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Date:      Sun, 28 Sep 2014 18:18:21 +0200
From:      Eduardo Morras <>
Subject:   Re: Freebsd 9.3-RELEASE and Virtualbox
Message-ID:  <>
In-Reply-To: <>
References:  <>

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On Sun, 28 Sep 2014 11:21:18 -0400
Rob Rati <> wrote:

> I've tried upgrading my 9.2-RELEASE system to 9.3-RELEASE a few
> times, but each time I had to revert because starting any Virtualbox
> VMs causes a kernel panic.  I found this thread about the issue:
> What I don't understand is why it is expected that the repository
> kernel module wouldn't be in sync with the 9.3-RELEASE kernel. Is it
> because the packages are relevant to all 9.x releases and there's no
> way to have a kernel module work with them all?  If so, why bother
> having a kmod package at all?

Did you update /usr/src to 9.3 too? Kernel module needs to use some /usr/src source code to compile and the resulting kernel module will work only on that /usr/src version kernel.

> On a related note, how difficult is it to build the kernel module?  I
> have never built it from source in the past and don't even have
> kernel sources installed.  I use stock kernels from the releases.
> Are there ways this build can get screwed up if options/packages
> aren't correct?
> Rob

---   ---
Eduardo Morras <>

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