Description of problem:
Boot up guest with 232 usb device (max number), or even 180 usb device (did not try a less number), guest failed to boot up after 1 hour.
Version-Release number of selected component (if applicable):
Steps to Reproduce:
1. Boot up a guest with lots of usb device (I tried 232 and 180 usb devices)
Command line will be attached.
Guest failed to boot up after 1 hour. (I did not wait for more time)
Created attachment 924117 [details]
qemu command line to boot up the guest with 232 usb devices
Created attachment 924119 [details]
screen shot when faild to boot up the win2012r2 guest
*** This bug has been marked as a duplicate of bug 886828 ***