Unable to find a record to delete-mark ends up crashing mysqld process after upgrading from 10.1.43 to 10.4

--skip-slave-start

Apr 27 06:29:21 labsdb1011 mysqld[3538]: 2020-04-27  6:29:21 0 [ERROR] InnoDB: Unable to find a record to delete-mark

Apr 27 06:29:21 labsdb1011 mysqld[3538]: InnoDB: tuple DATA TUPLE: 2 fields;

Apr 27 06:29:21 labsdb1011 mysqld[3538]:  0: len 4; hex 013e4784; asc  >G ;;

Apr 27 06:29:21 labsdb1011 mysqld[3538]:  1: len 4; hex 213c96ad; asc !<  ;;

Apr 27 06:29:21 labsdb1011 mysqld[3538]: InnoDB: record PHYSICAL RECORD: n_fields 2; compact format; info bits 0

Apr 27 06:29:21 labsdb1011 mysqld[3538]:  0: len 4; hex 013e4784; asc  >G ;;

Apr 27 06:29:21 labsdb1011 mysqld[3538]:  1: len 4; hex 21372e6c; asc !7.l;;

Apr 27 06:29:21 labsdb1011 mysqld[3538]: 2020-04-27  6:29:21 0 [ERROR] InnoDB: page [page id: space=256581, page number=53240] (636 records, index id 859571).

Apr 27 06:29:21 labsdb1011 mysqld[3538]: 2020-04-27  6:29:21 0 [ERROR] InnoDB: Submit a detailed bug report to https://jira.mariadb.org/

Apr 27 06:29:21 labsdb1011 mysqld[3538]: 2020-04-27  6:29:21 0 [ERROR] InnoDB: Unable to find a record to delete-mark

Apr 27 06:29:21 labsdb1011 mysqld[3538]: InnoDB: tuple DATA TUPLE: 2 fields;

Apr 27 06:29:21 labsdb1011 mysqld[3538]:  0: len 4; hex 013e3fdf; asc  >? ;;

Apr 27 06:29:21 labsdb1011 mysqld[3538]:  1: len 4; hex 213dcde2; asc !=  ;;

Apr 27 06:29:21 labsdb1011 mysqld[3538]: InnoDB: record PHYSICAL RECORD: n_fields 2; compact format; info bits 0

Apr 27 06:29:21 labsdb1011 mysqld[3538]:  0: len 4; hex 013e3fdf; asc  >? ;;

Apr 27 06:29:21 labsdb1011 mysqld[3538]:  1: len 4; hex 21276716; asc !'g ;;

Apr 27 06:29:21 labsdb1011 mysqld[3538]: 2020-04-27  6:29:21 0 [ERROR] InnoDB: page [page id: space=256581, page number=53240] (647 records, index id 859571).

Apr 27 06:29:21 labsdb1011 mysqld[3538]: 2020-04-27  6:29:21 0 [ERROR] InnoDB: Submit a detailed bug report to https://jira.mariadb.org/

Apr 27 06:34:49 labsdb1011 mysqld[3538]: 2020-04-27  6:34:49 0 [ERROR] InnoDB: Unable to find a record to delete-mark

Apr 27 06:34:49 labsdb1011 mysqld[3538]: InnoDB: tuple DATA TUPLE: 3 fields;

Apr 27 06:34:49 labsdb1011 mysqld[3538]:  0: len 4; hex 04181a75; asc    u;;

Apr 27 06:34:49 labsdb1011 mysqld[3538]:  1: len 14; hex 3230323030343236313935323230; asc 20200426195220;;

Apr 27 06:34:49 labsdb1011 mysqld[3538]:  2: len 4; hex 18bf0c80; asc     ;;

Apr 27 06:34:49 labsdb1011 mysqld[3538]: InnoDB: record PHYSICAL RECORD: n_fields 3; compact format; info bits 32

Apr 27 06:34:49 labsdb1011 mysqld[3538]:  0: len 4; hex 04181a75; asc    u;;

Apr 27 06:34:49 labsdb1011 mysqld[3538]:  1: len 14; hex 3230313830353031303434363432; asc 20180501044642;;

Apr 27 06:34:49 labsdb1011 mysqld[3538]:  2: len 4; hex 11d56a47; asc   jG;;

Apr 27 06:34:49 labsdb1011 mysqld[3538]: 2020-04-27  6:34:49 0 [ERROR] InnoDB: page [page id: space=292394, page number=7919199] (539 records, index id 983019).

