Nathaniel, your problem is fundamentally very similar but a little different. I suspect that if you boot without "!Windows 2012" you'll find some ACPI error messages in dmesg. I'd appreciate it if you could give this a try and then attach your dmesg so I can verify that this is correct.
Nathaniel, your problem is fundamentally very similar but a little different. I suspect that if you boot without "!Windows 2012" you'll find some ACPI error messages in dmesg. I'd appreciate it if you could give this a try and then attach your dmesg so I can verify that this is correct.