I am trying to use an IONetworks Edgeport/4 USB-serial port adapter. When I plug it in, the driver crashes with the following information. It was retrieved using dmesg.

<dump>
usb 2-2: new full speed USB device using address 2
usb 2-2: Product: Edgeport/4
usb 2-2: Manufacturer: Inside Out Networks
usb 2-2: SerialNumber: 04-01-010157
drivers/usb/serial/usb-serial.c: USB Serial support registered for Edgeport 1 port adapter
drivers/usb/serial/usb-serial.c: USB Serial support registered for Edgeport 2 port adapter
drivers/usb/serial/usb-serial.c: USB Serial support registered for Edgeport 4 port adapter
drivers/usb/serial/usb-serial.c: USB Serial support registered for Edgeport 8 port adapter
io_edgeport 2-2:1.0: Edgeport 4 port adapter converter detected
usb 2-2: Inside Out Network Edgeport/4 detected
Unable to handle kernel paging request at virtual address 00fcb311
printing eip:
fad05d38
*pde = 00000000
Oops: 0000 [#1]
CPU: 0
EIP: 0060:[<fad05d38>] Tainted: P EFLAGS: 00010246 (2.6.4-54.5-default)
EIP is at edge_startup+0x318/0x14c0 [io_edgeport]
eax: 00000001 ebx: f702a000 ecx: 00fcb300 edx: 00000004
esi: f735b400 edi: f702a460 ebp: 00000040 esp: f1c17ca8
ds: 007b es: 007b ss: 0068
Process modprobe (pid: 4205, threadinfo=f1c16000 task=f72cd830)
Stack: 00037af8 0603004d 00000000 00000042 00000000 40c202a8 10b5d448 00000000
00000000 0000106d 00000000 655f6f69 70656764 0074726f 00000001 00000206
fabb438f fad07288 fad0aca0 fad07288 c013825c f702a000 00fcb300 2d303533
Call Trace:
[<c013825c>] evl_printk+0x1c/0x20
[<fad05a20>] edge_startup+0x0/0x14c0 [io_edgeport]
[<fabb2498>] usb_serial_probe+0x618/0xe60 [usbserial]
[<c0189210>] init_dir+0x0/0x20
[<c0168d5f>] d_instantiate+0x3f/0x50
[<fa9d430d>] usb_probe_interface+0x3d/0x50 [usbcore]
[<c021f967>] bus_match+0x27/0x50
[<c021fb1f>] driver_attach+0x4f/0x90
[<c021fbc1>] bus_add_driver+0x61/0x80
[<c0220018>] driver_register+0x28/0x30
[<fabb195c>] usb_serial_register+0x14c/0x250 [usbserial]
[<fa9d54a6>] usb_register+0x36/0x80 [usbcore]
[<face404b>] edgeport_init+0x4b/0x92 [io_edgeport]
[<c0132325>] sys_init_module+0x105/0x15b0
[<c0140950>] __kmalloc+0x0/0x60
[<face4000>] edgeport_init+0x0/0x92 [io_edgeport]
[<c0140067>] kmem_cache_free+0x27/0x30
[<c0149e3b>] __do_mmap_pgoff+0x35b/0x680
[<c010e3dd>] do_mmap2+0x6d/0xa0
[<c010e3ff>] do_mmap2+0x8f/0xa0
[<c0107dc9>] sysenter_past_esp+0x52/0x79


Code: 8a 41 11 38 c2 74 22 25 ff 00 00 00 50 31 c0 88 d0 50 68 83

</dump>

The kernel version is

Linux version 2.6.4-54.5-default ([EMAIL PROTECTED]) (gcc version 3.3.3 (SuSE Linux)) #1 Fri May 7 21:43:10 UTC 2004

Thanks in advance,
   Rick




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