Apr 27 06:34:49 labsdb1011 mysqld[3538]: 2020-04-27  6:34:49 0 [ERROR] InnoDB: Submit a detailed bug report to https://jira.mariadb.org/

Apr 27 06:40:09 labsdb1011 mysqld[3538]: 2020-04-27  6:40:09 1 [ERROR] InnoDB: tried to purge non-delete-marked record in index `namespace_title_from` of table `trwiki`.`flaggedrevs_tracking`: tuple: TUPLE (info_bits=0, 3 fields): {[4]   <(0x8000033C),[7]Dol  ub(0x446F6CC

Apr 27 06:42:08 labsdb1011 mysqld[3538]: 2020-04-27  6:42:08 10 [ERROR] InnoDB: tried to purge non-delete-marked record in index `tl_backlinks_namespace` of table `arwikiquote`.`templatelinks`: tuple: TUPLE (info_bits=0, 4 fields): {[4]    (0x80000000),[4]    (0x8000000A)

Apr 27 06:44:38 labsdb1011 mysqld[3538]: 2020-04-27  6:44:38 4 [ERROR] InnoDB: tried to purge non-delete-marked record in index `iwl_prefix_title_from` of table `metawiki`.`iwlinks`: tuple: TUPLE (info_bits=0, 3 fields): {[2]pl(0x706C),[14]Wiktor_Suworow(0x57696B746F725F5

Apr 27 07:12:49 labsdb1011 mysqld[3538]: 2020-04-27  7:12:49 1 [ERROR] InnoDB: tried to purge non-delete-marked record in index `cat_pages` of table `enwikinews`.`category`: tuple: TUPLE (info_bits=0, 2 fields): {[4]  PM(0x8000504D),[4]   `(0x00040960)}, record: COMPACT RECORD(info_bits=0, 2 fields): {[4]  PM(0x8000504D),[4]   `(0x00040960)}

Apr 27 07:14:47 labsdb1011 mysqld[3538]: 2020-04-27  7:14:47 1 [ERROR] InnoDB: tried to purge non-delete-marked record in index `cat_pages` of table `enwikinews`.`category`: tuple: TUPLE (info_bits=0, 2 fields): {[4]    (0x80000009),[4]    (0x0000000E)}, record: COMPACT RECORD(info_bits=0, 2 fields): {[4]    (0x80000009),[4]    (0x0000000E)}

Apr 27 07:16:12 labsdb1011 mysqld[3538]: 2020-04-27  7:16:12 1 [ERROR] InnoDB: tried to purge non-delete-marked record in index `pl_backlinks_namespace` of table `cywiki`.`pagelinks`: tuple: TUPLE (info_bits=0, 4 fields): {[4]    (0x80000000),[4]    (0x80000000),[23]Unol_Daleithiau_America(0x556E6F6C5F44616C656974686961755F416D6572696361),[4]  #p(0x00032370)}, record: COMPACT RECORD(info_bits=0, 4 fields): {[4]    (0x80000000),[4]    (0x80000000),[23]Unol_Daleithiau_America(0x556E6F6C5F44616C656974686961755F416D6572696361),[4]  #p(0x00032370)}

Apr 27 07:17:14 labsdb1011 mysqld[3538]: 2020-04-27  7:17:14 1 [ERROR] InnoDB: tried to purge non-delete-marked record in index `cat_pages` of table `enwikinews`.`category`: tuple: TUPLE (info_bits=0, 2 fields): {[4]  PM(0x8000504D),[4]   `(0x00040960)}, record: COMPACT RECORD(info_bits=0, 2 fields): {[4]  PM(0x8000504D),[4]   `(0x00040960)}

