VirtualBox causes kernel panic

[Bernhard Froehlich]

On Wed, 24 Aug 2011 09:45:06 +0100, Alvaro Castillo wrote:
> On Tue, Aug 23, 2011 at 10:41 AM, Bernhard Froehlich
> <decke at freebsd.org> wrote:
>> On Tue, 23 Aug 2011 00:39:37 +0100, Alvaro Castillo wrote:
>>> On Mon, Aug 22, 2011 at 12:26 PM, Bernhard Froehlich
>>> <decke at bluelife.at> wrote:
>>>> On Mon, 22 Aug 2011 13:14:48 +0200, Bernhard Froehlich wrote:
>>>>> On Sat, 20 Aug 2011 19:35:16 +0100, Alvaro Castillo wrote:
>>>>>> VirtualBox Version: 4.0.12_OSE r72916
>>>>>>
>>>>>> uname -a: FreeBSD shuttle0.lan 9.0-BETA1 FreeBSD 9.0-BETA1 #1: Wed Aug
>>>>>> 17 01:21:47 WEST 2011
>>>>>> netSys at shuttle0.lan:/usr/obj/usr/src/sys/GALILEO  amd64
>>>>>>
>>>>>> The kernel panic is occurred when I start a virtual machine with boot
>>>>>> from CD/DVD burner/reader device.
>>>>>>
>>>>>> With or without passthrough.
>>>>>>
>>>>>> Kernel panic > http://pastie.org/private/0nxanttdmtc9zvtllg0rw
>>>>>>
>>>>>> atapicam is loaded and hald is working.
>>>>>
>>>>> I've added the bugreport and stacktrace to our list of known problems
>>>>> and will inform you once there is something new about it.
>>>>>
>>>>> http://wiki.freebsd.org/VirtualBox/ToDo
>>>>
>>>> I've just seen that the stacktrace does not belong to the panic. So
>>>> could you please generate a stacktrace for that panic?
>>>>
>>>> --
>>>> Bernhard Fröhlich
>>>> http://www.bluelife.at/
>>>>
>>> Never mind if I have got cd or not have got CD. Causes kernel panic.
>>> I cannot report good with gdb because is a kernel panic and cannot use
>>> keyboard (change to tty or so) and only can post a "kernel panic" of
>>> dmesg says. If you know anyway to change ttyvn in this cases is very
>>> helpful.
>>>
>>> http://pastie.org/private/ca2jupqjv1isnnvozar2w
>>
>> You can check if a kernel crashdump has been created in /var/crash and
>> obtain a stacktrace from that. Or you can try to attach a serial console
>> or probably switch to ttyv0 a few seconds before the crash happens (if
>> it's reproducible). More information can be found in the Developers
>> Handbook:
>>
>> http://www.freebsd.org/doc/en/books/developers-handbook/kerneldebug.html
>>
>> --
>> Bernhard Froehlich
>> http://www.bluelife.at/
>>
> 
> info http://pastie.org/private/tnhrphtzjkrgbxg9ln2yya
> core (fix) http://pastie.org/private/sifv1t9vxf0f4ctfwrpg

Thanks a lot for the stacktrace. I was told that this looks like some
page fault in pmap_enter. This could either be a FreeBSD bug or a
VirtualBox bug but you're the first one to report this so we still have
to find out.

-- 
Bernhard Froehlich
http://www.bluelife.at/