RuBackup. Резервное копирование Brest VM завершается ошибкой

Packed: 9864700746 99.1%
Packed: 9922437962 99.7%
Packed: 9952224074 100%

Info: Removing the archive directory: /rubackup-tmp/brest.test.lan_TaskID_35_RuleID_10_D2023_7_11H13_36_16_BackupType_1_ResourceType_3
Info: Removing the resource list file: /rubackup-tmp/brest.test.lan_TaskID_35_RuleID_10_D2023_7_11H13_36_16_BackupType_1_ResourceType_3.rbfd.list
Info: Committing KVM snapshots ...
Info: Blockcommited: vda
Warning: int RbModuleBrestVm::remove_file_on_remote_host(const string&): the following command produced an error: ssh root@brest.test.lan rm -f /var/lib/one/datastores/106/40/rubackup-snapshot.vda.qcow2
Warning: Command output: rm: невозможно удалить '/var/lib/one/datastores/106/40/rubackup-snapshot.vda.qcow2': Отказано в доступе
Error: int RbModuleBrestVm::commit_kvm_snapshots(): can't blockcommit snapshot for target vdb
Error: Command was: LANG=C /usr/bin/virsh -c qemu+ssh://root@brest.test.lan/system blockcommit 3a06343c-372c-4d74-92a0-6583023a7529 vdb --base /var/lib/one/datastores/106/40/rubackup-snapshot.vdb.qcow2 --active --verbose --pivot
Error: Command output: error: внутренняя ошибка: не удалось выполнить команду QEMU «block-commit»: Failed to get "write" lock
Error: virtual bool RbModuleBrestVm::release_resource_after_backup(): unable to release resources
Error: module out end: --------------------------------------------------
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