--- BUGGY ---
mode=clean        apply_fix=0    -> rc=0  clean exit (end-of-attributes reached)
mode=loop         apply_fix=0    -> rc=1  ITERATION CAP HIT -> would be infinite loop in kernel
mode=oob_attroff  apply_fix=0    -> rc=1  ITERATION CAP HIT -> would be infinite loop in kernel
mode=oob_reclen   apply_fix=0    -> rc=2  SIGSEGV -> OOB read past record (into adjacent slab in kernel)

--- WITH FIX ---
mode=clean        apply_fix=1    -> rc=0  clean exit (end-of-attributes reached)
mode=loop         apply_fix=1    -> rc=-1  FIX REJECTED input ( EINVAL in kernel)
mode=oob_attroff  apply_fix=1    -> rc=-1  FIX REJECTED input ( EINVAL in kernel)
mode=oob_reclen   apply_fix=1    -> rc=-1  FIX REJECTED input ( EINVAL in kernel)