Apr 27 07:42:03 labsdb1011 mysqld[3538]: 2020-04-27  7:42:03 2400 [ERROR] Master 's3': InnoDB: Record in index `rc_name_type_patrolled_timestamp` of table `frwikibooks`.`recentchanges` was not found on update: TUPLE (info_bits=0, 5 fields): {[4]    (0x80000002),[1] (0x01)

,[1] (0x00),[14]20200427054352(0x3230323030343237303534333532),[4]    (0x800A0E94)} at: COMPACT RECORD(info_bits=32, 5 fields): {[4]    (0x80000002),[1] (0x01),[1] (0x00),[14]20200426164210(0x3230323030343236313634323130),[4]   \(0x800A0E5C)}

Apr 27 07:42:03 labsdb1011 mysqld[3538]: 2020-04-27  7:42:03 2400 [ERROR] Master 's3': InnoDB: Record in index `page_timestamp` of table `frwikibooks`.`revision` was not found on update: TUPLE (info_bits=0, 3 fields): {[4]  $ (0x00012407),[14]20200427042010(0x323032303034

3237303432303130),[4]    (0x0009BEA9)} at: COMPACT RECORD(info_bits=0, 3 fields): {[4]  $ (0x00012406),[14]20200426185042(0x3230323030343236313835303432),[4]    (0x0009BE8E)}

Apr 27 07:42:03 labsdb1011 mysqld[3538]: 2020-04-27  7:42:03 2400 [ERROR] Master 's3': InnoDB: Record in index `usertext_timestamp` of table `frwikibooks`.`revision` was not found on update: TUPLE (info_bits=0, 3 fields): {[0](0x),[14]20200427042010(0x32303230303432373034

32303130),[4]    (0x0009BEA9)} at: COMPACT RECORD(info_bits=0, 3 fields): {[0](0x),[14]20200427004308(0x3230323030343237303034333038),[4]    (0x0009BEA8)}

Apr 27 07:42:03 labsdb1011 mysqld[3538]: 2020-04-27  7:42:03 2400 [ERROR] Master 's3': InnoDB: Record in index `rev_page_id` of table `frwikibooks`.`revision` was not found on update: TUPLE (info_bits=0, 2 fields): {[4]  $ (0x00012407),[4]    (0x0009BEA9)} at: COMPACT REC

ORD(info_bits=0, 2 fields): {[4]  $ (0x00012406),[4]    (0x0009BE8E)}

Apr 27 07:42:03 labsdb1011 mysqld[3538]: 2020-04-27  7:42:03 2400 [ERROR] Master 's3': InnoDB: Record in index `page_timestamp` of table `frwikibooks`.`revision` was not found on update: TUPLE (info_bits=0, 3 fields): {[4]  $ (0x00012407),[14]20200427042131(0x323032303034

3237303432313331),[4]    (0x0009BEAA)} at: COMPACT RECORD(info_bits=0, 3 fields): {[4]  $ (0x00012406),[14]20200426185042(0x3230323030343236313835303432),[4]    (0x0009BE8E)}

Apr 27 07:42:03 labsdb1011 mysqld[3538]: 2020-04-27  7:42:03 2400 [ERROR] Master 's3': InnoDB: Record in index `usertext_timestamp` of table `frwikibooks`.`revision` was not found on update: TUPLE (info_bits=0, 3 fields): {[0](0x),[14]20200427042131(0x32303230303432373034

32313331),[4]    (0x0009BEAA)} at: COMPACT RECORD(info_bits=0, 3 fields): {[0](0x),[14]20200427004308(0x3230323030343237303034333038),[4]    (0x0009BEA8)}

