Here is dmesg from when the screen was black and restarting every four seconds
** Attachment added: "dmesg.log" http://launchpadlibrarian.net/10206216/dmesg.log -- Computer locks up randomly during certain programs (965G) https://bugs.launchpad.net/bugs/154343 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
