device label

Tom H tomh0665 at gmail.com
Sat Sep 11 23:36:18 UTC 2010


On Sat, Sep 11, 2010 at 5:59 PM, Robert Holtzman <holtzm at cox.net> wrote:
> Tried to change the label on a thumb drive using
>
> e2label /dev/sdb1 disk
>
> and got "e2label: Bad magic number in super-block while trying to open
> /dev/sdb
> Couldn't find valid filesystem superblock."
>
> fdisk -lu shows
>
>   Device Boot      Start         End      Blocks   Id  System
> /dev/sdb1   *         128     3915775     1957824    b  W95 FAT32
> Partition 1 has different physical/logical endings:
>     phys=(242, 254, 63) logical=(243, 190, 11)
>
> A search on the error message and on the output of disk turned up
> several hits but they had to do with the inability to mount.

e2label is for extX filesystems and fat32 filesystems don't have a superblock.




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