T-420 server 2012 R2 backup causes disk failure eventIds: 153/140/14

Running Windows Server Backup causes the following disk errors, we have a Raid 1+0 (4 disks) array on a Perc 310 controller:

• EventID: 153 - System, disk
  The IO operation at logical block address ef0 for Disk 1 (PDO name: \Device\00000044) was retried.
  
  
• EventID: 140 - System, Microsoft-Windows-Ntfs
  The system failed to flush data to the transaction log. Corruption may occur in VolumeId: C:,
  DeviceName: \Device\HarddiskVolume7.
  (The I/O device reported an I/O error.)
  
  
• EventID: 14 - System, volsnap
  The shadow copies of volume C: were aborted because of an IO failure on volume C:.