Re: [Qemu-devel] current qemu git does not work with win7 guest

[Gleb Natapov]

On Mon, May 07, 2012 at 12:01:47PM +0400, Michael Tokarev wrote:
> On 07.05.2012 11:45, Gleb Natapov wrote:
> > On Mon, May 07, 2012 at 10:06:58AM +0400, Michael Tokarev wrote:
> >> On 06.05.2012 23:03, Michael Tokarev wrote:
> >>> This is just a heads-up.  I tried building current
> >>> qemu git today and running a win7 guest in it.  Neither
> >>> already installed guest (which finds new hardware and
> >>> want to reboot) nor freshly installed win7 boots:
> >>> it boots for the first time, next it installs drivers,
> >>> but on reboot it BSODs with
> >>>
> >>> STOP: 0x0000005C (0x000000000000010B, 0x0000000000000003,
> >>>  0x000000000000000, 0x000000000000000)
> >>>
> >>> which is - according to ms docs - some HAL initialization
> >>> error, maybe related to ACPI.
> >>>
> >>> But apparently subsequent boots works.  The freshly installed
> >>> win7 asked me something (even suggested to run safe mode
> >>> or something like that), I told it to boot normally and it
> >>> booted, and - seemingly - works since that.
> >>>
> >>> Still, this first-reboot-stop-0x0000005c is something I
> >>> have never seen from qemu or kvm before, even very old
> >>> versions worked fine.
> >>
> >> And the previously installed guest never reboots in currrent
> >> git version, always giving the 0x5c STOP code after first
> >> boot.  This is aint good at all, as existing guests does
> >> not work anymore..... :(
> >>
> 
> >>> P.S. I used 32bit version of qemu userspace and 32bit
> >>> version of win7 guest (so far), with 1G guest ram and
> >>> -cpu host, from AthlonII host cpu, and with -smp 1.
> 
> > Can you verify that issue also exist in 64 bit version? What about
> > qemu-kvm?
> 
> I'm trying.  But the problem is that right now I'm swamped
> with other work.  So far win7 x64 appears to work, it
> reboots without showing this "stop" thing or other issues,
> even with 32bit qemu userspace.
> 
Sorry, didn't make myself clear. I mean 32bit version of host
kernel/qemu just to rule 32bitness out.

> Hmm.  I've seen something has been mentioned about seabios and
> borken 32 bit winXP guest due to some 64bit patch, just today...
> Lemme check...
> 
The patch is not in any released version as far as I see. Are you using
Seabios upstream?

--
                        Gleb.