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Date:      Mon, 15 Dec 2008 23:33:32 +0200
From:      Kostik Belousov <kostikbel@gmail.com>
To:        Guy Helmer <ghelmer@palisadesys.com>
Cc:        freebsd-stable@freebsd.org
Subject:   Re: 7.1RC1: system hang
Message-ID:  <20081215213332.GQ2038@deviant.kiev.zoral.com.ua>
In-Reply-To: <49468FE2.4040007@palisadesys.com>
References:  <49419BE0.2070502@palisadesys.com> <3a142e750812111900u1d9264bh27d39092f5dcc4bf@mail.gmail.com> <49426880.40302@palisadesys.com> <3a142e750812120729v478d850do93e31e5d8502ef68@mail.gmail.com> <4942C178.2030206@palisadesys.com> <49468FE2.4040007@palisadesys.com>

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On Mon, Dec 15, 2008 at 11:12:02AM -0600, Guy Helmer wrote:
> I have a recurring hang on FreeBSD 7.1 roughly-RC1 (releng_7_1 checkout=
=20
> as of 2008-12-08) on a dual-CPU hyperthreaded Xeon i386.  Here is the=20
> output from ps/m, show allpcpu, show locks, show alllocks, allt, show=20
> allchains, and show lockedvnods commands in the debugger.
Can you show me the source line for vm_fault+0x1b1b ?
Do the l *(vm_fault+0x1b1b) at the kgdb prompt, you do not need the core,
only the same debugging kernel as was booted on deadlocked machine.

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