09:35:28 UTC - mysqld got signal 11 ; Most likely, you have hit a bug, but this error can also be caused by malfunctioning hardware. Thread pointer: 0x7fd924027ed0 Attempting backtrace. You can use the following information to find out where mysqld died. If you see no messages after this, something went terribly wrong...

2021-02-19T09:35:07.401233Z 7080 [Warning] [MY-010057] [Server] IP address '144.217.89.37' has been resolved to the host name '37.ip-144-217-89.net', which resembles IPv4-address itself.
09:35:28 UTC - mysqld got signal 11 ;
Most likely, you have hit a bug, but this error can also be caused by malfunctioning hardware.
Thread pointer: 0x7fd924027ed0
Attempting backtrace. You can use the following information to find out
where mysqld died. If you see no messages after this, something went
terribly wrong...
stack_bottom = 7fd91dd66d90 thread_stack 0xc0000
/usr/sbin/mysqld(my_print_stacktrace(unsigned char const*, unsigned long)+0x3d) [0x5582bd0e173d]
/usr/sbin/mysqld(handle_fatal_signal+0x2fb) [0x5582bc0cea1b]
/lib/x86_64-linux-gnu/libpthread.so.0(+0x128a0) [0x7fd9cd49b8a0]
/usr/sbin/mysqld(+0xf1e042) [0x5582bbf74042]
/usr/sbin/mysqld(+0xf1e282) [0x5582bbf74282]
/usr/sbin/mysqld(+0xf1e2b3) [0x5582bbf742b3]
/usr/sbin/mysqld(JOIN::finalize_table_conditions()+0xeb) [0x5582bbf7a3ab]
/usr/sbin/mysqld(JOIN::optimize()+0x283a) [0x5582bbf8dc3a]
/usr/sbin/mysqld(SELECT_LEX::optimize(THD*)+0xeb) [0x5582bbfe9bab]
/usr/sbin/mysqld(SELECT_LEX_UNIT::optimize(THD*, TABLE*, bool)+0x7b) [0x5582bc05760b]
/usr/sbin/mysqld(SELECT_LEX::optimize(THD*)+0x14d) [0x5582bbfe9c0d]
/usr/sbin/mysqld(SELECT_LEX_UNIT::optimize(THD*, TABLE*, bool)+0x7b) [0x5582bc05760b]
/usr/sbin/mysqld(Sql_cmd_dml::execute_inner(THD*)+0x3d) [0x5582bbfe81fd]
/usr/sbin/mysqld(Sql_cmd_dml::execute(THD*)+0x598) [0x5582bbff2f78]
/usr/sbin/mysqld(mysql_execute_command(THD*, bool)+0xaae) [0x5582bbf95b6e]
/usr/sbin/mysqld(sp_head::execute_procedure(THD*, mem_root_deque<Item*>*)+0x7e3) [0x5582bbf0efb3]
/usr/sbin/mysqld(Sql_cmd_call::execute_inner(THD*)+0x136) [0x5582bc410436]
/usr/sbin/mysqld(Sql_cmd_dml::execute(THD*)+0x598) [0x5582bbff2f78]
/usr/sbin/mysqld(mysql_execute_command(THD*, bool)+0xaae) [0x5582bbf95b6e]
/usr/sbin/mysqld(mysql_parse(THD*, Parser_state*)+0x3f9) [0x5582bbf993d9]
/usr/sbin/mysqld(dispatch_command(THD*, COM_DATA const*, enum_server_command)+0x12c0) [0x5582bbf9ab80]
/usr/sbin/mysqld(do_command(THD*)+0x1c4) [0x5582bbf9c5a4]
/usr/sbin/mysqld(+0x1069b10) [0x5582bc0bfb10]
/usr/sbin/mysqld(+0x25e9bb1) [0x5582bd63fbb1]
/lib/x86_64-linux-gnu/libpthread.so.0(+0x76db) [0x7fd9cd4906db]
/lib/x86_64-linux-gnu/libc.so.6(clone+0x3f) [0x7fd9cb682a3f]

Trying to get some variables.
Some pointers may be invalid and cause the dump to abort.
Query (7fd927fb4208): is an invalid pointer
Connection ID (thread ID): 195
Status: NOT_KILLED

The manual page at http://dev.mysql.com/doc/mysql/en/crashing.html contains
information that should help you find out what is causing the crash.