Re: [Xen-devel] Trigger kernel bug when creating domU on arm64

[Chen Baozi <baozich@xxxxxxxxx>]

On Jan 5, 2014, at 16:21, Chen Baozi <baozich@xxxxxxxxx> wrote:

> Hi all,
> 
> Recently, I’ve been trying to continue my work of mini-os on arm64.  After 
> some
> early-day hacks in summer, there is a basic framework that could pass the 
> build.
> If everything goes well, it is supposed to be at least able to print 
> “Bootstrapping...” info in start_kernel. However, it seems there still 
> something
> wrong when create domain by xl.

It seems to be something wrong with my dom0 privcmd driver. After I add some 
printk
to debug and rebuild the dom0 kernel, it seems to be all right (even I remove
those printk for debugging)...

> When alloc_magic_pages is called, the dom0 kernel
> would generate bug oops. I tried to replace the domU kernel to linux. It would
> also trigger the kernel bug oops.
> 
> The log from mini-os and linux are both attached below:
> 
> <log.dmesg-linux><log.dmesg-minios><log.xl-linux><log.xl-minios>
> 
> Any ideas?
> 
> Cheers,
> 
> Baozi


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