diff --git a/README.adoc b/README.adoc
index 9a39956..f0048f0 100644
--- a/README.adoc
+++ b/README.adoc
@@ -2625,6 +2625,14 @@ I have also tried to copy the exact same kernel command line options used by QEM
 
 * `gdb` debugging not working. First we need to remove the initial `set arch i386:x86-64:intel` required for QEMU. Then it cannot find the symbols.
 
+== User mode Linux
+
+I once got link:https://en.wikipedia.org/wiki/User-mode_Linux[UML] running on a minimal Buildroot setup at: https://unix.stackexchange.com/questions/73203/how-to-create-rootfs-for-user-mode-linux-on-fedora-18/372207#372207
+
+But in part because it is dying, I didn't spend much effort to integrate it into this repo, although it would be a good fit in principle, since it is essentially a virtualization method.
+
+Maybe some brave sould will send a pull request one day.
+
 == Failed action
 
 === Record and replay