Fatal trap 12: page fault while in kernel mode
cpuid = 3; lapic id = 3
fault virtual address	= 0x1
fault code		= supervisor read data, page not present
instruction pointer	= 0x8:0xffffffff8073a228
stack pointer	        = 0x10:0xfffff8008d267970
frame pointer	        = 0x10:0xfffff8008d2679b0
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		= Idle
current thread          = pri 12 
kernel: type 12 trap, code=0

CPU3 stopping CPUs: 0x00000037
 stopped
Stopped at      gif_output+0x128:       movzbl  0x1(%rax),%eax
db>