qemu will not start VMs using spice or vnc displays unless there is a routable IPv4 address on the machine, even though the error relates to 127.0.0.1
root@athens:~# ip addr 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: em1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq master ovs-system state UP group default qlen 1000 link/ether a4:ba:db:32:4c:6b brd ff:ff:ff:ff:ff:ff inet6 fe80::a6ba:dbff:fe32:4c6b/64 scope link valid_lft forever preferred_lft forever 3: em2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq master ovs-system state UP group default qlen 1000 link/ether a4:ba:db:32:4c:6c brd ff:ff:ff:ff:ff:ff inet6 fe80::a6ba:dbff:fe32:4c6c/64 scope link valid_lft forever preferred_lft forever 4: ovs-system: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN group default link/ether a6:01:71:d4:b2:71 brd ff:ff:ff:ff:ff:ff 5: br0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UNKNOWN group default link/ether a4:ba:db:32:4c:6b brd ff:ff:ff:ff:ff:ff inet6 2606:a000:a461:4500:a6ba:dbff:fe32:4c6b/64 scope global mngtmpaddr dynamic valid_lft 86292sec preferred_lft 14292sec inet6 fe80::c03d:22ff:fea5:3034/64 scope link valid_lft forever preferred_lft forever root@athens:~# virsh start icarus error: Failed to start domain icarus error: internal error: process exited while connecting to monitor: ((null):4086): Spice-Warning **: reds.c:2330:reds_init_socket: getaddrinfo(127.0.0.1,5900): Address family for hostname not supported 2015-09-05T17:43:39.911871Z qemu-system-x86_64: failed to initialize spice server
root@athens:~# dhclient br0 root@athens:~# ip addr 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: em1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq master ovs-system state UP group default qlen 1000 link/ether a4:ba:db:32:4c:6b brd ff:ff:ff:ff:ff:ff inet6 fe80::a6ba:dbff:fe32:4c6b/64 scope link valid_lft forever preferred_lft forever 3: em2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq master ovs-system state UP group default qlen 1000 link/ether a4:ba:db:32:4c:6c brd ff:ff:ff:ff:ff:ff inet6 fe80::a6ba:dbff:fe32:4c6c/64 scope link valid_lft forever preferred_lft forever 4: ovs-system: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN group default link/ether a6:01:71:d4:b2:71 brd ff:ff:ff:ff:ff:ff 5: br0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UNKNOWN group default link/ether a4:ba:db:32:4c:6b brd ff:ff:ff:ff:ff:ff inet 172.31.3.106/24 brd 172.31.3.255 scope global br0 valid_lft forever preferred_lft forever inet6 2606:a000:a461:4500:a6ba:dbff:fe32:4c6b/64 scope global mngtmpaddr dynamic valid_lft 86335sec preferred_lft 14335sec inet6 fe80::a6ba:dbff:fe32:4c6b/64 scope link valid_lft forever preferred_lft forever root@athens:~# virsh start icarus Domain icarus started
ProblemType: Bug DistroRelease: Ubuntu 15.04 Package: qemu-system-x86 1:2.2+dfsg-5expubuntu9.4 ProcVersionSignature: Ubuntu 3.19.0-26.28-generic 3.19.8-ckt4 Uname: Linux 3.19.0-26-generic x86_64 ApportVersion: 2.17.2-0ubuntu1.3 Architecture: amd64 Date: Sat Sep 5 13:46:23 2015 InstallationDate: Installed on 2015-08-29 (6 days ago) InstallationMedia: Ubuntu-Server 15.04 "Vivid Vervet" - Release amd64 (20150422) MachineType: Dell Inc. PowerEdge T310 ProcEnviron: TERM=xterm PATH=(custom, no user) LANG=en_US.UTF-8 SHELL=/bin/bash ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-3.19.0-26-generic.efi.signed root=/dev/mapper/vg_athens-lv_root ro SourcePackage: qemu UdevLog: Error: [Errno 2] No such file or directory: '/var/log/udev' UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 09/06/2013 dmi.bios.vendor: Dell Inc. dmi.bios.version: 1.12.0 dmi.board.name: 0MNFTH dmi.board.vendor: Dell Inc. dmi.board.version: A00 dmi.chassis.type: 17 dmi.chassis.vendor: Dell Inc. dmi.modalias: dmi:bvnDellInc.:bvr1.12.0:bd09/06/2013:svnDellInc.:pnPowerEdgeT310:pvr:rvnDellInc.:rn0MNFTH:rvrA00:cvnDellInc.:ct17:cvr: dmi.product.name: PowerEdge T310 dmi.sys.vendor: Dell Inc.
