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Date:      Sat, 2 May 2020 20:36:34 +0200
From:      Kurt Jaeger <pi@freebsd.org>
To:        Grzegorz Junka <list1@gjunka.com>
Cc:        Kurt Jaeger <pi@freebsd.org>, bzeeb+freebsd+lor@zabbadoz.net, freebsd-current@freebsd.org
Subject:   Re: lock order reversal and poudriere
Message-ID:  <20200502183634.GA90255@fc.opsec.eu>
In-Reply-To: <b2a13239-e65e-5385-8b87-3ff0942d3d8a@gjunka.com>
References:  <68514e96-f1a5-0c8d-998f-bf81034ed61d@gjunka.com> <20200502095404.GN39563@home.opsec.eu> <b2a13239-e65e-5385-8b87-3ff0942d3d8a@gjunka.com>

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Hi!

> > > I am compiling some packages with poudriere on 13-current kernel. I
> > > noticed some strange messages printed into the terminal and dmesg:
> > > 
> > > lock order reversal:
> > [...]
> > > Are those the debug messages that aren't visible on non-current kernel
> > > and should they be reported?
> > Yes, they should be checked and reported.
> > 
> > For more details see:
> > 
> > http://sources.zabbadoz.net/freebsd/lor.html
> > 
> > There's a webpage with a list of all known LORs and a way to
> > report new LORs.

> Thanks Kurt. I can't find those two specific LORs in the list on that
> page. The page also says to report them using a link, which leads to 404
> :-), or on this mailing list, which I did. I am not sure what else should
> I do.

I don't know, either 8-} bz@ is in Cc:, so he'll probably know what
to do.

> How do I know if I have got a backtrace?
> 
> Are those errors:
> 
> pid 43297 (conftest), jid 5, uid 0: exited on signal 11
> 
> related or it's a different issue?

I think that's a different issue.

-- 
pi@FreeBSD.org         +49 171 3101372                  Now what ?



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