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[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
Core was generated by `/home/travis/server/bin/mysqld --no-defaults --basedir=/home/travis/server --lc'.
Program terminated with signal SIGABRT, Aborted.
#0  0x00007eff52dd7611 in pthread_kill () from /lib/x86_64-linux-gnu/libpthread.so.0

Thread 28 (Thread 0x7eff40505700 (LWP 22808)):
#0  0x0000000000cb09e0 in dfield_copy_data (field1=0x310c1e0, field2=0x310bc60) at /home/travis/src/storage/xtradb/include/data0data.ic:201
#1  0x0000000000cb65f2 in row_sel_open_pcur (plan=0x310be80, search_latch_locked=0, mtr=0x7eff405006c0) at /home/travis/src/storage/xtradb/row/row0sel.cc:1078
#2  0x0000000000cb7095 in row_sel (node=0x310bda0, thr=0x310d2c0) at /home/travis/src/storage/xtradb/row/row0sel.cc:1462
#3  0x0000000000cb8282 in row_sel_step (thr=0x310d2c0) at /home/travis/src/storage/xtradb/row/row0sel.cc:2125
#4  0x0000000000c4bb50 in que_thr_step (thr=0x310d2c0) at /home/travis/src/storage/xtradb/que/que0que.cc:1067
#5  0x0000000000c4be6b in que_run_threads_low (thr=0x310d2c0) at /home/travis/src/storage/xtradb/que/que0que.cc:1151
#6  0x0000000000c4bff8 in que_run_threads (thr=0x310d2c0) at /home/travis/src/storage/xtradb/que/que0que.cc:1192
#7  0x0000000000c4c27c in que_eval_sql (info=0x3039918, sql=0x1063818 "PROCEDURE DROP_TABLE_PROC () IS\nsys_foreign_id CHAR;\ntable_id CHAR;\nindex_id CHAR;\nforeign_id CHAR;\nspace_id INT;\nfound INT;\nDECLARE CURSOR cur_fk IS\nSELECT ID FROM SYS_FOREIGN\nWHERE FOR_NAME = :table"..., reserve_dict_mutex=0, trx=0x30fef98) at /home/travis/src/storage/xtradb/que/que0que.cc:1275
#8  0x0000000000c93160 in row_drop_table_for_mysql (name=0x7efee802f910 "test/#sql-ib130-3030187724", trx=0x30fef98, drop_db=false, create_failed=0, nonatomic=false) at /home/travis/src/storage/xtradb/row/row0mysql.cc:4241
#9  0x0000000000c84b38 in row_merge_drop_table (trx=0x30fef98, table=0x7efee80217c8) at /home/travis/src/storage/xtradb/row/row0merge.cc:3623
#10 0x0000000000bb5403 in ha_innobase::commit_inplace_alter_table (this=0x7efee810e958, altered_table=0x306cb40, ha_alter_info=0x7eff40501b50, commit=true) at /home/travis/src/storage/xtradb/handler/handler0alter.cc:6191
#11 0x000000000085e4d1 in handler::ha_commit_inplace_alter_table (this=0x7efee810e958, altered_table=0x306cb40, ha_alter_info=0x7eff40501b50, commit=true) at /home/travis/src/sql/handler.cc:4228
#12 0x000000000070c20c in mysql_inplace_alter_table (thd=0x30167c0, table_list=0x3025878, table=0x7efee810df30, altered_table=0x306cb40, ha_alter_info=0x7eff40501b50, inplace_supported=HA_ALTER_INPLACE_NO_LOCK_AFTER_PREPARE, target_mdl_request=0x7eff40501bc0, alter_ctx=0x7eff40502750) at /home/travis/src/sql/sql_table.cc:7166
#13 0x0000000000710b10 in mysql_alter_table (thd=0x30167c0, new_db=0x3025e58 "test", new_name=0x0, create_info=0x7eff40503350, table_list=0x3025878, alter_info=0x7eff405032c0, order_num=0, order=0x0, ignore=false) at /home/travis/src/sql/sql_table.cc:8972
#14 0x000000000077f59e in Sql_cmd_alter_table::execute (this=0x3025e60, thd=0x30167c0) at /home/travis/src/sql/sql_alter.cc:312
#15 0x0000000000657995 in mysql_execute_command (thd=0x30167c0) at /home/travis/src/sql/sql_parse.cc:5115
#16 0x000000000065b211 in mysql_parse (thd=0x30167c0, rawbuf=0x3025748 "ALTER TABLE `t3` ROW_FORMAT=REDUNDANT /* QNO 677 CON_ID 10 */", length=61, parser_state=0x7eff40504660) at /home/travis/src/sql/sql_parse.cc:6634
#17 0x000000000064d592 in dispatch_command (command=COM_QUERY, thd=0x30167c0, packet=0x301d161 "ALTER TABLE `t3` ROW_FORMAT=REDUNDANT /* QNO 677 CON_ID 10 */ ", packet_length=62) at /home/travis/src/sql/sql_parse.cc:1297
#18 0x000000000064c84e in do_command (thd=0x30167c0) at /home/travis/src/sql/sql_parse.cc:1000
#19 0x000000000077aac3 in do_handle_one_connection (thd_arg=0x30167c0) at /home/travis/src/sql/sql_connect.cc:1377
#20 0x000000000077a835 in handle_one_connection (arg=0x30167c0) at /home/travis/src/sql/sql_connect.cc:1292
