[2.6.21-rc5-git1][KVM] exception on start VM

[2.6.21-rc5-git1][KVM] exception on start VM

[Bill Davidsen]

Starting a VM for Win98SE:

posidon:root> /usr/local/kvm-15/bin/qemu -m 128 -hda Win98SE-2.kvm 
exception 13 (0)
rax 00000000f000ff53 rbx 0000000000000000 rcx 000000000000005a rdx 000000000000000e
rsi 00000000001100c4 rdi 000000000002a002 rsp 0000000000086650 rbp 000000000000667a
r8  0000000000000000 r9  0000000000000000 r10 0000000000000000 r11 0000000000000000
r12 0000000000000000 r13 0000000000000000 r14 0000000000000000 r15 0000000000000000
rip 000000000000d350 rflags 00237206
cs fff8 (000fff80/0000ffff p 1 dpl 3 db 0 s 1 type 3 l 0 g 0 avl 0)
ds 0000 (00000000/0000ffff p 1 dpl 3 db 0 s 1 type 3 l 0 g 0 avl 0)
es 0000 (00000000/0000ffff p 1 dpl 3 db 0 s 1 type 3 l 0 g 0 avl 0)
ss 103f (000103f0/0000ffff p 1 dpl 3 db 0 s 1 type 3 l 0 g 0 avl 0)
fs 0000 (00000000/0000ffff p 1 dpl 3 db 0 s 1 type 3 l 0 g 0 avl 0)
gs 0000 (00000000/0000ffff p 1 dpl 3 db 0 s 1 type 3 l 0 g 0 avl 0)
tr 0000 (08850000/00002088 p 1 dpl 0 db 0 s 0 type b l 0 g 0 avl 0)
ldt 0000 (00000000/0000ffff p 1 dpl 0 db 0 s 0 type 2 l 0 g 0 avl 0)
gdt 87244/2f
idt 0/3ff
cr0 60000010 cr2 0 cr3 0 cr4 0 cr8 0 efer 0
Aborted
posidon:root>


Hope that's useful, I was looking at nbd issues and just tried for 
curiosity.

-- 
<davidsen@tmr.com>

Re: [2.6.21-rc5-git1][KVM] exception on start VM

[Avi Kivity]

Bill Davidsen wrote:
> Starting a VM for Win98SE:
>
> posidon:root> /usr/local/kvm-15/bin/qemu -m 128 -hda Win98SE-2.kvm 
> exception 13 (0)
> rax 00000000f000ff53 rbx 0000000000000000 rcx 000000000000005a rdx 000000000000000e
> rsi 00000000001100c4 rdi 000000000002a002 rsp 0000000000086650 rbp 000000000000667a
> r8  0000000000000000 r9  0000000000000000 r10 0000000000000000 r11 0000000000000000
> r12 0000000000000000 r13 0000000000000000 r14 0000000000000000 r15 0000000000000000
> rip 000000000000d350 rflags 00237206
> cs fff8 (000fff80/0000ffff p 1 dpl 3 db 0 s 1 type 3 l 0 g 0 avl 0)
> ds 0000 (00000000/0000ffff p 1 dpl 3 db 0 s 1 type 3 l 0 g 0 avl 0)
> es 0000 (00000000/0000ffff p 1 dpl 3 db 0 s 1 type 3 l 0 g 0 avl 0)
> ss 103f (000103f0/0000ffff p 1 dpl 3 db 0 s 1 type 3 l 0 g 0 avl 0)
> fs 0000 (00000000/0000ffff p 1 dpl 3 db 0 s 1 type 3 l 0 g 0 avl 0)
> gs 0000 (00000000/0000ffff p 1 dpl 3 db 0 s 1 type 3 l 0 g 0 avl 0)
> tr 0000 (08850000/00002088 p 1 dpl 0 db 0 s 0 type b l 0 g 0 avl 0)
> ldt 0000 (00000000/0000ffff p 1 dpl 0 db 0 s 0 type 2 l 0 g 0 avl 0)
> gdt 87244/2f
> idt 0/3ff
> cr0 60000010 cr2 0 cr3 0 cr4 0 cr8 0 efer 0
> Aborted
> posidon:root>
>
>
> Hope that's useful, I was looking at nbd issues and just tried for 
> curiosity.
>
>   

Known issue.  It will be a while before we can support the '95 family on 
Intel as it makes heavy use of real mode.

Please copy kvm-devel@lists.sourceforge.net on kvm issues, a per 
MAINTAINERS.


-- 
Do not meddle in the internals of kernels, for they are subtle and quick to panic.

Re: [2.6.21-rc5-git1][KVM] exception on start VM

[Bill Davidsen]

Avi Kivity wrote:
> Bill Davidsen wrote:
>> Starting a VM for Win98SE:

[ debug snip info ]

> Known issue.  It will be a while before we can support the '95 family on 
> Intel as it makes heavy use of real mode.
> 
Thanks for the quick answer, I'll investigate other virtualization 
solutions.

> Please copy kvm-devel@lists.sourceforge.net on kvm issues, a per 
> MAINTAINERS.


-- 
Bill Davidsen <davidsen@tmr.com>
   "We have more to fear from the bungling of the incompetent than from
the machinations of the wicked."  - from Slashdot