Re: debugging xen networking scripts

["Brad Pitney" <pitney.brad%googlemail.com@localhost>]

On Tue, Aug 26, 2008 at 11:15 AM, Manuel Bouyer 
<bouyer%antioche.eu.org@localhost> wrote:
>
> What is the panic message ? Maybe freebsd/Xen is using a Xen feature which is
> not implemented in NetBSD ?
>

Trying to mount root from ufs:/dev/xbd0s1a

Manual root filesystem specification:
 <fstype>:<device>  Mount <device> using filesystem <fstype>
                      eg. ufs:da0s1a
 ?                  List valid disk boot devices
 <empty line>       Abort manual input

mountroot> ?

List of GEOM managed disk devices:
 xbd1cs1d xbd1cs1c xbd1cs1a xbd1cs1 xbd1s1d xbd1s1c xbd1s1a xbd1c
xbd1a xbd1s1 xbd3 xbd2 xbd1

Manual root filesystem specification:
 <fstype>:<device>  Mount <device> using filesystem <fstype>
                      eg. ufs:da0s1a
 ?                  List valid disk boot devices
 <empty line>       Abort manual input

mountroot> ufs:xbd1s1a
Trying to mount root from ufs:xbd1s1a
panic: vm_fault: fault on nofault entry, addr: c0877000
cpuid = 0
KDB: enter: panic
[thread pid 12 tid 100024 ]
Stopped at      kdb_enter+0x3a: movl    $0,kdb_why
db> bt
Tracing pid 12 tid 100024 td 0xc16a8cc0
kdb_enter(c0340eed,c0340eed,c0360502,cbe448ec,0,...) at kdb_enter+0x3a
panic(c0360502,c0877000,1,cbe44a0c,cbe449fc,...) at panic+0x12c
vm_fault(c0871000,c0877000,1,0,c0877fd0,...) at vm_fault+0x178
dblfault_handler() at dblfault_handler+0x551
--- trap 0x17, eip = 0, esp = 0, ebp = 0 ---
db>

but it only happens when I have a vif = ['mac=,...'] section
configured with a vif = [] it boots fine.

I'm currently setting up a Linux Dom0 then I will do a completely
fresh NetBSD Dom0

> --
> Manuel Bouyer <bouyer%antioche.eu.org@localhost>
>     NetBSD: 26 ans d'experience feront toujours la difference
> --
>



-- 
Best regards,
 Brad