qga return "frozen" when vm just been created from snapfile
Steps to reproduce:
1. virsh create lisa.xml  
Domain lisa created from lisa.xml

2. virsh domblklist lisa  
 vda      /mnt/a/b/srv.qcow2

3. virsh snapshot-create-as lisa  --disk-only --diskspec vda,file=/tmp/f1,snapfile=/tmp/sp1  --no-metadata --quiesce  
Domain snapshot 20220919165217 created

4. virsh shutdown lisa  
Domain lisa is being shutdown

5. modify lisa.xml: replace /mnt/a/b/srv/qcow2 with /tmp/sp1

6. virsh create lisa.xml  
Domain lisa created from lisa.xml

7. virsh domblklist lisa  
 vda      /tmp/sp1
 
8. virsh qemu-agent-command lisa '{"execute":"guest-fsfreeze-status"}'  
{"return":"frozen"}

9. virsh snapshot-create-as lisa  --disk-only --diskspec vda,file=/tmp/f2,snapfile=/tmp/sp2  --no-metadata --quiesce  
error: internal error: unable to execute QEMU agent command 'guest-fsfreeze-freeze': The command guest-fsfreeze-freeze has been disabled for this instance
Additional information:
Is "frozen" a normal value in step8? If not, what's the best way to avoid this?