kern/41091: System panics & resets when I insert HUAWEI E169 (3G modem) into USB socket

[bmk%bmk.com.au@localhost]

>Number:         41091
>Category:       kern
>Synopsis:       System panics & resets when I insert HUAWEI E169 (3G modem) 
>into USB socket
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    kern-bug-people
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Sun Mar 29 01:55:02 +0000 2009
>Originator:     Brendan Kosowski
>Release:        5.0_RC3 i386
>Organization:
>Environment:
NetBSD flash 5.0_RC3 NetBSD 5.0_RC3 (GENERIC) #0: Fri Mar 20 12:47:10 UTC 2009  
builds%b1.netbsd.org@localhost:/home/builds/ab/netbsd-5-0-RC3/i386/200903200521Z-obj/home/builds/ab/netbsd-5-0-RC3/src/sys/arch/i386/compile/GENERIC
 i386
>Description:
System panics & resets when I insert HUAWEI E169 (3G modem) into USB socket.

vendor/device IDs:
#define USB_VENDOR_HUAWEI       0x12d1          /* Huawei Technologies */
#define USB_PRODUCT_HUAWEI_MOBILE       0x1001          /* Huawei Mobile */

Screen shot before reset:
http://www.bmk.com.au/webshare/pict0003.jpg

NOTE: This is one of those HUAWEI 3g modems that initially come up as a single 
umass device. Similar behaviour to E220 I think.

>How-To-Repeat:
as above
>Fix: