Fatal trap 12: page fault while in kernel mode
cpuid = 0; apic id = 00
fault virtual address	= 0x0
fault code		= supervisor read data, page not present
instruction pointer	= 0x20:0xffffffff81566972
stack pointer	        = 0x28:0xfffffe005726b500
frame pointer	        = 0x28:0xfffffe005726b640
code segment		= base 0x0, limit 0xfffff, type 0x1b
			= DPL 0, pres 1, long 1, def32 0, gran 1
processor eflags	= resume, IOPL = 0
current process		= 1 (init)
rdi: 0000000000000000 rsi: 0000000000000000 rdx: 0000000000000000
rcx: fffffe00033eee30  r8: 0000000000000000  r9: 0000000000000001
rax: fffffe00033eee30 rbx: fffffe005492cf60 rbp: fffffe005726b640
r10: 00afbc99a187fe59 r11: 0000000000000017 r12: 0000000000000000
r13: 00000037030043ec r14: 0000000000000000 r15: fffffe005492cf58
trap number		= 12
panic: page fault
cpuid = 0
time = 3
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0xc6/frame 0xfffffe005726ad30
kd