TITLE: possible deadlock in flush_workqueue
CORRUPTED: Y

[ 1722.511384] =======================================================
[ 1722.511384] [ INFO: possible circular locking dependency detected ]
[ 1722.511384] 2.6.32-rc6-00035-g8b17a4f #1
[ 1722.511384] -------------------------------------------------------
[ 1722.511384] kacpi_hotplug/246 is trying to acquire lock:
[ 1722.511384]  (kacpid){+.+.+.}, at: [<ffffffff8105bbd0>] flush_workqueue+0x0/0xb0