idk why but it appears that it's the tty.c that messes up the tasks, so if I clear the interrupt flag by calling it as a syscall it works

kernel/elf.c

@@ -14,8 +14,6 @@ static void* memcpy(void* restrict dstptr, const void* restrict srcptr, size_t s
     return dstptr;
 }
 
-extern void jump_to_userspace();
-
 void run_program(uint8_t* code, size_t code_length, uint8_t* data, size_t data_length)
 {
     uint8_t* userland_code = (uint8_t*) 0x00000010;

kernel/kernel.c

@@ -50,7 +50,7 @@ void kernel_main(void)
     while (true) {
         i += 1;
         if (i == 1 << 16) {
-            terminal_writestring("Hello\n");
+            asm("int $0x20");
             i = 0;
         }
     }