Guilherme Versiani, thank you for reporting this and helping make Ubuntu better.
1) Do you have an actual usability issue or you just notice these errors in the logs? 2) To clarify, which updates were applied specifically when this issue started to happen? ** Tags added: bios-outdated-a06 ** Changed in: xorg (Ubuntu) Importance: Undecided => Low ** Changed in: xorg (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xorg in Ubuntu. https://bugs.launchpad.net/bugs/1606420 Title: Ubuntu 16.04 AMDGPU kernel errors Status in xorg package in Ubuntu: Incomplete Bug description: I have a Dell Inspiron 5548 and I made a clean install of Ubuntu 16.04 64-bits on it these past days, with subsequent updates, obtaining the following error on Xorg: [ 21.492120] [drm:gfx_v8_0_ring_test_ring [amdgpu]] *ERROR* amdgpu: cp failed to lock ring 0 (-2). [ 21.492154] [drm:amdgpu_resume [amdgpu]] *ERROR* resume 4 failed -2 [ 21.492178] [drm:amdgpu_resume_kms [amdgpu]] *ERROR* amdgpu_resume failed (-2). [ 21.492299] amdgpu 0000:04:00.0: couldn't schedule ib [ 21.492335] [drm:amdgpu_sched_run_job [amdgpu]] *ERROR* Error scheduling IBs (-22) [ 21.492373] [drm:amd_sched_main [amdgpu]] *ERROR* Failed to run job! Regards, G. B. Versiani ProblemType: Bug DistroRelease: Ubuntu 16.04 Package: xorg 1:7.7+13ubuntu3 ProcVersionSignature: Ubuntu 4.4.0-31.50-generic 4.4.13 Uname: Linux 4.4.0-31-generic x86_64 .tmp.unity_support_test.0: ApportVersion: 2.20.1-0ubuntu2.1 Architecture: amd64 CompizPlugins: No value set for `/apps/compiz-1/general/screen0/options/active_plugins' CompositorRunning: compiz CompositorUnredirectDriverBlacklist: '(nouveau|Intel).*Mesa 8.0' CompositorUnredirectFSW: true CurrentDesktop: Unity Date: Mon Jul 25 23:33:37 2016 DistUpgraded: Fresh install DistroCodename: xenial DistroVariant: ubuntu ExtraDebuggingInterest: Yes, if not too technical GraphicsCard: Intel Corporation Broadwell-U Integrated Graphics [8086:1616] (rev 09) (prog-if 00 [VGA controller]) Subsystem: Dell Broadwell-U Integrated Graphics [1028:0643] InstallationDate: Installed on 2016-07-13 (12 days ago) InstallationMedia: Ubuntu 16.04 LTS "Xenial Xerus" - Release amd64 (20160420.1) MachineType: Dell Inc. Inspiron 5548 ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.4.0-31-generic root=UUID=9e1e47f3-e3f1-49f1-8e8d-1e69672df7ce ro persistent quiet splash vt.handoff=7 SourcePackage: xorg UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 01/23/2015 dmi.bios.vendor: Dell Inc. dmi.bios.version: A03 dmi.board.name: 0YDTG3 dmi.board.vendor: Dell Inc. dmi.board.version: A00 dmi.chassis.type: 8 dmi.chassis.vendor: Dell Inc. dmi.chassis.version: A03 dmi.modalias: dmi:bvnDellInc.:bvrA03:bd01/23/2015:svnDellInc.:pnInspiron5548:pvrA03:rvnDellInc.:rn0YDTG3:rvrA00:cvnDellInc.:ct8:cvrA03: dmi.product.name: Inspiron 5548 dmi.product.version: A03 dmi.sys.vendor: Dell Inc. version.compiz: compiz 1:0.9.12.2+16.04.20160526-0ubuntu1 version.ia32-libs: ia32-libs N/A version.libdrm2: libdrm2 2.4.67-1ubuntu0.16.04.1 version.libgl1-mesa-dri: libgl1-mesa-dri 11.2.0-1ubuntu2 version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A version.libgl1-mesa-glx: libgl1-mesa-glx 11.2.0-1ubuntu2 version.xserver-xorg-core: xserver-xorg-core 2:1.18.3-1ubuntu2.2 version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.10.1-1ubuntu2 version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.7.0-1 version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.917+git20160325-1ubuntu1 version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.12-1build2 xserver.bootTime: Mon Jul 25 23:30:26 2016 xserver.configfile: default xserver.errors: xserver.logfile: /var/log/Xorg.0.log xserver.outputs: product id 4333 vendor AUO xserver.version: 2:1.18.3-1ubuntu2.2 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1606420/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp