Show context name and syscall when panicking

src/panic.rs

@@ -3,7 +3,7 @@
 use core::alloc::Layout;
 use core::panic::PanicInfo;
 
-use crate::{cpu_id, context, interrupt};
+use crate::{cpu_id, context, interrupt, syscall};
 
 #[lang = "eh_personality"]
 #[no_mangle]
@@ -18,7 +18,19 @@ pub extern "C" fn rust_begin_unwind(info: &PanicInfo) -> ! {
     unsafe { interrupt::stack_trace(); }
 
     println!("CPU {}, PID {:?}", cpu_id(), context::context_id());
-    //WARNING: name cannot be grabed, it may deadlock
+
+    // This could deadlock, but at this point we are going to halt anyways
+    {
+        let contexts = context::contexts();
+        if let Some(context_lock) = contexts.current() {
+            let context = context_lock.read();
+            println!("NAME: {}", *context.name.read());
+
+            if let Some((a, b, c, d, e, f)) = context.syscall {
+                println!("SYSCALL: {}", syscall::debug::format_call(a, b, c, d, e, f));
+            }
+        }
+    }
 
     println!("HALT");
     loop {