[Libguestfs] Can I get some help from you?

Hello, there： I wish to get some help from you. And here is my problem: When I tried to boot a instance on OpenStack Kilo, ======================================================================================================================== nova boot --flavor m1.tiny --image cirros-0.3.4-x86_64 --nic net-id=3be58b93-32ad-42bb-80c7-7979554d6bc4 --security-group default --key-name demo-key demo-instance7 ======================================================================================================================== the instance didn't boot as I expected and the "nova-compute.log" file contains some sentences like this: ===================================nova-compute.log=============================================== 2015-08-25 09:42:53.009 6440 WARNING nova.virt.disk.api [req-3bcf4c8f-57e0-4ae1-9a43-730c02b02621 - - - - -] Unable to mount image /var/lib/nova/instances/54626e50-e17a-4bfc-9f0e-a6ed581582be/disk with error libguestfs installed but not usable (/usr/bin/supermin-helper exited with error status 1. To see full error messages you may need to enable debugging. See http://libguestfs.org/guestfs-faq.1.html#debugging-libguestfs). Cannot resize. 2015-08-25 09:42:53.128 6440 ERROR nova.compute.manager [req-3bcf4c8f-57e0-4ae1-9a43-730c02b02621 - - - - -] [instance: 54626e50-e17a-4bfc-9f0e-a6ed581582be] Instance failed to spawn =====================================nova-compute.log============================================= After I run "libguestfs-test-tool" in my terminal, I get these compute and unedited info below: ================================================================================ ************************************************************ * IMPORTANT NOTICE * * When reporting bugs, include the COMPLETE, UNEDITED * output below in your bug report. * ************************************************************ LIBVIRT_DEFAULT_URI=qemu:///system PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin SELinux: sh: 1: getenforce: not found guestfs_get_append: (null) guestfs_get_backend: direct guestfs_get_autosync: 1 guestfs_get_cachedir: /var/tmp guestfs_get_direct: 0 guestfs_get_hv: /usr/bin/qemu-system-x86_64 guestfs_get_memsize: 500 guestfs_get_network: 0 guestfs_get_path: /usr/lib/guestfs guestfs_get_pgroup: 0 guestfs_get_program: libguestfs-test-tool guestfs_get_recovery_proc: 1 guestfs_get_selinux: 0 guestfs_get_smp: 1 guestfs_get_tmpdir: /tmp guestfs_get_trace: 0 guestfs_get_verbose: 1 host_cpu: x86_64 Launching appliance, timeout set to 600 seconds. libguestfs: launch: program=libguestfs-test-tool libguestfs: launch: version=1.24.5 libguestfs: launch: backend registered: unix libguestfs: launch: backend registered: uml libguestfs: launch: backend registered: libvirt libguestfs: launch: backend registered: direct libguestfs: launch: backend=direct libguestfs: launch: tmpdir=/tmp/libguestfsLMdzHt libguestfs: launch: umask=0022 libguestfs: launch: euid=0 libguestfs: command: run: /usr/bin/supermin-helper libguestfs: command: run: \ --verbose libguestfs: command: run: \ -f checksum libguestfs: command: run: \ --host-cpu x86_64 libguestfs: command: run: \ /usr/lib/guestfs/supermin.d supermin helper [00000ms] whitelist = (not specified) supermin helper [00000ms] host_cpu = x86_64 supermin helper [00000ms] dtb_wildcard = (not specified) supermin helper [00000ms] inputs: supermin helper [00000ms] inputs[0] = /usr/lib/guestfs/supermin.d supermin helper [00000ms] outputs: supermin helper [00000ms] kernel = (none) supermin helper [00000ms] dtb = (none) supermin helper [00000ms] initrd = (none) supermin helper [00000ms] appliance = (none) checking modpath /lib/modules/3.16.0-30-generic is a directory checking modpath /lib/modules/3.16.0-45-generic is a directory picked kernel vmlinuz-3.16.0-45-generic supermin helper [00000ms] finished creating kernel supermin helper [00000ms] visiting /usr/lib/guestfs/supermin.d supermin helper [00000ms] visiting /usr/lib/guestfs/supermin.d/daemon.img.gz supermin helper [00000ms] visiting /usr/lib/guestfs/supermin.d/init.img supermin helper [00000ms] visiting /usr/lib/guestfs/supermin.d/udev-rules.img supermin helper [00000ms] adding kernel modules supermin helper [00044ms] finished creating appliance libguestfs: checksum of existing appliance: b6869d6d612edfa2e0c627a79d62b1cbe17737ad5a9c3452b2d349d7c2b6c217 libguestfs: [00047ms] begin building supermin appliance libguestfs: [00047ms] run supermin-helper libguestfs: command: run: /usr/bin/supermin-helper libguestfs: command: run: \ --verbose libguestfs: command: run: \ --copy-kernel libguestfs: command: run: \ -f ext2 libguestfs: command: run: \ --host-cpu x86_64 libguestfs: command: run: \ /usr/lib/guestfs/supermin.d libguestfs: command: run: \ --output-kernel /var/tmp/guestfs.sZ4SFI/kernel libguestfs: command: run: \ --output-initrd /var/tmp/guestfs.sZ4SFI/initrd libguestfs: command: run: \ --output-appliance /var/tmp/guestfs.sZ4SFI/root supermin helper [00000ms] whitelist = (not specified) supermin helper [00000ms] host_cpu = x86_64 supermin helper [00000ms] dtb_wildcard = (not specified) supermin helper [00000ms] inputs: supermin helper [00000ms] inputs[0] = /usr/lib/guestfs/supermin.d supermin helper [00000ms] outputs: supermin helper [00000ms] kernel = /var/tmp/guestfs.sZ4SFI/kernel supermin helper [00000ms] dtb = (none) supermin helper [00000ms] initrd = /var/tmp/guestfs.sZ4SFI/initrd supermin helper [00000ms] appliance = /var/tmp/guestfs.sZ4SFI/root checking modpath /lib/modules/3.16.0-30-generic is a directory checking modpath /lib/modules/3.16.0-45-generic is a directory picked kernel vmlinuz-3.16.0-45-generic supermin helper [00038ms] finished creating kernel supermin helper [01967ms] finished mke2fs supermin helper [01968ms] visiting /usr/lib/guestfs/supermin.d supermin helper [01968ms] visiting /usr/lib/guestfs/supermin.d/daemon.img.gz supermin helper [02021ms] visiting /usr/lib/guestfs/supermin.d/init.img supermin helper [02021ms] visiting /usr/lib/guestfs/supermin.d/udev-rules.img /usr/bin/supermin-helper: ext2: parent directory not found: /lib: File not found by ext2_lookup libguestfs: error: /usr/bin/supermin-helper exited with error status 1, see debug messages above libguestfs: command: run: rm libguestfs: command: run: \ -rf /var/tmp/guestfs.sZ4SFI libguestfs-test-tool: failed to launch appliance libguestfs: closing guestfs handle 0xa11480 (state 0) libguestfs: command: run: rm libguestfs: command: run: \ -rf /tmp/libguestfsLMdzHt ================================================================================ I wish to get some help from you , thank you Best wishes!