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From: =?UTF-8?Q?Olivier_Cochard=2DLabb=C3=A9?= <olivier@freebsd.org>
Date: Tue, 21 Aug 2018 14:31:42 +0200
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Subject: Re: Loading carp module crash i386 (12-ALPHA2), seems VNET related
To: Marko Zec <zec@fer.hr>
Cc: freebsd-current <freebsd-current@freebsd.org>
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On Tue, Aug 21, 2018 at 11:29 AM Marko Zec <zec@fer.hr> wrote:

> On Mon, 20 Aug 2018 16:26:29 +0200
> Olivier Cochard-Labb=C3=A9 <olivier@freebsd.org> wrote:
>
> > Just loading carp kernel module is enough to panic it:
> >
> > [root@router]~# uname -a
> > FreeBSD router.bsdrp.net 12.0-ALPHA2 FreeBSD 12.0-ALPHA2  r338100M
> > i386 [root@router]~# kldload carp
> > Fatal trap 12: page fault while in kernel mode
>
> How many vnets were already instantiated at the time of kldloading
> carp?  Does the panic ocur with no (non-default) vnets instantiated?
>
>
Hi,

None VNET were instantiated: Just start the latest 12-i386 image (
https://download.freebsd.org/ftp/snapshots/VM-IMAGES/12.0-CURRENT/i386/Late=
st/)
on a VM, and once logged as root enter 'kldload carp' to trigger a panic.

Regards,

Olivier