DragonFly dfbsd 6.5-DEVELOPMENT #0: Thu Jul  2 06:02:54 UTC 2026 root@dfbsd:/usr/obj/usr/src/sys/X86_64_GENERIC x86_64
vm.vkernel_enable: 1
VKERNEL64: /usr/obj/usr/src/sys/VKERNEL64/kernel.debug (nativekernel, gcc 8.3, DF-5474 defsym workaround)
vkroot: /vkroot.img per DF-5661 build_image.sh