Apr 27 07:42:03 labsdb1011 mysqld[3538]: 2020-04-27  7:42:03 2400 [ERROR] Master 's3': InnoDB: Record in index `rev_page_id` of table `frwikibooks`.`revision` was not found on update: TUPLE (info_bits=0, 2 fields): {[4]  $ (0x00012407),[4]    (0x0009BEAA)} at: COMPACT RECORD(info_bits=0, 2 fields): {[4]  $ (0x00012406),[4]    (0x0009BE8E)}

Apr 27 07:42:03 labsdb1011 mysqld[3538]: 2020-04-27  7:42:03 2400 [ERROR] Master 's3': InnoDB: Record in index `revcomment_comment_id` of table `frwikibooks`.`revision_comment_temp` was not found on update: TUPLE (info_bits=0, 2 fields): {[8]        (0x0000000000000001),[4]    (0x0009BEAA)} at: COMPACT RECORD(info_bits=0, 2 fields): {[8]        (0x0000000000000001),[4]    (0x0009BE9D)}

Apr 27 07:42:03 labsdb1011 mysqld[3538]: 2020-04-27  7:42:03 2400 [ERROR] Master 's3': InnoDB: Record in index `page_actor_timestamp` of table `frwikibooks`.`revision_actor_temp` was not found on update: TUPLE (info_bits=0, 4 fields): {[4]  $ (0x00012407),[8]      P (0x000000000002501C),[14]20200427042010(0x3230323030343237303432303130),[4]    (0x0009BEA9)} at: COMPACT RECORD(info_bits=0, 4 fields): {[4]  $ (0x00012406),[8]       f(0x0000000000000566),[14]20200426185042(0x3230323030343236313835303432),[4]    (0x0009BE8E)}

Apr 27 07:42:03 labsdb1011 mysqld[3538]: 2020-04-27  7:42:03 2400 [ERROR] Master 's3': InnoDB: Record in index `page_actor_timestamp` of table `frwikibooks`.`revision_actor_temp` was not found on update: TUPLE (info_bits=0, 4 fields): {[4]  $ (0x00012407),[8]      P (0x000000000002501C),[14]20200427042131(0x3230323030343237303432313331),[4]    (0x0009BEAA)} at: COMPACT RECORD(info_bits=0, 4 fields): {[4]  $ (0x00012406),[8]       f(0x0000000000000566),[14]20200426185042(0x3230323030343236313835303432),[4]    (0x0009BE8E)}

Apr 27 07:42:04 labsdb1011 mysqld[3538]: 2020-04-27  7:42:04 0 [ERROR] InnoDB: Unable to find a record to delete-mark

Apr 27 07:45:51 labsdb1011 mysqld[3538]: InnoDB: tuple DATA TUPLE: 3 fields;

Apr 27 07:45:51 labsdb1011 mysqld[3538]:  0: len 4; hex 001bbe4d; asc    M;;

Apr 27 07:45:51 labsdb1011 mysqld[3538]:  1: len 40; hex 687474703a2f2f7777772e7371756172652d656e69782e636f2e6a702f736d6172742f6368726f6e; asc http://www.square-enix.co.jp/smart/chron;;

Apr 27 07:45:51 labsdb1011 mysqld[3538]:  2: len 4; hex 005df5a9; asc  ]  ;;

Apr 27 07:45:51 labsdb1011 mysqld[3538]: InnoDB: record PHYSICAL RECORD: n_fields 3; compact format; info bits 32

Apr 27 07:45:51 labsdb1011 mysqld[3538]:  0: len 4; hex 001bbe4d; asc    M;;

Apr 27 07:45:51 labsdb1011 mysqld[3538]:  1: len 30; hex 687474703a2f2f7777772e7370656369616c6f6c796d706963732e6f7267; asc http://www.specialolympics.org; (total 31 bytes);

Apr 27 07:45:51 labsdb1011 mysqld[3538]:  2: len 4; hex 005deb02; asc  ]  ;;

Apr 27 07:45:51 labsdb1011 mysqld[3538]: 2020-04-27  7:45:51 0 [ERROR] InnoDB: page [page id: space=326966, page number=118166] (172 records, index id 1207580).

