also, in `/var/log/Xorg.1.log.old` I see such error:
[ 16706.342] (EE) Fatal server error: [ 16706.342] (EE) Cannot run in framebuffer mode. Please specify busIDs for all framebuffer devices [ 16706.342] (EE) [ 16706.342] (EE) Please consult the The X.Org Foundation support at http://wiki.x.org for help. [ 16706.342] (EE) Please also check the log file at "/var/log/Xorg.1.log" for additional information. [ 16706.342] (EE) [ 16706.382] (EE) Server terminated with error (1). Closing log file. -- 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/1767096 Title: Random Xorg crashes Status in xorg package in Ubuntu: Confirmed Bug description: Xorg crashes randomly: environment just freezes for a second and I'm getting login screen. ProblemType: Bug DistroRelease: elementary 0.4.1 Package: xorg 1:7.7+13ubuntu3 [origin: Ubuntu] ProcVersionSignature: Ubuntu 4.13.0-39.44~16.04.1-generic 4.13.16 Uname: Linux 4.13.0-39-generic x86_64 ApportVersion: 2.20.1-0ubuntu2.16 Architecture: amd64 CurrentDesktop: Pantheon Date: Thu Apr 26 12:57:22 2018 InstallationDate: Installed on 2018-03-01 (55 days ago) InstallationMedia: elementary OS 0.4.1 "Loki" - Stable amd64 (20180214) SourcePackage: xorg UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1767096/+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