qemu will not start VMs using spice or vnc displays unless there is a routable IPv4 address on the machine, even though the error relates to 127.0.0.1
root@athens:~# ip addr UP,LOWER_ UP> mtu 65536 qdisc noqueue state UNKNOWN group default MULTICAST, UP,LOWER_ UP> mtu 1500 qdisc mq master ovs-system state UP group default qlen 1000 dbff:fe32: 4c6b/64 scope link MULTICAST, UP,LOWER_ UP> mtu 1500 qdisc mq master ovs-system state UP group default qlen 1000 dbff:fe32: 4c6c/64 scope link MULTICAST> mtu 1500 qdisc noop state DOWN group default MULTICAST, UP,LOWER_ UP> mtu 1500 qdisc noqueue state UNKNOWN group default a461:4500: a6ba:dbff: fe32:4c6b/ 64 scope global mngtmpaddr dynamic 22ff:fea5: 3034/64 scope link 2330:reds_ init_socket: getaddrinfo( 127.0.0. 1,5900) : Address family for hostname not supported 05T17:43: 39.911871Z qemu-system-x86_64: failed to initialize spice server
1: lo: <LOOPBACK,
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
inet 127.0.0.1/8 scope host lo
valid_lft forever preferred_lft forever
inet6 ::1/128 scope host
valid_lft forever preferred_lft forever
2: em1: <BROADCAST,
link/ether a4:ba:db:32:4c:6b brd ff:ff:ff:ff:ff:ff
inet6 fe80::a6ba:
valid_lft forever preferred_lft forever
3: em2: <BROADCAST,
link/ether a4:ba:db:32:4c:6c brd ff:ff:ff:ff:ff:ff
inet6 fe80::a6ba:
valid_lft forever preferred_lft forever
4: ovs-system: <BROADCAST,
link/ether a6:01:71:d4:b2:71 brd ff:ff:ff:ff:ff:ff
5: br0: <BROADCAST,
link/ether a4:ba:db:32:4c:6b brd ff:ff:ff:ff:ff:ff
inet6 2606:a000:
valid_lft 86292sec preferred_lft 14292sec
inet6 fe80::c03d:
valid_lft forever preferred_lft forever
root@athens:~# virsh start icarus
error: Failed to start domain icarus
error: internal error: process exited while connecting to monitor: ((null):4086): Spice-Warning **: reds.c:
2015-09-
root@athens:~# dhclient br0 UP,LOWER_ UP> mtu 65536 qdisc noqueue state UNKNOWN group default MULTICAST, UP,LOWER_ UP> mtu 1500 qdisc mq master ovs-system state UP group default qlen 1000 dbff:fe32: 4c6b/64 scope link MULTICAST, UP,LOWER_ UP> mtu 1500 qdisc mq master ovs-system state UP group default qlen 1000 dbff:fe32: 4c6c/64 scope link MULTICAST> mtu 1500 qdisc noop state DOWN group default MULTICAST, UP,LOWER_ UP> mtu 1500 qdisc noqueue state UNKNOWN group default a461:4500: a6ba:dbff: fe32:4c6b/ 64 scope global mngtmpaddr dynamic dbff:fe32: 4c6b/64 scope link
root@athens:~# ip addr
1: lo: <LOOPBACK,
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
inet 127.0.0.1/8 scope host lo
valid_lft forever preferred_lft forever
inet6 ::1/128 scope host
valid_lft forever preferred_lft forever
2: em1: <BROADCAST,
link/ether a4:ba:db:32:4c:6b brd ff:ff:ff:ff:ff:ff
inet6 fe80::a6ba:
valid_lft forever preferred_lft forever
3: em2: <BROADCAST,
link/ether a4:ba:db:32:4c:6c brd ff:ff:ff:ff:ff:ff
inet6 fe80::a6ba:
valid_lft forever preferred_lft forever
4: ovs-system: <BROADCAST,
link/ether a6:01:71:d4:b2:71 brd ff:ff:ff:ff:ff:ff
5: br0: <BROADCAST,
link/ether a4:ba:db:32:4c:6b brd ff:ff:ff:ff:ff:ff
inet 172.31.3.106/24 brd 172.31.3.255 scope global br0
valid_lft forever preferred_lft forever
inet6 2606:a000:
valid_lft 86335sec preferred_lft 14335sec
inet6 fe80::a6ba:
valid_lft forever preferred_lft forever
root@athens:~# virsh start icarus
Domain icarus started
ProblemType: Bug 5expubuntu9. 4 ature: Ubuntu 3.19.0- 26.28-generic 3.19.8-ckt4 /vmlinuz- 3.19.0- 26-generic. efi.signed root=/dev/ mapper/ vg_athens- lv_root ro :bvr1.12. 0:bd09/ 06/2013: svnDellInc. :pnPowerEdgeT31 0:pvr:rvnDellIn c.:rn0MNFTH: rvrA00: cvnDellInc. :ct17:cvr:
DistroRelease: Ubuntu 15.04
Package: qemu-system-x86 1:2.2+dfsg-
ProcVersionSign
Uname: Linux 3.19.0-26-generic x86_64
ApportVersion: 2.17.2-0ubuntu1.3
Architecture: amd64
Date: Sat Sep 5 13:46:23 2015
InstallationDate: Installed on 2015-08-29 (6 days ago)
InstallationMedia: Ubuntu-Server 15.04 "Vivid Vervet" - Release amd64 (20150422)
MachineType: Dell Inc. PowerEdge T310
ProcEnviron:
TERM=xterm
PATH=(custom, no user)
LANG=en_US.UTF-8
SHELL=/bin/bash
ProcKernelCmdLine: BOOT_IMAGE=
SourcePackage: qemu
UdevLog: Error: [Errno 2] No such file or directory: '/var/log/udev'
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 09/06/2013
dmi.bios.vendor: Dell Inc.
dmi.bios.version: 1.12.0
dmi.board.name: 0MNFTH
dmi.board.vendor: Dell Inc.
dmi.board.version: A00
dmi.chassis.type: 17
dmi.chassis.vendor: Dell Inc.
dmi.modalias: dmi:bvnDellInc.
dmi.product.name: PowerEdge T310
dmi.sys.vendor: Dell Inc.