Unable to handle kernel NULL pointer dereference at virtual address 00000000
 printing eip:
f889e044
*pde = 00000000
Oops: 0002
CPU:    1
EIP:    0010:[<f889e044>]
EFLAGS: 00010246
eax: 00000000   ebx: d5762800   ecx: 00000400   edx: c19665fc
esi: d55be120   edi: 00000000   ebp: d5764260   esp: d5505f1c
ds: 0018   es: 0018   ss: 0018
Process ls (pid: 865, stackpage=d5505000)
Stack: d5762800 d55be120 d5764260 d5764260 d55be120 00000000 f889d966 d55be120
       d5762800 d5504000 d5764260 fffffffe fffffffb d5762800 d5764260 d55be120
       00000000 d5764260 bffffa40 00000006 c0140c10 d5764260 d5505fb0 c0140e7c
Call Trace: [<f889d966>] [<c0140c10>] [<c0140e7c>] [<c0140f9e>] [<c0140e7c>] [<c0108f4b>]

Code: f3 ab e9 8b 00 00 00 90 8d 74 26 00 8b 44 24 14 c7 00 00 00
Segmentation fault