From 0f839b9e8c69bbb9e7b7132969d33dd139f5a691 Mon Sep 17 00:00:00 2001
From: Augustin Cavalier <waddlesplash@gmail.com>
Date: Mon, 20 Apr 2020 23:47:46 -0400
Subject: [PATCH] kernel/module: Panic if search_module is called during
 gKernelStartup.

The VFS has not been initialized at this point, so we can't use it.
Should catch #15865.
---
 src/system/kernel/module.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/system/kernel/module.cpp b/src/system/kernel/module.cpp
index 1c2d2977d3..c4e869fc4f 100644
--- a/src/system/kernel/module.cpp
+++ b/src/system/kernel/module.cpp
@@ -624,6 +624,11 @@ search_module(const char* name, module_image** _moduleImage)
 
 	TRACE(("search_module(%s)\n", name));
 
+	if (gKernelStartup) {
+		panic("search_module called during kernel startup! name: \"%s\"", name);
+		return NULL;
+	}
+
 	for (i = kNumModulePaths; i-- > 0;) {
 		if (sDisableUserAddOns && i >= kFirstNonSystemModulePath)
 			continue;