[Pkg-xen-devel] Bug#812327: Bug#812327: xen: initrd booting with xen don't find any harddisks

[Ian Campbell]

On Fri, 2016-01-22 at 12:40 +0100, Markus Schraeder wrote:
> Package: xen-system-amd64
> Version: 4.6.0-1
> Severity: grave
> Justification: renders package unusable
> 
> Dear Maintainer,
> 
> I installed fresh from ALPHA5, no UEFI, with two disks. Each disk
> got a partition for /boot and one for /, joined each by RAID 1.
> 
> Then I just installed "xen-system-amd64", nothing more. After
> rebooting, selecting on grub to boot XEN, it hangs on
> 
>   mdadm: no devices listed in conf file were found
> 
> . I reproduced this on a different machine, and there is the same case.
> 
> In initrd you can see that it just do not have any /dev/sd* or
> /dev/hd*. So it is clear why it cannot find the arrays.
> 
> Why does the kernel not find any disks booting via XEN? If you select
> in grub the entry without xen, it just finds its discs and boots fine...

Please can you post full boot logs of the successful (without Xen) and
unsuccessful (with Xen) cases using the exact same kernel + initrd binaries
(i.e. the only difference being the presence of Xen under the kernel)

Thanks,
Ian.