Apr 27 07:45:51 labsdb1011 mysqld[3538]: 2020-04-27  7:45:51 0 [ERROR] InnoDB: Submit a detailed bug report to https://jira.mariadb.org/

Apr 27 07:45:56 labsdb1011 mysqld[3538]: 2020-04-27 07:45:56 0x7f5e502f6700  InnoDB: Assertion failure in file /root/mariadb-10.4.12/storage/innobase/row/row0ins.cc line 263

Apr 27 07:45:56 labsdb1011 mysqld[3538]: InnoDB: Failing assertion: !cursor->index->is_committed()

Apr 27 07:45:56 labsdb1011 mysqld[3538]: InnoDB: We intentionally generate a memory trap.

Apr 27 07:45:56 labsdb1011 mysqld[3538]: InnoDB: Submit a detailed bug report to https://jira.mariadb.org/

Apr 27 07:45:56 labsdb1011 mysqld[3538]: InnoDB: If you get repeated assertion failures or crashes, even

Apr 27 07:45:56 labsdb1011 mysqld[3538]: InnoDB: immediately after the mysqld startup, there may be

Apr 27 07:45:56 labsdb1011 mysqld[3538]: InnoDB: corruption in the InnoDB tablespace. Please refer to

Apr 27 07:45:56 labsdb1011 mysqld[3538]: InnoDB: https://mariadb.com/kb/en/library/innodb-recovery-modes/

Apr 27 07:45:56 labsdb1011 mysqld[3538]: InnoDB: about forcing recovery.

Apr 27 07:45:56 labsdb1011 mysqld[3538]: 200427  7:45:56 [ERROR] mysqld got signal 6 ;

Apr 27 07:45:56 labsdb1011 mysqld[3538]: This could be because you hit a bug. It is also possible that this binary

Apr 27 07:45:56 labsdb1011 mysqld[3538]: or one of the libraries it was linked against is corrupt, improperly built,

Apr 27 07:45:56 labsdb1011 mysqld[3538]: or misconfigured. This error can also be caused by malfunctioning hardware.

Apr 27 07:45:56 labsdb1011 mysqld[3538]: To report this bug, see https://mariadb.com/kb/en/reporting-bugs

Apr 27 07:45:56 labsdb1011 mysqld[3538]: We will try our best to scrape up some info that will hopefully help

Apr 27 07:45:56 labsdb1011 mysqld[3538]: diagnose the problem, but since we have already crashed,

Apr 27 07:45:56 labsdb1011 mysqld[3538]: something is definitely wrong and this may fail.

Apr 27 07:45:56 labsdb1011 mysqld[3538]: Server version: 10.4.12-MariaDB

Apr 27 07:45:56 labsdb1011 mysqld[3538]: key_buffer_size=134217728

Apr 27 07:45:56 labsdb1011 mysqld[3538]: read_buffer_size=131072

Apr 27 07:45:56 labsdb1011 mysqld[3538]: max_used_connections=48

Apr 27 07:45:56 labsdb1011 mysqld[3538]: max_threads=1026

Apr 27 07:45:56 labsdb1011 mysqld[3538]: thread_count=76

Apr 27 07:45:56 labsdb1011 mysqld[3538]: It is possible that mysqld could use up to

Apr 27 07:45:56 labsdb1011 mysqld[3538]: key_buffer_size + (read_buffer_size + sort_buffer_size)*max_threads = 2388976 K  bytes of memory

Apr 27 07:45:56 labsdb1011 mysqld[3538]: Hope that's ok; if not, decrease some variables in the equation.

Apr 27 07:45:56 labsdb1011 mysqld[3538]: Thread pointer: 0x7f5a240014f8

Apr 27 07:45:56 labsdb1011 mysqld[3538]: Attempting backtrace. You can use the following information to find out

Apr 27 07:45:56 labsdb1011 mysqld[3538]: where mysqld died. If you see no messages after this, something went

Apr 27 07:45:56 labsdb1011 mysqld[3538]: terribly wrong...

