sudo e2fsck -f /dev/mapper/ubuntu--vg-root
e2fsck 1.44.1 (24-Mar-2018)
The filesystem size (according to the superblock) is 94371840 blocks
The physical size of the device is 92998656 blocks
Either the superblock or the partition table is likely to be corrupt!
Abort<y>? no
Pass 1: Checking inodes, blocks, and sizes
Pass 2: Checking directory structure
Pass 3: Checking directory connectivity
Pass 4: Checking reference counts
Pass 5: Checking group summary information
Error reading block 93323264 (Invalid argument) while reading inode and block bitmaps.  Ignore error<y>? yes
Force rewrite<y>? yes
Error reading block 93847552 (Invalid argument) while reading inode and block bitmaps.  Ignore error<y>? yes
Force rewrite<y>? yes
Error reading block 93847567 (Invalid argument) while reading inode and block bitmaps.  Ignore error<y>? yes
Force rewrite<y>? yes
Block bitmap differences:  +93323264 +93323280 +(93323296--93323807) +93847552 +(93847567--93847568) +(93847583--93848095) +(93855264--93855775)
Fix<y>? yes
Error writing block 93847552 (Invalid argument).  Ignore error<y>? yes
Error writing block 93847567 (Invalid argument).  Ignore error<y>? yes
Error writing block 93323264 (Invalid argument).  Ignore error<y>? yes
Error writing block 93847552 (Invalid argument).  Ignore error<y>? yes
Error writing block 93847567 (Invalid argument).  Ignore error<y>?