There is nothing really in those logs. It would be useful if you can get a backtrace while gnome-shell is frozen.
https://live.gnome.org/GnomeShell/Debugging Also make sure you install debug symbols https://wiki.ubuntu.com/DebuggingProgramCrash#Debug_Symbol_Packages -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1060052 Title: gnome shell freezes on startup. intermittent To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-shell/+bug/1060052/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs