Add debug infos on panic

user/test_pic/src/main.rs

@@ -1,10 +1,12 @@
 #![allow(unused)]
-#![feature(panic_internals, core_intrinsics)]
 
+use core::sync::atomic::AtomicUsize;
 use io::{Read as Readio, Write};
-use shared::syscall;
+use shared::{fs::File, syscall};
 use std::io::{Read, Stdin, stdin};
 
+static FOO: AtomicUsize = AtomicUsize::new(0);
+
 fn main() {
     let mut input = String::new();
     input.push('a');
@@ -13,13 +15,15 @@ fn main() {
     // syscall::write(&mut file, &[255; 6400 * 50]);
     // syscall::sleep(Duration::from_secs_f64(2.0));
     syscall::close(0);
-    let mut tty = syscall::open("/dev/tty0");
+    let mut tty = unsafe { File::from_raw_fd(syscall::open("/dev/tty0")) };
     syscall::close(1);
     let _ = syscall::open("/dev/tty0");
     println!("test from test_pic");
     tty.write(input.as_bytes()).unwrap();
     syscall::spawn("/usr/bin/shell");
-    core::panicking::panic("explicit panic");
+    // panic!("explicit panic");
+    // std::process::abort();
+    unsafe {core::arch::asm!("unimp")};
     loop {
         let mut test = [0; 2];
         // let len = stdin().read(&mut test);