From 91ffde47281e615c3d68041eaeb58c93b11dbd97 Mon Sep 17 00:00:00 2001
From: Philipp Oppermann <dev@phil-opp.com>
Date: Tue, 18 Apr 2017 18:10:23 +0200
Subject: [PATCH] Trigger a double fault by causing a page fault

---
 src/lib.rs | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/lib.rs b/src/lib.rs
index 90b4512..3e9be37 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -58,6 +58,11 @@ pub extern "C" fn rust_main(multiboot_information_address: usize) {
     // invoke a breakpoint exception
     x86_64::instructions::interrupts::int3();
 
+    // trigger a page fault
+    unsafe {
+        *(0xdeadbeaf as *mut u64) = 42;
+    };
+
     println!("It did not crash!");
     loop {}
 }