#21 0x00007eff52dd2184 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
#22 0x00007eff51cb5ffd in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 27 (Thread 0x7eff404bc700 (LWP 22810)):
#0  0x00007eff52dd6404 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0
#1  0x0000000000c1d860 in os_cond_wait (cond=0x2dac718, fast_mutex=0x2dac6e0) at /home/travis/src/storage/xtradb/os/os0sync.cc:196
#2  0x0000000000c1db93 in os_event_wait_low (event=0x2dac6e0, reset_sig_count=2) at /home/travis/src/storage/xtradb/os/os0sync.cc:477
#3  0x0000000000bf25d2 in lock_wait_suspend_thread (thr=0x7efee8055c68) at /home/travis/src/storage/xtradb/lock/lock0wait.cc:380
#4  0x0000000000c8c65b in row_mysql_handle_errors (new_err=0x7eff404ba48c, trx=0x7efee8022688, thr=0x7efee8055c68, savept=0x7eff404ba490) at /home/travis/src/storage/xtradb/row/row0mysql.cc:643
#5  0x0000000000c8dbc2 in row_insert_for_mysql (mysql_rec=0x7efee80d4528 <incomplete sequence \302>, prebuilt=0x7efee8054f78) at /home/travis/src/storage/xtradb/row/row0mysql.cc:1393
#6  0x0000000000b8f5be in ha_innobase::write_row (this=0x7efee80bc838, record=0x7efee80d4528 <incomplete sequence \302>) at /home/travis/src/storage/xtradb/handler/ha_innodb.cc:7979
#7  0x000000000086232b in handler::ha_write_row (this=0x7efee80bc838, buf=0x7efee80d4528 <incomplete sequence \302>) at /home/travis/src/sql/handler.cc:6033
#8  0x0000000000e3453e in ha_partition::write_row (this=0x7efee8094c28, buf=0x7efee80d4528 <incomplete sequence \302>) at /home/travis/src/sql/ha_partition.cc:4199
#9  0x000000000086232b in handler::ha_write_row (this=0x7efee8094c28, buf=0x7efee80d4528 <incomplete sequence \302>) at /home/travis/src/sql/handler.cc:6033
#10 0x00000000006344fe in write_record (thd=0x302ba90, table=0x7efee8092260, info=0x7eff404ba950) at /home/travis/src/sql/sql_insert.cc:1849
#11 0x00000000006320e8 in mysql_insert (thd=0x302ba90, table_list=0x7efee803eef8, fields=..., values_list=..., update_fields=..., update_values=..., duplic=DUP_ERROR, ignore=true) at /home/travis/src/sql/sql_insert.cc:964
#12 0x000000000065272e in mysql_execute_command (thd=0x302ba90) at /home/travis/src/sql/sql_parse.cc:3450
#13 0x000000000065b211 in mysql_parse (thd=0x302ba90, rawbuf=0x7efee803ed88 "INSERT IGNORE INTO `t007` ( `col_varchar_8_key` ) VALUES ( 'q' )  /* QNO 958 CON_ID 11 */", length=89, parser_state=0x7eff404bb660) at /home/travis/src/sql/sql_parse.cc:6634
#14 0x000000000064d592 in dispatch_command (command=COM_QUERY, thd=0x302ba90, packet=0x3031941 " INSERT IGNORE INTO `t007` ( `col_varchar_8_key` ) VALUES ( 'q' )  /* QNO 958 CON_ID 11 */ ", packet_length=91) at /home/travis/src/sql/sql_parse.cc:1297
#15 0x000000000064c84e in do_command (thd=0x302ba90) at /home/travis/src/sql/sql_parse.cc:1000
#16 0x000000000077aac3 in do_handle_one_connection (thd_arg=0x302ba90) at /home/travis/src/sql/sql_connect.cc:1377
#17 0x000000000077a835 in handle_one_connection (arg=0x302ba90) at /home/travis/src/sql/sql_connect.cc:1292
#18 0x00007eff52dd2184 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
#19 0x00007eff51cb5ffd in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 26 (Thread 0x7eff53722700 (LWP 22786)):
#0  0x00007eff52dda0c1 in sigwait () from /lib/x86_64-linux-gnu/libpthread.so.0
#1  0x000000000058ccb2 in signal_hand (arg=0x0) at /home/travis/src/sql/mysqld.cc:3267
#2  0x00007eff52dd2184 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
#3  0x00007eff51cb5ffd in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 25 (Thread 0x7eff25ffb700 (LWP 22785)):
#0  0x00007eff52dd6404 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0
#1  0x0000000000c1d860 in os_cond_wait (cond=0x2734b68, fast_mutex=0x2734b30) at /home/travis/src/storage/xtradb/os/os0sync.cc:196
#2  0x0000000000c1db93 in os_event_wait_low (event=0x2734b30, reset_sig_count=1) at /home/travis/src/storage/xtradb/os/os0sync.cc:477
