Thank you for reporting this bug to Ubuntu. Ubuntu 16.10 (yakkety) reached end-of-life on July 20, 2017.
See this document for currently supported Ubuntu releases: https://wiki.ubuntu.com/Releases We appreciate that this bug may be old and you might not be interested in discussing it any more. But if you are then please upgrade to the latest Ubuntu version and re-test. If you then find the bug is still present in the newer Ubuntu version, please add a comment here telling us which new version it is in and change the bug status to Confirmed. ** Changed in: gnome-session (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to gnome-session in Ubuntu. https://bugs.launchpad.net/bugs/1599327 Title: gnome-session crashes with pixman_region32_init_rect: Invalid rectangle passed Status in gnome-session package in Ubuntu: Incomplete Bug description: When the problem appears, all the computer screens stop showing the apps (and unity) for a moment, then everything recovers, including the apps. It's simply annoying because it's surprising and it takes a moment to recover. I get this messages in journalctl, repeated multiple times: Jul 06 07:40:44 maldita gnome-session[4791]: *** BUG *** Jul 06 07:40:44 maldita gnome-session[4791]: In pixman_region32_init_rect: Invalid rectangle passed Jul 06 07:40:44 maldita gnome-session[4791]: Set a breakpoint on '_pixman_log_error' to debug ProblemType: Bug DistroRelease: Ubuntu 16.10 Package: gnome-session 3.18.1.2-1ubuntu2 ProcVersionSignature: Ubuntu 4.4.0-30.49-generic 4.4.13 Uname: Linux 4.4.0-30-generic x86_64 ApportVersion: 2.20.2-0ubuntu1 Architecture: amd64 CurrentDesktop: Unity Date: Wed Jul 6 07:42:38 2016 EcryptfsInUse: Yes InstallationDate: Installed on 2012-11-25 (1318 days ago) InstallationMedia: Ubuntu 12.10 "Quantal Quetzal" - Alpha amd64 (20120627) PackageArchitecture: all ProcEnviron: LANGUAGE=en_SG:en PATH=(custom, no user) XDG_RUNTIME_DIR=<set> LANG=en_SG.UTF-8 SHELL=/bin/bash SourcePackage: gnome-session UpgradeStatus: Upgraded to yakkety on 2015-03-14 (479 days ago) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-session/+bug/1599327/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : [email protected] Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp

