Subject: Re: port-xen/32771: xen network status change
To: None <port-xen-maintainer@netbsd.org, gnats-admin@netbsd.org,>
From: Manuel Bouyer <bouyer@antioche.eu.org>
List: netbsd-bugs
Date: 02/08/2006 22:05:05
The following reply was made to PR port-xen/32771; it has been noted by GNATS.

From: Manuel Bouyer <bouyer@antioche.eu.org>
To: gnats-bugs@NetBSD.org
Cc: port-xen-maintainer@NetBSD.org, gnats-admin@NetBSD.org,
	netbsd-bugs@NetBSD.org
Subject: Re: port-xen/32771: xen network status change
Date: Wed, 8 Feb 2006 23:01:27 +0100

 On Wed, Feb 08, 2006 at 07:45:00AM +0000, lha@NetBSD.org wrote:
 > >Environment:
 > System: NetBSD xen2-netbsd4-arla.lab.it.su.se 3.99.15 NetBSD 3.99.15 (XENU) #0: Thu Feb 2 13:53:02 CET 2006 root@xen2-netbsd-netbsd.it.su.se:/usr/src/sys/arch/i386/compile/XENU i386
 > Architecture: i386
 > Machine: i386
 > >Description:
 > 
 > 	the linux dom0 xenhost that my arla lab machine
 > 	seems to have something weired going on in the network
 > 	land, iether in the physical end, or in the xen/dom0 end.
 > 
 > 	anyway, when running my nightly tests for arla my netbsd domU
 > 	fell over with this backtrace
 > 
 > db> tr
 > xen_network_handler(c0855000,c9b77e14,c07c3480,c9b77dbc,1) at netbsd:xen_network_handler+0x18c
 > evtchn_do_event(4,c9b77e14,0,4c,2) at netbsd:evtchn_do_event+0xee
 > do_hypervisor_callback(c9b77e14,0,11,c0470031,c07c0011) at netbsd:do_hypervisor_callback+0x13f
 > hypervisor_callback(4,c0395520,c0855000,5,c085501c) at netbsd:hypervisor_callback+0x64
 > xennet_interface_status_change(c045d3c4,0,c9b82b60,0,10) at netbsd:xennet_interface_status_change+0x1db
 
 Could you instrument xennet_interface_status_change() to see which
 status_change messages are received before this happens ?
 
 -- 
 Manuel Bouyer <bouyer@antioche.eu.org>
      NetBSD: 26 ans d'experience feront toujours la difference
 --