Description of problem:
Had to force shut-down on a non-responding guest.
qemu-kvm hogging up to 200% of host cpu

Version-Release number of selected component:
virt-manager-0.9.4-4.fc18

Additional info:
backtrace_rating: 3
cmdline:        python /usr/share/virt-manager/virt-manager.py
crash_function: spice_channel_recv_link_msg
executable:     /usr/bin/python2.7
kernel:         3.8.4-202.fc18.x86_64
uid:            1005
ureports_counter: 1
var_log_messages: Mar 29 12:34:47 testvm abrt[9102]: Saved core dump of pid 2202 (/usr/bin/python2.7) to /var/tmp/abrt/ccpp-2013-03-29-12:34:44-2202 (782790656 bytes)
xsession_errors: 

Truncated backtrace:
Thread no. 1 (6 frames)
 #0 spice_channel_recv_link_msg at spice-channel.c:1675
 #1 spice_channel_coroutine at spice-channel.c:2299
 #2 coroutine_trampoline at coroutine_ucontext.c:56
 #3 continuation_trampoline at continuation.c:49
 #4 ?? at /lib64/libc.so.6
 #5 ??