#3  0x0000000000d724e7 in buf_dump_thread (arg=0x0) at /home/travis/src/storage/xtradb/buf/buf0dump.cc:698
#4  0x00007eff52dd2184 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
#5  0x00007eff51cb5ffd in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 24 (Thread 0x7eff26ffd700 (LWP 22783)):
#0  0x00007eff51cad8d3 in select () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x0000000000c1e44a in os_thread_sleep (tm=1000000) at /home/travis/src/storage/xtradb/os/os0thread.cc:311
#2  0x0000000000d7a777 in page_cleaner_sleep_if_needed (next_loop_time=1529337775768) at /home/travis/src/storage/xtradb/buf/buf0flu.cc:2587
#3  0x0000000000d7aaae in buf_flush_page_cleaner_thread (arg=0x0) at /home/travis/src/storage/xtradb/buf/buf0flu.cc:2728
#4  0x00007eff52dd2184 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
#5  0x00007eff51cb5ffd in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 23 (Thread 0x7eff40597700 (LWP 22804)):
#0  0x00007eff52dd6404 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0
#1  0x0000000000c1d860 in os_cond_wait (cond=0x7efef40690c8, fast_mutex=0x7efef4069090) at /home/travis/src/storage/xtradb/os/os0sync.cc:196
#2  0x0000000000c1db93 in os_event_wait_low (event=0x7efef4069090, reset_sig_count=1) at /home/travis/src/storage/xtradb/os/os0sync.cc:477
#3  0x0000000000bf25d2 in lock_wait_suspend_thread (thr=0x7efef409da70) at /home/travis/src/storage/xtradb/lock/lock0wait.cc:380
#4  0x0000000000c8c65b in row_mysql_handle_errors (new_err=0x7eff4059548c, trx=0x7efef400b718, thr=0x7efef409da70, savept=0x7eff40595490) at /home/travis/src/storage/xtradb/row/row0mysql.cc:643
#5  0x0000000000c8dbc2 in row_insert_for_mysql (mysql_rec=0x7efef4093588 <incomplete sequence \320>, prebuilt=0x7efef409cfd8) at /home/travis/src/storage/xtradb/row/row0mysql.cc:1393
#6  0x0000000000b8f5be in ha_innobase::write_row (this=0x7efef4098418, record=0x7efef4093588 <incomplete sequence \320>) at /home/travis/src/storage/xtradb/handler/ha_innodb.cc:7979
#7  0x000000000086232b in handler::ha_write_row (this=0x7efef4098418, buf=0x7efef4093588 <incomplete sequence \320>) at /home/travis/src/sql/handler.cc:6033
#8  0x0000000000e3453e in ha_partition::write_row (this=0x7efef40160b8, buf=0x7efef4093588 <incomplete sequence \320>) at /home/travis/src/sql/ha_partition.cc:4199
#9  0x000000000086232b in handler::ha_write_row (this=0x7efef40160b8, buf=0x7efef4093588 <incomplete sequence \320>) at /home/travis/src/sql/handler.cc:6033
#10 0x00000000006344fe in write_record (thd=0x3001360, table=0x7efef409a050, info=0x7eff40595950) at /home/travis/src/sql/sql_insert.cc:1849
#11 0x00000000006320e8 in mysql_insert (thd=0x3001360, table_list=0x7efef402e908, fields=..., values_list=..., update_fields=..., update_values=..., duplic=DUP_ERROR, ignore=true) at /home/travis/src/sql/sql_insert.cc:964
#12 0x000000000065272e in mysql_execute_command (thd=0x3001360) at /home/travis/src/sql/sql_parse.cc:3450
#13 0x000000000065b211 in mysql_parse (thd=0x3001360, rawbuf=0x7efef402e788 "INSERT IGNORE INTO `t007` ( `pk`, `col_varchar_8` ) VALUES ( NULL, 'a' )  /* QNO 1016 CON_ID 8 */", length=97, parser_state=0x7eff40596660) at /home/travis/src/sql/sql_parse.cc:6634
#14 0x000000000064d592 in dispatch_command (command=COM_QUERY, thd=0x3001360, packet=0x3007d01 " INSERT IGNORE INTO `t007` ( `pk`, `col_varchar_8` ) VALUES ( NULL, 'a' )  /* QNO 1016 CON_ID 8 */ ", packet_length=99) at /home/travis/src/sql/sql_parse.cc:1297
#15 0x000000000064c84e in do_command (thd=0x3001360) at /home/travis/src/sql/sql_parse.cc:1000
#16 0x000000000077aac3 in do_handle_one_connection (thd_arg=0x3001360) at /home/travis/src/sql/sql_connect.cc:1377
#17 0x000000000077a835 in handle_one_connection (arg=0x3001360) at /home/travis/src/sql/sql_connect.cc:1292
#18 0x00007eff52dd2184 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
#19 0x00007eff51cb5ffd in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 22 (Thread 0x7eff536d9700 (LWP 22790)):
