[Libguestfs] bug report

Hi, &nbsp; &nbsp; I have use&nbsp; kvm 、 virsh 、 virt&nbsp; &nbsp;for almost half year ，all things goes well 。 &nbsp; &nbsp; but recently， I use virt-copy-in&nbsp; found some problem ， I&nbsp; have&nbsp; &nbsp;do&nbsp; nothing&nbsp; with my server&nbsp; ，but the problem appear .&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp; &nbsp; &nbsp; Here is the error message blow .&nbsp;&nbsp;I really appreciate your geneous help [root@gz-op-vmhost01 vmdata]# uname&nbsp; -r &amp;&amp; cat /etc/redhat-release&nbsp; &amp;&amp; virsh -V 4.19.8-1.el7.elrepo.x86_64 CentOS Linux release 7.2.1511 (Core) Virsh command line tool of libvirt 4.5.0 See web site at https://libvirt.org/ Compiled with support for: &nbsp;Hypervisors: QEMU/KVM LXC ESX Test &nbsp;Networking: Remote Network Bridging Interface netcf Nwfilter VirtualPort &nbsp;Storage: Dir Disk Filesystem SCSI Multipath iSCSI LVM RBD Gluster &nbsp;Miscellaneous: Daemon Nodedev SELinux Secrets Debug DTrace Readline [root@gz-op-vmhost01 vmdata]#&nbsp; libguestfs-test-tool &nbsp; &nbsp; &nbsp;************************************************************ &nbsp; &nbsp; &nbsp;*&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; IMPORTANT NOTICE &nbsp; &nbsp; &nbsp;* &nbsp; &nbsp; &nbsp;* When reporting bugs, include the COMPLETE, UNEDITED &nbsp; &nbsp; &nbsp;* output below in your bug report. &nbsp; &nbsp; &nbsp;* &nbsp; &nbsp; &nbsp;************************************************************ libguestfs: trace: set_verbose true libguestfs: trace: set_verbose = 0 libguestfs: trace: set_verbose true libguestfs: trace: set_verbose = 0 LIBGUESTFS_DEBUG=1 LIBGUESTFS_TRACE=1 PATH=/usr/java/jdk1.8.0_151/bin:/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin:/root/bin SELinux: Disabled libguestfs: trace: add_drive_scratch 104857600 libguestfs: trace: get_tmpdir libguestfs: trace: get_tmpdir = "/tmp" libguestfs: trace: disk_create "/tmp/libguestfsr2XJRP/scratch1.img" "raw" 104857600 libguestfs: trace: disk_create = 0 libguestfs: trace: add_drive "/tmp/libguestfsr2XJRP/scratch1.img" "format:raw" "cachemode:unsafe" libguestfs: trace: add_drive = 0 libguestfs: trace: add_drive_scratch = 0 libguestfs: trace: get_append libguestfs: trace: get_append = "NULL" guestfs_get_append: (null) libguestfs: trace: get_autosync libguestfs: trace: get_autosync = 1 guestfs_get_autosync: 1 libguestfs: trace: get_backend libguestfs: trace: get_backend = "libvirt" guestfs_get_backend: libvirt libguestfs: trace: get_backend_settings libguestfs: trace: get_backend_settings = [] guestfs_get_backend_settings: [] libguestfs: trace: get_cachedir libguestfs: trace: get_cachedir = "/var/tmp" guestfs_get_cachedir: /var/tmp libguestfs: trace: get_hv libguestfs: trace: get_hv = "/usr/libexec/qemu-kvm" guestfs_get_hv: /usr/libexec/qemu-kvm libguestfs: trace: get_memsize libguestfs: trace: get_memsize = 500 guestfs_get_memsize: 500 libguestfs: trace: get_network libguestfs: trace: get_network = 0 guestfs_get_network: 0 libguestfs: trace: get_path libguestfs: trace: get_path = "/usr/lib64/guestfs" guestfs_get_path: /usr/lib64/guestfs libguestfs: trace: get_pgroup libguestfs: trace: get_pgroup = 0 guestfs_get_pgroup: 0 libguestfs: trace: get_program libguestfs: trace: get_program = "libguestfs-test-tool" guestfs_get_program: libguestfs-test-tool libguestfs: trace: get_recovery_proc libguestfs: trace: get_recovery_proc = 1 guestfs_get_recovery_proc: 1 libguestfs: trace: get_smp libguestfs: trace: get_smp = 1 guestfs_get_smp: 1 libguestfs: trace: get_sockdir libguestfs: trace: get_sockdir = "/tmp" guestfs_get_sockdir: /tmp libguestfs: trace: get_tmpdir libguestfs: trace: get_tmpdir = "/tmp" guestfs_get_tmpdir: /tmp libguestfs: trace: get_trace libguestfs: trace: get_trace = 1 guestfs_get_trace: 1 libguestfs: