From owner-freebsd-current  Sat Sep  7 10:46:41 2002
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Date: Sat, 7 Sep 2002 13:46:38 -0400 (EDT)
From: Garrett Wollman <wollman@lcs.mit.edu>
Message-Id: <200209071746.g87HkcoL048734@khavrinen.lcs.mit.edu>
To: current@FreeBSD.org
Subject: Locking problems in exec
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I just noted the following:

../../../vm/uma_core.c:1332: could sleep with "process lock" locked from ../../../kern/kern_exec.c:368
lock order reversal
 1st 0xc438e6a8 process lock (process lock) @ ../../../kern/kern_exec.c:368
 2nd 0xc0413d20 filelist lock (filelist lock) @ ../../../kern/kern_descrip.c:1133
../../../vm/uma_core.c:1332: could sleep with "process lock" locked from ../../../kern/kern_exec.c:368

$ ident /sys/kern/kern_exec.c
/sys/kern/kern_exec.c:
     $FreeBSD: src/sys/kern/kern_exec.c,v 1.189 2002/09/05 07:30:14 davidxu Exp $
$ ident /sys/kern/kern_descrip.c 
/sys/kern/kern_descrip.c:
     $FreeBSD: src/sys/kern/kern_descrip.c,v 1.158 2002/09/03 20:16:31 jhb Exp $

This occurred when starting up Netscape.

-GAWollman


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