Post-fix validation (kernel built with fix.diff, 'DragonFly 6.5-DEVELOPMENT
#1: Sun Aug 30 18:01:43 UTC 2026'):

AS UID 1001:
uid=1001 fetched 136 kinfo_file entries (9792 bytes)
  pid=289    uid=0      fd=0   type=1 f_file=0x0 f_data=0x0 off=50 fl=3
  pid=289    uid=0      fd=4   type=1 f_file=0x0 f_data=0x0 off=4 fl=4003
  pid=803    uid=0      fd=0   type=1 f_file=0x0 f_data=0x0 off=45 fl=3
entries with kernel pointers: 0
RESULT: no leak observed            <-- pointers masked for non-root

AS ROOT (fix does not break legitimate use):
uid=0 fetched 143 kinfo_file entries (10296 bytes)
  pid=289    uid=0      fd=0   type=1 f_file=0xfffff80116c36480 f_data=0xfffff8008f521b00 off=50 fl=3
entries with kernel pointers: 143