Guest:     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 (QEMU/KVM host rig)
sysctl:    vm.vkernel_enable=1
vkernel:   /usr/obj/usr/src/sys/VKERNEL64/kernel.debug (same-tree nativekernel)
  baseline MD5 a3a76c8c358d3df60cea81a31587ccf6  (crash)
  patched  MD5 3cb21e35f1447c8d69ceb1401226fefee  (fix.diff; survives, boots)
root img:  /vkroot.img raw newfs ufs, mounts as ufs:vkd0
invocation: kernel.debug -m 512m -r /vkroot.img -n 1 -e init_path=/bin/vkinit \
            -e boot.netif.ip=10.1.2.3 -e boot.netif.netmask=255.255.255.0 \
            -e boot.netif.name=lo0 -e boot.nfsroot.server=127.0.0.1 \
            -e boot.nfsroot.nfshandle=X...X -s
vkinit:    static console->/bin/sh wrapper (source in build.sh / README)