=== DF-0669 environment (guest, #0 master DEV baseline) ===
uname -a    : 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
kern.version: DragonFly 6.5-DEVELOPMENT #0: Thu Jul  2 06:02:54 UTC 2026
cc          : cc 8.3 [DragonFly] Release/2019-02-22

debug.debugger_on_panic = 1   (set to 0 in test.sh to print panic + reboot)
debug.trace_on_panic    = 1   (set to 0 in test.sh)

Kernel options: X86_64_GENERIC (INVARIANTS ON by default).
Modules loaded for the test:
  kldload ipfw3         (default to deny — severs networking)
  kldload ipfw3_basic   (carries ip_fw3_table.c with the vulnerable rn_flush calls)

Hardening on this guest: SMAP OFF, SMEP OFF, KASLR OFF, PTI OFF.