Description of problem:
according man page of virt-install --serial option, default mode should be connect, but if the mode is leave blank, such as:

virt-install \
--name virtdemo \
--virt-type kvm \
--ram  600 \
--disk /var/lib/libvirt/images/virtdemo.img,size=10,sparse=false \
--location ftp://download.englab.nay.redhat.com/pub/fedora/linux/releases/14/Fedora/x86_64/os/ \
--accelerate \
--serial tcp,host=127.0.0.1:6080

it will give error

ERROR    internal error process exited while connecting to monitor: inet_listen_opts: bind(ipv4,127.0.0.1,6080): Address already in use
inet_listen_opts: FAILED
chardev: opening backend "socket" failed


if mode=connect is specified, it works fine.

Version-Release number of selected component (if applicable):

How reproducible:


Steps to Reproduce:
1.open port nc -l 0.0.0.0 6080
2.run the script above
3.
  
Actual results:
error as above

Expected results:
run smoothly

Additional info: