diff --git a/share/man/man9/kasan.9 b/share/man/man9/kasan.9
--- a/share/man/man9/kasan.9
+++ b/share/man/man9/kasan.9
@@ -86,7 +86,9 @@
 If not, the runtime prints a warning or panics the kernel, depending on the
 value of the
 .Sy debug.kasan.panic_on_violation
-sysctl/tunable.
+sysctl/tunable. The sanitizer in a KASAN-configured kernel can be disabled by
+setting the loader tunable
+.Sy debug.kasan.disable=1 .
 .Pp
 The
 .Nm