Build args are is_clang=true is_component_build=false v8_monolithic=true v8_enable_pointer_compression=false treat_warnings_as_errors=false v8_use_external_startup_data=false use_sysroot=false use_custom_libcxx=false clang_use_chrome_plugins=false target_cpu="x64" is_debug=true use_debug_fission=true
Immanuel Haffner schrieb am Mittwoch, 17. Juni 2020 um 14:43:51 UTC+2: > Hi all, > > after upgrading to v8.5.183 the LeakSanitizer of clang detects a memory > leak in embedded V8: > > ==145652==ERROR: LeakSanitizer: detected memory leaks > > Direct leak of 12300 byte(s) in 3 object(s) allocated from: > #0 0x562b902d2ff1 in calloc > (/home/immanuel/Documents/Work/PhD/mutable/mutable/build/debug/bin/shell+0x11b2ff1) > #1 0x562b91eb83fe in > v8::internal::BasicMemoryChunk::Initialize(v8::internal::Heap*, unsigned > long, unsigned long, unsigned long, unsigned long, v8::internal::Space*, > v8::internal::VirtualMemory) > ../../../../../third-party/v8/v8/src/heap/basic-memory-chunk.cc:31:42 > #2 0x562b90fe3740 in > v8::internal::MemoryChunk::Initialize(v8::internal::Heap*, unsigned long, > unsigned long, unsigned long, unsigned long, v8::internal::Executability, > v8::internal::Space*, v8::internal::VirtualMemory) > ../../../../../third-party/v8/v8/src/heap/memory-chunk.cc:176:3 > #3 0x562b90fddaa6 in > v8::internal::MemoryAllocator::AllocateChunk(unsigned long, unsigned long, > v8::internal::Executability, v8::internal::Space*) > ../../../../../third-party/v8/v8/src/heap/memory-allocator.cc:491:7 > #4 0x562b90fdd5a3 in v8::internal::Page* > v8::internal::MemoryAllocator::AllocatePage<(v8::internal::MemoryAllocator::AllocationMode)0, > > v8::internal::PagedSpace>(unsigned long, v8::internal::PagedSpace*, > v8::internal::Executability) > ../../../../../third-party/v8/v8/src/heap/memory-allocator.cc:617:13 > #5 0x562b91002712 in v8::internal::PagedSpace::Expand() > ../../../../../third-party/v8/v8/src/heap/paged-spaces.cc:336:38 > #6 0x562b91005bcf in > v8::internal::PagedSpace::RawSlowRefillLinearAllocationArea(int, > v8::internal::AllocationOrigin) > ../../../../../third-party/v8/v8/src/heap/paged-spaces.cc:974:18 > #7 0x562b910058ba in > v8::internal::PagedSpace::SlowRefillLinearAllocationArea(int, > v8::internal::AllocationOrigin) > ../../../../../third-party/v8/v8/src/heap/paged-spaces.cc:902:10 > #8 0x562b90f2ffea in > v8::internal::PagedSpace::AllocateRawUnaligned(int, > v8::internal::AllocationOrigin) > ../../../../../third-party/v8/v8/src/heap/paged-spaces-inl.h:98:10 > #9 0x562b90f4e53d in > v8::internal::Heap::ReserveSpace(std::vector<v8::internal::Heap::Chunk, > std::allocator<v8::internal::Heap::Chunk> >*, std::vector<unsigned long, > std::allocator<unsigned long> >*) > ../../../../../third-party/v8/v8/src/heap/heap.cc:1982:46 > #10 0x562b9204daa6 in > v8::internal::DeserializerAllocator::ReserveSpace() > ../../../../../third-party/v8/v8/src/snapshot/deserializer-allocator.cc:179:31 > #11 0x562b913d5e31 in > v8::internal::ReadOnlyDeserializer::DeserializeInto(v8::internal::Isolate*) > ../../../../../third-party/v8/v8/src/snapshot/read-only-deserializer.cc:20:21 > #12 0x562b91007f9e in > v8::internal::ReadOnlyHeap::SetUp(v8::internal::Isolate*, > v8::internal::ReadOnlyDeserializer*) > ../../../../../third-party/v8/v8/src/heap/read-only-heap.cc:119:8 > #13 0x562b90ec89ee in > v8::internal::Isolate::Init(v8::internal::ReadOnlyDeserializer*, > v8::internal::StartupDeserializer*) > ../../../../../third-party/v8/v8/src/execution/isolate.cc:3378:3 > #14 0x562b90ec98ca in > v8::internal::Isolate::InitWithSnapshot(v8::internal::ReadOnlyDeserializer*, > v8::internal::StartupDeserializer*) > ../../../../../third-party/v8/v8/src/execution/isolate.cc:3277:10 > #15 0x562b913f4765 in > v8::internal::Snapshot::Initialize(v8::internal::Isolate*) > ../../../../../third-party/v8/v8/src/snapshot/snapshot.cc:163:16 > #16 0x562b90d8aaff in v8::Isolate::Initialize(v8::Isolate*, > v8::Isolate::CreateParams const&) > ../../../../../third-party/v8/v8/src/api/api.cc:8242:8 > #17 0x562b90d8b1ae in v8::Isolate::New(v8::Isolate::CreateParams > const&) ../../../../../third-party/v8/v8/src/api/api.cc:8276:3 > #18 0x562b90513208 in db::V8Platform::V8Platform() > /home/immanuel/Documents/Work/PhD/mutable/mutable/build/debug/../../src/backend/V8Platform.cpp:198:16 > #19 0x562b9051e429 in std::_MakeUniq<db::V8Platform>::__single_object > std::make_unique<db::V8Platform>() > /usr/bin/../lib64/gcc/x86_64-pc-linux-gnu/10.1.0/../../../../include/c++/10.1.0/bits/unique_ptr.h:961:34 > #20 0x562b9051a26b in db::Backend::CreateWasmV8() > /home/immanuel/Documents/Work/PhD/mutable/mutable/build/debug/../../src/backend/V8Platform.cpp:384:42 > #21 0x562b90436e24 in db::Backend::Create(db::Backend::kind_t) > /home/immanuel/Documents/Work/PhD/mutable/mutable/build/debug/../../src/tables/Backend.tbl:10:1 > #22 0x562b9032fe6f in db::Backend::Create(char const*) > /home/immanuel/Documents/Work/PhD/mutable/mutable/build/debug/../../src/backend/Backend.hpp:27:71 > #23 0x562b9030f065 in process_stream(std::istream&, char const*, > db::Diagnostic) > /home/immanuel/Documents/Work/PhD/mutable/mutable/build/debug/../../src/shell.cpp:148:32 > #24 0x562b90322319 in main > /home/immanuel/Documents/Work/PhD/mutable/mutable/build/debug/../../src/shell.cpp:668:13 > #25 0x7f90097ed001 in __libc_start_main (/usr/lib/libc.so.6+0x27001) > > SUMMARY: AddressSanitizer: 12300 byte(s) leaked in 3 allocation(s). > > What can I do to help solve this? > > Regards, > Immanuel > -- -- v8-users mailing list v8-users@googlegroups.com http://groups.google.com/group/v8-users --- You received this message because you are subscribed to the Google Groups "v8-users" group. 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