kern/86067: 6.0-BETA4 hangs while trying idprio

[Andrey V. Elsukov]

>Number:         86067
>Category:       kern
>Synopsis:       6.0-BETA4 hangs while trying idprio
>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 Sep 13 12:50:15 GMT 2005
>Closed-Date:
>Last-Modified:
>Originator:     Andrey V. Elsukov
>Release:        6.0-BETA4 FreeBSD 6.0-BETA4 #8: Wed Sep  7
>Organization:
>Environment:
System: FreeBSD test.xxxxx.xxxxx.xx 6.0-BETA4 FreeBSD 6.0-BETA4 #8: Wed Sep  7 15:54:41 MSD 2005     butcher at test.xxxxx.xxxxx.xx:/usr/obj/usr/src/sys/TEST  i386

diff -ub GENERIC TEST
-ident          GENERIC
+ident          TEST
-options        SCHED_4BSD              # 4BSD scheduler
+options        SCHED_ULE               # ULE scheduler
+options        KDB_TRACE
+options                SC_PIXEL_MODE
+options                SC_TWOBUTTON_MOUSE

>Description:
	I tried run this command (as root): 
	# idprio 31 nice -n 20 top 
	It's not running. I break it with Ctrl+C. I tried run it some times. 
	And system hangs without kernle panic/dump.
	
>How-To-Repeat:
	I tryid this 4 times.
>Fix:
	Currently i don't know.
>Release-Note:
>Audit-Trail:
>Unformatted: