The picture is too unclear to make out what it really is. However, if this came after some hard riding it is not a surprise to have the rubber tear and "roll" over... If you know what I mean.
It is definitely impossible to determine if you have a suspension problem based on tire wear only (or rubber bits on your tire). Too many factors: tire pressure, ambient temperature, surface temperature, riding style/ability, rubber from other bike's tires on the track, etc....
"Here's to alcohol, the cause of many—and solution to—all life's problems.