diff --git a/kernel/tasks.c b/kernel/tasks.c
index 11e24e18..53186cbe 100644
--- a/kernel/tasks.c
+++ b/kernel/tasks.c
@@ -191,6 +191,10 @@ static void NORETURN do_exit(int arg) {
 		kfree((void*) tmp, sizeof(vma_t));
 	}
 
+	//remove fildes_table
+	if(!curr_task->fildes_table)
+		kfree(curr_task->fildes_table, sizeof(fildes_t)*NR_OPEN);
+
 	spinlock_unlock(&curr_task->vma_lock);
 
 	drop_pgd(); // delete page directory and its page tables
diff --git a/kernel/tests.c b/kernel/tests.c
index 764b7b7b..4666c8a0 100644
--- a/kernel/tests.c
+++ b/kernel/tests.c
@@ -404,10 +404,10 @@ void* client_task(void* e)
 
 int test_init(void)
 {
-//	char* argv[] = {"/bin/mshell", NULL};
+	char* argv[] = {"/bin/mshell", NULL};
 //	char* argv[] = {"/bin/tests", NULL};
-	char* server_argv[] = {"/bin/server", "6789", NULL};
-	char* client_argv[] = {"/bin/client", "127.0.0.1", "6789", NULL};
+//	char* server_argv[] = {"/bin/server", "6789", NULL};
+//	char* client_argv[] = {"/bin/client", "127.0.0.1", "6789", NULL};
 
 	//sem_init(&producing, 1);
 	//sem_init(&consuming, 0);
@@ -435,11 +435,11 @@ int test_init(void)
 	//create_kernel_task(NULL, mail_noise, NULL, NORMAL_PRIO);
 	//create_kernel_task(NULL, svm_test, NULL, NORMAL_PRIO);
 	//create_user_task(NULL, "/bin/hello", argv);
-	//create_user_task(NULL, "/bin/mshell", argv);
+	create_user_task(NULL, "/bin/mshell", argv);
 	//create_user_task(NULL, "/bin/jacobi", argv);
-	create_user_task(NULL, "/bin/server", server_argv);
-	sleep(5);
-	create_user_task(NULL, "/bin/client", client_argv);
+	//create_user_task(NULL, "/bin/server", server_argv);
+	//sleep(5);
+	//create_user_task(NULL, "/bin/client", client_argv);
 
 	return 0;
 }