How can I create a crash log on linux? Using nostalrius 7.7 about nostalrius HOT 2 OPEN

I've runned gdb on my host, the server crashed, that is the log I received, any idea?

#0 __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:51 #1 0x00007ffff620942a in __GI_abort () at abort.c:89 #2 0x00007ffff7b8af67 in ?? () from /usr/lib/x86_64-linux-gnu/libmariadb.so.2 #3 0x00007ffff7b98755 in ?? () from /usr/lib/x86_64-linux-gnu/libmariadb.so.2 #4 0x00007ffff7ba0b11 in ?? () from /usr/lib/x86_64-linux-gnu/libmariadb.so.2 #5 0x00007ffff7ba0dad in ?? () from /usr/lib/x86_64-linux-gnu/libmariadb.so.2 #6 0x00007ffff7b9c149 in mysql_real_query () from /usr/lib/x86_64-linux-gnu/libmariadb.so.2 #7 0x00005555556d69fe in Database::executeQuery(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&) () #8 0x00005555556db696 in DatabaseTasks::runTask(DatabaseTask const&) () #9 0x00005555556db4b5 in DatabaseTasks::threadMain() () #10 0x00005555556dde56 in void std::__invoke_impl<void, void (DatabaseTasks::* const&)(), DatabaseTasks*>(std::__invoke_memfun_deref, void (DatabaseTasks::* const&)(), DatabaseTasks*&&) () #11 0x00005555556ddde3 in std::result_of<void (DatabaseTasks::* const&(DatabaseTasks*&&))()>::type std::__invoke<void (DatabaseTasks::* const&)(), DatabaseTasks*>(void (DatabaseTasks::* const&)(), DatabaseTasks*&&) () #12 0x00005555556ddd94 in decltype (__invoke((*this)._M_pmf, (forward<DatabaseTasks*>)({parm#1}))) std::_Mem_fn_base<void (DatabaseTasks::*)(), true>::operator()<DatabaseTasks*>(DatabaseTasks*&&) const () #13 0x00005555556ddd5f in void std::_Bind_simple<std::_Mem_fn<void (DatabaseTasks::*)()> (DatabaseTasks*)>::_M_invoke<0ul>(std::_Index_tuple<0ul>) () #14 0x00005555556ddcad in std::_Bind_simple<std::_Mem_fn<void (DatabaseTasks::*)()> (DatabaseTasks*)>::operator()() () #15 0x00005555556ddc8c in std::thread::_State_impl<std::_Bind_simple<std::_Mem_fn<void (DatabaseTasks::*)()> (DatabaseTasks*)> >::_M_run() () #16 0x00007ffff6b48e6f in ?? () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6 #17 0x00007ffff6e184a4 in start_thread (arg=0x7fffeffff700) at pthread_create.c:456 #18 0x00007ffff62bdd0f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:97

from nostalrius.

unknown: debugger aborting because missing DBUG_RETURN or DBUG_VOID_RETURN macro in function "?func"

from nostalrius.