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-rw-r--r--src/core/memory.cpp11
1 files changed, 11 insertions, 0 deletions
diff --git a/src/core/memory.cpp b/src/core/memory.cpp
index cc1ed16b6..ce62666d7 100644
--- a/src/core/memory.cpp
+++ b/src/core/memory.cpp
@@ -118,6 +118,11 @@ boost::optional<T> ReadSpecial(VAddr addr);
template <typename T>
T Read(const VAddr vaddr) {
+ if ((vaddr >> PAGE_BITS) >= PAGE_TABLE_NUM_ENTRIES) {
+ LOG_ERROR(HW_Memory, "Read%lu after page table @ 0x%016" PRIX64, sizeof(T) * 8, vaddr);
+ return 0;
+ }
+
const PageType type = current_page_table->attributes[vaddr >> PAGE_BITS];
switch (type) {
case PageType::Unmapped:
@@ -146,6 +151,12 @@ bool WriteSpecial(VAddr addr, const T data);
template <typename T>
void Write(const VAddr vaddr, const T data) {
+ if ((vaddr >> PAGE_BITS) >= PAGE_TABLE_NUM_ENTRIES) {
+ LOG_ERROR(HW_Memory, "Write%lu after page table 0x%08X @ 0x%016" PRIX64, sizeof(data) * 8,
+ (u32)data, vaddr);
+ return;
+ }
+
const PageType type = current_page_table->attributes[vaddr >> PAGE_BITS];
switch (type) {
case PageType::Unmapped: