Unable to handle kernel NULL pointer dereference at virtual address 00000004

forlinux0518

系统启动过程中，出现类似下面错误，然后就重新启动！！
Code: 8b 51 04 83 fa ff 0f 84 56 01 00 00 83 fa fc 77 07 c7 41 04
<1>Unable to handle kernel NULL pointer dereference at virtual
address 00000004
printing eip:
dfd7d718
*pde = 00000000
Oops: 0000
CPU:    0
EIP:    0010:[<dfd7d718>]    Not tainted
EFLAGS: 00010286
eax: bffffd44   ebx: ddd16000   ecx: 00000000   edx: ddd16000
esi: c0106c33   edi: 0000000b   ebp: ddd17fb8   esp: ddd17f84
ds: 0018   es: 0018   ss: 0018
Process killall (pid: 32346, stackpage=ddd17000)
Stack: ddd16000 c0106c33 0000000b 00000000 da3a9000 0000000b ddd17fbc
c0105987
       bffffd44 c01059a7 00000000 00000a3a 00000020 bffff934 dfd7d8e8
00000000
       00000000 00000000 00000000 00000000 00000000 00000000 00000000
0000002b
如果大家有遇到 这样的问题的话，请多多留言，谢谢，在线等待！！！！！！！！！

cqowen

对NULL指针进行了非法操作 比如（int *）kmalloc （。。。）    kmalloc函数返回了NULL

jemofh

# insmod usb-skeleton.ko
usbcore: registered new interface driver skeleton
/ # usb 1-1.1: new full speed USB device using s3c2410-ohci and address 3
usb 1-1.1: New USB device found, idVendor=10c4, idProduct=0000
usb 1-1.1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
usb 1-1.1: Product: C8051F326 Development Board
usb 1-1.1: Manufacturer: SILICON LABORATORIES INC.
one_wire_status: 5
Unable to handle kernel NULL pointer dereference at virtual address 00000000
pgd = c0004000
[00000000] *pgd=00000000
Internal error: Oops: 17 [#1] PREEMPT
last sysfs file: /sys/kernel/ipv4/tcp_wmem_max
Modules linked in: usb_skeleton zd1211rw rt2800usb rt2800lib rt73usb rt2x00usb r
t2x00lib ath9k_htc ath9k_common mac80211 ath9k_hw ath libertas_sdio libertas cfg
80211 compat
CPU: 0    Not tainted  (2.6.36-FriendlyARM #1)
PC is at kmem_cache_alloc+0x3c/0xbc
LR is at kmem_cache_alloc+0x30/0xbc
pc : [<c01e3134>]    lr : [<c01e3128>]    psr: 60000093
sp : ce067d18  ip : c0626b0d  fp : c54a7a00
r10: bf168a04  r9 : c06dcccc  r8 : bf168a90
r7 : bf168490  r6 : 60000013  r5 : 000080d0  r4 : c06c0094
r3 : 00000000  r2 : 60000013  r1 : ffffffff  r0 : 00000000
Flags: nZCv  IRQs off  FIQs on  Mode SVC_32  ISA ARM  Segment kernel
Control: 00c5387d  Table: 5e03c008  DAC: 00000017

PC: 0xc01e30b4: