可用通过以下两种方式解决：

• 在客户端修改克隆卷的UUID，然后再重新挂载。

  xfs_admin -U generate /dev/sdX
  mount /dev/sdX PATH
  

• 不修改克隆卷的UUID，挂载时使用nouuid选项，忽略UUID检查。

  mount -o nouuid /dev/sdX PATH 

示例

sda为源卷，sdj、sdo为克隆卷，直接挂载会报错，sdo使用修改UUID方法挂载，sdj使用忽略UUID检查方式挂载。

[root@songt-0007 /]# lsblk
NAME     MAJ:MIN RM  SIZE RO TYPE  MOUNTPOINT
sda        8:0    0  200G  0 disk  /mnt/sda
sdj        8:144  0  211G  0 disk 
sdo        8:224  0  233G  0 disk  
vda      253:0    0   40G  0 disk  
└─vda1   253:1    0   40G  0 part  /
vdb      253:16   0  100G  0 disk  /mnt/local_stor01
vdc      253:32   0  100G  0 disk  
vdd      253:48   0  100G  0 disk  
[root@songt-0007 /]# mount /dev/sdo /mnt/sdo
mount: wrong fs type, bad option, bad superblock on /dev/sdo,
       missing codepage or helper program, or other error

       In some cases useful info is found in syslog - try
       dmesg | tail or so.
[root@songt-0007 /]# xfs_admin -U generate /dev/sdo
Clearing log and setting UUID
writing all SBs
new UUID = fe99e47e-8091-4a12-860c-f60e02b07b41
[root@songt-0007 /]# mount /dev/sdo /mnt/sdo
[root@songt-0007 /]# mount /dev/sdj /mnt/sdj
mount: wrong fs type, bad option, bad superblock on /dev/sdj,
       missing codepage or helper program, or other error

       In some cases useful info is found in syslog - try
       dmesg | tail or so.
[root@songt-0007 /]# mount -o nouuid /dev/sdj /mnt/sdj
[root@songt-0007 /]# lsblk
NAME     MAJ:MIN RM  SIZE RO TYPE  MOUNTPOINT
sda        8:0    0  200G  0 disk  /mnt/sda
sdg        8:96   0  555G  0 disk  /mnt/sdg
sdj        8:144  0  211G  0 disk  /mnt/sdj
vda      253:0    0   40G  0 disk  
└─vda1   253:1    0   40G  0 part  /
vdb      253:16   0  100G  0 disk  /mnt/local_stor01
vdc      253:32   0  100G  0 disk  
vdd      253:48   0  100G  0 disk