DF5303: sc=0xfffff80118430000 sizeof=35400 &sc->ir[0x20]=0xfffff801184389c8 is 35272 bytes PAST the softc (ir[] ends at 0xfffff801184389c8)
DF5303: calling production dump_db(sc, OHCI_MAX_DMA_CH=0x44) -- OOB dbch at ir[32], walk starts at crafted top=0x10
Fatal user address access from kernel mode from sysctl at ffffffff8068d270


Fatal trap 12: page fault while in kernel mode
cpuid = 1; lapic id = 1
fault virtual address	= 0x48
fault code		= supervisor read data, page not present
instruction pointer	= 0x8:0xffffffff8068d270
stack pointer	        = 0x10:0xfffff80118179700
frame pointer	        = 0x10:0xfffff80118179768
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		= 995
current thread          = pri 6 
kernel: type 12 trap, code=0

CPU1 stopping CPUs: 0x0000003d
 stopped
Stopped at      device_print_prettyname:        movq    0x48(%rdi),%rax
db>