Re: [Xen-ia64-devel] vti panic on thash

[Isaku Yamahata <yamahata@xxxxxxxxxxxxx>]

On Fri, Jan 18, 2008 at 04:26:23AM +0100, Tristan Gingold wrote:
> Hi,
> 
> I got a very strange error:
> (XEN) $$$$$ PANIC in domain 2 (k6=0xf0000000079e8000): unknown cause 
> -2145806064, iip: ffffffff801c6710, ipsr: 501008826030
> (XEN) d 0xf000000004108080 domid 2
> (XEN) vcpu 0xf0000000079e8000 vcpu 0
> (XEN) 
> (XEN) CPU 0
> (XEN) psr : 0000501008826030 ifs : 8000000000000103 ip  : [<ffffffff801c6710>]
> (XEN) ip is at ???
> (XEN) unat: 0000000000000000 pfs : 0000000000000287 rsc : 0000000000000000
> (XEN) rnat: 0000000000000000 bsps: fffff80226a521e8 pr  : 00000000000254c3
> (XEN) ldrs: 0000000001600000 ccv : 000000008281e8c0 fpsr: 0009804c0274433f
> (XEN) csd : 0000000000000000 ssd : 0000000000000000
> (XEN) b0  : ffffffff80199910 b6  : ffffffff801998b0 b7  : ffffffff802d8480
> (XEN) f6  : 1003e0000000000000037 f7  : 1003e0000000000000040
> (XEN) f8  : 1003e0000000000000dc0 f9  : 1003e0000000000004000
> (XEN) f10 : 1003e0000000000000002 f11 : 1003e0000000000002000
> (XEN) r1  : ffffffff82398000 r2  : ffffffff820488e8 r3  : 0000000000000000
> 
> 
> This is caused (!) by a thash when pta.vf=1

-2145806064 = 0xffffffff80199910 = b0 value.
It seems arch_vmx_struct::cause was overwritten somewhere
in virtualization fault path.

> It did work in the past.

Which c/s are you using? before 3.2? or current unstable?
I'm afraid I broke it.

-- 
yamahata

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