DragonFly 6.5-DEVELOPMENT #0 (unpatched baseline, with-src snapshot)
  -> upgraded to #7 (single-fix kernel) for fix validation
  uname: DragonFly dfbsd 6.5-DEVELOPMENT DragonFly 6.5-DEVELOPMENT #7:
         Fri Jul 10 21:01:59 UTC 2026  root@dfbsd:/usr/obj/usr/src/sys/X86_64_GENERIC  x86_64
compiler: cc 8.3 [DragonFly] Release/2019-02-22
kernel config: X86_64_GENERIC (options HAMMER2, options INVARIANTS)
hammer2: built into kernel (NOT a kldload module); root fs (vbd0s1d) is hammer2
test mount: /dev/vn0@DATA on /mnt/h2 (hammer2), 2GB vnode-backed image, chmod 1777
sysctl vfs.usermount: 0 (root created/mounted the test image)
sysctl vfs.hammer2.debug: 0x40 during baseline churn (LOST CHILD4 trace enabled), 0 during patched run
CPU features: SMAP OFF, SMEP OFF, KASLR OFF, INVARIANTS ON (GENERIC)
guest: KVM 6 vCPU / 4 GB, vtnet0 DHCP 10.0.2.15, root fs on vtblk0