Apr 27 07:45:56 labsdb1011 mysqld[3538]: stack_bottom = 0x7f5e502f4e98 thread_stack 0x30000

Apr 27 07:45:57 labsdb1011 mysqld[3538]: /opt/wmf-mariadb104/bin/mysqld(my_print_stacktrace+0x2e)[0x55d21bbee5ee]

Apr 27 07:45:58 labsdb1011 mysqld[3538]: /opt/wmf-mariadb104/bin/mysqld(handle_fatal_signal+0x54d)[0x55d21b6e413d]

Apr 27 07:45:58 labsdb1011 mysqld[3538]: /lib/x86_64-linux-gnu/libpthread.so.0(+0x12730)[0x7fc506732730]

Apr 27 07:45:59 labsdb1011 mysqld[3538]: /lib/x86_64-linux-gnu/libc.so.6(gsignal+0x10b)[0x7fc505d9a7bb]

Apr 27 07:45:59 labsdb1011 mysqld[3538]: /lib/x86_64-linux-gnu/libc.so.6(abort+0x121)[0x7fc505d85535]

Apr 27 07:46:00 labsdb1011 mysqld[3538]: /opt/wmf-mariadb104/bin/mysqld(+0x5a10e5)[0x55d21b3d90e5]

Apr 27 07:46:00 labsdb1011 mysqld[3538]: /opt/wmf-mariadb104/bin/mysqld(+0x58fe9b)[0x55d21b3c7e9b]

Apr 27 07:46:01 labsdb1011 mysqld[3538]: /opt/wmf-mariadb104/bin/mysqld(+0xaf46e0)[0x55d21b92c6e0]

Apr 27 07:46:01 labsdb1011 CRON[14110]: (prometheus) CMD (/usr/local/bin/prometheus-puppet-agent-stats --outfile /var/lib/prometheus/node.d/puppet_agent.prom)

Apr 27 07:46:01 labsdb1011 mysqld[3538]: /opt/wmf-mariadb104/bin/mysqld(+0xb27a78)[0x55d21b95fa78]

Apr 27 07:46:02 labsdb1011 mysqld[3538]: /opt/wmf-mariadb104/bin/mysqld(+0xb2d40f)[0x55d21b96540f]

Apr 27 07:46:02 labsdb1011 mysqld[3538]: /opt/wmf-mariadb104/bin/mysqld(+0xb0555c)[0x55d21b93d55c]

Apr 27 07:46:03 labsdb1011 mysqld[3538]: /opt/wmf-mariadb104/bin/mysqld(+0xa5549c)[0x55d21b88d49c]

Apr 27 07:46:03 labsdb1011 mysqld[3538]: /opt/wmf-mariadb104/bin/mysqld(_ZN7handler13ha_update_rowEPKhS1_+0x123)[0x55d21b6f0923]

Apr 27 07:46:04 labsdb1011 mysqld[3538]: /opt/wmf-mariadb104/bin/mysqld(_ZN21Update_rows_log_event11do_exec_rowEP14rpl_group_info+0x243)[0x55d21b7e4183]

Apr 27 07:46:04 labsdb1011 mysqld[3538]: /opt/wmf-mariadb104/bin/mysqld(_ZN14Rows_log_event14do_apply_eventEP14rpl_group_info+0x25d)[0x55d21b7d747d]

Apr 27 07:46:05 labsdb1011 mysqld[3538]: /opt/wmf-mariadb104/bin/mysqld(+0x5faac8)[0x55d21b432ac8]

Apr 27 07:46:05 labsdb1011 mysqld[3538]: /opt/wmf-mariadb104/bin/mysqld(handle_slave_sql+0x169a)[0x55d21b43bc6a]

Apr 27 07:46:06 labsdb1011 mysqld[3538]: /opt/wmf-mariadb104/bin/mysqld(+0xd66f8b)[0x55d21bb9ef8b]

Apr 27 07:46:07 labsdb1011 mysqld[3538]: /lib/x86_64-linux-gnu/libpthread.so.0(+0x7fa3)[0x7fc506727fa3]

Apr 27 07:46:07 labsdb1011 mysqld[3538]: /lib/x86_64-linux-gnu/libc.so.6(clone+0x3f)[0x7fc505e5c4cf]

Apr 27 07:46:07 labsdb1011 mysqld[3538]: Trying to get some variables.