trace: get_verbose libguestfs: trace: get_verbose = 1 guestfs_get_verbose: 1 host_cpu: x86_64 Launching appliance, timeout set to 600 seconds. libguestfs: trace: launch libguestfs: trace: max_disks libguestfs: trace: max_disks = 255 libguestfs: trace: version libguestfs: trace: version = <struct guestfs_version = major: 1, minor: 38, release: 2, extra: rhel=7,release=12.el7_6.2,libvirt, &gt; libguestfs: trace: get_backend libguestfs: trace: get_backend = "libvirt" libguestfs: launch: program=libguestfs-test-tool libguestfs: launch: version=1.38.2rhel=7,release=12.el7_6.2,libvirt libguestfs: launch: backend registered: unix libguestfs: launch: backend registered: uml libguestfs: launch: backend registered: libvirt libguestfs: launch: backend registered: direct libguestfs: launch: backend=libvirt libguestfs: launch: tmpdir=/tmp/libguestfsr2XJRP libguestfs: launch: umask=0022 libguestfs: launch: euid=0 libguestfs: libvirt version = 4005000 (4.5.0) libguestfs: guest random name = guestfs-tv134tqwpax481b9 libguestfs: connect to libvirt libguestfs: opening libvirt handle: URI = qemu:///system, auth = default+wrapper, flags = 0 libguestfs: successfully opened libvirt handle: conn = 0x564c2ce63ab0 libguestfs: qemu version (reported by libvirt) = 2012000 (2.12.0) libguestfs: get libvirt capabilities libguestfs: parsing capabilities XML libguestfs: trace: get_backend_setting "force_tcg" libguestfs: trace: get_backend_setting = NULL (error) libguestfs: trace: get_backend_setting "internal_libvirt_label" libguestfs: trace: get_backend_setting = NULL (error) libguestfs: trace: get_backend_setting "internal_libvirt_imagelabel" libguestfs: trace: get_backend_setting = NULL (error) libguestfs: trace: get_backend_setting "internal_libvirt_norelabel_disks" libguestfs: trace: get_backend_setting = NULL (error) libguestfs: build appliance libguestfs: trace: get_cachedir libguestfs: trace: get_cachedir = "/var/tmp" libguestfs: begin building supermin appliance libguestfs: run supermin libguestfs: command: run: /usr/bin/supermin5 libguestfs: command: run: \ --build libguestfs: command: run: \ --verbose libguestfs: command: run: \ --if-newer libguestfs: command: run: \ --lock /var/tmp/.guestfs-0/lock libguestfs: command: run: \ --copy-kernel libguestfs: command: run: \ -f ext2 libguestfs: command: run: \ --host-cpu x86_64 libguestfs: command: run: \ /usr/lib64/guestfs/supermin.d libguestfs: command: run: \ -o /var/tmp/.guestfs-0/appliance.d supermin: version: 5.1.19 supermin: rpm: detected RPM version 4.11 supermin: package handler: fedora/rpm supermin: acquiring lock on /var/tmp/.guestfs-0/lock supermin: if-newer: output does not need rebuilding libguestfs: finished building supermin appliance libguestfs: trace: disk_create "/tmp/libguestfsr2XJRP/overlay2.qcow2" "qcow2" -1 "backingfile:/var/tmp/.guestfs-0/appliance.d/root" "backingformat:raw" libguestfs: command: run: qemu-img libguestfs: command: run: \ create libguestfs: command: run: \ -f qcow2 libguestfs: command: run: \ -o backing_file=/var/tmp/.guestfs-0/appliance.d/root,backing_fmt=raw libguestfs: command: run: \ /tmp/libguestfsr2XJRP/overlay2.qcow2 qemu-img: /tmp/libguestfsr2XJRP/overlay2.qcow2: Could not open '/var/tmp/.guestfs-0/appliance.d/root': No such file or directory Could not open backing image to determine size. libguestfs: error: qemu-img: /tmp/libguestfsr2XJRP/overlay2.qcow2: qemu-img exited with error status 1, see debug messages above libguestfs: trace: disk_create = -1 (error) libguestfs: clear_socket_create_context: setsockcreatecon failed: NULL: Invalid argument [you can ignore this message if you are not using SELinux + sVirt] libguestfs: trace: launch = -1 (error) libguestfs: trace: close libguestfs: closing guestfs handle 0x564c2ce63000 (state 0) libguestfs: command: