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Date:      Mon, 10 Aug 2015 14:57:56 -0700
From:      Bryan Drewery <bdrewery@FreeBSD.org>
To:        Pawel Pekala <pawel@FreeBSD.org>, Mateusz Guzik <mjguzik@gmail.com>
Cc:        "K. Macy" <kmacy@freebsd.org>, John-Mark Gurney <jmg@funkthat.com>, FreeBSD Current <freebsd-current@freebsd.org>
Subject:   Re: Instant panic while trying run ports-mgmt/poudriere
Message-ID:  <55C91E64.8040804@FreeBSD.org>
In-Reply-To: <20150810234746.42312b17@FreeBSD.org>
References:  <20150713231205.627bab36@FreeBSD.org> <20150714223829.GY8523@funkthat.com> <20150715174616.652d0aea@FreeBSD.org> <20150715180526.GM8523@funkthat.com> <20150715223703.78b9197c@FreeBSD.org> <CAHM0Q_PLRP4t6JgkstXHNOVV%2B2DyathOgi8bg4-RQkW-BcGXow@mail.gmail.com> <20150806233328.47a02594@FreeBSD.org> <20150806214419.GA20809@dft-labs.eu> <20150810234746.42312b17@FreeBSD.org>

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On 8/10/15 2:47 PM, Pawel Pekala wrote:
> Hi Mateusz,
> 
> On 2015-08-06 23:44 +0200, Mateusz Guzik <mjguzik@gmail.com> wrote:
>> Sorry, I completely forgot about this.
>>
>> Can you please modify debug flags in your kernel config file to be
>> "-O0 -g3" and reproduce with that? This should allow kgdb to obtain
>> full info (along with exact rash site for inspection) without further
>> tinkering or guessing.
> 
> I'm unable to provide this for you, kernel compiled with this flags
> panics during boot at zfs root mount.
> 

Try raising kern.kstack_pages to 5 or 6 in the loader prompt too.

-- 
Regards,
Bryan Drewery



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