#0  0x00007eff51ca8c5d in poll () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x0000000000ebcc9c in vio_io_wait (vio=0x281f0b0, event=VIO_IO_EVENT_READ, timeout=28800000) at /home/travis/src/vio/viosocket.c:992
#2  0x0000000000ebb552 in vio_socket_io_wait (vio=0x281f0b0, event=VIO_IO_EVENT_READ) at /home/travis/src/vio/viosocket.c:108
#3  0x0000000000ebb706 in vio_read (vio=0x281f0b0, buf=0x2ffc1d0 "\a", size=4) at /home/travis/src/vio/viosocket.c:184
#4  0x00000000005998f3 in my_real_read (net=0x2ff65d8, complen=0x7eff536d8da0, header=1 '\001') at /home/travis/src/sql/net_serv.cc:876
#5  0x000000000059a072 in my_net_read_packet (net=0x2ff65d8, read_from_server=1 '\001') at /home/travis/src/sql/net_serv.cc:1139
#6  0x000000000064c5eb in do_command (thd=0x2ff6320) at /home/travis/src/sql/sql_parse.cc:932
#7  0x000000000077aac3 in do_handle_one_connection (thd_arg=0x2ff6320) at /home/travis/src/sql/sql_connect.cc:1377
#8  0x000000000077a835 in handle_one_connection (arg=0x2ff6320) at /home/travis/src/sql/sql_connect.cc:1292
#9  0x00007eff52dd2184 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
#10 0x00007eff51cb5ffd in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 21 (Thread 0x7eff277fe700 (LWP 22782)):
#0  0x00007eff52dd6404 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0
#1  0x0000000000c1d860 in os_cond_wait (cond=0x2773b28, fast_mutex=0x2773af0) at /home/travis/src/storage/xtradb/os/os0sync.cc:196
#2  0x0000000000c1db93 in os_event_wait_low (event=0x2773af0, reset_sig_count=409) at /home/travis/src/storage/xtradb/os/os0sync.cc:477
#3  0x0000000000cd6ca5 in srv_resume_thread (slot=0x204a458 <srv_sys+536>, sig_count=409, wait=true, timeout_usec=0) at /home/travis/src/storage/xtradb/srv/srv0srv.cc:1022
#4  0x0000000000cdbc9c in srv_purge_coordinator_suspend (slot=0x204a458 <srv_sys+536>, rseg_history_len=876) at /home/travis/src/storage/xtradb/srv/srv0srv.cc:3372
#5  0x0000000000cdc044 in srv_purge_coordinator_thread (arg=0x0) at /home/travis/src/storage/xtradb/srv/srv0srv.cc:3463
#6  0x00007eff52dd2184 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
#7  0x00007eff51cb5ffd in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 20 (Thread 0x7eff1f7fe700 (LWP 22781)):
#0  0x00007eff52dd67be in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0
#1  0x0000000000c1d778 in os_cond_wait_timed (cond=0x2f73558, fast_mutex=0x2f73520, abstime=0x7eff1f7fdde0) at /home/travis/src/storage/xtradb/os/os0sync.cc:159
#2  0x0000000000c1dd72 in os_event_wait_time_low (event=0x2f73520, time_in_usec=5000000, reset_sig_count=1) at /home/travis/src/storage/xtradb/os/os0sync.cc:591
#3  0x0000000000d1f637 in ib_wqueue_timedwait (wq=0x2f729a8, wait_in_usecs=5000000) at /home/travis/src/storage/xtradb/ut/ut0wqueue.cc:154
#4  0x0000000000e0503b in fts_optimize_thread (arg=0x2f729a8) at /home/travis/src/storage/xtradb/fts/fts0opt.cc:3051
#5  0x00007eff52dd2184 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
#6  0x00007eff51cb5ffd in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 19 (Thread 0x7eff2cea2700 (LWP 22779)):
#0  0x00007eff51cad8d3 in select () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x0000000000c1e44a in os_thread_sleep (tm=1000000) at /home/travis/src/storage/xtradb/os/os0thread.cc:311
#2  0x0000000000cdb157 in srv_master_sleep () at /home/travis/src/storage/xtradb/srv/srv0srv.cc:3006
#3  0x0000000000cdb28f in srv_master_thread (arg=0x0) at /home/travis/src/storage/xtradb/srv/srv0srv.cc:3056
#4  0x00007eff52dd2184 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
#5  0x00007eff51cb5ffd in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 18 (Thread 0x7eff267fc700 (LWP 22784)):
#0  0x00007eff51cad8d3 in select () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x0000000000c1e44a in os_thread_sleep (tm=1000000) at /home/travis/src/storage/xtradb/os/os0thread.cc:311
#2  0x0000000000d7a777 in page_cleaner_sleep_if_needed (next_loop_time=1529337775765) at /home/travis/src/storage/xtradb/buf/buf0flu.cc:2587
