ceph/qa/lsan.supp

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# leak suppressions needed to run vstart.sh with WITH_ASAN=ON
# to enable, add this to the environment:
# LSAN_OPTIONS="suppressions=../qa/lsan.supp"
# export ASAN_OPTIONS="detect_odr_violation=0"
qa/lsan.supp: suppress MallocExtension::Initialize LeakSanitizer reports ``` ==688591==ERROR: LeakSanitizer: detected memory leaks Direct leak of 45 byte(s) in 1 object(s) allocated from: #0 0x55f8dd9969dd in operator new(unsigned long) (/home/jenkins-build/build/workspace/ceph-pull-requests/build/bin/unittest_fastbmap_allocator+0x1f89dd) (BuildId: cac39eac8ef1e8774f9dd48e6e3f677fdd864776) #1 0x55f8dd99c730 in __gnu_cxx::new_allocator<char>::allocate(unsigned long, void const*) /usr/bin/../lib/gcc/x86_64-linux-gnu/11/../../../../include/c++/11/ext/new_allocator.h:127:27 #2 0x55f8dd99c690 in std::allocator<char>::allocate(unsigned long) /usr/bin/../lib/gcc/x86_64-linux-gnu/11/../../../../include/c++/11/bits/allocator.h:185:32 #3 0x55f8dd99c690 in std::allocator_traits<std::allocator<char> >::allocate(std::allocator<char>&, unsigned long) /usr/bin/../lib/gcc/x86_64-linux-gnu/11/../../../../include/c++/11/bits/alloc_traits.h:464:20 #4 0x55f8dd99c393 in std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::_M_create(unsigned long&, unsigned long) /usr/bin/../lib/gcc/x86_64-linux-gnu/11/../../../../include/c++/11/bits/basic_string.tcc:153:14 #5 0x55f8dda96a6c in std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::_M_mutate(unsigned long, unsigned long, char const*, unsigned long) /usr/bin/../lib/gcc/x86_64-linux-gnu/11/../../../../include/c++/11/bits/basic_string.tcc:307:21 #6 0x55f8dda96852 in std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::_M_append(char const*, unsigned long) /usr/bin/../lib/gcc/x86_64-linux-gnu/11/../../../../include/c++/11/bits/basic_string.tcc:395:8 #7 0x7f4a751ab6f0 in MallocExtension::Initialize() (/lib/x86_64-linux-gnu/libtcmalloc.so.4+0x2a6f0) (BuildId: eeef3d1257388a806e122398dbce3157ee568ef4) ``` this is a global object allocated by the allocator, so we can suppress this report. Signed-off-by: Kefu Chai <tchaikov@gmail.com>
2024-03-24 16:15:15 +00:00
# gperftools allocates a singleton of MallocExtension and never frees it
leak:^MallocExtension::Initialize
# from perfglue/heap_profiler.cc
# gperftools allocates a singleton and never frees it
leak:^InitModule
# from src/ceph.in
# python3.6
leak:^_PyObject_Alloc
leak:^_PyObject_GC_Resize
leak:^PyBytes_FromStringAndSize
leak:^PyType_GenericAlloc
leak:^set_table_resize
# python3.7
leak:^_PyObject_Realloc
leak:^PyObject_Malloc
# python3.8
leak:^_PyBytes_FromSize
leak:^_PyObject_GC_Alloc
leak:^PyMem_Calloc
leak:^PyUnicode_New
# python3.9, 3.10, 3.11
leak:^PyMem_Malloc
# python3.12 doesn't leak anything