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[Xen-users] Backend device not found

To: xen-users@xxxxxxxxxxxxxxxxxxx
Subject: [Xen-users] Backend device not found
From: Fasiha Ashraf <feehapk@xxxxxxxxxxx>
Date: Sat, 20 Jun 2009 18:05:19 +0530 (IST)
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 xenbr0: port 7(vif8.0) entering disabled state
Jun 20 02:21:11 localhost logger: /etc/xen/scripts/vif-bridge: offline XENBUS_PATH=backend/vif/8/0
Jun 20 02:21:11 localhost kernel: device vif8.0 left promiscuous mode
Jun 20 02:21:11 localhost kernel: audit(1245478871.070:15): dev=vif8.0 prom=0 old_prom=256 auid=4294967295
Jun 20 02:21:11 localhost kernel: xenbr0: port 7(vif8.0) entering disabled state
Jun 20 02:21:11 localhost logger: /etc/xen/scripts/vif-bridge: brctl delif xenbr0 vif8.0 failed
Jun 20 02:21:11 localhost logger: /etc/xen/scripts/vif-bridge: ifconfig vif8.0 down failed
Jun 20 02:21:11 localhost logger: /etc/xen/scripts/vif-bridge: Successful vif-bridge offline for vif8.0, bridge xenbr0.
Jun 20 02:21:11 localhost logger: /etc/xen/scripts/xen-hotplug-cleanup: XENBUS_PATH=backend/vif/8/0
Jun 20 02:21:17 localhost logger: /etc/xen/scripts/block: Forced to steal lock on /var/run/xen-hotplug/block from 22545: /etc/xen/scripts/block!
Jun 20 02:21:17 localhost logger: /etc/xen/scripts/block: Writing backend/vbd/7/2050/hotplug-status error to xenstore.
Jun 20 02:21:17 localhost logger: /etc/xen/scripts/block: Failed to find an unused loop device
Jun 20 02:21:17 localhost logger: /etc/xen/scripts/block: remove XENBUS_PATH=backend/vbd/7/2050
Jun 20 02:21:17 localhost logger: /etc/xen/scripts/block: Writing backend/vbd/7/2050/hotplug-status error to xenstore.
Jun 20 02:21:17 localhost logger: /etc/xen/scripts/block: xenstore-read backend/vbd/7/2050/node failed.
Jun 20 02:21:17 localhost logger: /etc/xen/scripts/block: Writing backend/vbd/7/2050/hotplug-status error to xenstore.
Jun 20 02:21:17 localhost logger: /etc/xen/scripts/block: /etc/xen/scripts/block failed; error detected.
Jun 20 02:21:17 localhost logger: /etc/xen/scripts/xen-hotplug-cleanup: XENBUS_PATH=backend/vbd/7/2050
Jun 20 02:21:18 localhost logger: /etc/xen/scripts/xen-hotplug-cleanup: Forced to steal lock on /var/run/xen-hotplug/block from 22561: /etc/xen/scripts/bloc$
Jun 20 02:21:18 localhost logger: /etc/xen/scripts/xen-hotplug-cleanup: Forced to steal lock on /var/run/xen-hotplug/block from unknown!
Jun 20 02:21:18 localhost logger: /etc/xen/scripts/block: Writing backend/vbd/8/2050/hotplug-status error to xenstore.
Jun 20 02:21:18 localhost logger: /etc/xen/scripts/block: Failed to find an unused loop device
Jun 20 02:21:18 localhost logger: /etc/xen/scripts/block: remove XENBUS_PATH=backend/vbd/8/2050
Jun 20 02:21:18 localhost logger: /etc/xen/scripts/block: Writing backend/vbd/8/2050/hotplug-status error to xenstore.
Jun 20 02:21:18 localhost logger: /etc/xen/scripts/block: xenstore-read backend/vbd/8/2050/node failed.

Anybody face this issue before? What could be the solution?
Regards
Fasiha Ashraf


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