dict_stats_save_index_stat() reads uninitialized index->stats_error_printed

CREATE TABLE t (a INT) ENGINE=InnoDB;

INSERT INTO t (a) VALUES (0);

XA BEGIN 'a';

SELECT * FROM mysql.innodb_index_stats LOCK IN SHARE MODE;

INSERT INTO t (a) VALUES (0);

/test/10.5_opt_san/storage/innobase/dict/dict0stats.cc:2407:14: runtime error: load of value 190, which is not a valid value for type 'bool'

    #0 0x561fbcf92411 in dict_stats_save_index_stat(dict_index_t*, long, char const*, unsigned long, unsigned long*, char const*, trx_t*) /test/10.5_opt_san/storage/innobase/dict/dict0stats.cc:2407

    #1 0x561fc104d73c in dict_stats_save /test/10.5_opt_san/storage/innobase/dict/dict0stats.cc:2595

    #2 0x561fc1056056 in dict_stats_update(dict_table_t*, dict_stats_upd_option_t) /test/10.5_opt_san/storage/innobase/dict/dict0stats.cc:3235

    #3 0x561fc1065d14 in dict_stats_process_entry_from_recalc_pool /test/10.5_opt_san/storage/innobase/dict/dict0stats_bg.cc:399

    #4 0x561fc1065d14 in dict_stats_func /test/10.5_opt_san/storage/innobase/dict/dict0stats_bg.cc:418

    #5 0x561fc13e7e1c in tpool::thread_pool_generic::timer_generic::run() /test/10.5_opt_san/tpool/tpool_generic.cc:361

    #6 0x561fc13e7e1c in tpool::thread_pool_generic::timer_generic::execute(void*) /test/10.5_opt_san/tpool/tpool_generic.cc:382

    #7 0x561fc13f0295 in tpool::task::execute() /test/10.5_opt_san/tpool/task.cc:52

    #8 0x561fc13db98b in tpool::thread_pool_generic::worker_main(tpool::worker_data*) /test/10.5_opt_san/tpool/tpool_generic.cc:599

    #9 0x561fc13e701a in void std::__invoke_impl<void, void (tpool::thread_pool_generic::*)(tpool::worker_data*), tpool::thread_pool_generic*, tpool::worker_data*>(std::__invoke_memfun_deref, void (tpool::thread_pool_generic::*&&)(tpool::worker_data*), tpool::thread_pool_generic*&&, tpool::worker_data*&&) /usr/include/c++/9/bits/invoke.h:73

    #10 0x561fc13e701a in std::__invoke_result<void (tpool::thread_pool_generic::*)(tpool::worker_data*), tpool::thread_pool_generic*, tpool::worker_data*>::type std::__invoke<void (tpool::thread_pool_generic::*)(tpool::worker_data*), tpool::thread_pool_generic*, tpool::worker_data*>(void (tpool::thread_pool_generic::*&&)(tpool::worker_data*), tpool::thread_pool_generic*&&, tpool::worker_data*&&) /usr/include/c++/9/bits/invoke.h:95

    #11 0x561fc13e701a in void std::thread::_Invoker<std::tuple<void (tpool::thread_pool_generic::*)(tpool::worker_data*), tpool::thread_pool_generic*, tpool::worker_data*> >::_M_invoke<0ul, 1ul, 2ul>(std::_Index_tuple<0ul, 1ul, 2ul>) /usr/include/c++/9/thread:244

    #12 0x561fc13e701a in std::thread::_Invoker<std::tuple<void (tpool::thread_pool_generic::*)(tpool::worker_data*), tpool::thread_pool_generic*, tpool::worker_data*> >::operator()() /usr/include/c++/9/thread:251

    #13 0x561fc13e701a in std::thread::_State_impl<std::thread::_Invoker<std::tuple<void (tpool::thread_pool_generic::*)(tpool::worker_data*), tpool::thread_pool_generic*, tpool::worker_data*> > >::_M_run() /usr/include/c++/9/thread:195

    #14 0x148c08187de3  (/usr/lib/x86_64-linux-gnu/libstdc++.so.6+0xd6de3)

    #15 0x148c082a1608 in start_thread /build/glibc-SzIz7B/glibc-2.31/nptl/pthread_create.c:477

    #16 0x148c07516132 in __clone (/lib/x86_64-linux-gnu/libc.so.6+0x11f132)

2023-11-03  5:16:20 0 [ERROR] InnoDB: Cannot save index statistics for table `test`.`t`, index `GEN_CLUST_INDEX`, stat name "n_diff_pfx01": Lock wait timeout

Compiled with GCC >=7.5.0 (I use GCC 11.4.0) and:

    -DWITH_ASAN=ON -DWITH_ASAN_SCOPE=ON -DWITH_UBSAN=ON -DWSREP_LIB_WITH_ASAN=ON

Set before execution:

    export UBSAN_OPTIONS=print_stacktrace=1