Re: Xen dom0 crash: "d0:v0: unhandled page fault (ec=0000)"

[Jeremy Fitzhardinge <jeremy@goop.org>]

 On 10/12/2010 01:02 PM, Valtteri Kiviniemi wrote:
> Hi,
>
> I just compiled Xen 4.0.0.1 with 2.6.32.24 and I stuck on this same
> problem with my own compiled kernel. However the default kernel with
> comes from "make world" boots fine. I traced the problem down to some
> settings in kernel's menuconfig "Kernel hacking" menu. I dont exactly
> know what the option needs to be enabled in the "Kernel hacking" to
> get the kernel booting. In my own compiled kernels I have almost all
> the options in that "Kernel hacking" menu disabled, and when I enabled
> the same options in that menu that are in the default kernel which
> comes when you do "make world" the system booted fine.
>
> You probably know the problem already but I just thought that I should
> share this information with you anyway.

No, that's interesting.  So some kernel debugging config option makes
the problem go away?  That gives me some way to possibly repro the problem.

    J


>
> - Valtteri Kiviniemi
>
> Jeremy Fitzhardinge kirjoitti:
>>  On 10/12/2010 01:10 AM, Andreas Kinzler wrote:
>>> On 07.10.2010 11:57, Alan J. Wylie wrote:
>>>> System: Supermicro SM-SC825TQ-R720LPB, 8GB RAM
>>>> Motherboard: X8DTL
>>>> Processor: 1 x Intel XEON E5506 quad core
>>>> RAID controller: LSI MegaRAID SAS 8708
>>>>
>>>> Bisected (by hand) to between
>>>> 69e50db2 (good) 2.6.32.21  "Merge commit 'v2.6.32.21' into
>>>> xen/next-2.6.32"
>>>> and
>>>> dda56688 (bad)             "Merge branch 'xen/next' into
>>>> xen/next-2.6.32"
>>>>
>>>> ffffffff8100bd10 T get_phys_to_machine
>>>> ffffffff8100bd4c t pin_pagetable_pfn
>>> I am afflicted by this problem for a long while now. Should look very
>>> familiar to you. See
>>> http://lists.xensource.com/archives/html/xen-devel/2010-09/msg00758.html
>>>
>>>
>>> No solution till now.
>>
>> Is it not fixed by current xen/stable-2.6.32.x kernels?
>>
>>     J
>>
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