Re: Aros (icaros) system fails to reboot in kvm

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On Wed, Mar 28, 2012 at 07:02:40PM +0200, Avi Kivity wrote:
> On 03/27/2012 04:55 PM, Michal Suchanek wrote:
> > Hello,
> >
> > I downloaded a live CD of icaros here:
> >
> > http://www.icarosdesktop.com/dl.htm
> > http://www.icarosdesktop.com/icarosfiles/IcarosLive_1_4_0.7z.exe
> > http://www.icarosdesktop.com/icarosfiles/IcarosLight_1_4_0.7z
> >
> > I run kvm on
> >
> > ii  linux-image-3.2.0-1-amd64     3.2.6-1                       Linux
> > 3.2 for 64-bit PCs
> > ii  qemu-kvm                      1.0+dfsg-9                    Full
> > virtualization on x86 hardware
> > Linux OptiPlex960 3.2.0-1-amd64 #1 SMP Wed Feb 1 08:56:58 UTC 2012
> > x86_64 GNU/Linux
> > Intel(R) Core(TM)2 Quad CPU    Q9400  @ 2.66GHz
> >
> > To reproduce:
> >
> > 1) download one of the archives
> >
> > 2) extract the .iso image
> >
> > 3) boot the CD
> >
> > 4) right click in the top left corner, select shut down
> >
> > 5) select restart machine
> >
> > does not happen wiht -no-kvm
> >
> >  $ kvm -m 2048 -cdrom Live/icaros-pc-i386.iso
> > KVM internal error. Suberror: 1
> > emulation failure
> > EAX=00000000 EBX=00000361 ECX=00000000 EDX=000003a2
> > ESI=02f2e980 EDI=fc0dd830 EBP=010c9d34 ESP=010c9cf0
> > EIP=7fe84616 EFL=00013246 [---Z-P-] CPL=3 II=0 A20=1 SMM=0 HLT=0
> > ES =0023 00000000 ffffffff 00c0f300 DPL=3 DS   [-WA]
> > CS =001b 00000000 ffffffff 00c0fb00 DPL=3 CS32 [-RA]
> > SS =0023 00000000 ffffffff 00c0f300 DPL=3 DS   [-WA]
> > DS =0023 00000000 ffffffff 00c0f300 DPL=3 DS   [-WA]
> > FS =0000 00000000 ffffffff 00000000
> > GS =0000 00000000 ffffffff 00000000
> > LDT=0000 00000000 0000ffff 00008200 DPL=0 LDT
> > TR =0030 00000040 00000067 00008b00 DPL=0 TSS32-busy
> > GDT=     00000900 0000003f
> > IDT=     00000100 000007ff
> > CR0=00000011 CR2=00000000 CR3=00000000 CR4=00000600
> > DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000
> > DR3=0000000000000000
> > DR6=00000000ffff0ff0 DR7=0000000000000400
> > EFER=0000000000000000
> > Code=86 a0 00 00 00 0f 28 06 0f 28 4e 10 0f 28 56 20 0f 28 5e 30 <0f>
> > 2b 07 0f 2b 4f 10 0f 2b 57 20 0f 2b 5f 30 83 c6 40 83 c7 40 83 eb 40
> > 7d d0 e9 b4 00 00
> >
> >
>    0:    0f 2b 07                 movntps %xmm0,(%edi)
>    3:    0f 2b 4f 10              movntps %xmm1,0x10(%edi)
>    7:    0f 2b 57 20              movntps %xmm2,0x20(%edi)
>    b:    0f 2b 5f 30              movntps %xmm3,0x30(%edi)
> 
> Please try the attached patch.
> 
> Stefan, this also doesn't check for alignment.  Do you have something in
> the works?

No.  If it's something you have time to implement, please go ahead.

Stefan

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