#3  0x0000000000d7b082 in buf_flush_lru_manager_thread (arg=0x0) at /home/travis/src/storage/xtradb/buf/buf0flu.cc:2889
#4  0x00007eff52dd2184 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
#5  0x00007eff51cb5ffd in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 17 (Thread 0x7eff2d6a3700 (LWP 22778)):
#0  0x00007eff52dd67be in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0
#1  0x0000000000c1d778 in os_cond_wait_timed (cond=0x2773b98, fast_mutex=0x2773b60, abstime=0x7eff2d6a2e30) at /home/travis/src/storage/xtradb/os/os0sync.cc:159
#2  0x0000000000c1dd72 in os_event_wait_time_low (event=0x2773b60, time_in_usec=1000000, reset_sig_count=1) at /home/travis/src/storage/xtradb/os/os0sync.cc:591
#3  0x0000000000cd9a4f in srv_error_monitor_thread (arg=0x0) at /home/travis/src/storage/xtradb/srv/srv0srv.cc:2286
#4  0x00007eff52dd2184 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
#5  0x00007eff51cb5ffd in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 16 (Thread 0x7eff27fff700 (LWP 22780)):
#0  0x00007eff52dd67be in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0
#1  0x0000000000c1d778 in os_cond_wait_timed (cond=0x2eb62d8, fast_mutex=0x2eb62a0, abstime=0x7eff27ffee90) at /home/travis/src/storage/xtradb/os/os0sync.cc:159
#2  0x0000000000c1dd72 in os_event_wait_time_low (event=0x2eb62a0, time_in_usec=10000000, reset_sig_count=63) at /home/travis/src/storage/xtradb/os/os0sync.cc:591
#3  0x0000000000dc5e0a in dict_stats_thread (arg=0x0) at /home/travis/src/storage/xtradb/dict/dict0stats_bg.cc:359
#4  0x00007eff52dd2184 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
#5  0x00007eff51cb5ffd in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 15 (Thread 0x7eff2f6a7700 (LWP 22773)):
#0  0x00007eff5343a58a in ?? () from /lib/x86_64-linux-gnu/libaio.so.1
#1  0x0000000000c1b073 in os_aio_linux_collect (array=0x28d4ec0, segment=2, seg_size=256) at /home/travis/src/storage/xtradb/os/os0file.cc:5268
#2  0x0000000000c1b40a in os_aio_linux_handle (global_seg=8, message1=0x7eff2f6a6e58, message2=0x7eff2f6a6e60, type=0x7eff2f6a6e68, space_id=0x7eff2f6a6e70) at /home/travis/src/storage/xtradb/os/os0file.cc:5414
#3  0x0000000000dd7602 in fil_aio_wait (segment=8) at /home/travis/src/storage/xtradb/fil/fil0fil.cc:5664
#4  0x0000000000cde1e8 in io_handler_thread (arg=0x204eb60 <n+64>) at /home/travis/src/storage/xtradb/srv/srv0start.cc:538
#5  0x00007eff52dd2184 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
#6  0x00007eff51cb5ffd in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 14 (Thread 0x7eff2dea4700 (LWP 22777)):
#0  0x00007eff52dd67be in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0
#1  0x0000000000c1d778 in os_cond_wait_timed (cond=0x2c5f068, fast_mutex=0x2c5f030, abstime=0x7eff2dea3e70) at /home/travis/src/storage/xtradb/os/os0sync.cc:159
#2  0x0000000000c1dd72 in os_event_wait_time_low (event=0x2c5f030, time_in_usec=1000000, reset_sig_count=1) at /home/travis/src/storage/xtradb/os/os0sync.cc:591
#3  0x0000000000bf2cc9 in lock_wait_timeout_thread (arg=0x0) at /home/travis/src/storage/xtradb/lock/lock0wait.cc:563
#4  0x00007eff52dd2184 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
#5  0x00007eff51cb5ffd in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 13 (Thread 0x7eff306a9700 (LWP 22771)):
#0  0x00007eff5343a58a in ?? () from /lib/x86_64-linux-gnu/libaio.so.1
#1  0x0000000000c1b073 in os_aio_linux_collect (array=0x28d4ec0, segment=0, seg_size=256) at /home/travis/src/storage/xtradb/os/os0file.cc:5268
#2  0x0000000000c1b40a in os_aio_linux_handle (global_seg=6, message1=0x7eff306a8e58, message2=0x7eff306a8e60, type=0x7eff306a8e68, space_id=0x7eff306a8e70) at /home/travis/src/storage/xtradb/os/os0file.cc:5414
#3  0x0000000000dd7602 in fil_aio_wait (segment=6) at /home/travis/src/storage/xtradb/fil/fil0fil.cc:5664
#4  0x0000000000cde1e8 in io_handler_thread (arg=0x204eb50 <n+48>) at /home/travis/src/storage/xtradb/srv/srv0start.cc:538
