Re: [libvirt-users] Using qemu active blockcommit results in 'Permission denied' error

On Thu, May 30, 2019 at 22:12:14 +0200, Marcus Hoffmann wrote: > Hello all, Hi, > > I tried following this guide: > https://wiki.libvirt.org/page/Live-disk-backup-with-active-blockcommit > > Unfortunately when I try to do the final virsh blockcommit step I always > get the following error: > > error: internal error: unable to execute QEMU command 'block-commit': > Could not reopen file: Permission denied > > I checked directory und image file permissions, app-armor profiles (set > to complain mode for now.) and libvirt logs but nothing there gives me > any hints what might be going wrong. > > This is on a debian buster system, using I was doing some changes in the blockcommit code recently so I might have messed something up. Could you please collect debug logs: https://wiki.libvirt.org/page/DebugLogs when the problem reproduces and also a directory listing of the path where the image is stored so I can check if the permission code is working properly.