Apr 27 07:46:07 labsdb1011 mysqld[3538]: Some pointers may be invalid and cause the dump to abort.

Apr 27 07:46:07 labsdb1011 mysqld[3538]: Query (0x0):

Apr 27 07:46:07 labsdb1011 mysqld[3538]: Connection ID (thread ID): 2400

Apr 27 07:46:07 labsdb1011 mysqld[3538]: Status: NOT_KILLED

Apr 27 07:46:07 labsdb1011 mysqld[3538]: 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=on,table_elimination=on,extended_keys=on,exists_to_in=on,orderby_uses_equalities=on,condition_pushdown_for_derived=on,split_materialized=on,condition_pushdown_for_subquery=on,rowid_filter=on,condition_pushdown_from_having=on

Apr 27 07:46:07 labsdb1011 mysqld[3538]: The manual page at http://dev.mysql.com/doc/mysql/en/crashing.html contains

Apr 27 07:46:07 labsdb1011 mysqld[3538]: information that should help you find out what is causing the crash.

Apr 27 07:46:07 labsdb1011 mysqld[3538]: Writing a core file...

Apr 27 07:46:07 labsdb1011 mysqld[3538]: Working directory at /srv/sqldata

Apr 27 07:46:07 labsdb1011 mysqld[3538]: Resource Limits:

Apr 27 07:46:07 labsdb1011 mysqld[3538]: Limit                     Soft Limit           Hard Limit           Units

Apr 27 07:46:07 labsdb1011 mysqld[3538]: Max cpu time              unlimited            unlimited            seconds

Apr 27 07:46:07 labsdb1011 mysqld[3538]: Max file size             unlimited            unlimited            bytes

Apr 27 07:46:07 labsdb1011 mysqld[3538]: Max data size             unlimited            unlimited            bytes

Apr 27 07:46:07 labsdb1011 mysqld[3538]: Max stack size            8388608              unlimited            bytes

Apr 27 07:46:07 labsdb1011 mysqld[3538]: Max core file size        0                    0                    bytes

Apr 27 07:46:07 labsdb1011 mysqld[3538]: Max resident set          unlimited            unlimited            bytes

Apr 27 07:46:07 labsdb1011 mysqld[3538]: Max processes             2063395              2063395              processes

Apr 27 07:46:07 labsdb1011 mysqld[3538]: Max open files            200001               200001               files

Apr 27 07:46:07 labsdb1011 mysqld[3538]: Max locked memory         65536                65536                bytes

Apr 27 07:46:07 labsdb1011 mysqld[3538]: Max address space         unlimited            unlimited            bytes

Apr 27 07:46:07 labsdb1011 mysqld[3538]: Max file locks            unlimited            unlimited            locks

Apr 27 07:46:07 labsdb1011 mysqld[3538]: Max pending signals       2063395              2063395              signals

Apr 27 07:46:07 labsdb1011 mysqld[3538]: Max msgqueue size         819200               819200               bytes

Apr 27 07:46:07 labsdb1011 mysqld[3538]: Max nice priority         0                    0

Apr 27 07:46:07 labsdb1011 mysqld[3538]: Max realtime priority     0                    0

Apr 27 07:46:07 labsdb1011 mysqld[3538]: Max realtime timeout      unlimited            unlimited            us

Apr 27 07:46:07 labsdb1011 mysqld[3538]: Core pattern: /var/tmp/core/core.%h.%e.%p.%t