Guest:      dfbsd-qemu/vm.sh (QEMU/KVM, 4GB, 6 vCPU), single-tenant audit guest
Stock kernel (baseline):
  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
  config: X86_64_GENERIC (INVARIANTS), gcc80, -mindirect-branch=thunk-inline
Fixed kernel (validation):
  DragonFly 6.5-DEVELOPMENT #1: Thu Sep  3 03:11:47 UTC 2026
  pristine /usr/src + fix.diff only (2-line guard)
Source parity: guest /usr/src md5 == audited repo md5
  trap.c         fa54899450dc815d52a503319315154e
  init_sysent.c  a58e1fe6a06d2acce88097d691da272d
User:       maxx (uid 1001, unprivileged)
Syscalls:   SYS_MAXSYSCALL=556; sysent[0]=sys_xsyscall, sysent[198]=sys_xsyscall
libc:       /lib/libc.so.8 dynamic (syscall -> rax=198 no-shift stub);
            /usr/lib/libc.a syscall.o: mov $0,%rax; __syscall.o: mov $198,%rax
Rebuild:    cd /usr/src && make -j4 nativekernel KERNCONF=X86_64_GENERIC && make installkernel