FreeBSD 11.0-STABLE #0 r310265 amd64 seems to be cpi-ing garbage to mounted FAT32 fs after 10-20 GB.

[Konstantin Belousov]

On Wed, Feb 01, 2017 at 05:38:07AM -0700, Jakub Lach wrote:
> As it shows your interest, I appreciate your answer very much.
> 
> I was a bit let down then, I had to (using the same card reader), 
> cp -r using borrowed Apple iMac. It worked as it should.
> 
> It was FreeBSD 11.0-STABLE #0 r310265 amd64 as in subject, 
> I will reconsider retesting now and filling a PR, with a different
> data set and medium though. Thanks.

Does that happen on any device which carries FAT fs, or since you mentioned
a card reader, does it happen with any other filesystem carried by a volume
on the card ?  In other words, why do you blame FAT and not the card reader ?