ASAN SEGV's on mixed C++-C unit googletest

[chaiken]

The code at chaiken/util-scripts@94cb15c triggers a SEGV:

./cpumask_test
Running main() from /home/alison/gitsrc/googletest/googletest/src/gtest_main.cc
[==========] Running 3 tests from 1 test suite.
[----------] Global test environment set-up.
[----------] 3 tests from SimpleCpuMaskTest
[ RUN ] SimpleCpuMaskTest.ParseSingleCore
[ OK ] SimpleCpuMaskTest.ParseSingleCore (0 ms)
[ RUN ] SimpleCpuMaskTest.BadCore
[ OK ] SimpleCpuMaskTest.BadCore (27 ms)
[ RUN ] SimpleCpuMaskTest.ParseRange
AddressSanitizer:DEADLYSIGNAL

==775030==ERROR: AddressSanitizer: SEGV on unknown address 0x55b4116964f0 (pc 0x7f0ce722d357 bp 0x000000000002 sp 0x7ffd497047f0 T0)
==775030==The signal is caused by a WRITE memory access.
#0 0x7f0ce722d357 in bool __sanitizer::atomic_compare_exchange_strong<__sanitizer::atomic_uint8_t>(__sanitizer::atomic_uint8_t volatile*, __sanitizer::atomic_uint8_t::Type*, __sanitizer::atomic_uint8_t::Type, __sanitizer::memory_order) ../../../../src/libsanitizer/sanitizer_common/sanitizer_atomic_clang.h:80
#1 0x7f0ce722d357 in __asan::Allocator::AtomicallySetQuarantineFlagIfAllocated(__asan::AsanChunk*, void*, __sanitizer::BufferedStackTrace*) ../../../../src/libsanitizer/asan/asan_allocator.cpp:620
#2 0x7f0ce722d357 in __asan::Allocator::Deallocate(void*, unsigned long, unsigned long, __sanitizer::BufferedStackTrace*, __asan::AllocType) ../../../../src/libsanitizer/asan/asan_allocator.cpp:696
#3 0x7f0ce72ba39d in operator delete(void*, unsigned long) ../../../../src/libsanitizer/asan/asan_new_delete.cpp:164
#4 0x55b411644db6 in std::_Sp_counted_ptr<char const*, (__gnu_cxx::_Lock_policy)2>::_M_dispose() /usr/include/c++/12/bits/shared_ptr_base.h:428
#5 0x55b41163539f in std::_Sp_counted_base<(__gnu_cxx::_Lock_policy)2>::_M_release() /usr/include/c++/12/bits/shared_ptr_base.h:346
#6 0x55b41163841b in std::__shared_count<(__gnu_cxx::_Lock_policy)2>::__shared_count() /usr/include/c++/12/bits/shared_ptr_base.h:1071
#7 0x55b411637d35 in std::__shared_ptr<char const, (__gnu_cxx::_Lock_policy)2>::__shared_ptr() /usr/include/c++/12/bits/shared_ptr_base.h:1524
#8 0x55b411637da3 in std::shared_ptr::~shared_ptr() /usr/include/c++/12/bits/shared_ptr.h:175
#9 0x55b411633e4b in SimpleCpuMaskTest_ParseRange_Test::TestBody() /home/alison/gitsrc/util-scripts/cpumask_testsuite.cc:50
#10 0x55b411680e24 in void testing::internal::HandleSehExceptionsInMethodIfSupported<testing::Test, void>(testing::Test*, void (testing::Test::)(), char const) (/home/alison/gitsrc/util-scripts/cpumask_test+0x83e24)
#11 0x55b41167a0d6 in void testing::internal::HandleExceptionsInMethodIfSupported<testing::Test, void>(testing::Test*, void (testing::Test::)(), char const) (/home/alison/gitsrc/util-scripts/cpumask_test+0x7d0d6)
#12 0x55b411657b5f in testing::Test::Run() (/home/alison/gitsrc/util-scripts/cpumask_test+0x5ab5f)
#13 0x55b411658575 in testing::TestInfo::Run() (/home/alison/gitsrc/util-scripts/cpumask_test+0x5b575)
#14 0x55b411658ddb in testing::TestSuite::Run() (/home/alison/gitsrc/util-scripts/cpumask_test+0x5bddb)
#15 0x55b4116686c8 in testing::internal::UnitTestImpl::RunAllTests() (/home/alison/gitsrc/util-scripts/cpumask_test+0x6b6c8)
#16 0x55b411681d5e in bool testing::internal::HandleSehExceptionsInMethodIfSupported<testing::internal::UnitTestImpl, bool>(testing::internal::UnitTestImpl*, bool (testing::internal::UnitTestImpl::)(), char const) (/home/alison/gitsrc/util-scripts/cpumask_test+0x84d5e)
#17 0x55b41167b112 in bool testing::internal::HandleExceptionsInMethodIfSupported<testing::internal::UnitTestImpl, bool>(testing::internal::UnitTestImpl*, bool (testing::internal::UnitTestImpl::)(), char const) (/home/alison/gitsrc/util-scripts/cpumask_test+0x7e112)
#18 0x55b411666f01 in testing::UnitTest::Run() (/home/alison/gitsrc/util-scripts/cpumask_test+0x69f01)
#19 0x55b41169414a in RUN_ALL_TESTS() (/home/alison/gitsrc/util-scripts/cpumask_test+0x9714a)
#20 0x55b4116940cf in main (/home/alison/gitsrc/util-scripts/cpumask_test+0x970cf)
#21 0x7f0ce7046189 in __libc_start_call_main ../sysdeps/nptl/libc_start_call_main.h:58
#22 0x7f0ce7046244 in __libc_start_main_impl ../csu/libc-start.c:381
#23 0x55b41162e090 in _start (/home/alison/gitsrc/util-scripts/cpumask_test+0x31090)

AddressSanitizer can not provide additional info.
SUMMARY: AddressSanitizer: SEGV ../../../../src/libsanitizer/sanitizer_common/sanitizer_atomic_clang.h:80 in bool __sanitizer::atomic_compare_exchange_strong<__sanitizer::atomic_uint8_t>(__sanitizer::atomic_uint8_t volatile*, __sanitizer::atomic_uint8_t::Type*, __sanitizer::atomic_uint8_t::Type, __sanitizer::memory_order)
==775030==ABORTING

To reproduce:

1. git clone git@github.com:chaiken/util-scripts.git
2. git am 0001-reproduce-SEGV.patch
3. make cpumask_test && ./cpumask_test

The g++ version is 12.2.0.