Fatal trap 12: page fault while in kernel mode
cpuid = 3; lapic id = 3
fault virtual address	= 0xffffffff40000000
fault code		= supervisor read data, page not present
instruction pointer	= 0x8:0xffffffff80bcb96c
stack pointer	        = 0x10:0xffffffff8263f3f0
frame pointer	        = 0x10:0xffffffff8263f438
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		= 1154
current thread          = pri 6 
kernel: type 12 trap, code=0

CPU3 stopping CPUs: 0x00000037
 stopped
Stopped at      bcmp+0x3c:      movl    (%rsi),%r9d
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