run: rm libguestfs: command: run: \ -rf /tmp/libguestfsr2XJRP [root@gz-op-vmhost01 vmdata]# ll /var/tmp/.guestfs-0/appliance.d/root ls: cannot access /var/tmp/.guestfs-0/appliance.d/root: No such file or directory [root@gz-op-vmhost01 vmdata]# ll /var/tmp/.guestfs-0/appliance.d/ total 10192 -rw-r--r-- 1 qemu qemu 3335680 Jan&nbsp; 3 13:36 initrd -rwxr-xr-x 1 qemu qemu 7095680 Jan&nbsp; 3 13:36 kernel [root@gz-op-vmhost01 vmdata]# mkdir /var/tmp/.guestfs-0/appliance.d/root [root@gz-op-vmhost01 vmdata]#&nbsp; libguestfs-test-tool &nbsp; &nbsp; &nbsp;************************************************************ &nbsp; &nbsp; &nbsp;*&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; IMPORTANT NOTICE &nbsp; &nbsp; &nbsp;* &nbsp; &nbsp; &nbsp;* When reporting bugs, include the COMPLETE, UNEDITED &nbsp; &nbsp; &nbsp;* output below in your bug report. &nbsp; &nbsp; &nbsp;* &nbsp; &nbsp; &nbsp;************************************************************ libguestfs: trace: set_verbose true libguestfs: trace: set_verbose = 0 libguestfs: trace: set_verbose true libguestfs: trace: set_verbose = 0 LIBGUESTFS_DEBUG=1 LIBGUESTFS_TRACE=1 PATH=/usr/java/jdk1.8.0_151/bin:/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin:/root/bin SELinux: Disabled libguestfs: trace: add_drive_scratch 104857600 libguestfs: trace: get_tmpdir libguestfs: trace: get_tmpdir = "/tmp" libguestfs: trace: disk_create "/tmp/libguestfsn1zUMm/scratch1.img" "raw" 104857600 libguestfs: trace: disk_create = 0 libguestfs: trace: add_drive "/tmp/libguestfsn1zUMm/scratch1.img" "format:raw" "cachemode:unsafe" libguestfs: trace: add_drive = 0 libguestfs: trace: add_drive_scratch = 0 libguestfs: trace: get_append libguestfs: trace: get_append = "NULL" guestfs_get_append: (null) libguestfs: trace: get_autosync libguestfs: trace: get_autosync = 1 guestfs_get_autosync: 1 libguestfs: trace: get_backend libguestfs: trace: get_backend = "libvirt" guestfs_get_backend: libvirt libguestfs: trace: get_backend_settings libguestfs: trace: get_backend_settings = [] guestfs_get_backend_settings: [] libguestfs: trace: get_cachedir libguestfs: trace: get_cachedir = "/var/tmp" guestfs_get_cachedir: /var/tmp libguestfs: trace: get_hv libguestfs: trace: get_hv = "/usr/libexec/qemu-kvm" guestfs_get_hv: /usr/libexec/qemu-kvm libguestfs: trace: get_memsize libguestfs: trace: get_memsize = 500 guestfs_get_memsize: 500 libguestfs: trace: get_network libguestfs: trace: get_network = 0 guestfs_get_network: 0 libguestfs: trace: get_path libguestfs: trace: get_path = "/usr/lib64/guestfs" guestfs_get_path: /usr/lib64/guestfs libguestfs: trace: get_pgroup libguestfs: trace: get_pgroup = 0 guestfs_get_pgroup: 0 libguestfs: trace: get_program libguestfs: trace: get_program = "libguestfs-test-tool" guestfs_get_program: libguestfs-test-tool libguestfs: trace: get_recovery_proc libguestfs: trace: get_recovery_proc = 1 guestfs_get_recovery_proc: 1 libguestfs: trace: get_smp libguestfs: trace: get_smp = 1 guestfs_get_smp: 1 libguestfs: trace: get_sockdir libguestfs: trace: get_sockdir = "/tmp" guestfs_get_sockdir: /tmp libguestfs: trace: get_tmpdir libguestfs: trace: get_tmpdir = "/tmp" guestfs_get_tmpdir: /tmp libguestfs: trace: get_trace libguestfs: trace: get_trace = 1 guestfs_get_trace: 1 libguestfs: trace: get_verbose libguestfs: trace: get_verbose = 1 guestfs_get_verbose: 1 host_cpu: x86_64 Launching appliance, timeout set to 600 seconds. libguestfs: trace: launch libguestfs: trace: max_disks libguestfs: trace: max_disks = 255 libguestfs: trace: version libguestfs: trace: version = <struct guestfs_version = major: 1, minor: 38, release: 2, extra: rhel=7,release=12.el7_6.2,libvirt, &gt; libguestfs: trace: get_backend libguestfs: trace: get_backend = "libvirt" libguestfs: launch: program=libguestfs-test-tool