Public bug reported: 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. ** Affects: qemu (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug vivid -- You received this bug notification because you are a member of Ubuntu Server Team, which is subscribed to qemu in Ubuntu. https://bugs.launchpad.net/bugs/1492621 Title: Cannot start VMs without routable IPv4 address To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/qemu/+bug/1492621/+subscriptions -- Ubuntu-server-bugs mailing list Ubuntu-server-bugs@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-server-bugs