login: Fatal user address access from kernel mode from df5846_storm at ffffffff8095d135


Fatal trap 12: page fault while in kernel mode
cpuid = 5; lapic id = 5
fault virtual address	= 0x81554
fault code		= supervisor read data, page not present
instruction pointer	= 0x8:0xffffffff8095d135
stack pointer	        = 0x10:0xfffff801183f3478
frame pointer	        = 0x10:0xfffff801183f34b8
code segment		= base 0x0, limit 0xfffff, type 0x1b
			= DPL 0, pres 1, long 0, def32 0, gran 1
processor eflags	= interrupt enabled, resume, IOPL = 0
current process		= 848
current thread          = pri 6 
kernel: type 12 trap, code=0

CPU5 stopping CPUs: 0x0000001f
 stopped
Stopped at      hammer2_xop_start_except+0x25:  movl    0x81554(%r13),%ecx