2018-04-18 15:22:19.581+0000: starting up libvirt version: 4.0.0, qemu version: 2.11.1, hostname: Iron
LC_ALL=C PATH=/bin:/sbin:/usr/bin:/usr/sbin HOME=/ QEMU_AUDIO_DRV=none /usr/local/sbin/qemu -name guest=Arch,debug-threads=on -S -object secret,id=masterKey0,format=raw,file=/var/lib/libvirt/qemu/domain-5-Arch/master-key.aes -machine pc-i440fx-2.11,accel=kvm,usb=off,dump-guest-core=off,mem-merge=off -cpu host -m 1024 -realtime mlock=off -smp 2,sockets=1,cores=2,threads=1 -uuid 46a05dd4-9136-3ee8-00d8-9bf3fe65064a -display none -no-user-config -nodefaults -chardev socket,id=charmonitor,path=/var/lib/libvirt/qemu/domain-5-Arch/monitor.sock,server,nowait -mon chardev=charmonitor,id=monitor,mode=control -rtc base=utc,driftfix=slew -global kvm-pit.lost_tick_policy=delay -no-hpet -no-shutdown -boot strict=on -device ich9-usb-ehci1,id=usb,bus=pci.0,addr=0x7.0x7 -device ich9-usb-uhci1,masterbus=usb.0,firstport=0,bus=pci.0,multifunction=on,addr=0x7 -device ich9-usb-uhci2,masterbus=usb.0,firstport=2,bus=pci.0,addr=0x7.0x1 -device ich9-usb-uhci3,masterbus=usb.0,firstport=4,bus=pci.0,ad,addr=0x6 -device virtio-balloon-pci,id=balloon0,bus=pci.0,addr=0x8 -msg timestamp=on
2018-04-18 15:22:19.581+0000: Domain id=5 is tainted: high-privileges
2018-04-18 15:22:19.581+0000: Domain id=5 is tainted: host-cpu
2018-04-18T15:22:19.620153Z qemu-system-x86_64: -chardev pty,id=charserial0: char device redirected to /dev/pts/1 (label charserial0)

2018-04-18T15:22:19.790780Z qemu-system-x86_64: -device vfio-pci,host=0b:00.0,id=hostdev0,x-vga=on,bus=pci.0,addr=0x5: Failed to mmap 0000:0b:00.0 BAR 0. Performance may be slow