guest_uname: DragonFly dfbsd 6.5-DEVELOPMENT DragonFly 6.5-DEVELOPMENT #0: Thu Jul  2 06:02:54 UTC 2026     root@dfbsd:/usr/obj/usr/src/sys/X86_64_GENERIC  x86_64
compiler: cc 8.3 [DragonFly] Release/2019-02-22
kern.osreldate: 600519
kernel: stock INVARIANTS X86_64_GENERIC (clean-source `with-src` snapshot)
NFS: in-kernel client, NFSv3 over UDP, AUTH_SYS, no fsid/ integrity
mount used: mount_nfs -o port=2049,udp 127.0.0.1:/P /mnt
guest services during PoC: only the PoC's userland fakesrv (rpcbind :111,
mountd :779, nfs :2049 on 127.0.0.1); system rpcbind/nfsd NOT running
vfs.nfs.nfs_privport = 0
code hashes (FINAL server, DF LOOKUP wire order, modes err|dirfh|freshdir|control|typelie):
  fakesrv.c  c751e0743ee2d372bc52fd61a6fac274fdb5fd8c0bbbffa794cbb58a01fecbeb
  trigger.c  ac44a2687988b99566aa4a1ea0059af9958d6ddd88bcb0eaaae5c4712ba2f647
  t2.c       (isolation probe: create-only vs unlink variants)