libvirt error

instance-00000003.log

015-01-07 01:03:12.611+0000: starting up
LC_ALL=C PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin QEMU_AUDIO_DRV=none /usr/libexec/qemu-kvm -name instance-00000003 -S -machine pc-i440fx-rhel7.0.0,accel=kvm,usb=off -cpu SandyBridge,+erms,+smep,+fsgsbase,+rdrand,+f16c,+osxsave,+pcid,+pdcm,+xtpr,+tm2,+est,+smx,+vmx,+ds_cpl,+monitor,+dtes64,+pbe,+tm,+ht,+ss,+acpi,+ds,+vme -m 512 -realtime mlock=off -smp 1,sockets=1,cores=1,threads=1 -uuid 87f92892-e39c-4c3a-a0e6-f38d2546b6f0 -smbios type=1,manufacturer=Fedora Project,product=OpenStack Nova,version=2014.2.1-1.el7.centos,serial=2d406ad2-c45e-4e1b-86f1-1fa56e394d32,uuid=87f92892-e39c-4c3a-a0e6-f38d2546b6f0 -no-user-config -nodefaults -chardev socket,id=charmonitor,path=/var/lib/libvirt/qemu/instance-00000003.monitor,server,nowait -mon chardev=charmonitor,id=monitor,mode=control -rtc base=utc,driftfix=slew -no-kvm-pit-reinjection -no-hpet -no-shutdown -boot strict=on -device piix3-usb-uhci,id=usb,bus=pci.0,addr=0x1.0x2 -drive file=/var/lib/nova/instances/87f92892-e39c-4c3a-a0e6-f38d2546b6f0/disk,if=none,id=drive-virtio-disk0,format=qcow2,cache=none -device virtio-blk-pci,scsi=off,bus=pci.0,addr=0x4,drive=drive-virtio-disk0,id=virtio-disk0,bootindex=1 -netdev tap,fd=25,id=hostnet0,vhost=on,vhostfd=26 -device virtio-net-pci,netdev=hostnet0,id=net0,mac=fa:16:3e:3f:a6:49,bus=pci.0,addr=0x3 -chardev file,id=charserial0,path=/var/lib/nova/instances/87f92892-e39c-4c3a-a0e6-f38d2546b6f0/console.log -device isa-serial,chardev=charserial0,id=serial0 -chardev pty,id=charserial1 -device isa-serial,chardev=charserial1,id=serial1 -device usb-tablet,id=input0 -vnc 0.0.0.0:0 -k en-us -vga cirrus -device virtio-balloon-pci,id=balloon0,bus=pci.0,addr=0x5
Warning: option deprecated, use lost_tick_policy property of kvm-pit instead.
qemu-kvm: -chardev pty,id=charserial1: Failed to create chardev
2015-01-07 01:03:12.824+0000: shutting down