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Message #05510
[Bug 1571068] Re: libvirtError: cannot unlink file '/var/lib/libvirt/images/xxx.qcow2': Success
in the bugzilla bug this is marked as fixed in 1.3.3 of libvirt, and
yakkety currently has 1.3.4, so I've marked fix-released in Ubuntu
(yakkety), and targetted xenial and wily for SRU.
** Also affects: libvirt (Ubuntu Wily)
Importance: Undecided
Status: New
** Also affects: libvirt (Ubuntu Xenial)
Importance: Undecided
Status: New
** Changed in: libvirt (Ubuntu)
Status: Confirmed => Fix Released
** Changed in: libvirt (Ubuntu Wily)
Status: New => Confirmed
** Changed in: libvirt (Ubuntu Wily)
Importance: Undecided => Medium
** Changed in: libvirt (Ubuntu Xenial)
Status: New => Confirmed
** Changed in: libvirt (Ubuntu Xenial)
Importance: Undecided => Medium
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https://bugs.launchpad.net/bugs/1571068
Title:
libvirtError: cannot unlink file '/var/lib/libvirt/images/xxx.qcow2':
Success
Status in libvirt:
Unknown
Status in libvirt package in Ubuntu:
Fix Released
Status in libvirt source package in Wily:
Confirmed
Status in libvirt source package in Xenial:
Confirmed
Bug description:
Steps to reproduce:
1) Create VM using virt-install
2) Delete the VM with its associated volume
Expected results:
The VM is removed and the volume is deleted
Actual results:
When trying to remove the volume the following error is printed:
Errors encountered while removing certain storage devices.
cannot unlink file '/var/lib/libvirt/images/bootstrap.qcow2': Success
Traceback (most recent call last):
File "/usr/share/virt-manager/virtManager/delete.py", line 182, in _async_delete
self._async_delete_path(conn, path, meter)
File "/usr/share/virt-manager/virtManager/delete.py", line 228, in _async_delete_path
vol.delete(0)
File "/usr/lib/python2.7/dist-packages/libvirt.py", line 3359, in delete
if ret == -1: raise libvirtError ('virStorageVolDelete() failed', vol=self)
libvirtError: cannot unlink file '/var/lib/libvirt/images/xxx.qcow2': Success
And the volume is still there
$ sudo virsh vol-list default
Name Path
------------------------------------------------------------------------------
bootstrap.qcow2 /var/lib/libvirt/images/bootstrap.qcow2
$ sudo file /var/lib/libvirt/images/bootstrap.qcow2
/var/lib/libvirt/images/bootstrap.qcow2: QEMU QCOW Image (v3), 21474836480 bytes
Other info:
I found an upstream bug that is related to this problem
https://bugzilla.redhat.com/show_bug.cgi?id=1293804 , I tested the
merged patch and it fixed the problem for me.
ProblemType: Bug
DistroRelease: Ubuntu 15.10
Package: libvirt-bin 1.2.16-2ubuntu11.15.10.3
ProcVersionSignature: Ubuntu 4.2.0-34.39-generic 4.2.8-ckt4
Uname: Linux 4.2.0-34-generic x86_64
NonfreeKernelModules: nvidia
ApportVersion: 2.19.1-0ubuntu5
Architecture: amd64
Date: Fri Apr 15 17:05:34 2016
InstallationDate: Installed on 2014-12-06 (495 days ago)
InstallationMedia: Ubuntu 14.10 "Utopic Unicorn" - Release amd64 (20141022.1)
SourcePackage: libvirt
UpgradeStatus: Upgraded to wily on 2016-03-08 (38 days ago)
modified.conffile..etc.apparmor.d.usr.lib.libvirt.virt.aa.helper: [modified]
modified.conffile..etc.libvirt.qemu.conf: [inaccessible: [Errno 13] Permission denied: '/etc/libvirt/qemu.conf']
modified.conffile..etc.libvirt.qemu.networks.default.xml: [inaccessible: [Errno 13] Permission denied: '/etc/libvirt/qemu/networks/default.xml']
mtime.conffile..etc.apparmor.d.usr.lib.libvirt.virt.aa.helper: 2016-03-14T13:22:07.751461
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