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
6 vCPU (hw.ncpu: 6), stock INVARIANTS kernel, QEMU/KVM guest.
PoC built with: cc -O2 -Wall -o /tmp/race /tmp/race.c (guest /usr/bin/cc)