From d144a818d8b5e6f215a1958662b45b3b697015da Mon Sep 17 00:00:00 2001
From: apio <blobs.trading@gmail.com>
Date: Tue, 22 Aug 2023 15:25:05 +0200
Subject: [PATCH] kernel: Completely prevent sending signals to kernel threads

---
 kernel/src/thread/Thread.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/kernel/src/thread/Thread.cpp b/kernel/src/thread/Thread.cpp
index 27c35dcd..6c8e0806 100644
--- a/kernel/src/thread/Thread.cpp
+++ b/kernel/src/thread/Thread.cpp
@@ -206,6 +206,8 @@ bool Thread::will_ignore_pending_signal()
 
 void Thread::send_signal(int signo)
 {
+    if (is_kernel) return;
+
     check(signo > 0 && signo <= NSIG);
     pending_signals |= 1 << (signo - 1);