N-archive/suyu
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

arm_interface: curb infinite recursion in stacktrace generation

Browse source
This commit is contained in:
Liam 2022-10-25 17:47:18 -04:00
parent 2dd6a2352d
commit 3e6840a74c
2 changed files with 2 additions and 2 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
src/core/arm/dynarmic/arm_dynarmic_32.cpp
View file

@ -450,7 +450,7 @@ std::vector<ARM_Interface::BacktraceEntry> ARM_Dynarmic_32::GetBacktrace(Core::S
// Frame records are two words long: // Frame records are two words long:
// fp+0 : pointer to previous frame record // fp+0 : pointer to previous frame record
// fp+4 : value of lr for frame // fp+4 : value of lr for frame
while (true) { for (size_t i = 0; i < 256; i++) {
out.push_back({"", 0, lr, 0, ""}); out.push_back({"", 0, lr, 0, ""});
if (!fp || (fp % 4 != 0) || !memory.IsValidVirtualAddressRange(fp, 8)) { if (!fp || (fp % 4 != 0) || !memory.IsValidVirtualAddressRange(fp, 8)) {
break; break;

2
src/core/arm/dynarmic/arm_dynarmic_64.cpp
View file

@ -517,7 +517,7 @@ std::vector<ARM_Interface::BacktraceEntry> ARM_Dynarmic_64::GetBacktrace(Core::S
// Frame records are two words long: // Frame records are two words long:
// fp+0 : pointer to previous frame record // fp+0 : pointer to previous frame record
// fp+8 : value of lr for frame // fp+8 : value of lr for frame
while (true) { for (size_t i = 0; i < 256; i++) {
out.push_back({"", 0, lr, 0, ""}); out.push_back({"", 0, lr, 0, ""});
if (!fp || (fp % 4 != 0) || !memory.IsValidVirtualAddressRange(fp, 16)) { if (!fp || (fp % 4 != 0) || !memory.IsValidVirtualAddressRange(fp, 16)) {
break; break;