#5  0x00007eff52dd2184 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
#6  0x00007eff51cb5ffd in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 12 (Thread 0x7eff2e6a5700 (LWP 22775)):
#0  0x00007eff52dd67be in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0
#1  0x0000000000c1d778 in os_cond_wait_timed (cond=0x2734af8, fast_mutex=0x2734ac0, abstime=0x7eff2e6a4e40) at /home/travis/src/storage/xtradb/os/os0sync.cc:159
#2  0x0000000000c1dd72 in os_event_wait_time_low (event=0x2734ac0, time_in_usec=5000000, reset_sig_count=1) at /home/travis/src/storage/xtradb/os/os0sync.cc:591
#3  0x0000000000cd944a in srv_monitor_thread (arg=0x0) at /home/travis/src/storage/xtradb/srv/srv0srv.cc:2053
#4  0x00007eff52dd2184 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
#5  0x00007eff51cb5ffd in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 11 (Thread 0x7eff30eaa700 (LWP 22770)):
#0  0x00007eff5343a58a in ?? () from /lib/x86_64-linux-gnu/libaio.so.1
#1  0x0000000000c1b073 in os_aio_linux_collect (array=0x287d6f0, segment=3, seg_size=256) at /home/travis/src/storage/xtradb/os/os0file.cc:5268
#2  0x0000000000c1b40a in os_aio_linux_handle (global_seg=5, message1=0x7eff30ea9e58, message2=0x7eff30ea9e60, type=0x7eff30ea9e68, space_id=0x7eff30ea9e70) at /home/travis/src/storage/xtradb/os/os0file.cc:5414
#3  0x0000000000dd7602 in fil_aio_wait (segment=5) at /home/travis/src/storage/xtradb/fil/fil0fil.cc:5664
#4  0x0000000000cde1e8 in io_handler_thread (arg=0x204eb48 <n+40>) at /home/travis/src/storage/xtradb/srv/srv0start.cc:538
#5  0x00007eff52dd2184 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
#6  0x00007eff51cb5ffd in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 10 (Thread 0x7eff2eea6700 (LWP 22774)):
#0  0x00007eff5343a58a in ?? () from /lib/x86_64-linux-gnu/libaio.so.1
#1  0x0000000000c1b073 in os_aio_linux_collect (array=0x28d4ec0, segment=3, seg_size=256) at /home/travis/src/storage/xtradb/os/os0file.cc:5268
#2  0x0000000000c1b40a in os_aio_linux_handle (global_seg=9, message1=0x7eff2eea5e58, message2=0x7eff2eea5e60, type=0x7eff2eea5e68, space_id=0x7eff2eea5e70) at /home/travis/src/storage/xtradb/os/os0file.cc:5414
#3  0x0000000000dd7602 in fil_aio_wait (segment=9) at /home/travis/src/storage/xtradb/fil/fil0fil.cc:5664
#4  0x0000000000cde1e8 in io_handler_thread (arg=0x204eb68 <n+72>) at /home/travis/src/storage/xtradb/srv/srv0start.cc:538
#5  0x00007eff52dd2184 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
#6  0x00007eff51cb5ffd in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 9 (Thread 0x7eff316ab700 (LWP 22769)):
#0  0x00007eff5343a58a in ?? () from /lib/x86_64-linux-gnu/libaio.so.1
#1  0x0000000000c1b073 in os_aio_linux_collect (array=0x287d6f0, segment=2, seg_size=256) at /home/travis/src/storage/xtradb/os/os0file.cc:5268
#2  0x0000000000c1b40a in os_aio_linux_handle (global_seg=4, message1=0x7eff316aae58, message2=0x7eff316aae60, type=0x7eff316aae68, space_id=0x7eff316aae70) at /home/travis/src/storage/xtradb/os/os0file.cc:5414
#3  0x0000000000dd7602 in fil_aio_wait (segment=4) at /home/travis/src/storage/xtradb/fil/fil0fil.cc:5664
#4  0x0000000000cde1e8 in io_handler_thread (arg=0x204eb40 <n+32>) at /home/travis/src/storage/xtradb/srv/srv0start.cc:538
#5  0x00007eff52dd2184 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
#6  0x00007eff51cb5ffd in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 8 (Thread 0x7eff2fea8700 (LWP 22772)):
#0  0x00007eff5343a58a in ?? () from /lib/x86_64-linux-gnu/libaio.so.1
#1  0x0000000000c1b073 in os_aio_linux_collect (array=0x28d4ec0, segment=1, seg_size=256) at /home/travis/src/storage/xtradb/os/os0file.cc:5268
#2  0x0000000000c1b40a in os_aio_linux_handle (global_seg=7, message1=0x7eff2fea7e58, message2=0x7eff2fea7e60, type=0x7eff2fea7e68, space_id=0x7eff2fea7e70) at /home/travis/src/storage/xtradb/os/os0file.cc:5414
#3  0x0000000000dd7602 in fil_aio_wait (segment=7) at /home/travis/src/storage/xtradb/fil/fil0fil.cc:5664
