Jacques Lerin, thank you for reporting this and helping make Ubuntu better.
1) Is this still reproducible if you update to the latest HWE stack as per https://wiki.ubuntu.com/Kernel/LTSEnablementStack ? 2) Are you having a temperature issue? One may confirm following https://help.ubuntu.com/community/SensorInstallHowto . ** Tags added: bios-outdated-4.2.0 ** Changed in: xorg (Ubuntu) Importance: Undecided =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/1737210 Title: sytem restart spontaneously Status in xorg package in Ubuntu: Incomplete Bug description: many errors in the syslog file ProblemType: Bug DistroRelease: Ubuntu 16.04 Package: xorg 1:7.7+13ubuntu3 ProcVersionSignature: Ubuntu 4.10.0-42.46~16.04.1-generic 4.10.17 Uname: Linux 4.10.0-42-generic x86_64 .tmp.unity_support_test.0: ApportVersion: 2.20.1-0ubuntu2.14 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 Date: Fri Dec 8 18:13:10 2017 DistUpgraded: Fresh install DistroCodename: xenial DistroVariant: ubuntu ExtraDebuggingInterest: Yes, if not too technical GraphicsCard: Intel Corporation Device [8086:22b1] (rev 35) (prog-if 00 [VGA controller]) Subsystem: Dell Device [1028:06ac] InstallationDate: Installed on 2017-12-01 (7 days ago) InstallationMedia: Ubuntu 16.04.3 LTS "Xenial Xerus" - Release amd64 (20170801) MachineType: Dell Inc. Inspiron 15-3552 ProcEnviron: LANGUAGE=fr_FR PATH=(custom, no user) LANG=fr_FR.UTF-8 SHELL=/bin/bash ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.10.0-42-generic.efi.signed root=UUID=37c501cb-0ddd-431e-b11c-d759f08a3f7f ro quiet splash vt.handoff=7 SourcePackage: xorg UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 12/22/2016 dmi.bios.vendor: Dell Inc. dmi.bios.version: 4.0.13 dmi.board.name: 079W3P dmi.board.vendor: Dell Inc. dmi.board.version: A00 dmi.chassis.type: 8 dmi.chassis.vendor: Dell Inc. dmi.chassis.version: Not Specified dmi.modalias: dmi:bvnDellInc.:bvr4.0.13:bd12/22/2016:svnDellInc.:pnInspiron15-3552:pvr4.0.13:rvnDellInc.:rn079W3P:rvrA00:cvnDellInc.:ct8:cvrNotSpecified: dmi.product.name: Inspiron 15-3552 dmi.product.version: 4.0.13 dmi.sys.vendor: Dell Inc. version.compiz: compiz 1:0.9.12.2+16.04.20160823-0ubuntu1 version.ia32-libs: ia32-libs N/A version.libdrm2: libdrm2 2.4.76-1~ubuntu16.04.1 version.libgl1-mesa-dri: libgl1-mesa-dri 17.0.7-0ubuntu0.16.04.2 version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A version.libgl1-mesa-glx: libgl1-mesa-glx 17.0.7-0ubuntu0.16.04.2 version.xserver-xorg-core: xserver-xorg-core N/A version.xserver-xorg-input-evdev: xserver-xorg-input-evdev N/A version.xserver-xorg-video-ati: xserver-xorg-video-ati N/A version.xserver-xorg-video-intel: xserver-xorg-video-intel N/A version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau N/A To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1737210/+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
