diff --git a/lib/images/macos/README.md b/lib/images/macos/README.md
index 6525f20..037a403 100644
--- a/lib/images/macos/README.md
+++ b/lib/images/macos/README.md
@@ -83,6 +83,19 @@ and `vmix-install.sh`; every event is logged with a reason):
 
 `tools/soak.sh <flake> macos.images.tahoe.upstream 3` rebuilds an image N
 times and tabulates outcome, duration, boots, resets, panics and retries.
+Measured 2026-09-09 on the build host (Ryzen 7 7840HS, ZFS), Tahoe 26.6.2,
+VirtualSMC-only, PE install — 3 of 3 builds completed:
+
+| run | minutes | kernel boots | prepare tries | panics (self-recovered) | reboot deaths |
+|-----|---------|--------------|---------------|-------------------------|---------------|
+| 1   | 30      | 8            | 1             | 2                       | 0             |
+| 2   | 26      | 7            | 1             | 1                       | 0             |
+| 3   | 26      | 7            | 1             | 1                       | 0             |
+
+What still happens: a kernel panic at one of the guest's own reboots during the
+install (GPF in launchd's context right after `MACH Reboot`). XNU reboots
+itself within seconds and the install continues; the driver only intervenes
+if no kernel comes back within 60 s. Known, logged, not yet root-caused.
 
 ## Debugging