#4  0x0000000000cde1e8 in io_handler_thread (arg=0x204eb58 <n+56>) at /home/travis/src/storage/xtradb/srv/srv0start.cc:538
#5  0x00007eff52dd2184 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
#6  0x00007eff51cb5ffd in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 7 (Thread 0x7eff31eac700 (LWP 22768)):
#0  0x00007eff5343a58a in ?? () from /lib/x86_64-linux-gnu/libaio.so.1
#1  0x0000000000c1b073 in os_aio_linux_collect (array=0x287d6f0, segment=1, seg_size=256) at /home/travis/src/storage/xtradb/os/os0file.cc:5268
#2  0x0000000000c1b40a in os_aio_linux_handle (global_seg=3, message1=0x7eff31eabe58, message2=0x7eff31eabe60, type=0x7eff31eabe68, space_id=0x7eff31eabe70) at /home/travis/src/storage/xtradb/os/os0file.cc:5414
#3  0x0000000000dd7602 in fil_aio_wait (segment=3) at /home/travis/src/storage/xtradb/fil/fil0fil.cc:5664
#4  0x0000000000cde1e8 in io_handler_thread (arg=0x204eb38 <n+24>) at /home/travis/src/storage/xtradb/srv/srv0start.cc:538
#5  0x00007eff52dd2184 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
#6  0x00007eff51cb5ffd in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 6 (Thread 0x7eff32eae700 (LWP 22766)):
#0  0x00007eff5343a58a in ?? () from /lib/x86_64-linux-gnu/libaio.so.1
#1  0x0000000000c1b073 in os_aio_linux_collect (array=0x28b79a0, segment=0, seg_size=256) at /home/travis/src/storage/xtradb/os/os0file.cc:5268
#2  0x0000000000c1b40a in os_aio_linux_handle (global_seg=1, message1=0x7eff32eade58, message2=0x7eff32eade60, type=0x7eff32eade68, space_id=0x7eff32eade70) at /home/travis/src/storage/xtradb/os/os0file.cc:5414
#3  0x0000000000dd7602 in fil_aio_wait (segment=1) at /home/travis/src/storage/xtradb/fil/fil0fil.cc:5664
#4  0x0000000000cde1e8 in io_handler_thread (arg=0x204eb28 <n+8>) at /home/travis/src/storage/xtradb/srv/srv0start.cc:538
#5  0x00007eff52dd2184 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
#6  0x00007eff51cb5ffd in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 5 (Thread 0x7eff326ad700 (LWP 22767)):
#0  0x00007eff5343a58a in ?? () from /lib/x86_64-linux-gnu/libaio.so.1
#1  0x0000000000c1b073 in os_aio_linux_collect (array=0x287d6f0, segment=0, seg_size=256) at /home/travis/src/storage/xtradb/os/os0file.cc:5268
#2  0x0000000000c1b40a in os_aio_linux_handle (global_seg=2, message1=0x7eff326ace58, message2=0x7eff326ace60, type=0x7eff326ace68, space_id=0x7eff326ace70) at /home/travis/src/storage/xtradb/os/os0file.cc:5414
#3  0x0000000000dd7602 in fil_aio_wait (segment=2) at /home/travis/src/storage/xtradb/fil/fil0fil.cc:5664
#4  0x0000000000cde1e8 in io_handler_thread (arg=0x204eb30 <n+16>) at /home/travis/src/storage/xtradb/srv/srv0start.cc:538
#5  0x00007eff52dd2184 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
#6  0x00007eff51cb5ffd in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 4 (Thread 0x7eff53845780 (LWP 22763)):
#0  0x00007eff51ca8c5d in poll () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x0000000000591c41 in handle_connections_sockets () at /home/travis/src/sql/mysqld.cc:6079
#2  0x0000000000590c71 in mysqld_main (argc=20, argv=0x2732358) at /home/travis/src/sql/mysqld.cc:5511
#3  0x00000000005870cd in main (argc=20, argv=0x7ffed7eeae78) at /home/travis/src/sql/main.cc:25

Thread 3 (Thread 0x7eff336af700 (LWP 22765)):
#0  0x00007eff5343a58a in ?? () from /lib/x86_64-linux-gnu/libaio.so.1
#1  0x0000000000c1b073 in os_aio_linux_collect (array=0x28c6430, segment=0, seg_size=256) at /home/travis/src/storage/xtradb/os/os0file.cc:5268
#2  0x0000000000c1b40a in os_aio_linux_handle (global_seg=0, message1=0x7eff336aee58, message2=0x7eff336aee60, type=0x7eff336aee68, space_id=0x7eff336aee70) at /home/travis/src/storage/xtradb/os/os0file.cc:5414
#3  0x0000000000dd7602 in fil_aio_wait (segment=0) at /home/travis/src/storage/xtradb/fil/fil0fil.cc:5664
#4  0x0000000000cde1e8 in io_handler_thread (arg=0x204eb20 <n>) at /home/travis/src/storage/xtradb/srv/srv0start.cc:538
