I've noticed that this usually occurs when I'm playing some video in VLC. The video seems to freeze, but the audio keeps on playing. The system becomes totally unresponsive and needs a hard reset. I've been able to reproduce this a couple of times now.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/780053 Title: system freezes randomly -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs