Unable to handle kernel paging request on ixdp425
when I insmod a ath_pci.ko,system crashed
my linux system:2.6.15
HW: IXDP425
Radio:athros5212
logs as follow:
Unable to handle kernel paging request at virtual address c5924004
pgd = c3950000
[c5924004] *pgd=03c8a011, *pte=00000000, *ppte=00000000
Internal error: Oops: 7 [#1]
Modules linked in: ath_pci ath_dev ath_rate_atheros wlan ath_hal ixp400_eth ixp400
CPU: 0
PC is at ath_hal_reg_read+0x18/0x50 [ath_hal]
LR is at ar5212SetPowerMode+0x80/0x250 [ath_hal]
pc : [<bf10d220>] lr : [<bf1184f4>] Tainted: PF
sp : c3919ae4 ip : c3919afc fp : c3919af8
r10: 00000000 r9 : c3919bd8 r8 : 00000000
r7 : 00000001 r6 : c2c90000 r5 : bf14fd78 r4 : 00000001
r3 : 00004004 r2 : c5920000 r1 : 00004004 r0 : c2c90000
Flags: nzCv IRQs on FIQs on Mode SVC_32 Segment user
Control: 39FF Table: 03950000 DAC: 00000015
Process insmod (pid: 75, stack limit = 0xc3918194)
Stack: (0xc3919ae4 to 0xc391a000)
9ae0: c3919bf0 00000001 c3919bf0 c3919afc bf1184f4 bf10d214 bf14fd78
9b00: bf14fd78 bf14fdb0 00000013 c2c8c000 00000000 c5920000 c2c90000 bf114884
9b20: 00000000 c3919bd8 c5920000 00003b8e 00003b8e c3919b64 c3919b44 c003e0a4
9b40: c003dd1c c029feb4 c3919be8 bf1dbe0c c029fecf 0000001e c3919bd0 c3919b68
9b60: c003e3e4 c003df60 c3919b74 c005ee64 c005ea58 000200d0 c02a45f0 c3919bb8
9b80: c3919b8c c0033248 c0033008 0000a808 60000013 c3919bdf bf1dbe0c c3919bd8
9ba0: bf1b76c4 bf1dbe0c 00000000 c2c8c000 c3919d3c 00000013 c3919bf0 bf10d7c4
9bc0: 00000000 c3919bd8 00000000 bf10d044 00000000 c3919bd8 c01056c0 0000137c
9be0: c2c8a260 c3919c6c c3919bf4 bf1b7bf8 bf10d00c c3919c2c c3919c04 c0028b10
9c00: c0042770 000026ca 00000001 20000013 00000004 000000d0 00000001 c024e1d0
9c20: 000000d0 00000001 c3919c84 c3919c38 00000008 c005e514 00000044 ffffffff
9c40: c02562d0 c2c8bdec c2c8bb70 c2c8bb74 48110000 00000001 bf1dd0a8 c2c8bdec
9c60: c3919cfc c3919c70 bf1d359c bf1b7b10 c2c8bdec c2c8bb70 c2c8bb74 c2c8a260
9c80: c005ee64 c005ea58 000200d0 00000038 00000010 c3919ca0 c035f440 00000004
9ca0: c035e5a0 00000000 c02b7840 000000d0 00000000 c3919cf0 c3919cc4 c00620d4
9cc0: c0061bf0 00000001 a0000013 c0395000 00001920 c2c8a000 c0395000 c2c8a000
9ce0: 48110000 c2c8a260 bf1dd0a8 c2c8bdec c3919d28 c3919d00 bf1cebdc bf1d3550
9d00: c019f0b0 00000000 c0395000 c2c8a000 48110000 c5920000 c2c8a260 c3919d74
9d20: c3919d2c bf1cf0d8 bf1cebb4 00010000 c3919d50 00000000 00000000 00000000
9d40: c5920000 00000000 c3919d08 c0395000 bf1dbd48 ffffffed 00000000 c487019c
9d60: c3e53720 00000000 c3919d94 c3919d78 c010792c bf1cee2c c0395044 00000000
9d80: bf1dbd70 bf1dbd70 c3919db0 c3919d98 c0126694 c01078d8 c0395108 c3919dc8
9da0: c012678c c3919dc4 c3919db4 c01267d8 c0126644 00000000 c3919df0 c3919dc8
9dc0: c0125db4 c0126798 c02528b0 c02528b0 c039508c bf1dbd84 bf1dbd70 00000000
9de0: c02527c8 c3919e00 c3919df4 c0126824 c0125d70 c3919e28 c3919e04 c01261dc
9e00: c0126810 bf1dbd70 bf1dbee0 00000000 c024e02c c487019c c3e536f4 c3919e40
9e20: c3919e2c c0126bb0 c012617c c3e536f4 bf1dbd48 c3919e5c c3919e44 c0107794
9e40: c0126b7c c3919e60 c024e03c bf1dbee0 c3919e6c c3919e60 bf1dd030 c010772c
9e60: c3919fa4 c3919e70 c00576f8 bf1dd00c 00000000 00000348 bf1dbeec 000002f4
9e80: 00000030 c00fabc4 00000000 c3919edc c3919e9c bf1da65c 00000000 00000204
9ea0: c3cd01e0 bf1dd000 0000000b 00000000 00000000 00000000 0000000a 00000000
9ec0: 0000000f 00000000 00000000 00000000 00000015 00000014 c48754e4 c48700e8
9ee0: c4865000 c3918000 c0239378 00000000 c0239580 00000000 c006baa8 c3ddccec
9f00: 00000000 c3de07a0 00000000 00000000 00000000 00000012 00000000 00000000
9f20: c3ddccec c3ddccf8 c3ddce8c 00000001 00000001 c3918000 40095000 c3de07a0
9f40: 00000000 00011b9d c3919fa4 c3919f58 c002bc70 c0077ac8 00000001 00000000
9f60: 00000000 00000000 00011b9d 00000001 00000001 00000003 00000000 00000003
9f80: 00000000 00000000 00000080 c0027ca4 c3918000 00000002 00000000 c3919fa8
9fa0: c0027b20 c0056328 00000000 00000000 00900080 40095000 00011b9d 0007b008
9fc0: 00000003 00000000 00000000 be9edbd4 be9edd13 00000002 00000002 0000bb44
9fe0: 40052778 be9edaa4 000172f8 40052788 20000010 00900080 41505753 5349415f
Backtrace:
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