Re: Deadlock problems with 'kill PID' on CURRENT

From: Robert Watson <rwatson_at_freebsd.org>
Date: Mon, 15 Nov 2004 13:35:26 +0000 (GMT)
On Mon, 15 Nov 2004, Martin Blapp wrote:

> > syscons is typically a sign that some thread holding Giant is spinning, or
> > that Giant has been leaked.  Alternatively, some other lock is leaked, and
> > a thread with Giant waits on that lock.  You may be able to get into DDB
> > using the serial console as it doesn't require Giant (or you might not).
> 
> I was not able to get into DDB over serial console. Sorry for not saying
> this exactly. Hardlock. 

Any chance that any of the boxes has an NMI button?

Robert N M Watson             FreeBSD Core Team, TrustedBSD Projects
robert_at_fledge.watson.org      Principal Research Scientist, McAfee Research
Received on Mon Nov 15 2004 - 12:36:50 UTC

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