On Wed, Aug 02, 2006 at 12:19:09AM +0200, Eric Delcamp wrote:
> Here is more infos !
> With a -current source tree, recompiled today (1st August), I have a 
> more complete output and can access to the debugger :
> [root@xenroot ~]# xm create -c webserver
> Using config file "/etc/xen/webserver".
> Started domain bsdweb
> Loaded initial symtab at 0xc0748fbc, strtab at 0xc0765110, # entries 7120
> Copyright (c) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 
> 2005, 2006
>    The NetBSD Foundation, Inc.  All rights reserved.
> Copyright (c) 1982, 1986, 1989, 1991, 1993
>    The Regents of the University of California.  All rights reserved.
> 
> NetBSD 3.99.24 (INSTALL_XEN3_DOMU) #0: Wed Aug  2 00:03:58 CEST 2006
>        root@gedeon:/export/src/sys/arch/i386/compile/obj/INSTALL_XEN3_DOMU
> total memory = 128 MB
> avail memory = 118 MB
> mainbus0 (root)
> cpu0 at mainbus0: (uniprocessor)
> cpu0: AMD Duron (686-class), 1294.49 MHz, id 0x671
> cpu0: features c3c3fbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR>
> cpu0: features c3c3fbff<PGE,MCA,CMOV,PAT,PSE36,MMXX,MMX>
> cpu0: features c3c3fbff<FXSR,SSE,3DNOW2,3DNOW>
> cpu0: I-cache 64 KB 64B/line 2-way, D-cache 64 KB 64B/line 2-way
> cpu0: L2 cache 64 KB 64B/line 16-way
> cpu0: ITLB 16 4 KB entries fully associative, 8 4 MB entries fully 
> associative
> cpu0: DTLB 32 4 KB entries fully associative, 8 4 MB entries 4-way
> cpu0: 8 page colors
> hypervisor0 at mainbus0
> debug virtual interrupt using event channel 3
> xenbus0 at hypervisor0: Xen Virtual Bus Interface
> xencons0 at hypervisor0: Xen Virtual Console Driver
> xencons0: console major 143, unit 0
> xencons0: using event channel 2
> npx0 at hypervisor0: using exception 16
> Xen clock: using event channel 4
> raidattach: Asked for 8 units
> Kernelized RAIDframe activated
> md0: internal 5000 KB image area
> panic: HYPERVISOR_mmu_update failed
> 
> Stopped in pid 0.1 (swapper) at netbsd:cpu_Debugger+0x4:        leave
> db>
> 
> So I can type some command to help tracking the bug (but I'm a noob 
> about this).

First you could do a 'tr', do see from where the HYPERVISOR_mmu_update
comes from.

-- 
Manuel Bouyer, LIP6, Universite Paris VI.           Manuel.Bouyer@lip6.fr
     NetBSD: 26 ans d'experience feront toujours la difference
--