我按照手册做的内核，烧写的光盘自带的文件系统出现问题

Freeing init memory: 116K
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WARNING: at kernel/mutex.c:207 __mutex_lock_slowpath+0x1dc/0x218()
Modules linked in: mac80211(+) input_polldev
[<c002ba68>] (unwind_backtrace+0x0/0xe8) from [<c00397f4>] (warn_slowpath_common+0x44/0x78)
[<c00397f4>] (warn_slowpath_common+0x44/0x78) from [<c029d218>] (__mutex_lock_slowpath+0x1dc/0x218)
[<c029d218>] (__mutex_lock_slowpath+0x1dc/0x218) from [<c029d260>] (mutex_lock+0xc/0x20)
[<c029d260>] (mutex_lock+0xc/0x20) from [<bf010abc>] (ieee80211_rate_control_register+0x2c/0xd8 [mac80211])
unwind: Index not found bf010abc
---[ end trace 20444403e2dfe51e ]---
Unable to handle kernel paging request at virtual address e92dd830
pgd = c3b40000
[e92dd830] *pgd=00000000
Internal error: Oops: 5 [#1]
Modules linked in: mac80211(+) input_polldev
CPU: 0    Tainted: G        W   (2.6.30.4-EmbedSky #17)
PC is at strcmp+0x8/0x38
LR is at ieee80211_rate_control_register+0x44/0xd8 [mac80211]
pc : [<c014a500>]    lr : [<bf010ad4>]    psr: 20000013
sp : c3affec0  ip : e92dd830  fp : c3affee4
r10: c03aa0a0  r9 : bf029000  r8 : bf02617c
r7 : bf026240  r6 : bf026188  r5 : 00000000  r4 : c3afe000
r3 : bf000000  r2 : 00000000  r1 : bf01e614  r0 : e92dd830
Flags: nzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment user
Control: c000717f  Table: 33b40000  DAC: 00000015
Process insmod (pid: 961, stack limit = 0xc3afe268)
Stack: (0xc3affec0 to 0xc3b00000)
fec0: 00028e68 001dffa8 bf026270 c3afe000 c0025fc8 bf029000 c3affef4 c3affee8
fee0: bf029028 bf010aa0 c3afff04 c3affef8 bf029010 bf029024 00000000 c3afff08
ff00: c002529c bf029010 c48a13b8 c48a14d0 c48a1070 c48a0f5f c39dd460 c48aaab8
ff20: 0000001c 0000000a 00000467 00000002 00000002 c48a14f8 c0391030 bf01e620
ff40: 00000023 bf01e74c 00000002 00000000 00000000 00000000 00000000 00000000
ff60: 00028e68 00028e68 001dffa8 bf026270 00000000 c0025fc8 c3afe000 00000000
ff80: bed34e94 c005c7cc 00000003 c399c9c0 c39d5b00 00028e68 00000001 bed34f74
ffa0: 00000080 c0025e20 00028e68 00000001 40000008 00028e68 001dffa8 bed34f74
ffc0: 00028e68 00000001 bed34f74 00000080 00000000 00000002 00000000 bed34e94
ffe0: bed34cc0 bed34cb0 0002b9c0 00009310 20000010 40000008 30469031 30469431
[<c014a500>] (strcmp+0x8/0x38) from [<bf010ad4>] (ieee80211_rate_control_register+0x44/0xd8 [mac80211])
unwind: Index not found bf010ad4
Code: e8bd0030 e12fff1e e1a0c000 e3a02000 (e7dc0002)
---[ end trace 20444403e2dfe51f ]---
Segmentation fault
这到底是怎么一回事呢？请各位大侠帮忙就绝解决。。。