== baseline (stock INVARIANTS kernel #0; same snapshot lineage as DF-2617 env.txt) ==
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, 6 vCPU, 4GB)

== fix-validation kernel #1 ==
DragonFly dfbsd 6.5-DEVELOPMENT DragonFly 6.5-DEVELOPMENT #1: Sat Aug 29 13:50:48 UTC 2026     root@dfbsd:/usr/obj/usr/src/sys/X86_64_GENERIC  x86_64
Using built-in specs.
COLLECT_GCC=/usr/libexec/gcc80/cc
COLLECT_LTO_WRAPPER=/usr/libexec/gcc80/lto-wrapper
Target: x86_64-pc-dragonflybsd
Configured with: DragonFly/x86_64 system compiler (c c++ LTO)
Thread model: posix
gcc version 8.3 [DragonFly] Release/2019-02-22 

== trigger context ==
mount -t hammer2 /dev/vn0@testvol /mnt/h2 ; su -m nobody (uid 65534) in mode-777 /pub