Warning: The driver descriptor says the physical block size is 2048 bytes, but Linux says it is 512 bytes. solution

Disk /dev/sdb: 15.22 GiB, 16336814080 bytes, 31907840 sectors
Disk model: SD/MMC          
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disklabel type: dos
Disk identifier: 0x00000000

 

The fdisk output is above and below is the error you may get when trying to use the drive or even format it.


Warning: The driver descriptor says the physical block size is 2048 bytes, but Linux says it is 512 bytes.

wipefs is a useful tool to show us what filesystems exist on the drive.

root@mint:/home/mint# wipefs /dev/sdb
DEVICE OFFSET TYPE UUID      LABEL
sdb    0x52   vfat 53E2-5BC6
sdb    0x0    vfat 53E2-5BC6
sdb    0x1fe  vfat 53E2-5BC6
 

Let's wipe out all filesystems to fix the error

Make sure you have backed up any data. 

Change sdX below with the actual drive you want to do this to.

wipefs --all /dev/sdX


Tags:

descriptor, bytes, linux, solutiondisk, dev, sdb, gib, sectors, disk, mmc, sector, optimal, disklabel, dos, identifier, fdisk, output, format, wipefs, filesystems, mint, offset, uuid, label, vfat, bc, fe, sdx,

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