DF-1341 / run.log
== BEFORE-FIX (vulnerable) == BUG: nlevels = llevel(0) - blevel(5) + 1 = 4294967292 (unsigned underflow), loop iterates ~4B times == AFTER-FIX == FIX: blevel(5) > llevel(0) -> return -EINVAL (rc=-1)
== BEFORE-FIX (vulnerable) == BUG: nlevels = llevel(0) - blevel(5) + 1 = 4294967292 (unsigned underflow), loop iterates ~4B times == AFTER-FIX == FIX: blevel(5) > llevel(0) -> return -EINVAL (rc=-1)