#5  0x00007eff52dd2184 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
#6  0x00007eff51cb5ffd in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 2 (Thread 0x7eff417b6700 (LWP 22764)):
#0  0x00007eff52dd67be in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0
#1  0x0000000000e72f48 in safe_cond_timedwait (cond=0x2030340 <COND_checkpoint>, mp=0x2030280 <LOCK_checkpoint>, abstime=0x7eff417b5e20, file=0xffee40 "/home/travis/src/include/mysql/psi/mysql_thread.h", line=1202) at /home/travis/src/mysys/thr_mutex.c:547
#2  0x0000000000a55e95 in inline_mysql_cond_timedwait (that=0x2030340 <COND_checkpoint>, mutex=0x2030280 <LOCK_checkpoint>, abstime=0x7eff417b5e20, src_file=0xffee78 "/home/travis/src/storage/maria/ma_servicethread.c", src_line=116) at /home/travis/src/include/mysql/psi/mysql_thread.h:1202
#3  0x0000000000a56328 in my_service_thread_sleep (control=0x164fbe0 <checkpoint_control>, sleep_time=30000000000) at /home/travis/src/storage/maria/ma_servicethread.c:115
#4  0x0000000000a4ae63 in ma_checkpoint_background (arg=0x1e) at /home/travis/src/storage/maria/ma_checkpoint.c:708
#5  0x00007eff52dd2184 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
#6  0x00007eff51cb5ffd in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 1 (Thread 0x7eff4054e700 (LWP 22806)):
#0  0x00007eff52dd7611 in pthread_kill () from /lib/x86_64-linux-gnu/libpthread.so.0
#1  0x0000000000e6da6a in my_write_core (sig=6) at /home/travis/src/mysys/stacktrace.c:478
#2  0x00000000008549aa in handle_fatal_signal (sig=6) at /home/travis/src/sql/signal_handler.cc:285
#3  <signal handler called>
#4  0x00007eff51beec37 in raise () from /lib/x86_64-linux-gnu/libc.so.6
#5  0x00007eff51bf2028 in abort () from /lib/x86_64-linux-gnu/libc.so.6
#6  0x00007eff51be7bf6 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#7  0x00007eff51be7ca2 in __assert_fail () from /lib/x86_64-linux-gnu/libc.so.6
#8  0x00000000005e49db in handler::ha_rnd_end (this=0x3037518) at /home/travis/src/sql/handler.h:2672
#9  0x000000000096e02d in QUICK_ROR_INTERSECT_SELECT::~QUICK_ROR_INTERSECT_SELECT (this=0x7efee804b9d0, __in_chrg=<optimized out>) at /home/travis/src/sql/opt_range.cc:2288
#10 0x000000000096e08a in QUICK_ROR_INTERSECT_SELECT::~QUICK_ROR_INTERSECT_SELECT (this=0x7efee804b9d0, __in_chrg=<optimized out>) at /home/travis/src/sql/opt_range.cc:2290
#11 0x000000000096ca8b in SQL_SELECT::cleanup (this=0x7efee8006030) at /home/travis/src/sql/opt_range.cc:1800
#12 0x000000000096cb12 in SQL_SELECT::~SQL_SELECT (this=0x7efee8006030, __in_chrg=<optimized out>) at /home/travis/src/sql/opt_range.cc:1814
#13 0x00000000007255a7 in mysql_update (thd=0x300bd90, table_list=0x7efee8005408, fields=..., values=..., conds=0x7efee8005dc0, order_num=0, order=0x0, limit=18446744073709551615, handle_duplicates=DUP_ERROR, ignore=false, found_return=0x7eff4054cd20, updated_return=0x7eff4054cdb0) at /home/travis/src/sql/sql_update.cc:1034
#14 0x0000000000652217 in mysql_execute_command (thd=0x300bd90) at /home/travis/src/sql/sql_parse.cc:3312
#15 0x000000000065b211 in mysql_parse (thd=0x300bd90, rawbuf=0x7efee80052b8 "UPDATE `t8` SET `col_varchar` = 'h' WHERE `pk` = 31872 /* QNO 708 CON_ID 9 */", length=77, parser_state=0x7eff4054d660) at /home/travis/src/sql/sql_parse.cc:6634
#16 0x000000000064d592 in dispatch_command (command=COM_QUERY, thd=0x300bd90, packet=0x3012731 "UPDATE `t8` SET `col_varchar` = 'h' WHERE `pk` = 31872 /* QNO 708 CON_ID 9 */ ", packet_length=78) at /home/travis/src/sql/sql_parse.cc:1297
#17 0x000000000064c84e in do_command (thd=0x300bd90) at /home/travis/src/sql/sql_parse.cc:1000
#18 0x000000000077aac3 in do_handle_one_connection (thd_arg=0x300bd90) at /home/travis/src/sql/sql_connect.cc:1377
#19 0x000000000077a835 in handle_one_connection (arg=0x300bd90) at /home/travis/src/sql/sql_connect.cc:1292
#20 0x00007eff52dd2184 in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
#21 0x00007eff51cb5ffd in clone () from /lib/x86_64-linux-gnu/libc.so.6