Re: [Xen-devel] domU crashing, trying to determine why

[micah anderson <micah@xxxxxxxxxx>]

On Mon, 3 Jan 2011 12:14:25 -0500, Konrad Rzeszutek Wilk 
<konrad.wilk@xxxxxxxxxx> wrote:
> On Mon, Jan 03, 2011 at 12:03:34PM -0500, micah anderson wrote:
> > On Mon, 3 Jan 2011 11:40:31 -0500, Konrad Rzeszutek Wilk 
> > <konrad.wilk@xxxxxxxxxx> wrote:
> > > > > I've got this setup:
> > > > > 
> > > > > vcpus=2
> > > > > cpus=[1,3]
> > > 
> > > Is there anything in the Xen hypervisor ring buffer? You might need to 
> > > enable the 
> > > full logging of the guest and dom0 to get anything there.
> > 
> > How do I get at the ring buffer, and what specifically should I enable
> 
> 'xm dmesg'

(XEN) mm.c:645:d2 Non-privileged (2) attempt to map I/O space 000000f0
(XEN) traps.c:2544: GPF (0068): ff1886c2 -> ff1887c9
(XEN) domain_crash_sync called from entry.S (ff188600)
(XEN) Domain 2 (vcpu#1) crashed on cpu#3:
(XEN) ----[ Xen-3.2-1  x86_32p  debug=n  Tainted:    C ]----
(XEN) CPU:    3
(XEN) EIP:    0061:[<c01013a7>]
(XEN) EFLAGS: 00000246   CONTEXT: guest
(XEN) eax: 00000000   ebx: 00000001   ecx: 00000000   edx: ed447f90
(XEN) esi: 00000001   edi: 00000001   ebp: 00000000   esp: ed447f84
(XEN) cr0: 8005003b   cr4: 000006f0   cr3: 00bdac80   cr2: 095346dc
(XEN) ds: 007b   es: 007b   fs: 00d8   gs: 0000   ss: 0069   cs: 0061
(XEN) Guest stack trace from esp=ed447f84:
(XEN)    c0105f52 ffffffff 00000001 673bfa5d 0002dba1 00000000 00000000 ffffffff
(XEN)    c01028ab c0102810 00000000 00000000 00000000 00000000 00000000 00000000
(XEN)    00000000 00000000 00000000 00000000 00000000 00000000 000000d8 00000000
(XEN)    00000000 00000000 00000000 00000000 00000000 00000000 00000000

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