libguestfs: launch: version=1.38.2rhel=7,release=12.el7_6.2,libvirt libguestfs: launch: backend registered: unix libguestfs: launch: backend registered: uml libguestfs: launch: backend registered: libvirt libguestfs: launch: backend registered: direct libguestfs: launch: backend=libvirt libguestfs: launch: tmpdir=/tmp/libguestfsn1zUMm libguestfs: launch: umask=0022 libguestfs: launch: euid=0 libguestfs: libvirt version = 4005000 (4.5.0) libguestfs: guest random name = guestfs-6jipufmlo60389k4 libguestfs: connect to libvirt libguestfs: opening libvirt handle: URI = qemu:///system, auth = default+wrapper, flags = 0 libguestfs: successfully opened libvirt handle: conn = 0x563ac943fab0 libguestfs: qemu version (reported by libvirt) = 2012000 (2.12.0) libguestfs: get libvirt capabilities libguestfs: parsing capabilities XML libguestfs: trace: get_backend_setting "force_tcg" libguestfs: trace: get_backend_setting = NULL (error) libguestfs: trace: get_backend_setting "internal_libvirt_label" libguestfs: trace: get_backend_setting = NULL (error) libguestfs: trace: get_backend_setting "internal_libvirt_imagelabel" libguestfs: trace: get_backend_setting = NULL (error) libguestfs: trace: get_backend_setting "internal_libvirt_norelabel_disks" libguestfs: trace: get_backend_setting = NULL (error) libguestfs: build appliance libguestfs: trace: get_cachedir libguestfs: trace: get_cachedir = "/var/tmp" libguestfs: begin building supermin appliance libguestfs: run supermin libguestfs: command: run: /usr/bin/supermin5 libguestfs: command: run: \ --build libguestfs: command: run: \ --verbose libguestfs: command: run: \ --if-newer libguestfs: command: run: \ --lock /var/tmp/.guestfs-0/lock libguestfs: command: run: \ --copy-kernel libguestfs: command: run: \ -f ext2 libguestfs: command: run: \ --host-cpu x86_64 libguestfs: command: run: \ /usr/lib64/guestfs/supermin.d libguestfs: command: run: \ -o /var/tmp/.guestfs-0/appliance.d supermin: version: 5.1.19 supermin: rpm: detected RPM version 4.11 supermin: package handler: fedora/rpm supermin: acquiring lock on /var/tmp/.guestfs-0/lock supermin: if-newer: output does not need rebuilding libguestfs: finished building supermin appliance libguestfs: trace: disk_create "/tmp/libguestfsn1zUMm/overlay2.qcow2" "qcow2" -1 "backingfile:/var/tmp/.guestfs-0/appliance.d/root" "backingformat:raw" libguestfs: command: run: qemu-img libguestfs: command: run: \ create libguestfs: command: run: \ -f qcow2 libguestfs: command: run: \ -o backing_file=/var/tmp/.guestfs-0/appliance.d/root,backing_fmt=raw libguestfs: command: run: \ /tmp/libguestfsn1zUMm/overlay2.qcow2 qemu-img: /tmp/libguestfsn1zUMm/overlay2.qcow2: A regular file was expected by the 'file' driver, but something else was given Could not open backing image to determine size. libguestfs: error: qemu-img: /tmp/libguestfsn1zUMm/overlay2.qcow2: qemu-img exited with error status 1, see debug messages above libguestfs: trace: disk_create = -1 (error) libguestfs: clear_socket_create_context: setsockcreatecon failed: NULL: Invalid argument [you can ignore this message if you are not using SELinux + sVirt] libguestfs: trace: launch = -1 (error) libguestfs: trace: close libguestfs: closing guestfs handle 0x563ac943f000 (state 0) libguestfs: command: run: rm libguestfs: command: run: \ -rf /tmp/libguestfsn1zUMm [root@gz-op-vmhost01 vmdata]# [root@gz-op-vmhost01 vmdata]# virt-copy-in /etc/resolv.conf -a 10.188.2.9.sys.img&nbsp; &nbsp; /etc/ libguestfs: trace: set_verbose true libguestfs: trace: set_verbose = 0 libguestfs: create: flags = 0, handle = 0x55f344b7f650, program = virt-copy-in libguestfs: trace: set_pgroup true libguestfs: trace: set_pgroup = 0 libguestfs: trace: add_drive "10.188.2.9.sys.img" libguestfs: trace: add_drive = 0 libguestfs: trace: is_config