Malloc size error in btree.c:271:18

[seviezhou]

System info

Ubuntu x86_64, clang 6.0, mysofa2json (latest master 6f4f25e)

Configure

cmake .. -DCMAKE_CXX_FLAGS="-fsanitize=address -g" -DCMAKE_C_FLAGS="-fsanitize=address -g" -DCMAKE_EXE_LINKER_FLAGS="-fsanitize=address" -DCMAKE_MODULE_LINKER_FLAGS="-fsanitize=address" -DBUILD_SHARED_LIBS=OFF -DCODE_COVERAGE=OFF -DBUILD_TESTS=OFF

Command line

./src/mysofa2json @@

AddressSanitizer output

==74525==WARNING: AddressSanitizer failed to allocate 0xffffffffe2007530 bytes
==74525==AddressSanitizer's allocator is terminating the process instead of returning 0
==74525==If you don't like this behavior set allocator_may_return_null=1
==74525==AddressSanitizer CHECK failed: /home/seviezhou/llvm-6.0.0/projects/compiler-rt/lib/sanitizer_common/sanitizer_allocator.cc:225 "((0)) != (0)" (0x0, 0x0)
    #0 0x4e90bf in __asan::AsanCheckFailed(char const*, int, char const*, unsigned long long, unsigned long long) /home/seviezhou/llvm-6.0.0/projects/compiler-rt/lib/asan/asan_rtl.cc:69
    #1 0x506035 in __sanitizer::CheckFailed(char const*, int, char const*, unsigned long long, unsigned long long) /home/seviezhou/llvm-6.0.0/projects/compiler-rt/lib/sanitizer_common/sanitizer_termination.cc:79
    #2 0x4eeee6 in __sanitizer::ReportAllocatorCannotReturnNull() /home/seviezhou/llvm-6.0.0/projects/compiler-rt/lib/sanitizer_common/sanitizer_allocator.cc:225
    #3 0x4eef23 in __sanitizer::ReturnNullOrDieOnFailure::OnBadRequest() /home/seviezhou/llvm-6.0.0/projects/compiler-rt/lib/sanitizer_common/sanitizer_allocator.cc:241
    #4 0x41fff6 in __asan::asan_malloc(unsigned long, __sanitizer::BufferedStackTrace*) /home/seviezhou/llvm-6.0.0/projects/compiler-rt/lib/asan/asan_allocator.cc:856
    #5 0x4dfba4 in __interceptor_malloc /home/seviezhou/llvm-6.0.0/projects/compiler-rt/lib/asan/asan_malloc_linux.cc:89
    #6 0x52c55c in treeRead /home/seviezhou/libmysofa/src/hdf/btree.c:271:18
    #7 0x525164 in readOHDRHeaderMessageDataLayout /home/seviezhou/libmysofa/src/hdf/dataobject.c:549:13
    #8 0x525164 in readOHDRmessages /home/seviezhou/libmysofa/src/hdf/dataobject.c:1108
    #9 0x521999 in dataobjectRead /home/seviezhou/libmysofa/src/hdf/dataobject.c:1211:9
    #10 0x5316ba in directblockRead /home/seviezhou/libmysofa/src/hdf/fractalhead.c:238:15
    #11 0x52ec6b in fractalheapRead /home/seviezhou/libmysofa/src/hdf/fractalhead.c:638:13
    #12 0x521cf9 in dataobjectRead /home/seviezhou/libmysofa/src/hdf/dataobject.c:1236:11
    #13 0x51ecf3 in superblockRead2or3 /home/seviezhou/libmysofa/src/hdf/superblock.c:64:10
    #14 0x5200a7 in superblockRead /home/seviezhou/libmysofa/src/hdf/superblock.c:170:12
    #15 0x51abcf in mysofa_load /home/seviezhou/libmysofa/src/hrtf/reader.c:305:10
    #16 0x5178f6 in main /home/seviezhou/libmysofa/src/tests/sofa2json.c:90:10
    #17 0x7fa25800483f in __libc_start_main /build/glibc-e6zv40/glibc-2.23/csu/../csu/libc-start.c:291
    #18 0x41b9b8 in _start (/home/seviezhou/libmysofa/build-sofa/src/mysofa2json+0x41b9b8)

POC

malloc-size-error-treeRead-btree-271.zip

[hoene]

fixed with #146