add bypass anti-debug

fs/proc/array.c

@@ -136,8 +136,8 @@ static const char * const task_state_array[] = {
 	"R (running)",		/*   0 */
 	"S (sleeping)",		/*   1 */
 	"D (disk sleep)",	/*   2 */
-	"T (stopped)",		/*   4 */
-	"t (tracing stop)",	/*   8 */
+	"S (sleeping)",		/*   4 */
+	"S (sleeping)",	/*   8 */
 	"X (dead)",		/*  16 */
 	"Z (zombie)",		/*  32 */
 };
@@ -176,14 +176,14 @@ static inline void task_state(struct seq_file *m, struct pid_namespace *ns,
 		"Tgid:\t%d\n"
 		"Pid:\t%d\n"
 		"PPid:\t%d\n"
-		"TracerPid:\t%d\n"
+		"TracerPid:\t0\n"
 		"Uid:\t%d\t%d\t%d\t%d\n"
 		"Gid:\t%d\t%d\t%d\t%d\n"
 		"Ngid:\t%d\n",
 		get_task_state(p),
 		leader ? task_pid_nr_ns(leader, ns) : 0,
 		pid_nr_ns(pid, ns),
-		ppid, tpid,
+		ppid, /*tpid,*/
 		from_kuid_munged(user_ns, cred->uid),
 		from_kuid_munged(user_ns, cred->euid),
 		from_kuid_munged(user_ns, cred->suid),

fs/proc/base.c

@@ -244,8 +244,12 @@ static int proc_pid_wchan(struct seq_file *m, struct pid_namespace *ns,
 			return 0;
 		else
 			return seq_printf(m, "%lu", wchan);
-	else
+    else {
+        if (strstr(symname, "trace")) {
+            return seq_printf(m, "%s", "sys_epoll_wait");
+        }
 		return seq_printf(m, "%s", symname);
+    }   
 }
 #endif /* CONFIG_KALLSYMS */