diff options
Diffstat (limited to 'libmemunreachable/MemUnreachable.cpp')
| -rw-r--r-- | libmemunreachable/MemUnreachable.cpp | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/libmemunreachable/MemUnreachable.cpp b/libmemunreachable/MemUnreachable.cpp index 3d7b8a8aa..299c320ac 100644 --- a/libmemunreachable/MemUnreachable.cpp +++ b/libmemunreachable/MemUnreachable.cpp @@ -217,6 +217,10 @@ static bool has_prefix(const allocator::string& s, const char* prefix) { return ret == 0; } +static bool is_sanitizer_mapping(const allocator::string& s) { + return s == "[anon:low shadow]" || s == "[anon:high shadow]" || has_prefix(s, "[anon:hwasan"); +} + bool MemUnreachable::ClassifyMappings(const allocator::vector<Mapping>& mappings, allocator::vector<Mapping>& heap_mappings, allocator::vector<Mapping>& anon_mappings, @@ -258,7 +262,8 @@ bool MemUnreachable::ClassifyMappings(const allocator::vector<Mapping>& mappings } else if (mapping_name.size() == 0) { globals_mappings.emplace_back(*it); } else if (has_prefix(mapping_name, "[anon:") && - mapping_name != "[anon:leak_detector_malloc]") { + mapping_name != "[anon:leak_detector_malloc]" && + !is_sanitizer_mapping(mapping_name)) { // TODO(ccross): it would be nice to treat named anonymous mappings as // possible leaks, but naming something in a .bss or .data section makes // it impossible to distinguish them from mmaped and then named mappings. |