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Date: Thu, 27 Nov 2003 19:28:08 -0800
From: Kris Kennaway <kris@obsecurity.org>
To: Mikhail Teterin <mi@corbulon.video-collage.com>
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cc: current@FreeBSD.org
Subject: Re: lock order reversal is 5.2-BETA Nov 26
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On Thu, Nov 27, 2003 at 10:00:54PM -0500, Mikhail Teterin wrote:
> > On Thu, Nov 27, 2003 at 07:16:05PM -0500, Mikhail Teterin wrote:
> > > It did not crash or anything, but the following is printed on
> > > console now (addresses ommitted):
> > >=20
> > > 	lock order reversal
> > > 	 1st ... UMA lock (UMA lock) @ /usr/src/sys/vm/uma_core.c:1201
> > > 	 2nd ... system map (system map) @ /usr/src/sys/vm/vm_map.c:2210
> >=20
> > Thanks, this was reported several times already.
>=20
> How about this one?
>=20
> lock order reversal
> 1st 0xc37abad4 vm object (vm object) @ /usr/src/sys/vm/swap_pager.c:1323
> 2nd 0xc098d020 swap_pager swhash (swap_pager swhash) @ /usr/src/sys/vm/sw=
ap_pager.c:1838
> 3rd 0xc1036948 vm object (vm object) @ /usr/src/sys/vm/uma_core.c:876

Even more frequently ;-)

Kris

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