oops message when detaching usb device (ohci) of 2.5.47

Hi,

I get this oops message when i detach usb device in 2.5.47 (ohci)

thanks,
joyce

t@Javelina kernel]$hciconfig hci0 up
hci_usb_send_ctrl: hci0 ctrl tx submit failed urb c6bd76e0 err -90
Can't init device hci0. Connection timed out(110) [root@Javelina kernel]$drivers/usb/core/usb.c: USB disconnect on device 2

Unable to handle kernel paging request at virtual
address 5ee3ee84
pgd = c0004000
[5ee3ee84] *pgd=00000000
Internal error: Oops: 5
hci_usb rfcomm l2cap bluetooth ohci-hcd usbcore
CPU: 0
pc : [<c0045108>]    lr : [<c887bb50>]    Not tainted

sp : c6ccbed0 ip : c6ccbeec fp : c6ccbee8
r10: 00000001 r9 : c6bd5504 r8 : 00000000 r7 : c6bd5000 r6 : a0000013 r5 : ffffff02 r4 :
c6bd7200
r3 : 0013fffb r2 : c0c06fd8 r1 : 00000000 r0 :
5ee3ee84
Flags: NzCv IRQs off FIQs on Mode SVC_32 Segment user
Control: C000317F Table: 06CF0000 DAC: 00000015 Process khubd (pid: 60, stack limit = 0xc6cca0d8)

Stack: (0xc6ccbed0 to 0xc6ccc000)

bec0: c6bd7200
c7fffae0 00000000 c6ccbf28
bee0: c6ccbeec c887bb50 c00450dc 00000000 00000104 00000000 00000000 00000000
bf00: c6bd5000 00000002 00000208 0000023c 00000004 c6bd5dfc c7eae248 c6ccbf3c
bf20: c6ccbf2c c887591c c887ba78 c6bd5000 c6ccbf5c c6ccbf40 c8875ab4 c88758d0
bf40: 00000100 c6bd5c00 00000002 00000001 c6ccbf94 c6ccbf60 c88780a8 c88759d8
bf60: 00000003 c8882a1c c7eae220 00000002 c6bd5c00 c7eae220 40000013 00000001
bf80: 02049230 c7eae248 c6ccbfc4 c6ccbf98 c8878450 c8878018 01000003 00000000
bfa0: c6ccbfc8 c8886430 c8886440 0000004c ffffffea c6d3e000 c6ccbff4 c6ccbfc8
bfc0: c88786cc c88782f0 00000000 c6e4d080 c0026824 c8886444 c8886444 c88864a0
bfe0: 00000000 c6b52000 00000000 c6ccbff8 c001e0b0 c88786a0 001fe011 001fe411

Backtrace:

Function entered at [<c00450cc>] from [<c887bb50>]
r6 = 00000000 r5 = C7FFFAE0 r4 = C6BD7200
Function entered at [<c887ba68>] from [<c887591c>] Function entered at [<c88758c0>] from [<c8875ab4>]
r4 = C6BD5000
Function entered at [<c88759c8>] from [<c88780a8>]
r7 = 00000001 r6 = 00000002 r5 = C6BD5C00 r4 =
00000100
Function entered at [<c8878008>] from [<c8878450>] Function entered at [<c88782e0>] from [<c88786cc>] Function entered at [<c8878690>] from [<c001e0b0>]
r6 = C6B52000 r5 = 00000000 r4 = C88864A0

Code: e5922000 e0833103 e0822183 e5920008 (e5904000)

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