latin1 encoding crashes in 10.0.34

Jan  4 03:57:25 localhost mysqld: 190104  3:57:25 [ERROR] mysqld got signal 11 ;

Jan  4 03:57:25 localhost mysqld: This could be because you hit a bug. It is also possible that this binary

Jan  4 03:57:25 localhost mysqld: or one of the libraries it was linked against is corrupt, improperly built,

Jan  4 03:57:25 localhost mysqld: or misconfigured. This error can also be caused by malfunctioning hardware.

Jan  4 03:57:25 localhost mysqld:

Jan  4 03:57:25 localhost mysqld: To report this bug, see https://mariadb.com/kb/en/reporting-bugs

Jan  4 03:57:25 localhost mysqld:

Jan  4 03:57:25 localhost mysqld: We will try our best to scrape up some info that will hopefully help

Jan  4 03:57:25 localhost mysqld: diagnose the problem, but since we have already crashed,

Jan  4 03:57:25 localhost mysqld: something is definitely wrong and this may fail.

Jan  4 03:57:25 localhost mysqld:

Jan  4 03:57:25 localhost mysqld: Server version: 10.0.34-MariaDB-1~trusty-wsrep

Jan  4 03:57:25 localhost mysqld: key_buffer_size=209715200

Jan  4 03:57:25 localhost mysqld: read_buffer_size=131072

Jan  4 03:57:25 localhost mysqld: max_used_connections=362

Jan  4 03:57:25 localhost mysqld: max_threads=2002

Jan  4 03:57:25 localhost mysqld: thread_count=363

Jan  4 03:57:25 localhost mysqld: It is possible that mysqld could use up to

Jan  4 03:57:25 localhost mysqld: key_buffer_size + (read_buffer_size + sort_buffer_size)*max_threads = 16902085 K  bytes of memory

Jan  4 03:57:25 localhost mysqld: Hope that's ok; if not, decrease some variables in the equation.

Jan  4 03:57:25 localhost mysqld:

Jan  4 03:57:25 localhost mysqld: Thread pointer: 0x7f7520457008

Jan  4 03:57:25 localhost mysqld: Attempting backtrace. You can use the following information to find out

Jan  4 03:57:25 localhost mysqld: where mysqld died. If you see no messages after this, something went

Jan  4 03:57:25 localhost mysqld: terribly wrong...

Jan  4 03:57:25 localhost mysqld: stack_bottom = 0x7f755106fe10 thread_stack 0x40000

Jan  4 03:57:26 localhost mysqld: /usr/sbin/mysqld(my_print_stacktrace+0x2e)[0xc095fe]

Jan  4 03:57:26 localhost mysqld: /usr/sbin/mysqld(handle_fatal_signal+0x3b6)[0x767de6]

Jan  4 03:57:26 localhost mysqld: /lib/x86_64-linux-gnu/libpthread.so.0(+0x10330)[0x7f928964a330]

Jan  4 03:57:26 localhost mysqld: /usr/sbin/mysqld(_ZN26QUICK_ROR_INTERSECT_SELECT11get_explainEP11st_mem_root+0x6a)[0x86297a]

Jan  4 03:57:26 localhost mysqld: /usr/sbin/mysqld(_ZN4JOIN24save_explain_data_internEP13Explain_querybbbPKc+0x7d3)[0x634873]

Jan  4 03:57:26 localhost mysqld: /usr/sbin/mysqld(_ZN4JOIN8optimizeEv+0x6df)[0x6390bf]

Jan  4 03:57:26 localhost mysqld: /usr/sbin/mysqld(_Z12mysql_selectP3THDPPP4ItemP10TABLE_LISTjR4ListIS1_ES2_jP8st_orderSB_S2_SB_yP13select_resultP18st_select_lex_unitP13st_select_lex+0x76)[0x63a446]

Jan  4 03:57:26 localhost mysqld: /usr/sbin/mysqld(_Z19mysql_explain_unionP3THDP18st_select_lex_unitP13select_result+0x117)[0x63adf7]

Jan  4 03:57:26 localhost mysqld: /usr/sbin/mysqld[0x518dc2]

Jan  4 03:57:26 localhost mysqld: /usr/sbin/mysqld(_Z21mysql_execute_commandP3THD+0x6d6a)[0x5e7bea]

Jan  4 03:57:26 localhost mysqld: /usr/sbin/mysqld[0x5eb52e]

Jan  4 03:57:26 localhost mysqld: /usr/sbin/mysqld(_Z16dispatch_command19enum_server_commandP3THDPcj+0x1d77)[0x5ed887]

Jan  4 03:57:26 localhost mysqld: /usr/sbin/mysqld(_Z10do_commandP3THD+0x2c2)[0x5ee582]

Jan  4 03:57:26 localhost mysqld: /usr/sbin/mysqld(_Z24do_handle_one_connectionP3THD+0x30b)[0x6bb3db]

Jan  4 03:57:26 localhost mysqld: /usr/sbin/mysqld(handle_one_connection+0x39)[0x6bb4b9]

Jan  4 03:57:27 localhost mysqld: /lib/x86_64-linux-gnu/libpthread.so.0(+0x8184)[0x7f9289642184]

Jan  4 03:57:27 localhost mysqld: /lib/x86_64-linux-gnu/libc.so.6(clone+0x6d)[0x7f9288d6503d]

Jan  4 03:57:27 localhost mysqld:

Jan  4 03:57:27 localhost mysqld: Trying to get some variables.

