segmentation fault

[ronag]

#0  absl::container_internal::TransferRelocatable<8ul> (
    dst=0x7ffff77f9f20 <absl::container_internal::raw_hash_set<absl::container_internal::FlatHashSetPolicy<re2::DFA::State*>, re2::DFA::StateHash, re2::DFA::StateEqual, std::allocator<re2::DFA::State*> >::GetPolicyFunctions()::value>, src=0x0) at ../vendor/abseil-cpp/absl/container/internal/raw_hash_set.h:2317
#1  0x000000000278d369 in absl::container_internal::ClearBackingArray(absl::container_internal::CommonFields&, absl::container_internal::PolicyFunctions const&, bool, bool) ()
#2  0x00007ffff7723e34 in absl::container_internal::raw_hash_set<absl::container_internal::FlatHashSetPolicy<re2::DFA::State*>, re2::DFA::StateHash, re2::DFA::StateEqual, std::allocator<re2::DFA::State*> >::clear (
    this=<optimized out>) at ../vendor/abseil-cpp/absl/container/internal/raw_hash_set.h:2934
#3  0x00007ffff7723ef2 in re2::DFA::~DFA (this=0x7ff2b81e2270, __in_chrg=<optimized out>) at ../vendor/re2/re2/dfa.cc:473
#4  0x00007ffff772431d in re2::Prog::DeleteDFA (this=<optimized out>, dfa=0x7ff2b81e2270) at ../vendor/re2/re2/dfa.cc:1832
#5  0x00007ffff774458b in re2::Prog::~Prog (this=0x7ff2b81787c0, __in_chrg=<optimized out>) at ../vendor/re2/re2/prog.cc:136
#6  0x00007ffff7757970 in std::default_delete<re2::Prog>::operator() (__ptr=0x7ff2b81787c0, this=<optimized out>) at /usr/include/c++/13/bits/unique_ptr.h:93
#7  std::unique_ptr<re2::Prog, std::default_delete<re2::Prog> >::~unique_ptr (this=<optimized out>, __in_chrg=<optimized out>) at /usr/include/c++/13/bits/unique_ptr.h:404
#8  re2::RE2::Set::~Set (this=0x7ff2b87239a0, __in_chrg=<optimized out>) at ../vendor/re2/re2/set.cc:36
#9  0x00007ffff771babd in Finalize<re2::RE2::Set> (env=<optimized out>, data=<optimized out>, hint=0x7ff2b87239a0) at ../binding.cc:15
#10 Finalize<re2::RE2::Set> (env=<optimized out>, data=<optimized out>, hint=0x7ff2b87239a0) at ../binding.cc:13
#11 0x0000000000f2ac3a in node_napi_env__::CallFinalizer(void (*)(napi_env__*, void*, void*), void*, void*) ()
#12 0x0000000000f03781 in v8impl::Reference::Finalize() ()
#13 0x0000000000f2b399 in node_napi_env__::DrainFinalizerQueue() ()
#14 0x0000000000edc568 in node::Environment::RunAndClearNativeImmediates(bool) ()
#15 0x0000000000edc8d0 in node::Environment::CheckImmediate(uv_check_s*) ()
#16 0x0000000001d2f719 in uv__run_check (loop=loop@entry=0x7ff31f3ff998) at ../deps/uv/src/unix/loop-watcher.c:67
#17 0x0000000001d27c5c in uv_run (loop=0x7ff31f3ff998, mode=UV_RUN_DEFAULT) at ../deps/uv/src/unix/core.c:462
#18 0x0000000000e706a6 in node::SpinEventLoopInternal(node::Environment*) ()
#19 0x00000000010a6959 in node::worker::Worker::Run() ()
#20 0x00000000010a6e29 in node::worker::Worker::StartThread(v8::FunctionCallbackInfo<v8::Value> const&)::{lambda(void*)#1}::_FUN(void*) ()
#21 0x00007ffff789ca94 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:447
#22 0x00007ffff7929c3c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

We have encountered this segmentation fault in https://github.com/nxtedition/node-re2/blob/main/binding.cc.

We first thought it was a double delete issue but we have confirmed that's not the case. What else could cause this?