kern/85239: assigning an address to ng_fec(4) iface causes panic

[Evgueni V. Gavrilov]

>Number:         85239
>Category:       kern
>Synopsis:       assigning an address to ng_fec(4) iface causes panic
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    freebsd-bugs
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Tue Aug 23 02:40:16 GMT 2005
>Closed-Date:
>Last-Modified:
>Originator:     Evgueni V. Gavrilov
>Release:        FreeBSD 6.0-BETA3 i386
>Organization:
rusunix.org
>Environment:
System: FreeBSD blackbird.opsb 6.0-BETA3 FreeBSD 6.0-BETA2 #0: Sun Aug 22 14:42:49 OMSST 2005     root at blackbird.opsb:/usr/obj/usr/src/sys/BLACKBIRD6  i386

>Description:
	assigning an address to ng_fec(4) iface causes panic
	during dumping to dumpdev another panic occurs preventing to identify the source of the first panic and having the crash dump

	ng_iface creation sequence:
	mkpeer fec dummy fec
	msg fec0: add_iface "em0"
	msg fec0: add_iface "em1"
	msg fec0: set_mode_mac

>How-To-Repeat:
	create ng_fec node/iface, assign an address to it
>Fix:
	wish I knew...

>Release-Note:
>Audit-Trail:
>Unformatted: