diff --git a/include/linux/ptrace.h b/include/linux/ptrace.h
index fd8669f..9b5d2c9 100644
--- a/include/linux/ptrace.h
+++ b/include/linux/ptrace.h
@@ -227,6 +227,9 @@
 	if (unlikely(ptrace) && current->ptrace) {
 		child->ptrace = current->ptrace;
 		__ptrace_link(child, current->parent);
+
+		sigaddset(&child->pending.signal, SIGSTOP);
+		set_tsk_thread_flag(child, TIF_SIGPENDING);
 	}
 }