.version: 6KCN30WW dmi.board.asset.tag: NO Asset Tag dmi.board.name: LNVNB161216 dmi.board.vendor: LENOVO dmi.board.version: SDK0L77769 WIN dmi.chassis.asset.tag: NO Asset Tag dmi.chassis.type: 10 dmi.chassis.vendor: LENOVO dmi.chassis.version: Lenovo ideapad 720S-13ARR dmi.modalias: dmi:bvnLENOVO:bvr6KCN30WW:bd07/04/2018:svnLENOVO:pn81BR:pvrLenovoideapad720S-13ARR:rvnLENOVO:rnLNVNB161216:rvrSDK0L77769WIN:cvnLENOVO:ct10:cvrLenovoideapad720S-13ARR: dmi.product.family: ideapad 720S-13ARR dmi.product.name: 81BR dmi.product.sku: LENOVO_MT_81BR_BU_idea_FM_ideapad 720S-13ARR dmi.product.version: Lenovo ideapad 720S-13ARR dmi.sys.vendor: LENOVO version.compiz: compiz N/A version.libdrm2: libdrm2 2.4.99-1ubuntu1 version.libgl1-mesa-dri: libgl1-mesa-dri 19.2.1-1ubuntu1 version.libgl1-mesa-glx: libgl1-mesa-glx N/A version.xserver-xorg-core: xserver-xorg-core 2:1.20.5+git20191008-0ubuntu1 version.xserver-xorg-input-evdev: xserver-xorg-input-evdev N/A version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:19.0.1-1ubuntu1 version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.917+git20190815-1 version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.16-1 ** Affects: xorg (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug eoan ubuntu -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xorg in Ubuntu. https://bugs.launchpad.net/bugs/1848360 Title: Screen alway returns to full brightness after wake up To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1848360/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp