DF-5477B: st_cfgtbl = physical 0x7FB1C000 used as KVA (efirt.c:411-412, deref at :480); DMAP base = 0xffffb80000000000; dereferencing now...
Fatal user address access from kernel mode from sysctl at ffffffff80bcb811


Fatal trap 12: page fault while in kernel mode
cpuid = 1; lapic id = 1
fault virtual address	= 0x7fb1c000
fault code		= supervisor read data, page not present
instruction pointer	= 0x8:0xffffffff80bcb811
stack pointer	        = 0x10:0xfffff80118118730
frame pointer	        = 0x10:0xfffff80118118758
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		= 1182
current thread          = pri 6 
kernel: type 12 trap, code=0

CPU1 stopping CPUs: 0x0000003d
 stopped
Stopped at      bcmp+0x11:      movq    (%rdi),%r8
db>