Public bug reported: After 6 days uptime, Chromum begins to exhibit black flashing in various situations, typically a sign of GPU problems After rebooting, the problem reappeared after 6 days.
After a few days of a flashing Chromium, GNOME Shell freezes To recover, the computer must be rebooted, indicating a kernel-level resource leak Exhibited on multiple-display HiDPI computer Not shown on a single-display nVidia Steps to reproduce the problem: Browse to http://www.slideshare.net/lemiorhan/test-driven-design-gdg-devfest-istanbul-2016 BUG - Constant flashing of address bar, bookmark bar and large parts of the content area - 80%+ cpu on the tab, 50% for Browser and 20% GPU (2-core hyperthreading) Moving the mouse cursor over the bookmark bar or the tabs for for certain pages, eg. Google search, flashes the bookmark bar and the address bar. It’s steady for Google Translate Works fine in Firefox 50.1.0 This appears to be a problem starting at a mutter upgrade: On 2017-01-09 upgrade of mutter to: 3.22.2-3~ubuntu16.10.1 from: 3.22.2-2ubuntu1~ubuntu16.10.1 ProblemType: Bug DistroRelease: Ubuntu 16.10 Package: mutter 3.22.2-3~ubuntu16.10.1 [origin: LP-PPA-gnome3-team-gnome3-staging] ProcVersionSignature: Ubuntu 4.8.0-34.36-generic 4.8.11 Uname: Linux 4.8.0-34-generic x86_64 ApportVersion: 2.20.3-0ubuntu8.2 Architecture: amd64 CurrentDesktop: GNOME Date: Sat Jan 21 10:28:52 2017 SourcePackage: mutter UpgradeStatus: Upgraded to yakkety on 2016-11-16 (65 days ago) ** Affects: ubuntu-gnome Importance: Undecided Status: New ** Affects: mutter (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug gnome3-ppa gnome3-staging third-party-packages wayland-session yakkety ** Also affects: mutter (Ubuntu) Importance: Undecided Status: New -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1658350 Title: Chromium Show flashing Black Squares in GPU Rendering To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu-gnome/+bug/1658350/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
