From 29473b43cb97ab22ac577f5faa8169b16a051964 Mon Sep 17 00:00:00 2001
From: Tony Wasserka <neobrain@users.noreply.github.com>
Date: Wed, 22 Oct 2025 19:05:29 +0200
Subject: [PATCH] LinuxSyscalls: Fix null pointer dereference in
 LookupExecutableFileSection

---
 .../Tools/LinuxEmulation/LinuxSyscalls/SyscallsSMCTracking.cpp  | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Source/Tools/LinuxEmulation/LinuxSyscalls/SyscallsSMCTracking.cpp b/Source/Tools/LinuxEmulation/LinuxSyscalls/SyscallsSMCTracking.cpp
index af2466b49..607a6f8cd 100644
--- a/Source/Tools/LinuxEmulation/LinuxSyscalls/SyscallsSMCTracking.cpp
+++ b/Source/Tools/LinuxEmulation/LinuxSyscalls/SyscallsSMCTracking.cpp
@@ -175,7 +175,7 @@ SyscallHandler::LookupExecutableFileSection(FEXCore::Core::InternalThreadState&
   auto lk = FEXCore::GuardSignalDeferringSection<std::shared_lock>(VMATracking.Mutex, &Thread);
 
   auto EntryIt = VMATracking.FindVMAEntry(GuestAddr);
-  if (EntryIt == VMATracking.VMAs.end() || !EntryIt->second.Resource) {
+  if (EntryIt == VMATracking.VMAs.end() || !EntryIt->second.Resource || !EntryIt->second.Resource->MappedFile) {
     return std::nullopt;
   }