Krzysztof Okupski, could you please capture the xorg backtrace following https://help.ubuntu.com/community/DebuggingSystemCrash ?
** Package changed: linux (Ubuntu) => xorg (Ubuntu) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1303739 Title: Casual screen freeze in Xubuntu 14.04 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1303739/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
