2.6.7 oops in usb hotplugging (hiddev/cpia_usb)

i boot up without my cpia_usb camera plugged in. when i plug it in, the modprobe hangs, and i see this error in dmesg:
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hub 1-1:1.0: port 1, status 0301, change 0001, 1.5 Mb/s usb 1-1.1: USB disconnect, address 4
usb 1-1.1: usb_disable_device nuking all URBs
ohci_hcd 0000:00:07.4: shutdown urb de607ad8 pipe 40408480 ep1in-intr usb 1-1.1: unregistering interface 1-1.1:1.0
usb 1-1.1:1.0: hotplug
usb 1-1.1: unregistering device
usb 1-1.1: hotplug
hub 1-1:1.0: debounce: port 1: delay 100ms stable 4 status 0x301 usb 1-1.1: new low speed USB device using address 7
usb 1-1.1: skipped 1 descriptor after interface
usb 1-1.1: new device strings: Mfr=3, Product=1, SerialNumber=2 usb 1-1.1: default language 0x0409
usb 1-1.1: Product: Back-UPS RS 1000 FW:7.g5 .D USB FW:g5 usb 1-1.1: Manufacturer: American Power Conversion
usb 1-1.1: SerialNumber: BB0100009999
usb 1-1.1: hotplug
usb 1-1.1: adding 1-1.1:1.0 (config #1, interface 0)
usb 1-1.1:1.0: hotplug
usbhid 1-1.1:1.0: usb_probe_interface
usbhid 1-1.1:1.0: usb_probe_interface - got id

Unable to handle kernel paging request at virtual address 2023f8fc
 printing eip:
e0e46c34
*pde = 00000000
Oops: 0002 [#1]
SMP 
Modules linked in: nfsd exportfs lockd sunrpc parport_pc lp parport autofs4 capability commoncap ipt_REJECT iptable_filter iptable_nat ip_conntrack ip_tables md5 ipv6 af_packet sr_mod cdrom usb_storage usbhid snd_ens1371 snd_rawmidi snd_seq_device snd_pcm_oss snd_mixer_oss snd_pcm snd_page_alloc snd_timer snd_ac97_codec snd soundcore ohci1394 ieee1394 ne2k_pci 8390 crc32 ohci_hcd usbcore amd74xx ide_core amd_k7_agp agpgart sg 3c59x psmouse
CPU:    1
EIP:    0060:[<e0e46c34>]    Not tainted
EFLAGS: 00010246   (2.6.7) 

EIP is at hiddev_cleanup+0x14/0x40 [usbhid]
eax: cfcfcfcf ebx: df43e9c8 ecx: de356e0c edx: e0e4b61c
esi: df43e9e0 edi: de356800 ebp: de6dcf78 esp: de6dcf74
ds: 007b es: 007b ss: 0068
Process apcupsd (pid: 2216, threadinfo=de6dc000 task=df1258f0)

Stack: df43e9c8 de6dcf8c e0e46ce8 dec287e0 dffb00a0 de231e20 de6dcfa4 c01565fe 
       df7e8a64 dec287e0 00000000 dfb186c0 de6dcfbc c0154e6f 00000000 00000004 
       0000000a 0808a7d0 de6dc000 c0104e33 00000004 00000000 08084018 0000000a 
Call Trace:
 [<c0105c0a>] show_stack+0x7a/0x90
 [<c0105d97>] show_registers+0x157/0x1b0
 [<c0105f1c>] die+0x8c/0x100
 [<c0115f23>] do_page_fault+0x253/0x50f
 [<c010589d>] error_code+0x2d/0x38
 [<e0e46ce8>] hiddev_release+0x88/0x90 [usbhid]
 [<c01565fe>] __fput+0xfe/0x110
 [<c0154e6f>] filp_close+0x4f/0x80
 [<c0104e33>] syscall_call+0x7/0xb

Code: c7 04 85 c0 b9 e4 e0 00 00 00 00 8b 43 14 8b 80 48 0c 00 00 
 <7>drivers/usb/core/file.c: looking for a minor, starting at 0

hiddev1: USB HID v1.10 Device [American Power Conversion Back-UPS RS 1000 FW:7.g5 .D USB FW:g5] on usb-0000:00:07.4-1.1 hub 1-1:1.0: 312mA power budget left
hub 1-1:1.0: port 4, status 0101, change 0001, 12 Mb/s
hub 1-1:1.0: debounce: port 4: delay 100ms stable 4 status 0x101
hub 1-1:1.0: port 4 not reset yet, waiting 10ms
usb 1-1.4: new full speed USB device using address 8
usb 1-1.4: new device strings: Mfr=0, Product=1, SerialNumber=0
usb 1-1.4: default language 0x0409
usb 1-1.4: Product: USB Camera
usb 1-1.4: hotplug
usb 1-1.4: adding 1-1.4:1.0 (config #1, interface 0)
usb 1-1.4:1.0: hotplug
hub 1-1:1.0: 212mA power budget left
Linux video capture interface: v1.00
V4L-Driver for Vision CPiA based cameras v1.2.3
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hanging modprobe:
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root      4933  4906  0 01:56 ?        00:00:00 /sbin/modprobe -s -q cpia_usb
root      4935  4934  0 01:56 ?        00:00:00 /sbin/modprobe -q -- cpia_usb
glynis    5167  4208  0 01:59 tty1     00:00:00 grep modprobe

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ver_linux:
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If some fields are empty or look unusual you may have an old version. Compare to the current minimal requirements in Documentation/Changes.

Linux butterfly 2.6.7 #1 SMP Tue Jul 6 23:30:14 EDT 2004 i686 GNU/Linux

Gnu C                  3.3.4
Gnu make               3.80
binutils               2.14.90.0.7
util-linux             2.12
mount                  2.12
module-init-tools      3.1-pre4
e2fsprogs              1.35
quota-tools            3.12.
nfs-utils              1.0.6
Linux C Library        2.3.2
Dynamic linker (ldd)   2.3.2
Procps                 3.2.1
Net-tools              1.60
Console-tools          0.2.3
Sh-utils               5.0.91
Modules Loaded         cpia videodev nfsd exportfs lockd sunrpc parport_pc lp parport autofs4 capability commoncap ipt_REJECT iptable_filter iptable_nat ip_conntrack ip_tables md5 ipv6 af_packet sr_mod cdrom usb_storage usbhid snd_ens1371 snd_rawmidi snd_seq_device snd_pcm_oss snd_mixer_oss snd_pcm snd_page_alloc snd_timer snd_ac97_codec snd soundcore ohci1394 ieee1394 ne2k_pci 8390 crc32 ohci_hcd usbcore amd74xx ide_core amd_k7_agp agpgart sg 3c59x psmouse

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____________________}John Flinchbaugh{______________________
| [email protected]         http://www.hjsoft.com/~glynis/ |
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