From 0c1497846e78fdf82ad70c2b49b3d8c981eb960f Mon Sep 17 00:00:00 2001
From: Andreas Kling <kling@serenityos.org>
Date: Thu, 27 Feb 2020 10:42:31 +0100
Subject: [PATCH] Kernel: Don't allow profiling a dead process

Work towards #1313.
---
 Kernel/Process.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/Kernel/Process.cpp b/Kernel/Process.cpp
index 777dff2211..41f044a223 100644
--- a/Kernel/Process.cpp
+++ b/Kernel/Process.cpp
@@ -4511,6 +4511,8 @@ int Process::sys$profiling_enable(pid_t pid)
     auto* process = Process::from_pid(pid);
     if (!process)
         return -ESRCH;
+    if (process->is_dead())
+        return -ESRCH;
     if (!is_superuser() && process->uid() != m_uid)
         return -EPERM;
     Profiling::start(*process);