Ah, of course, I have to install the corresponding headers too, so that DKMS module gets built. Now I'll run daily on the latest kernel, that will increase the testability.
Additional symptom to the bug report. Sometimes instead of freezeing, GPU accelerated windows get kinda disturbed - flickering and artefacts on screen. -- 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/1553882 Title: GPU hangs after resume from suspend Status in linux package in Ubuntu: Incomplete Bug description: 1) Xenial 64 bit 2) linux-headers-generic 4.4.0.10.11 3) Graphics hardware acceleration should still work after resume from suspend 4) Chrome gets frozen, glxgears does not work, games do not launch etc. ProblemType: Bug DistroRelease: Ubuntu 16.04 Package: linux-image-4.4.0-10-generic 4.4.0-10.25 ProcVersionSignature: Ubuntu 4.4.0-10.25-generic 4.4.3 Uname: Linux 4.4.0-10-generic x86_64 ApportVersion: 2.20-0ubuntu3 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/pcmC0D0p: roodis 3367 F...m pulseaudio /dev/snd/controlC0: roodis 3367 F.... pulseaudio CurrentDesktop: XFCE Date: Sun Mar 6 21:24:11 2016 HibernationDevice: RESUME=UUID=feac0ff7-9251-4be0-ad43-e4fb37779bf3 InstallationDate: Installed on 2016-02-26 (8 days ago) InstallationMedia: Xubuntu 16.04 LTS "Xenial Xerus" - Alpha amd64 (20160224) MachineType: Dell Inc. Latitude E5520 ProcFB: 0 inteldrmfb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.4.0-10-generic root=UUID=353d3ce7-d2fc-407d-9490-53dd3714fb39 ro noprompt persistent quiet splash vt.handoff=7 RelatedPackageVersions: linux-restricted-modules-4.4.0-10-generic N/A linux-backports-modules-4.4.0-10-generic N/A linux-firmware 1.156 SourcePackage: linux UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 12/26/2013 dmi.bios.vendor: Dell Inc. dmi.bios.version: A14 dmi.board.asset.tag: Min tie dmi.board.name: 03PH4G dmi.board.vendor: Dell Inc. dmi.board.version: A01 dmi.chassis.asset.tag: Min tie dmi.chassis.type: 9 dmi.chassis.vendor: Dell Inc. dmi.modalias: dmi:bvnDellInc.:bvrA14:bd12/26/2013:svnDellInc.:pnLatitudeE5520:pvr01:rvnDellInc.:rn03PH4G:rvrA01:cvnDellInc.:ct9:cvr: dmi.product.name: Latitude E5520 dmi.product.version: 01 dmi.sys.vendor: Dell Inc. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1553882/+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