Re: Regression in latest git-HEAD

[Anthony Liguori <anthony-rdkfGonbjUSkNkDKm+mE6A@public.gmane.org>]

Gregory Haskins wrote:
> Hi All,
>   FYI: It appears that recent checkins have regressed VMX for running linux.  As of May 1st I could boot 64 bit SLED.  As of yesterday, it exceptions immediately in the bootloader.  This happens both with and without my APIC patches applied.
>   

Any idea of what checkin was the cause?  At least, which release was the 
last to work?

Regards,

Anthony Liguori

>  time ~/sandbox/git/kvm-userspace/qemu/x86_64-softmmu/qemu-system-x86_64 . -hda /home/ghaskins/kvm/sled.img -cdrom /home/ghaskins/Desktop/SLED-10-DVD-x86_64-GMC-DVD1.iso -boot d -m 512 -L ~/sandbox/git/kvm-userspace/qemu/pc-bios/
> exception 12 (0)
> rax 000000000000031e rbx 0000000000040080 rcx 0000000000002000 rdx 0000000000011800
> rsi 00000000ffff0800 rdi 0000000000040000 rsp 0000000000087bdc rbp 0000000000000000
> r8  0000000000000000 r9  0000000000000000 r10 0000000000000000 r11 0000000000000000
> r12 0000000000000000 r13 0000000000000000 r14 0000000000000000 r15 0000000000000000
> rip 000000000000a56c rflags 00033206
> cs 0000 (00000000/0000ffff 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 0000 (00000000/0000ffff 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 (20850000/00002088 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 fa4d1/30
> idt 0/3ff
> cr0 60000010 cr2 0 cr3 0 cr4 0 cr8 0 efer 0
> Aborted
>
> real    0m0.686s
> user    0m0.056s
> sys     0m0.568s
>
>
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