Re: [Xen-devel] [Xen-users] Fedora 17 Dom-U booting issue

[Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>]

On Thu, Oct 18, 2012 at 05:21:06PM +0100, Stefano Stabellini wrote:
> On Thu, 18 Oct 2012, Ian Campbell wrote:
> > On Thu, 2012-10-18 at 14:42 +0100, Stefano Stabellini wrote:
> > > On Wed, 17 Oct 2012, Ian Campbell wrote:
> > > > Adding xen-devel and the relevant maintainers.
> > > > 
> > > > On Tue, 2012-10-16 at 20:24 +0100, kk s wrote:
> > > > > Hi Folks,
> > > > > 
> > > > > 
> > > > > I have upgraded Fedora 16 to 17 on one of Xen HVM Dom-U and it refuses
> > > > > to boot fine and getting the below error on console,
> > > > > 
> > > > > 
> > > > > --------
> > > > > Booting 'Fedora (3.6.1-1.fc17.x86_64)'
> > > > > 
> > > > > 
> > > > > Loading Fedora (3.6.1-1.fc17.x86_64)
> > > > > Loading initial ramdisk ...
> > > > > [   0.000000] Cannot get hvm parameter 18: -22!
> > > > 
> > > > HVM parameter 18 is HVM_PARAM_CONSOLE_EVTCHN.
> > > 
> > > -22 is EINVAL, that Xen would return only if:
> > > 
> > > - the requested parameter is out of range
> > > this is not the case, 18 < 30
> > 
> > The hypervisor here is 3.4.3 where the largest hvm param is:
> > $ grep define.HVM_PARAM xen-3.4-testing.hg/xen/include/public/hvm/params.h 
> > | sort -k3 -n | tail -n 3
> > #define HVM_PARAM_ACPI_S_STATE 14
> > #define HVM_PARAM_VM86_TSS     15
> > #define HVM_PARAM_VPT_ALIGN    16
> 
> OK, we know that the console is not working because it is not provided
> by the hypervisor.
> However that shouldn't prevent the domain from booting, the emulated
> serial should work fine.

Maybe it does? Mr. KK can you boot your guest with this in guest config:

serial='pty'

and on your Linux line, do 'loglevel=8 initcall_debug console=ttyS0,115200 
debug' please?

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