I had the exact same problem on my lenovo X200. I could solve it by disabling "Execution Prevention" in the BIOS under Security -> Memory Protection. After I set it to "Disabled", Ubuntu booted again without any problem.
-- [g45] No DRM, high cpu usage by X on rendering and frequent X crashes on Intel(R) G45/G43 Integrated Graphics Chipset https://bugs.launchpad.net/bugs/472506 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
