begin: ticket=5
discipline added on vtnet0 (qid=0)
queue 'def' added (qid=1)
active altqs: 2  ticket_active=5
  [0] qname='' scheduler=6 qid=0
  [1] qname='def' scheduler=6 qid=1
=== fairq_classstats returned (224 bytes) ===
class_handle = 0x00000001
qlength      = 0
qlimit       = 50
qtype        = 0x3   (Q_RED=0x01 Q_RIO=0x02 Q_DROPTAIL=0x03)
xmit_cnt     = packets=0 bytes=0
drop_cnt     = packets=0 bytes=0

=== uninitialized-region analysis ===
  region [ 12.. 15] (  4 bytes) padding(qlimit->xmit_cnt) : 3 non-zero bytes
     f8@13 ff@14 ff@15
  region [ 52.. 55] (  4 bytes) padding(qtype->red[0]) : 0 non-zero bytes
  region [ 56..223] (168 bytes) red[3] (Q_DROPTAIL: untouched) : 121 non-zero bytes
     01@56 cb@57 91@58 18@59 01@60 f8@61 ff@62 ff@63 f8@64 e5@65 da@66 17@67 01@68 f8@69 ff@70 ff@71 87@72 63@73 9a@74 80@75 ff@76 ff@77 ff@78 ff@79 02@82 5c@88 80@89 65@90 80@91 ff@92 ff@93 ff@94

TOTAL non-zero bytes in uninitialized regions: 124 / 176
kernel-pointer-looking 8-byte windows in red[] region: 27

RESULT: LEAK CONFIRMED — 124 bytes of uninitialized kernel stack returned to userspace.