From 25a460e3c6948441271e79d18158dd223cf6a726 Mon Sep 17 00:00:00 2001
From: apio <blobs.trading@gmail.com>
Date: Wed, 12 Oct 2022 17:12:06 +0200
Subject: [PATCH] Scheduler: clear user tasks' registers

---
 kernel/src/thread/Scheduler.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/kernel/src/thread/Scheduler.cpp b/kernel/src/thread/Scheduler.cpp
index 233b9b7c..4b8d2426 100644
--- a/kernel/src/thread/Scheduler.cpp
+++ b/kernel/src/thread/Scheduler.cpp
@@ -91,6 +91,7 @@ void Scheduler::add_user_task(void* task)
 {
     Task* new_task = new Task;
     ASSERT(new_task);
+    memset(&new_task->regs, 0, sizeof(Context));
     new_task->user_task = true;
     new_task->id = free_tid++;
     new_task->regs.rip = (uint64_t)task;
@@ -120,6 +121,7 @@ void Scheduler::load_user_task(const char* filename)
     kinfoln("Loading user task: %s", filename);
     Task* new_task = new Task;
     ASSERT(new_task);
+    memset(&new_task->regs, 0, sizeof(Context));
     new_task->id = free_tid++;
     ELFImage* image = ELFLoader::load_elf_from_filesystem(filename);
     if (!image)
@@ -154,6 +156,7 @@ void Scheduler::load_user_task(const char* filename)
 
 void Scheduler::reset_task(Task* task, ELFImage* new_image)
 {
+    memset(&task->regs, 0, sizeof(Context));
     task->state = task->Running;
     task->regs.rip = new_image->entry;
     task->image = new_image;