Fatal trap 12: page fault while in kernel mode
cpuid = 0; lapic id = 0
fault virtual address	= 0xfffff8208d6e27f4
fault code		= supervisor read data, page not present
instruction pointer	= 0x8:0xffffffff80a39c86
stack pointer	        = 0x10:0xffffffff817addb0
frame pointer	        = 0x10:0xffffffff817addf0
code segment		= base 0x0, limit 0xfffff, type 0x1b
			= DPL 0, pres 1, long 1, def32 0, gran 1
processor eflags	= interrupt enabled, resume, IOPL = 0
current process		= 0
current thread          = pri 12 
kernel: type 12 trap, code=0

CPU0 stopping CPUs: 0x00000006
 stopped
Stopped at      AcpiTbLoadNamespace+0x36:       cmpl    $0x54445344,0x14(%rbx)