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Date: Thu, 27 Jun 2013 23:58:33 +0200
From: Kristof Provost <kristof@sigsegv.be>
To: Alexander Leidinger <Alexander@Leidinger.net>
Subject: Re: zfs kernel panic, known incompatibilities with clang &
 CPUTYPE/COPTFLAGS?
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Cc: Dimitry Andric <dim@freebsd.org>, current@freebsd.org
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On 2013-06-24 22:08:01 (+0200), Alexander Leidinger <Alexander@Leidinger.net> wrote:
> On Mon, 24 Jun 2013 12:15:18 +0200
> Kristof Provost <kristof@sigsegv.be> wrote:
> 
> > For what it's worth, I'm running into exactly the same problem.
> > (amd64, stable/9). I have no custom settings in /etc/make.conf
> > or /etc/src.conf
> 
> I had a short discussion with the maintainer of our stress-test-suite,
> he was able to create a test-case which triggers the problem.
> 
I've been bisecting for a little bit, and while I'm not 100% sure yet,
there is one likely culprit right now: r249643.
It's an MFC with a number of ZFS changes relating to a refactoring of
the ioctl() interface. 

It is, unfortunately, also a rather large commit.

Regards,
Kristof