arm_interface: curb infinite recursion in stacktrace generation

3 years ago · 3e6840a74c
parent 2dd6a2352d
commit 3e6840a74c
2 changed files with 2 additions and 2 deletions
--- a/src/core/arm/dynarmic/arm_dynarmic_32.cpp
+++ b/src/core/arm/dynarmic/arm_dynarmic_32.cpp
@ -450,7 +450,7 @@ std::vector<ARM_Interface::BacktraceEntry> ARM_Dynarmic_32::GetBacktrace(Core::S
    // Frame records are two words long:
    // fp+0 : pointer to previous frame record
    // fp+4 : value of lr for frame
-    while (true) {
+    for (size_t i = 0; i < 256; i++) {
        out.push_back({"", 0, lr, 0, ""});
        if (!fp || (fp % 4 != 0) || !memory.IsValidVirtualAddressRange(fp, 8)) {
            break;
--- a/src/core/arm/dynarmic/arm_dynarmic_64.cpp
+++ b/src/core/arm/dynarmic/arm_dynarmic_64.cpp
@ -517,7 +517,7 @@ std::vector<ARM_Interface::BacktraceEntry> ARM_Dynarmic_64::GetBacktrace(Core::S
    // Frame records are two words long:
    // fp+0 : pointer to previous frame record
    // fp+8 : value of lr for frame
-    while (true) {
+    for (size_t i = 0; i < 256; i++) {
        out.push_back({"", 0, lr, 0, ""});
        if (!fp || (fp % 4 != 0) || !memory.IsValidVirtualAddressRange(fp, 16)) {
            break;