Jan  4 03:57:27 localhost mysqld: Some pointers may be invalid and cause the dump to abort.

Jan  4 03:57:27 localhost mysqld: Query (0x7f74cbaf6020): is an invalid pointer

Jan  4 03:57:27 localhost mysqld: Connection ID (thread ID): 5691574

Jan  4 03:57:27 localhost mysqld: Status: NOT_KILLED

Jan  4 03:57:27 localhost mysqld:

Jan  4 03:57:27 localhost mysqld: Optimizer switch: index_merge=on,index_merge_union=on,index_merge_sort_union=on,index_merge_intersection=on,index_merge_sort_intersection=off,engine_condition_pushdown=off,index_condition_pushdown=on,derived_merge=on,derived_with_keys=on,firstmatch=on,loosescan=on,materialization=on,in_to_exists=on,semijoin=on,partial_match_rowid_merge=on,partial_match_table_scan=on,subquery_cache=on,mrr=off,mrr_cost_based=off,mrr_sort_keys=off,outer_join_with_cache=on,semijoin_with_cache=on,join_cache_incremental=on,join_cache_hashed=on,join_cache_bka=on,optimize_join_buffer_size=off,table_elimination=on,extended_keys=on,exists_to_in=on

Jan  4 03:57:27 localhost mysqld:

Jan  4 03:57:27 localhost mysqld: The manual page at http://dev.mysql.com/doc/mysql/en/crashing.html contains

Jan  4 03:57:27 localhost mysqld: information that should help you find out what is causing the crash.

Jan  4 03:57:27 localhost mysqld:

Jan  4 03:57:27 localhost mysqld: We think the query pointer is invalid, but we will try to print it anyway.

Jan  4 03:57:27 localhost mysqld: Query: EXPLAIN SELECT `companies`.`id` FROM `companies` WHERE (companies.is_flagged_for_deletion <> 1) AND (companies.account_id = 161335) AND (EXISTS (SELECT 1 FROM `custom_field_values` WHERE `custom_field_values`.`custom_field_label_id` = 1615459 AND (company_id = companies.id) AND (`custom_field_values`.custom_field_label_dropdown_entry_id = 4765516 OR `custom_field_values`.custom_field_label_dropdown_entry_id = 4873672 OR `custom_field_values`.custom_field_label_dropdown_entry_id = 2328136))) AND (EXISTS (SELECT 1 FROM `custom_field_values` WHERE `custom_field_values`.`custom_field_label_id` = 1615441 AND (company_id = companies.id) AND (`custom_field_values`.custom_field_label_dropdown_entry_id = 2328088))) AND (EXISTS (SELECT 1 FROM `custom_field_values` WHERE `custom_field_values`.`custom_field_label_id` = 1615435 AND (company_id = companies.id) AND (`custom_field_values`.custom_field_label_dropdown_entry_id = 2328055 OR `custom_field_values`.custom_field_label_dropdown_entry_id = 2328058))) AND (com

Jan  4 03:57:27 localhost mysqld: panies.next_entry_name IS NULL) AND (EXISTS (SELECT 1 FROM `custom_field_values` WHERE `custom_field_values`.`custom_field_label_id` = 1615408 AND (company_id = companies.id) AND (`custom_field_values`.custom_field_label_dropdown_entry_id = 2328019))) AND (EXISTS (SELECT 1 FROM `custom_field_values` WHERE `custom_field_values`.`custom_field_label_id` = 1615411 AND (company_id = companies.id) AND (`custom_field_values`.custom_field_label_dropdown_entry_id = 2328049 OR `custom_field_values`.custom_field_label_dropdown_entry_id = 3269848)))  ORDER BY `companies`.`updated_at` DESC, `companies`.`id` DESC

Jan  4 03:57:27 localhost mysqld:

Jan  4 03:57:28 localhost kernel: [27243144.333350] TCP: TCP: Possible SYN flooding on port 3306. Sending cookies.  Check SNMP counters.

Jan  4 03:57:28 localhost mysqld_safe: Number of processes running now: 0

Jan  4 03:57:28 localhost mysqld_safe: WSREP: not restarting wsrep node automatically

Jan  4 03:57:28 localhost mysqld_safe: mysqld from pid file /var/lib/mysql/mysqld.pid ended