出现段错误,怎么修改?

zjasan

出现这样的信息,怎么找到在哪个地方出错了呢?
Unable to handle kernel NULL pointer dereference at virtual address 00000000
printing eip:
00000000
*pde = 00000000
Oops: 0000
hudf parport_pc lp parport autofs smbfs 8139too mii ipt_REJECT iptable_filter ip                                                                             _tables sg sr_mod ide-scsi scsi_mod ide-cd cdrom keybdev mousedev hid input us
CPU:    0
EIP:    0060:[<00000000>]    Tainted: PF
EFLAGS: 00010246

EIP is at [unresolved] (2.4.20-
eax: 00000000   ebx: 00000000   ecx: cf0d2000   edx: cf0d3f7c
esi: 00000000   edi: 00000000   ebp: d0925000   esp: c8c7ff20
ds: 0068   es: 0068   ss: 0068
Process insmod (pid: 2698, stackpage=c8c7f000)
Stack: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
       00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
       00000000 00000000 c0365700 00000001 00000000 c0301530 00000000 c010a9ae
Call Trace:   [<c010a9ae>] do_IRQ [kernel] 0xb2 (0xc8c7ff7c))
[<d0f1247c>] bufp2 [hudf] 0x347f7c (0xc8c7ff94))
[<d0f1247c>] bufp2 [hudf] 0x347f7c (0xc8c7ffb0))
[<c011c6e1>] sys_init_module [kernel] 0x4e5 (0xc8c7ffe0))
[<d0925060>] findBit2 [hudf] 0x0 (0xc8c7ffe4))
[<d0953e5c>] .kstrtab [hudf] 0x25e0 (0xc8c7fff0))