From 302e87c920038bae1d35f631b7c3bb8ec909379a Mon Sep 17 00:00:00 2001
From: kd-11 <karokidii@gmail.com>
Date: Sat, 21 Feb 2026 21:20:11 +0300
Subject: [PATCH] rsx/vk: Improve robustness when encountering corrupted
 shaders

---
 .../Emu/RSX/Program/FragmentProgramDecompiler.cpp  |  3 +++
 rpcs3/Emu/RSX/VK/VKDraw.cpp                        | 14 ++++++++++++++
 2 files changed, 17 insertions(+)

diff --git a/rpcs3/Emu/RSX/Program/FragmentProgramDecompiler.cpp b/rpcs3/Emu/RSX/Program/FragmentProgramDecompiler.cpp
index c00cef47e6..8f134ebfae 100644
--- a/rpcs3/Emu/RSX/Program/FragmentProgramDecompiler.cpp
+++ b/rpcs3/Emu/RSX/Program/FragmentProgramDecompiler.cpp
@@ -868,8 +868,11 @@ std::string FragmentProgramDecompiler::BuildCode()
 	if (!m_is_valid_ucode)
 	{
 		// If the code is broken, do not compile. Simply NOP main and write empty outputs
+		m_parr.params[PF_PARAM_UNIFORM].clear();
 		insertHeader(OS);
 		OS << "\n";
+		insertConstants(OS);
+		OS << "\n";
 		OS << "void main()\n";
 		OS << "{\n";
 		OS << "#if 0\n";
diff --git a/rpcs3/Emu/RSX/VK/VKDraw.cpp b/rpcs3/Emu/RSX/VK/VKDraw.cpp
index 634131b13b..b18ebaed3a 100644
--- a/rpcs3/Emu/RSX/VK/VKDraw.cpp
+++ b/rpcs3/Emu/RSX/VK/VKDraw.cpp
@@ -635,9 +635,16 @@ bool VKGSRender::bind_texture_env()
 	{
 		if (!(textures_ref & 1))
 		{
+			// Unused TIU
 			continue;
 		}
 
+		if (m_fs_binding_table->ftex_location[i] == umax)
+		{
+			// Corrupt shader table
+			break;
+		}
+
 		vk::image_view* view = nullptr;
 		auto sampler_state = static_cast<vk::texture_cache::sampled_image_descriptor*>(fs_sampler_state[i].get());
 
@@ -707,9 +714,16 @@ bool VKGSRender::bind_texture_env()
 	{
 		if (!(textures_ref & 1))
 		{
+			// Unused TIU
 			continue;
 		}
 
+		if (m_vs_binding_table->vtex_location[i] == umax)
+		{
+			// Corrupt shader
+			break;
+		}
+
 		if (!rsx::method_registers.vertex_textures[i].enabled())
 		{
 			const auto view_type = vk::get_view_type(current_vertex_program.get_texture_dimension(i));