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Date:      Sun, 24 Feb 2002 19:09:50 +0100
From:      Bernd Walter <ticso@cicely8.cicely.de>
To:        Christian Weisgerber <naddy@mips.inka.de>
Cc:        freebsd-alpha@FreeBSD.ORG
Subject:   Re: -CURRENT lockups
Message-ID:  <20020224180950.GA69066@cicely8.cicely.de>
In-Reply-To: <a5b5o5$2gg$1@kemoauc.mips.inka.de>
References:  <a59h09$149$1@kemoauc.mips.inka.de> <20020224103807.GA64936@cicely8.cicely.de> <a5aqcs$aq$1@kemoauc.mips.inka.de> <20020224140250.GG64936@cicely8.cicely.de> <a5b5o5$2gg$1@kemoauc.mips.inka.de>

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On Sun, Feb 24, 2002 at 04:52:21PM +0000, Christian Weisgerber wrote:
> Bernd Walter <ticso@cicely8.cicely.de> wrote:
> 
> > If you have a HALT-key please press it and check your kernel image
> > to find out which code the pc is.
> 
> lockmgr+0x844
> I'm at a loss how to proceed from there.

If it's realy with a lockmgr lock you should enable debugging for it:
options         KTR
options         KTR_EXTEND
options         KTR_ENTRIES=1024
options         KTR_COMPILE="(KTR_LOCKMGR)"
options         KTR_MASK=KTR_LOCKMGR
options         KTR_CPUMASK=0x3
options         KTR_VERBOSE

In case it's to chatty on booting you can set KTR_MASK to 0 and enable
it later with sysctl debug.ktr.mask=0x00020000.

-- 
B.Walter              COSMO-Project         http://www.cosmo-project.de
ticso@cicely.de         Usergroup           info@cosmo-project.de


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