The same problem, Intel N2940, update kernel and same issue. Problems with chrome, firefox and also with VLC and TOTEM.
But I observed that when freeze in restart previously to see login screen appear the message attached in screen for few seconds; only when freeze. ** Attachment added: "freeze message when restart" https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1575467/+attachment/4653663/+files/IMG_20160502_154746.jpg -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1575467 Title: Ubuntu 16.04 consistently freezes up / hangs To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1575467/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs