usb/88842: #cat /dev/ulpt0 -- causes fatal trap 12

[Alex Pivovarov]

>Number:         88842
>Category:       usb
>Synopsis:       #cat /dev/ulpt0  --  causes fatal trap 12
>Confidential:   no
>Severity:       critical
>Priority:       high
>Responsible:    freebsd-usb
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Fri Nov 11 13:30:13 GMT 2005
>Closed-Date:
>Last-Modified:
>Originator:     Alex Pivovarov
>Release:        6.0
>Organization:
>Environment:
FreeBSD st1.fqdn 6.0-RELEASE FreeBSD 6.0-RELEASE #0: Thu Nov 10 16:04:32 MSK 2005     root@:/usr/obj/usr/src/sys/st1  i386

>Description:
running

#cat /dev/ulpt0

causes fatal trap 12 and system begins dumping.

printer HP LaserJet 1010 USB

#uname -a
FreeBSD st1.fqdn 6.0-RELEASE FreeBSD 6.0-RELEASE #0: Thu Nov 10 16:04:32 MSK 2005 root@:/usr/obj/usr/src/sys/st1 i386
>How-To-Repeat:
cat /dev/ulpt0
>Fix:
              
>Release-Note:
>Audit-Trail:
>Unformatted: