From d18a0de879b35b4d6fc3b63a3c5a0028c47295f2 Mon Sep 17 00:00:00 2001
From: Bananymous <oskari.alaranta@bananymous.com>
Date: Tue, 17 Mar 2026 23:33:05 +0200
Subject: [PATCH] Kernel: Fix mprotext for partial regions

if mprotected are did not contain the start of the region, mprotect
would exit early
---
 kernel/kernel/Process.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/kernel/kernel/Process.cpp b/kernel/kernel/Process.cpp
index 8202ffd0..86136c8b 100644
--- a/kernel/kernel/Process.cpp
+++ b/kernel/kernel/Process.cpp
@@ -2665,6 +2665,9 @@ namespace Kernel
 				for (size_t j = 0; j < new_regions.size(); j++)
 					TRY(m_mapped_regions.insert(i + j + 1, BAN::move(new_regions[j])));
 
+				while (i + 1 < m_mapped_regions.size() && !m_mapped_regions[i + 1]->overlaps(vaddr, len))
+					i++;
+
 				continue;
 			}