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OS : Linux ubuntu 5.15.0-46-generic #49~20.04.1-Ubuntu SMP Thu Aug 4 19:15:44 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux Commit : 3054d61f703d609995798f872fc86b462617c294 Version : 1.0.29 Build : make clang-debug-asan
poc-5.wasm.zip
AddressSanitizer:DEADLYSIGNAL ================================================================= ==1681910==ERROR: AddressSanitizer: SEGV on unknown address 0x000000000000 (pc 0x7f858ec47234 bp 0x7ffce2314ff0 sp 0x7ffce2314ef8 T0) ==1681910==The signal is caused by a READ memory access. ==1681910==Hint: address points to the zero page. #0 0x7f858ec47234 in std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char>>::operator std::basic_string_view<char, std::char_traits<char>>() const (/lib/x86_64-linux-gnu/libstdc++.so.6+0x186234) #1 0x61d4eb in unsigned long wabt::cat_compute_size<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char>>, char [3]>(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char>> const&, char const (&) [3]) /wabt/out/clang/Debug/asan/../../../../src/string-util.h:68:27 #2 0x61d39d in unsigned long wabt::cat_compute_size<char [5], std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char>>, char [3]>(char const (&) [5], std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char>> const&, char const (&) [3]) /wabt/out/clang/Debug/asan/../../../../src/string-util.h:68:39 #3 0x61d235 in unsigned long wabt::cat_compute_size<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char>>, char [5], std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char>>, char [3]>(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char>> const&, char const (&) [5], std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char>> const&, char const (&) [3]) /wabt/out/clang/Debug/asan/../../../../src/string-util.h:68:39 #4 0x61d005 in unsigned long wabt::cat_compute_size<char [5], std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char>>, char [5], std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char>>, char [3]>(char const (&) [5], std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char>> const&, char const (&) [5], std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char>> const&, char const (&) [3]) /wabt/out/clang/Debug/asan/../../../../src/string-util.h:68:39 #5 0x60f57f in std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char>> wabt::cat<char [5], std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char>>, char [5], std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char>>, char [3]>(char const (&) [5], std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char>> const&, char const (&) [5], std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char>> const&, char const (&) [3]) /wabt/out/clang/Debug/asan/../../../../src/string-util.h:75:13 #6 0x5d137d in wabt::Decompiler::DecompileExpr(wabt::Node const&, wabt::Node const*) /wabt/out/clang/Debug/asan/../../../../src/decompiler.cc:530:20 #7 0x5ccb59 in wabt::Decompiler::DecompileExpr(wabt::Node const&, wabt::Node const*) /wabt/out/clang/Debug/asan/../../../../src/decompiler.cc:357:22 #8 0x5c30b4 in wabt::Decompiler::Decompile[abi:cxx11]() /wabt/out/clang/Debug/asan/../../../../src/decompiler.cc:825:20 #9 0x5be6bd in wabt::Decompile[abi:cxx11](wabt::Module const&, wabt::DecompileOptions const&) /wabt/out/clang/Debug/asan/../../../../src/decompiler.cc:854:21 #10 0x4f16bd in ProgramMain(int, char**) /wabt/out/clang/Debug/asan/../../../../src/tools/wasm-decompile.cc:103:18 #11 0x4f2101 in main /wabt/out/clang/Debug/asan/../../../../src/tools/wasm-decompile.cc:116:10 #12 0x7f858e754082 in __libc_start_main /build/glibc-SzIz7B/glibc-2.31/csu/../csu/libc-start.c:308:16 #13 0x43f04d in _start (/wabt/out/clang/Debug/asan/wasm-decompile+0x43f04d) AddressSanitizer can not provide additional info. SUMMARY: AddressSanitizer: SEGV (/lib/x86_64-linux-gnu/libstdc++.so.6+0x186234) in std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char>>::operator std::basic_string_view<char, std::char_traits<char>>() const ==1681910==ABORTING
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duplicate of #1938
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Environment
Proof of concept
poc-5.wasm.zip
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