Panic in Double Fault handler instead of looping endlessly

The advantage of panicking is that it causes a QEMU exit in integration tests.
2025-12-16 22:37:49 +00:00 · 2019-04-25 16:56:49 +02:00
parent 701542b40f
commit bda362a666
3 changed files with 1 additions and 2 deletions
--- a/blog/content/second-edition/posts/07-double-faults/index.md
+++ b/blog/content/second-edition/posts/07-double-faults/index.md
@@ -78,8 +78,7 @@ lazy_static! {
 extern "x86-interrupt" fn double_fault_handler(
    stack_frame: &mut InterruptStackFrame, _error_code: u64)
 {
-    println!("EXCEPTION: DOUBLE FAULT\n{:#?}", stack_frame);
-    loop {}
+    panic!("EXCEPTION: DOUBLE FAULT\n{:#?}", stack_frame);
 }
 ```

--- a/blog/content/second-edition/posts/07-double-faults/qemu-catch-double-fault.png
+++ b/blog/content/second-edition/posts/07-double-faults/qemu-catch-double-fault.png
--- a/blog/content/second-edition/posts/07-double-faults/qemu-double-fault-on-stack-overflow.png
+++ b/blog/content/second-edition/posts/07-double-faults/qemu-double-fault-on-stack-overflow.png