Skip site navigation (1)Skip section navigation (2)
Date:      Sun, 10 Jun 2007 15:35:38 +0200
From:      Attilio Rao <attilio@FreeBSD.org>
To:        Randall Stewart <rrs@cisco.com>
Cc:        freebsd-current@freebsd.org
Subject:   Re: Don't know what I was doing but...
Message-ID:  <466BFE2A.7020908@FreeBSD.org>
In-Reply-To: <466BEA69.1010708@cisco.com>
References:  <466BEA69.1010708@cisco.com>

next in thread | previous in thread | raw e-mail | index | archive | help
Randall Stewart wrote:
> Hi all:
> 
> I have a fairly recent current.. like yesterday I think.. and
> I just saw this tumble out (I usually run with witness and invariants
> on in my laptop now :-D)
> 
> lock order reversal:
>  1st 0xc0b79f70 sched lock (sched lock) @ kern/sched_4bsd.c:846
>  2nd 0xc0bec658 descriptor tables (descriptor tables) @ 
> i386/i386/sys_machdep.c:363

Mm, since dt_lock is a leaf mutex, the opposite case seems quite 
impossible, so I expect this would be the result of some other bug... if 
  next cvsup doesn't fix it, just let me know and I will look into this.

Attilio





Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?466BFE2A.7020908>