Why I can't mount usb stick with my uid or gid?

乃宏周 naive231 at gmail.com
Thu Nov 7 03:45:31 EST 2013

If this situation is true, how should I do to change ownership after mount?
Use `chown -R 1000:1000 ~/work` ? That sounds doesn't like a good idea.

2013/11/7 Qiao Zhao <qiaozqjhsy at gmail.com>

>  On 11/07/2013 10:52 AM, 乃宏周 wrote:
>   I use ubuntu 12.04, and my usb stick had been found at /dev/sdb and has
> 2 partitions.
>  If I `mount /dev/sdb1 ~/work`, My usb stick can be mounted sucessfully,
> but ownership of ~/work is root, so I can't write anything to it.
>  But if I `mount -o uid=1000,gid=1000 /dev/sdb1 ~/work`, system replies
> following error message:
> mount: wrong fs type, bad option, bad superblock on /dev/sdb1,
>        missing codepage or helper program, or other error
>        In some cases useful info is found in syslog - try
>        dmesg | tail  or so
>  Why this situation occurred? I'm sure that my pid and gid is 1000.
>  Any ideas?
>  Because uid,gid and other parameters are given nfs, vfat file systems.
> ext3 and ext4 file systems doesn't
> support this mount.
> This is my test log:
> $ sudo mount -o uid=500,gid=500 /dev/sdb1 /media/
> $ mount
> /dev/sdb1 on /media type vfat (rw,uid=500,gid=500)
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