DragonFlyBSD Kernel Audit
DF-2616 / env.txt
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/usr/bin/bash: line 1: dfbsd-qemu/vm.sh: No such file or directory
--- audit-relevant environment ---
Guest: DragonFly dfbsd 6.5-DEVELOPMENT x86_64 (QEMU/KVM, dfbsd-qemu/vm.sh)
Stock kernel (#0, Jul  2 2026): X86_64_GENERIC WITH options INVARIANTS
Test kernel    (#1, Aug 28 10:57 2026): same config, INVARIANTS commented out
Fix kernel     (#2, Aug 28 build): #1 + fix.diff applied (hammer2_bad_data_off)
Root fs: hammer2; vfs.usermount = 0 (mounts in this PoC are done as root;
with vfs.usermount=1 + an owned vnode device the same images mountable by
an unprivileged user per the finding's threat model).
Toolchain: host python3 forger; guest newfs_hammer2, vnconfig(4), cc.