Re: [Xen-users] pvgrub: Error 9: Unknown boot failure

[Sven Köhler <sven.koehler@xxxxxxxxx>]

Am 26.09.2016 um 07:43 schrieb Juergen Gross:
> On 25/09/16 18:04, Sven Köhler wrote:
>> Hi,
>>
>> I'm experiencing the bug below which was discussed on xen-devel December
>> last year buy Ian and Juergen. I'm using xen-pvgrub-4.7.0 on Gentoo.
>>
>> The bug only seems to occur with the last domU booted on my machine.
>> Where do I find a patch that fixes that?
> 
> The issue back in December was fixed by commit
> c8eb0ec277ae387e78d685523e0fee633e46f046 which is included in Xen 4.7.
> Either gentoo didn't update to the official Xen 4.7 release (including
> pvgrub) or you are seeing a new issue.

From the looks of it, the Gentoo package is using the grub from the
xen-4.7.0 tarball.

I downgraded to pvgrub 4.6.3 and the problem went away.

So I assume I'm seeing a new issue. How do I debug it?


> Juergen
> 
>> Once I find a patch to address the issue, I will also forward it to the
>> Gentoo maintainers via their bugzilla.
>>
>>
>> Kind Regards,
>>   Sven
>>
>>
>> output of xl create -c:
>>
>>   Booting 'Gentoo'
>>
>> root (hd0)
>>  Filesystem type is ext2fs, using whole disk
>> kernel /boot/vmlinuz ro root=/dev/xvda1 rootfstype=ext4
>>
>> ============= Init TPM Front ================
>> Tpmfront:Error Unable to read device/vtpm/0/backend-id during tpmfront
>> initialization! error = ENOENT
>> Tpmfront:Info Shutting down tpmfront
>> pin_table(x) returned 28993
>>
>> Error 9: Unknown boot failure
>>
>> Press any key to continue...
>>
>>
>>
>> _______________________________________________
>> Xen-users mailing list
>> Xen-users@xxxxxxxxxxxxx
>> https://lists.xen.org/xen-users
>>
> 

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