OK then. Let's ignore the Gnome part and make this bug just about the kernel crash (which is *probably* what you also see in Gnome).
** Summary changed: - Gnome crash frequently + i915 crashes hsw_power_well_enable ** No longer affects: gnome-shell (Ubuntu) -- 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/1878670 Title: i915 crashes hsw_power_well_enable Status in OEM Priority Project: Incomplete Status in linux package in Ubuntu: Triaged Bug description: The system freezes frequently then logs out. If happens at apparently random times, and using no particular app. Extract of syslog is attached. Requested info is below: 1) release Ubuntu 18.04.2 LTS (beaver-osp1-melisa X30) 2) package version gnome-session: Installeret: (ingen) Kandidat: 3.28.1-0ubuntu3 Versionstabel: 3.28.1-0ubuntu3 500 500 http://dk.archive.ubuntu.com/ubuntu bionic-updates/universe amd64 Packages 3.28.1-0ubuntu2 500 500 http://dk.archive.ubuntu.com/ubuntu bionic/universe amd64 Packages 3) Gnome shouldn't crash 4) Gnome crashed To manage notifications about this bug go to: https://bugs.launchpad.net/oem-priority/+bug/1878670/+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