Re: [Qemu-devel] Sparc sun4v machine currently broken?

[Thomas Huth]

On 10.02.2017 14:49, Thomas Huth wrote:
>  Hi,
> 
> is it just me, or could it be that the sun4v machine is currently broken?
> I get the following error when I try to run QEMU with this machine:
> 
> qemu-system-sparc64 -nographic -M sun4v
> qemu: fatal: Trap 0x0010 while trap level (6) >= MAXTL (6), Error state
> pc: 0000000000000200  npc: 0000000000000204
> %g0-3: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
> %g4-7: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
> %o0-3: 0000000000000000 0000000000000000 0000000000000000 0000000000000000 
> %o4-7: 0000000000000000 0000000000000000 0000000000000000 0000000000000000 
> %l0-3: 0000000007f00000 000001ff00000000 000001fff0080000 0000000000000000 
> %l4-7: 0000000000000000 0000000000000000 0000000000000000 0000000000000000 
> %i0-3: 0000000000000000 0000000000000000 0000000000000000 0000000000000000 
> %i4-7: 0000000000000000 0000000000000000 0000000000000000 0000000000000000 
> %f00:  0000000000000000 0000000000000000 0000000000000000 0000000000000000
> %f08:  0000000000000000 0000000000000000 0000000000000000 0000000000000000
> %f16:  0000000000000000 0000000000000000 0000000000000000 0000000000000000
> %f24:  0000000000000000 0000000000000000 0000000000000000 0000000000000000
> %f32:  0000000000000000 0000000000000000 0000000000000000 0000000000000000
> %f40:  0000000000000000 0000000000000000 0000000000000000 0000000000000000
> %f48:  0000000000000000 0000000000000000 0000000000000000 0000000000000000
> %f56:  0000000000000000 0000000000000000 0000000000000000 0000000000000000
> pstate: 00000014 ccr: 44 (icc: -Z-- xcc: -Z--) asi: 00 tl: 6 pil: 0 gl: 8
> tbr: 0000000000000000 hpstate: 0000000000000004 htba: 0000000000000000
> cansave: 6 canrestore: 0 otherwin: 0 wstate: 0 cleanwin: 6 cwp: 7
> fsr: 0000000000000000 y: 0000000000000000 fprs: 0000000000000000
> 
> Aborted (core dumped)
> 
> It works for when I use an older version of QEMU (version 2.7)...

FWIW, it's also still working when I use QEMU 2.8, so this must be a
recent regression...

 Thomas