marcos@marcos-MacBookPro:~$ cd /home/marcos/qemu_vms marcos@marcos-MacBookPro:~/qemu_vms$ ls 2017-04-10-raspbian-jessie.img  2017-04-10-raspbian-jessie.zip   qemu-rpi-kernel-master.zip marcos@marcos-MacBookPro:~/qemu_vms$ sudo mount -v -o offset=47185920 -t ext4 ~ /qemu_vms/2017-04-10-raspbian-jessie.img/mnt/raspbian [sudo] password for marcos:   mount: /home/marcos/qemu_vms/2017-04-10-raspbian-jessie.img/mnt/raspbian: can't find in /etc/fstab. marcos@marcos-MacBookPro:~/qemu_vms$ virt-filesystems -a 2017-04-10-raspbian-jessie.img --all --long --uuid -h libguestfs: error: /usr/bin/supermin exited with error status 1. To see full error messages you may need to enable debugging. Do:  export LIBGUESTFS_DEBUG=1 LIBGUESTFS_TRACE=1 and run the command again.  For further information, read:  http://libguestfs.org/guestfs-faq.1.html#debugging-libguestfs You can also run 'libguestfs-test-tool' and post the *complete* output into a bug report or message to the libguestfs mailing list. marcos@marcos-MacBookPro:~/qemu_vms$ libguestfs-test-tool     ************************************************************     *                    IMPORTANT NOTICE     *     * When reporting bugs, include the COMPLETE, UNEDITED     * output below in your bug report.     *     ************************************************************ PATH=/usr/lib/ccache:/home/linuxbrew/.linuxbrew/bin:/home/linuxbrew/.linuxbrew/ sbin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr /games:/usr/local/games:/snap/bin:/snap/bin XDG_RUNTIME_DIR=/run/user/1000 SELinux: sh: 1: getenforce: not found guestfs_get_append: (null) guestfs_get_autosync: 1 guestfs_get_backend: direct guestfs_get_backend_settings: [] guestfs_get_cachedir: /var/tmp guestfs_get_hv: /usr/bin/qemu-system-x86_64 guestfs_get_memsize: 1280 guestfs_get_network: 0 guestfs_get_path: /usr/lib/x86_64-linux-gnu/guestfs guestfs_get_pgroup: 0 guestfs_get_program: libguestfs-test-tool guestfs_get_recovery_proc: 1 guestfs_get_smp: 1 guestfs_get_sockdir: /run/user/1000 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=1.46.2 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/libguestfsAKALOx libguestfs: launch: umask=0002 libguestfs: launch: euid=1000 libguestfs: begin building supermin appliance libguestfs: run supermin libguestfs: command: run: /usr/bin/supermin libguestfs: command: run: \ --build libguestfs: command: run: \ --verbose libguestfs: command: run: \ --if-newer libguestfs: command: run: \ --lock /var/tmp/.guestfs-1000/lock libguestfs: command: run: \ --copy-kernel libguestfs: command: run: \ -f ext2 libguestfs: command: run: \ --host-cpu x86_64 libguestfs: command: run: \ /usr/lib/x86_64-linux-gnu/guestfs/supermin.d libguestfs: command: run: \ -o /var/tmp/.guestfs-1000/appliance.d supermin: version: 5.2.1 supermin: package handler: debian/dpkg supermin: acquiring lock on /var/tmp/.guestfs-1000/lock supermin: build: /usr/lib/x86_64-linux-gnu/guestfs/supermin.d supermin: reading the supermin appliance supermin: build: visiting /usr/lib/x86_64-linux-gnu/guestfs/supermin.d/ base.tar.gz type gzip base image (tar) supermin: build: visiting /usr/lib/x86_64-linux-gnu/guestfs/supermin.d/ daemon.tar.gz type gzip base image (tar) supermin: build: visiting /usr/lib/x86_64-linux-gnu/guestfs/supermin.d/ excludefiles type uncompressed excludefiles supermin: build: visiting /usr/lib/x86_64-linux-gnu/guestfs/supermin.d/ hostfiles type uncompressed hostfiles supermin: build: visiting /usr/lib/x86_64-linux-gnu/guestfs/supermin.d/ init.tar.gz type gzip base image (tar) supermin: build: visiting /usr/lib/x86_64-linux-gnu/guestfs/supermin.d/packages type uncompressed packages supermin: build: visiting /usr/lib/x86_64-linux-gnu/guestfs/supermin.d/ packages-hfsplus type uncompressed packages supermin: build: visiting /usr/lib/x86_64-linux-gnu/guestfs/supermin.d/ packages-reiserfs type uncompressed packages supermin: build: visiting /usr/lib/x86_64-linux-gnu/guestfs/supermin.d/ packages-xfs type uncompressed packages supermin: build: visiting /usr/lib/x86_64-linux-gnu/guestfs/supermin.d/ udev-rules.tar.gz type gzip base image (tar) supermin: mapping package names to installed packages supermin: resolving full list of package dependencies supermin: build: 216 packages, including dependencies supermin: build: 8426 files supermin: build: 4965 files, after matching excludefiles supermin: build: 4968 files, after adding hostfiles supermin: build: 4965 files, after removing unreadable files supermin: build: 4971 files, after munging supermin: kernel: looking for kernel using environment variables ... supermin: kernel: looking for kernels in /lib/modules/*/vmlinuz ... supermin: kernel: looking for kernels in /boot ... supermin: kernel: kernel version of /boot/vmlinuz-5.18.0-051800rc1-generic = 5.18.0-051800rc1-generic (from filename) supermin: kernel: picked modules path /lib/modules/5.18.0-051800rc1-generic supermin: kernel: kernel version of /boot/vmlinuz-5.15.0-39-generic = 5.15.0-39-generic (from filename) supermin: kernel: picked modules path /lib/modules/5.15.0-39-generic supermin: kernel: kernel version of /boot/vmlinuz-5.15.0-37-generic = 5.15.0-37-generic (from filename) supermin: kernel: picked modules path /lib/modules/5.15.0-37-generic supermin: kernel: picked vmlinuz /boot/vmlinuz-5.18.0-051800rc1-generic supermin: kernel: kernel_version 5.18.0-051800rc1-generic supermin: kernel: modpath /lib/modules/5.18.0-051800rc1-generic cp: cannot open '/boot/vmlinuz-5.18.0-051800rc1-generic' for reading: Permission denied supermin: cp -p '/boot/vmlinuz-5.18.0-051800rc1-generic' '/var/tmp /.guestfs-1000/appliance.d.5fqk1kxl/kernel': command failed, see earlier errors libguestfs: error: /usr/bin/supermin exited with error status 1, see debug messages above