libguestfs: trace: is_config = 1 libguestfs: trace: launch libguestfs: trace: max_disks libguestfs: trace: max_disks = 255 libguestfs: trace: get_tmpdir libguestfs: trace: get_tmpdir = "/tmp" libguestfs: trace: version libguestfs: trace: version = <struct guestfs_version = major: 1, minor: 38, release: 2, extra: rhel=7,release=12.el7_6.2,libvirt, &gt; libguestfs: trace: get_backend libguestfs: trace: get_backend = "libvirt" libguestfs: launch: program=virt-copy-in libguestfs: launch: version=1.38.2rhel=7,release=12.el7_6.2,libvirt libguestfs: launch: backend registered: unix libguestfs: launch: backend registered: uml libguestfs: launch: backend registered: libvirt libguestfs: launch: backend registered: direct libguestfs: launch: backend=libvirt libguestfs: launch: tmpdir=/tmp/libguestfsHRQGUn libguestfs: launch: umask=0022 libguestfs: launch: euid=0 libguestfs: libvirt version = 4005000 (4.5.0) libguestfs: guest random name = guestfs-yxto5xhpuo3fwlvw libguestfs: connect to libvirt libguestfs: opening libvirt handle: URI = qemu:///system, auth = default+wrapper, flags = 0 libguestfs: successfully opened libvirt handle: conn = 0x55f344b800c0 libguestfs: qemu version (reported by libvirt) = 2012000 (2.12.0) libguestfs: get libvirt capabilities libguestfs: parsing capabilities XML libguestfs: trace: get_backend_setting "force_tcg" libguestfs: trace: get_backend_setting = NULL (error) libguestfs: trace: get_backend_setting "internal_libvirt_label" libguestfs: trace: get_backend_setting = NULL (error) libguestfs: trace: get_backend_setting "internal_libvirt_imagelabel" libguestfs: trace: get_backend_setting = NULL (error) libguestfs: trace: get_backend_setting "internal_libvirt_norelabel_disks" libguestfs: trace: get_backend_setting = NULL (error) libguestfs: build appliance libguestfs: trace: get_cachedir libguestfs: trace: get_cachedir = "/var/tmp" libguestfs: begin building supermin appliance libguestfs: run supermin libguestfs: command: run: /usr/bin/supermin5 libguestfs: command: run: \ --build libguestfs: command: run: \ --verbose libguestfs: command: run: \ --if-newer libguestfs: command: run: \ --lock /var/tmp/.guestfs-0/lock libguestfs: command: run: \ --copy-kernel libguestfs: command: run: \ -f ext2 libguestfs: command: run: \ --host-cpu x86_64 libguestfs: command: run: \ /usr/lib64/guestfs/supermin.d libguestfs: command: run: \ -o /var/tmp/.guestfs-0/appliance.d supermin: version: 5.1.19 supermin: rpm: detected RPM version 4.11 supermin: package handler: fedora/rpm supermin: acquiring lock on /var/tmp/.guestfs-0/lock supermin: if-newer: output does not need rebuilding libguestfs: finished building supermin appliance libguestfs: trace: disk_create "/tmp/libguestfsHRQGUn/overlay1.qcow2" "qcow2" -1 "backingfile:/var/tmp/.guestfs-0/appliance.d/root" "backingformat:raw" libguestfs: command: run: qemu-img libguestfs: command: run: \ create libguestfs: command: run: \ -f qcow2 libguestfs: command: run: \ -o backing_file=/var/tmp/.guestfs-0/appliance.d/root,backing_fmt=raw libguestfs: command: run: \ /tmp/libguestfsHRQGUn/overlay1.qcow2 qemu-img: /tmp/libguestfsHRQGUn/overlay1.qcow2: A regular file was expected by the 'file' driver, but something else was given Could not open backing image to determine size. libguestfs: error: qemu-img: /tmp/libguestfsHRQGUn/overlay1.qcow2: qemu-img exited with error status 1, see debug messages above libguestfs: trace: disk_create = -1 (error) libguestfs: clear_socket_create_context: setsockcreatecon failed: NULL: Invalid argument [you can ignore this message if you are not using SELinux + sVirt] libguestfs: trace: launch = -1 (error) libguestfs: trace: close libguestfs: closing guestfs handle 0x55f344b7f650 (state 0) libguestfs: command: run: rm libguestfs: command: run: \ -rf /tmp/libguestfsHRQGUn