Comment # 2 on bug 1016418 from Tamas Nagy

I'm still getting the error even with the updated qemu packages. Here's what I
did:

oweinerlab@null-c82a1447f5bc:~> sudo zypper ar
http://download.opensuse.org/repositories/openSUSE:/Maintenance:/6079/openSUSE_Leap_42.2_Update/
leap422test
Adding repository 'leap422test'
..........................................[done]
Repository 'leap422test' successfully added
Enabled     : Yes                                                               
Autorefresh : No                                                                
GPG Check   : Yes                                                               
Priority    : 99                                                                
URI         :
http://download.opensuse.org/repositories/openSUSE:/Maintenance:/6079/openSUSE_Leap_42.2_Update/

oweinerlab@null-c82a1447f5bc:~> sudo zypper up qemu
Retrieving repository 'Main Update Repository' metadata
..................[done]
Building repository 'Main Update Repository' cache
.......................[done]

New repository or package signing key received:

  Repository:       leap422test                                                 
  Key Name:         openSUSE:Maintenance OBS Project
<openSUSE:Maintenance@build.opensuse.org>
  Key Fingerprint:  7C097045 B0D351D3 69AC453A 598D0E63 B3FD7E48                
  Key Created:      Thu 06 Aug 2015 02:49:53 AM PDT                             
  Key Expires:      Sat 14 Oct 2017 02:49:53 AM PDT                             
  Rpm Name:         gpg-pubkey-b3fd7e48-55c32dc1                                


Do you want to reject the key, trust temporarily, or trust always? [r/t/a/?
shows all options] (r): a
Building repository 'leap422test' cache
..................................[done]
Loading repository data...
Reading installed packages...
Resolving package dependencies...

The following 7 packages are going to be upgraded:
  qemu qemu-block-curl qemu-block-iscsi qemu-block-rbd qemu-block-ssh
qemu-tools
  qemu-x86

7 packages to upgrade.
Overall download size: 5.7 MiB. Already cached: 0 B. After the operation,
additional 141.3 KiB will be used.
Continue? [y/n/? shows all options] (y): y
Retrieving package qemu-block-ssh-2.6.2-23.1.x86_64
                                           (1/7), 104.3 KiB ( 22.6 KiB
unpacked)
Retrieving: qemu-block-ssh-2.6.2-23.1.x86_64.rpm
.........................[done]
Retrieving package qemu-block-rbd-2.6.2-23.1.x86_64
                                           (2/7), 103.5 KiB ( 22.8 KiB
unpacked)
Retrieving: qemu-block-rbd-2.6.2-23.1.x86_64.rpm
.........................[done]
Retrieving package qemu-block-iscsi-2.6.2-23.1.x86_64
                                           (3/7), 108.0 KiB ( 35.1 KiB
unpacked)
Retrieving: qemu-block-iscsi-2.6.2-23.1.x86_64.rpm
.......................[done]
Retrieving package qemu-block-curl-2.6.2-23.1.x86_64
                                           (4/7), 102.7 KiB ( 21.4 KiB
unpacked)
Retrieving: qemu-block-curl-2.6.2-23.1.x86_64.rpm
........................[done]
Retrieving package qemu-2.6.2-23.1.x86_64  (5/7), 316.4 KiB (905.4 KiB
unpacked)
Retrieving: qemu-2.6.2-23.1.x86_64.rpm
...................................[done]
Retrieving package qemu-x86-2.6.2-23.1.x86_64
                                           (6/7),   4.2 MiB ( 17.4 MiB
unpacked)
Retrieving: qemu-x86-2.6.2-23.1.x86_64.rpm ...................[done (1.3
MiB/s)]
Retrieving package qemu-tools-2.6.2-23.1.x86_64
                                           (7/7), 786.3 KiB (  4.4 MiB
unpacked)
Retrieving: qemu-tools-2.6.2-23.1.x86_64.rpm ...............[done (320.0
KiB/s)]
Checking for file conflicts:
.............................................[done]
(1/7) Installing: qemu-block-ssh-2.6.2-23.1.x86_64
.......................[done]
(2/7) Installing: qemu-block-rbd-2.6.2-23.1.x86_64
.......................[done]
(3/7) Installing: qemu-block-iscsi-2.6.2-23.1.x86_64
.....................[done]
(4/7) Installing: qemu-block-curl-2.6.2-23.1.x86_64
......................[done]
(5/7) Installing: qemu-2.6.2-23.1.x86_64
.................................[done]
(6/7) Installing: qemu-x86-2.6.2-23.1.x86_64
.............................[done]
(7/7) Installing: qemu-tools-2.6.2-23.1.x86_64
...........................[done]
oweinerlab@null-c82a1447f5bc:~> gnome-boxes

(gnome-boxes:9181): Gtk-WARNING **: Theme parsing error: gtk-style.css:76:18:
The 'outline-radius' property has been renamed to '-gtk-outline-radius'

(gnome-boxes:9181): Gtk-WARNING **: Theme parsing error: gtk-style.css:87:18:
The 'outline-radius' property has been renamed to '-gtk-outline-radius'

** (gnome-boxes:9181): WARNING **: Entity
http://download.opensuse.org/tumbleweed/repo referenced but not defined

** (gnome-boxes:9181): WARNING **: Entity
http://www.linux-usb.org/usb.ids/80ee/0021 referenced but not defined

** (gnome-boxes:9181): WARNING **: Using a file
(/usr/share/gnome-boxes/gnome-boxes-logos-db.xml) as a database location is
deprecated, use a directory instead

(gnome-boxes:9181): Boxes-WARNING **: machine.vala:606: Failed to start
openSUSE Tumbleweed: Unable to start domain: internal error: process exited
while connecting to monitor: spice-qemu-char: unsupported type: smartcard
allowed names: vdagent, usbredir
qemu-system-x86_64: qemu-char.c:4539: qmp_chardev_add: Assertion `!i' failed.
C^C