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IDProjectCategoryView StatusLast Update
0006757Kali Linux[All Projects] Kali Package Bugpublic2020-09-28 22:09
ReporterKomonitsume Assigned To 
PrioritynormalSeverityminorReproducibilityalways
Status newResolutionopen 
Product Version2020.3 
Target VersionFixed in Version 
Summary0006757: Libvirt is bugged "unable to control COW flag"
DescriptionWhen i try to create a pool, this error appear:
unable to control COW flag on '/var/lib/libvirt/images', not btrfs: function not implemented.
Steps To Reproduce1.Prepare a dir pool xml and define it
# cat pool.xml
<pool type='dir'>
  <name>virsh_pool_test</name>
  <uuid>46eb05db-442e-42f6-b229-855c91a9bb34</uuid>
  <capacity unit='bytes'>53660876800</capacity>
  <allocation unit='bytes'>31874580480</allocation>
  <available unit='bytes'>21786296320</available>
  <source>
  </source>
  <target>
    <path>/var/tmp/avocado_huyf7ozz/dir-pool</path>
    <permissions>
      <mode>0711</mode>
      <owner>0</owner>
      <group>0</group>
      <label>system_u:object_r:virt_tmp_t:s0</label>
    </permissions>
  </target>
</pool>

2.Try to build this pool
# virsh pool-build virsh_pool_test
error: Failed to build pool virsh_pool_test
error: unable to control COW flag on '/var/tmp/avocado_huyf7ozz/dir-pool', not btrfs: Function not implemented
Additional InformationThis problem may point to the new commit 7230bc95aa78379c9ee20cf59394c5fc4305b75b which is mainly for btrfs filesystem but also has a influence with existed logic now.

This issues is resolved, please read this linked bugtrack.
https://bugzilla.redhat.com/show_bug.cgi?id=1866157

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Issue History

Date Modified Username Field Change
2020-09-28 22:09 Komonitsume New Issue